6KIF

Structure of cyanobacterial photosystem I-IsiA-flavodoxin supercomplex

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: OPM
Membrane Protein Annotation: mpstruc

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Photosystem I subunits PsaA/PsaB	8093906	3000850	SCOP2B (2022-06-29)
KA [auth e]	SCOP2B Superfamily	Photosystem I subunits PsaA/PsaB	8093906	3000850	SCOP2B (2022-06-29)
S [auth G]	SCOP2 Family	Photosystem I subunits PsaA/PsaB	8093905	4002118	SCOP2 (2022-06-29)
S [auth G]	SCOP2 Superfamily	Photosystem I subunits PsaA/PsaB	8093906	3000850	SCOP2 (2022-06-29)
B	SCOP2 Family	Photosystem I subunits PsaA/PsaB	8094464	4002118	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Photosystem I subunits PsaA/PsaB	8094465	3000850	SCOP2 (2022-06-29)
LA [auth f]	SCOP2B Superfamily	Photosystem I subunits PsaA/PsaB	8094465	3000850	SCOP2B (2022-06-29)
T [auth H]	SCOP2B Superfamily	Photosystem I subunits PsaA/PsaB	8094465	3000850	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	4Fe-4S ferredoxins	8093730	3000020	SCOP2B (2022-06-29)
MA [auth g]	SCOP2 Family	7-Fe ferredoxin	8093729	4001227	SCOP2 (2022-06-29)
MA [auth g]	SCOP2 Superfamily	4Fe-4S ferredoxins	8093730	3000020	SCOP2 (2022-06-29)
U [auth N]	SCOP2B Superfamily	4Fe-4S ferredoxins	8093730	3000020	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Photosystem I subunit PsaD	8094743	3000951	SCOP2B (2022-06-29)
NA [auth h]	SCOP2B Superfamily	Photosystem I subunit PsaD	8094743	3000951	SCOP2B (2022-06-29)
V [auth O]	SCOP2 Family	Photosystem I subunit PsaD	8094742	4003498	SCOP2 (2022-06-29)
V [auth O]	SCOP2 Superfamily	Photosystem I subunit PsaD	8094743	3000951	SCOP2 (2022-06-29)
E	SCOP2B Superfamily	Electron transport accessory proteins	8094633	3000325	SCOP2B (2022-06-29)
W [auth Q]	SCOP2B Superfamily	Electron transport accessory proteins	8094633	3000325	SCOP2B (2022-06-29)
OA [auth i]	SCOP2 Family	Photosystem I accessory protein E (PsaE)	8094632	4001749	SCOP2 (2022-06-29)
OA [auth i]	SCOP2 Superfamily	Electron transport accessory proteins	8094633	3000325	SCOP2 (2022-06-29)
G [auth I]	SCOP2B Superfamily	Subunit VIII of photosystem I reaction centre, PsaI	8094120	3000819	SCOP2B (2022-06-29)
QA [auth k]	SCOP2 Family	Subunit VIII of photosystem I reaction centre, PsaI	8094119	4002098	SCOP2 (2022-06-29)
QA [auth k]	SCOP2 Superfamily	Subunit VIII of photosystem I reaction centre, PsaI	8094120	3000819	SCOP2 (2022-06-29)
Y [auth S]	SCOP2B Superfamily	Subunit VIII of photosystem I reaction centre, PsaI	8094120	3000819	SCOP2B (2022-06-29)
BA [auth V]	SCOP2B Superfamily	Photosystem I reaction center subunit XI, PsaL	8098978	3000870	SCOP2B (2022-06-29)
J [auth L]	SCOP2B Superfamily	Photosystem I reaction center subunit XI, PsaL	8098978	3000870	SCOP2B (2022-06-29)
TA [auth n]	SCOP2B Superfamily	Photosystem I reaction center subunit XI, PsaL	8098978	3000870	SCOP2B (2022-06-29)
DA [auth X]	SCOP2B Superfamily	Flavoproteins	8044076	3001217	SCOP2B (2022-06-29)
L [auth P]	SCOP2B Superfamily	Flavoproteins	8044076	3001217	SCOP2B (2022-06-29)
VA [auth p]	SCOP2B Superfamily	Flavoproteins	8044076	3001217	SCOP2B (2022-06-29)
F	SCOP2 Family	Subunit III of photosystem I reaction centre, PsaF	8094063	4002091	SCOP2 (2022-06-29)
F	SCOP2 Superfamily	Subunit III of photosystem I reaction centre, PsaF	8094064	3000813	SCOP2 (2022-06-29)
PA [auth j]	SCOP2B Superfamily	Subunit III of photosystem I reaction centre, PsaF	8094064	3000813	SCOP2B (2022-06-29)
X [auth R]	SCOP2B Superfamily	Subunit III of photosystem I reaction centre, PsaF	8094064	3000813	SCOP2B (2022-06-29)
H [auth J]	SCOP2B Superfamily	Subunit IX of photosystem I reaction centre, PsaJ	8094008	3000824	SCOP2B (2022-06-29)
RA [auth l]	SCOP2B Superfamily	Subunit IX of photosystem I reaction centre, PsaJ	8094008	3000824	SCOP2B (2022-06-29)
Z [auth T]	SCOP2B Superfamily	Subunit IX of photosystem I reaction centre, PsaJ	8094008	3000824	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PsaA_PsaB_C	e6kifA1	A: alpha bundles	X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	T: Bacterial photosystem II reaction centre L and M subunits-like	F: PsaA_PsaB_C	ECOD (1.6)
A	PsaA_PsaB_N	e6kifA2	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PsaA_PsaB_N	ECOD (1.6)
KA [auth e]	PsaA_PsaB_C	e6kife2	A: alpha bundles	X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	T: Bacterial photosystem II reaction centre L and M subunits-like	F: PsaA_PsaB_C	ECOD (1.6)
KA [auth e]	PsaA_PsaB_N	e6kife1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PsaA_PsaB_N	ECOD (1.6)
S [auth G]	PsaA_PsaB_C	e6kifG1	A: alpha bundles	X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	T: Bacterial photosystem II reaction centre L and M subunits-like	F: PsaA_PsaB_C	ECOD (1.6)
S [auth G]	PsaA_PsaB_N	e6kifG2	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PsaA_PsaB_N	ECOD (1.6)
B	PsaA_PsaB_C	e6kifB2	A: alpha bundles	X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	T: Bacterial photosystem II reaction centre L and M subunits-like	F: PsaA_PsaB_C	ECOD (1.6)
B	PsaA_PsaB_N	e6kifB1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PsaA_PsaB_N	ECOD (1.6)
LA [auth f]	PsaA_PsaB_C	e6kiff1	A: alpha bundles	X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	T: Bacterial photosystem II reaction centre L and M subunits-like	F: PsaA_PsaB_C	ECOD (1.6)
LA [auth f]	PsaA_PsaB_N	e6kiff2	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PsaA_PsaB_N	ECOD (1.6)
T [auth H]	PsaA_PsaB_C	e6kifH1	A: alpha bundles	X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	T: Bacterial photosystem II reaction centre L and M subunits-like	F: PsaA_PsaB_C	ECOD (1.6)
T [auth H]	PsaA_PsaB_N	e6kifH2	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PsaA_PsaB_N	ECOD (1.6)
C	Fer4_21_1	e6kifC1	A: a+b two layers	X: 4Fe-4S ferredoxin (From Topology)	H: 4Fe-4S ferredoxin (From Topology)	T: 4Fe-4S ferredoxin	F: Fer4_21_1	ECOD (1.6)
MA [auth g]	Fer4_21_1	e6kifg1	A: a+b two layers	X: 4Fe-4S ferredoxin (From Topology)	H: 4Fe-4S ferredoxin (From Topology)	T: 4Fe-4S ferredoxin	F: Fer4_21_1	ECOD (1.6)
U [auth N]	Fer4_21_1	e6kifN1	A: a+b two layers	X: 4Fe-4S ferredoxin (From Topology)	H: 4Fe-4S ferredoxin (From Topology)	T: 4Fe-4S ferredoxin	F: Fer4_21_1	ECOD (1.6)
D	PsaD	e6kifD1	A: a+b two layers	X: Photosystem I subunit PsaD (From Topology)	H: Photosystem I subunit PsaD (From Topology)	T: Photosystem I subunit PsaD	F: PsaD	ECOD (1.6)
NA [auth h]	PsaD	e6kifh1	A: a+b two layers	X: Photosystem I subunit PsaD (From Topology)	H: Photosystem I subunit PsaD (From Topology)	T: Photosystem I subunit PsaD	F: PsaD	ECOD (1.6)
V [auth O]	PsaD	e6kifO1	A: a+b two layers	X: Photosystem I subunit PsaD (From Topology)	H: Photosystem I subunit PsaD (From Topology)	T: Photosystem I subunit PsaD	F: PsaD	ECOD (1.6)
E	PSI_PsaE	e6kifE1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: PSI_PsaE	ECOD (1.6)
W [auth Q]	PSI_PsaE	e6kifQ1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: PSI_PsaE	ECOD (1.6)
OA [auth i]	PSI_PsaE	e6kifi1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: PSI_PsaE	ECOD (1.6)
G [auth I]	PSI_8	e6kifI1	A: extended segments	X: Subunit VIII of photosystem I reaction centre, PsaI (From Topology)	H: Subunit VIII of photosystem I reaction centre, PsaI (From Topology)	T: Subunit VIII of photosystem I reaction centre, PsaI	F: PSI_8	ECOD (1.6)
QA [auth k]	PSI_8	e6kifk1	A: extended segments	X: Subunit VIII of photosystem I reaction centre, PsaI (From Topology)	H: Subunit VIII of photosystem I reaction centre, PsaI (From Topology)	T: Subunit VIII of photosystem I reaction centre, PsaI	F: PSI_8	ECOD (1.6)
Y [auth S]	PSI_8	e6kifS1	A: extended segments	X: Subunit VIII of photosystem I reaction centre, PsaI (From Topology)	H: Subunit VIII of photosystem I reaction centre, PsaI (From Topology)	T: Subunit VIII of photosystem I reaction centre, PsaI	F: PSI_8	ECOD (1.6)
AA [auth U]	PSI_PSAK	e6kifU1	A: alpha bundles	X: Photosystem I reaction center subunit X, PsaK (From Topology)	H: Photosystem I reaction center subunit X, PsaK (From Topology)	T: Photosystem I reaction center subunit X, PsaK	F: PSI_PSAK	ECOD (1.6)
I [auth K]	PSI_PSAK	e6kifK1	A: alpha bundles	X: Photosystem I reaction center subunit X, PsaK (From Topology)	H: Photosystem I reaction center subunit X, PsaK (From Topology)	T: Photosystem I reaction center subunit X, PsaK	F: PSI_PSAK	ECOD (1.6)
SA [auth m]	PSI_PSAK	e6kifm1	A: alpha bundles	X: Photosystem I reaction center subunit X, PsaK (From Topology)	H: Photosystem I reaction center subunit X, PsaK (From Topology)	T: Photosystem I reaction center subunit X, PsaK	F: PSI_PSAK	ECOD (1.6)
BA [auth V]	PsaL	e6kifV1	A: alpha bundles	X: Photosystem I reaction center subunit XI, PsaL (From Topology)	H: Photosystem I reaction center subunit XI, PsaL (From Topology)	T: Photosystem I reaction center subunit XI, PsaL	F: PsaL	ECOD (1.6)
J [auth L]	PsaL	e6kifL1	A: alpha bundles	X: Photosystem I reaction center subunit XI, PsaL (From Topology)	H: Photosystem I reaction center subunit XI, PsaL (From Topology)	T: Photosystem I reaction center subunit XI, PsaL	F: PsaL	ECOD (1.6)
TA [auth n]	PsaL	e6kifn1	A: alpha bundles	X: Photosystem I reaction center subunit XI, PsaL (From Topology)	H: Photosystem I reaction center subunit XI, PsaL (From Topology)	T: Photosystem I reaction center subunit XI, PsaL	F: PsaL	ECOD (1.6)
DA [auth X]	Flavodoxin_1	e6kifX1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Flavoproteins/Phosphotyrosine protein phosphatases-like	T: Flavoproteins	F: Flavodoxin_1	ECOD (1.6)
L [auth P]	Flavodoxin_1	e6kifP1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Flavoproteins/Phosphotyrosine protein phosphatases-like	T: Flavoproteins	F: Flavodoxin_1	ECOD (1.6)
VA [auth p]	Flavodoxin_1	e6kifp1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Flavoproteins/Phosphotyrosine protein phosphatases-like	T: Flavoproteins	F: Flavodoxin_1	ECOD (1.6)
AB [auth u]	PSII_1st	e6kifu1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
BB [auth v]	PSII_1st	e6kifv1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
EA [auth Y]	PSII_1st	e6kifY1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
FA [auth Z]	PSII_1st	e6kifZ1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
GA [auth a]	PSII_1st	e6kifa1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
HA [auth b]	PSII_1st	e6kifb1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
IA [auth c]	PSII_1st	e6kifc1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
JA [auth d]	PSII_1st	e6kifd1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
M [auth 1]	PSII_1st	e6kif11	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
N [auth 2]	PSII_1st	e6kif21	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
O [auth 3]	PSII_1st	e6kif31	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
P [auth 4]	PSII_1st	e6kif41	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
Q [auth 5]	PSII_1st	e6kif51	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
R [auth 6]	PSII_1st	e6kif61	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
WA [auth q]	PSII_1st	e6kifq1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
XA [auth r]	PSII_1st	e6kifr1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
YA [auth s]	PSII_1st	e6kifs1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
ZA [auth t]	PSII_1st	e6kift1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PSII_1st	ECOD (1.6)
CA [auth W]	PsaM	e6kifW1	A: extended segments	X: Subunit XII of photosystem I reaction centre, PsaM (From Topology)	H: Subunit XII of photosystem I reaction centre, PsaM (From Topology)	T: Subunit XII of photosystem I reaction centre, PsaM	F: PsaM	ECOD (1.6)
K [auth M]	PsaM	e6kifM1	A: extended segments	X: Subunit XII of photosystem I reaction centre, PsaM (From Topology)	H: Subunit XII of photosystem I reaction centre, PsaM (From Topology)	T: Subunit XII of photosystem I reaction centre, PsaM	F: PsaM	ECOD (1.6)
UA [auth o]	PsaM	e6kifo1	A: extended segments	X: Subunit XII of photosystem I reaction centre, PsaM (From Topology)	H: Subunit XII of photosystem I reaction centre, PsaM (From Topology)	T: Subunit XII of photosystem I reaction centre, PsaM	F: PsaM	ECOD (1.6)
F	PSI_PsaF	e6kifF1	A: extended segments	X: Subunit III of photosystem I reaction centre, PsaF (From Topology)	H: Subunit III of photosystem I reaction centre, PsaF (From Topology)	T: Subunit III of photosystem I reaction centre, PsaF	F: PSI_PsaF	ECOD (1.6)
PA [auth j]	PSI_PsaF	e6kifj1	A: extended segments	X: Subunit III of photosystem I reaction centre, PsaF (From Topology)	H: Subunit III of photosystem I reaction centre, PsaF (From Topology)	T: Subunit III of photosystem I reaction centre, PsaF	F: PSI_PsaF	ECOD (1.6)
X [auth R]	PSI_PsaF	e6kifR1	A: extended segments	X: Subunit III of photosystem I reaction centre, PsaF (From Topology)	H: Subunit III of photosystem I reaction centre, PsaF (From Topology)	T: Subunit III of photosystem I reaction centre, PsaF	F: PSI_PsaF	ECOD (1.6)
H [auth J]	PSI_PsaJ	e6kifJ1	A: extended segments	X: Subunit IX of photosystem I reaction centre, PsaJ (From Topology)	H: Subunit IX of photosystem I reaction centre, PsaJ (From Topology)	T: Subunit IX of photosystem I reaction centre, PsaJ	F: PSI_PsaJ	ECOD (1.6)
RA [auth l]	PSI_PsaJ	e6kifl1	A: extended segments	X: Subunit IX of photosystem I reaction centre, PsaJ (From Topology)	H: Subunit IX of photosystem I reaction centre, PsaJ (From Topology)	T: Subunit IX of photosystem I reaction centre, PsaJ	F: PSI_PsaJ	ECOD (1.6)
Z [auth T]	PSI_PsaJ	e6kifT1	A: extended segments	X: Subunit IX of photosystem I reaction centre, PsaJ (From Topology)	H: Subunit IX of photosystem I reaction centre, PsaJ (From Topology)	T: Subunit IX of photosystem I reaction centre, PsaJ	F: PSI_PsaJ	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, KA [auth e], S [auth G]	PF12838	4Fe-4S dicluster domain (Fer4_7)	4Fe-4S dicluster domain	Superfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich. Domain contai ...	Superfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich. Domain contains two 4Fe4S clusters.	Domain
A, KA [auth e], S [auth G]	PF00421	Photosystem II protein (PSII)	Photosystem II protein	-	Family
A, KA [auth e], S [auth G]	PF00223	Photosystem I psaA/psaB protein (PsaA_PsaB)	Photosystem I psaA/psaB protein	-	Family
B, LA [auth f], T [auth H]	PF02531	PsaD (PsaD)	PsaD	-	Family
B, LA [auth f], T [auth H]	PF00421	Photosystem II protein (PSII)	Photosystem II protein	-	Family
B, LA [auth f], T [auth H]	PF00223	Photosystem I psaA/psaB protein (PsaA_PsaB)	Photosystem I psaA/psaB protein	-	Family
C, MA [auth g], U [auth N]	PF02605	Photosystem I reaction centre subunit XI (PsaL)	Photosystem I reaction centre subunit XI	-	Family
C, MA [auth g], U [auth N]	PF12838	4Fe-4S dicluster domain (Fer4_7)	4Fe-4S dicluster domain	Superfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich. Domain contai ...	Superfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich. Domain contains two 4Fe4S clusters.	Domain
C, MA [auth g], U [auth N]	PF00421	Photosystem II protein (PSII)	Photosystem II protein	-	Family
D, NA [auth h], V [auth O]	PF02531	PsaD (PsaD)	PsaD	-	Family
D, NA [auth h], V [auth O]	PF00421	Photosystem II protein (PSII)	Photosystem II protein	-	Family
E, OA [auth i], W [auth Q]	PF02427	Photosystem I reaction centre subunit IV / PsaE (PSI_PsaE)	Photosystem I reaction centre subunit IV / PsaE	PsaE is a 69 amino acid polypeptide from photosystem I present on the stromal side of the thylakoid membrane [1]. The structure is comprised of a well-defined five-stranded beta-sheet similar to SH3 domains [1].	Domain
E, OA [auth i], W [auth Q]	PF00421	Photosystem II protein (PSII)	Photosystem II protein	-	Family
E, OA [auth i], W [auth Q]	PF00223	Photosystem I psaA/psaB protein (PsaA_PsaB)	Photosystem I psaA/psaB protein	-	Family
G [auth I], QA [auth k], Y [auth S]	PF02427	Photosystem I reaction centre subunit IV / PsaE (PSI_PsaE)	Photosystem I reaction centre subunit IV / PsaE	PsaE is a 69 amino acid polypeptide from photosystem I present on the stromal side of the thylakoid membrane [1]. The structure is comprised of a well-defined five-stranded beta-sheet similar to SH3 domains [1].	Domain
G [auth I], QA [auth k], Y [auth S]	PF00421	Photosystem II protein (PSII)	Photosystem II protein	-	Family
G [auth I], QA [auth k], Y [auth S]	PF00796	Photosystem I reaction centre subunit VIII (PSI_8)	Photosystem I reaction centre subunit VIII	-	Family
AA [auth U], I [auth K], SA [auth m]	PF01241	Photosystem I psaG / psaK (PSI_PSAK)	Photosystem I psaG / psaK	-	Family
AA [auth U], I [auth K], SA [auth m]	PF00421	Photosystem II protein (PSII)	Photosystem II protein	-	Family
AA [auth U], I [auth K], SA [auth m]	PF00796	Photosystem I reaction centre subunit VIII (PSI_8)	Photosystem I reaction centre subunit VIII	-	Family
BA [auth V], J [auth L], TA [auth n]	PF01701	Photosystem I reaction centre subunit IX / PsaJ (PSI_PsaJ)	Photosystem I reaction centre subunit IX / PsaJ	-	Family
BA [auth V], J [auth L], TA [auth n]	PF02605	Photosystem I reaction centre subunit XI (PsaL)	Photosystem I reaction centre subunit XI	-	Family
BA [auth V], J [auth L], TA [auth n]	PF00421	Photosystem II protein (PSII)	Photosystem II protein	-	Family
DA [auth X], L [auth P], VA [auth p]	PF00258	Flavodoxin (Flavodoxin_1)	Flavodoxin		Domain
AB [auth u], BB [auth v], EA [auth Y], FA [auth Z], GA [auth a], AB [auth u], BB [auth v], EA [auth Y], FA [auth Z], GA [auth a], HA [auth b], IA [auth c], JA [auth d], M [auth 1], N [auth 2], O [auth 3], P [auth 4], Q [auth 5], R [auth 6], WA [auth q], XA [auth r], YA [auth s], ZA [auth t]	PF00421	Photosystem II protein (PSII)	Photosystem II protein	-	Family
CA [auth W], K [auth M], UA [auth o]	PF01241	Photosystem I psaG / psaK (PSI_PSAK)	Photosystem I psaG / psaK	-	Family
F, PA [auth j], X [auth R]	PF02507	Photosystem I reaction centre subunit III (PSI_PsaF)	Photosystem I reaction centre subunit III	-	Family
F, PA [auth j], X [auth R]	PF00421	Photosystem II protein (PSII)	Photosystem II protein	-	Family
F, PA [auth j], X [auth R]	PF00223	Photosystem I psaA/psaB protein (PsaA_PsaB)	Photosystem I psaA/psaB protein	-	Family
H [auth J], RA [auth l], Z [auth T]	PF01701	Photosystem I reaction centre subunit IX / PsaJ (PSI_PsaJ)	Photosystem I reaction centre subunit IX / PsaJ	-	Family
H [auth J], RA [auth l], Z [auth T]	PF02507	Photosystem I reaction centre subunit III (PSI_PsaF)	Photosystem I reaction centre subunit III	-	Family
H [auth J], RA [auth l], Z [auth T]	PF00421	Photosystem II protein (PSII)	Photosystem II protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, KA [auth e], S [auth G]	Photosystem I P700 chlorophyll a apoprotein A1	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding oxidoreductase activity catalytic activity iron-sulfur cluster binding 4 iron, 4 sulfur cluster binding metal cluster binding chlorophyll binding tetrapyrrole binding electron transfer activity	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex
B, LA [auth f], T [auth H]	Photosystem I P700 chlorophyll a apoprotein A2	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding oxidoreductase activity catalytic activity iron-sulfur cluster binding 4 iron, 4 sulfur cluster binding metal cluster binding chlorophyll binding tetrapyrrole binding electron transfer activity	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex
C, MA [auth g], U [auth N]	Photosystem I iron-sulfur center	oxidoreductase activity catalytic activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding electron transfer activity cation binding ion binding metal ion binding	photosynthesis photosynthesis, light reaction photosynthetic electron transport chain electron transport chain metabolic process cellular process generation of precursor metabolites and energy photosynthetic electron transport in photosystem I	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex
D, NA [auth h], V [auth O]	Photosystem I reaction center subunit II	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex photosystem I reaction center
E, OA [auth i], W [auth Q]	Photosystem I reaction center subunit IV	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex photosystem I reaction center
G [auth I], QA [auth k], Y [auth S]	Photosystem I PsaI protein	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex
AA [auth U], I [auth K], SA [auth m]	Photosystem I reaction center subunit PsaK	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex
BA [auth V], J [auth L], TA [auth n]	Photosystem I reaction center subunit XI	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex photosystem I reaction center
DA [auth X], L [auth P], VA [auth p]	Flavodoxin	FMN binding binding nucleoside phosphate binding ion binding anion binding nucleotide binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding electron transfer activity	-	-
AB [auth u], BB [auth v], EA [auth Y], FA [auth Z], GA [auth a], AB [auth u], BB [auth v], EA [auth Y], FA [auth Z], GA [auth a], HA [auth b], IA [auth c], JA [auth d], M [auth 1], N [auth 2], O [auth 3], P [auth 4], Q [auth 5], R [auth 6], WA [auth q], XA [auth r], YA [auth s], ZA [auth t]	Iron stress-induced chlorophyll-binding protein	chlorophyll binding binding tetrapyrrole binding	photosynthesis photosynthesis, light reaction photosynthetic electron transport chain electron transport chain metabolic process cellular process generation of precursor metabolites and energy	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex
CA [auth W], K [auth M], UA [auth o]	PsaM	-	-	-
F, PA [auth j], X [auth R]	Photosystem I reaction center subunit III	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex photosystem I reaction center
H [auth J], RA [auth l], Z [auth T]	Photosystem I reaction center subunit IX	-	photosynthesis metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane intracellular membraneless organelle plasma membrane-derived chromatophore thylakoid membrane intracellular organelle cell periphery cellular anatomical structure plasma membrane-derived thylakoid membrane organelle membraneless organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid protein-containing complex photosystem photosystem I membrane protein complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, KA [auth e], S [auth G]	IPR006243	Photosystem I PsaA	Family
A, KA [auth e], S [auth G]	IPR036408	Photosystem I PsaA/PsaB superfamily	Homologous Superfamily
A, KA [auth e], S [auth G]	IPR001280	Photosystem I PsaA/PsaB	Family
A, KA [auth e], S [auth G]	IPR020586	Photosystem I PsaA/PsaB, conserved site	Conserved Site
B, LA [auth f], T [auth H]	IPR036408	Photosystem I PsaA/PsaB superfamily	Homologous Superfamily
B, LA [auth f], T [auth H]	IPR001280	Photosystem I PsaA/PsaB	Family
B, LA [auth f], T [auth H]	IPR006244	Photosystem I PsaB	Family
B, LA [auth f], T [auth H]	IPR020586	Photosystem I PsaA/PsaB, conserved site	Conserved Site
C, MA [auth g], U [auth N]	IPR017900	4Fe-4S ferredoxin, iron-sulphur binding, conserved site	Conserved Site
C, MA [auth g], U [auth N]	IPR050157	Photosystem I iron-sulfur center	Family
C, MA [auth g], U [auth N]	IPR017896	4Fe-4S ferredoxin-type, iron-sulphur binding domain	Domain
C, MA [auth g], U [auth N]	IPR017491	Photosystem I protein PsaC	Family
D, NA [auth h], V [auth O]	IPR003685	Photosystem I PsaD	Family
D, NA [auth h], V [auth O]	IPR036579	Photosystem I, reaction centre subunit PsaD superfamily	Homologous Superfamily
E, OA [auth i], W [auth Q]	IPR008990	Electron transport accessory-like domain superfamily	Homologous Superfamily
E, OA [auth i], W [auth Q]	IPR003375	Photosystem I PsaE, reaction centre subunit IV	Family
G [auth I], QA [auth k], Y [auth S]	IPR036357	Photosystem I reaction centre subunit VIII superfamily	Homologous Superfamily
G [auth I], QA [auth k], Y [auth S]	IPR001302	Photosystem I reaction centre subunit VIII	Family
AA [auth U], I [auth K], SA [auth m]	IPR037101	Photosystem I reaction centre subunit PsaK	Homologous Superfamily
AA [auth U], I [auth K], SA [auth m]	IPR000549	Photosystem I reaction center subunit V/PsaK	Family
AA [auth U], I [auth K], SA [auth m]	IPR035982	Photosystem I reaction centre subunit PsaK superfamily	Homologous Superfamily
AA [auth U], I [auth K], SA [auth m]	IPR017492	Photosystem I reaction center subunit PsaK	Family
BA [auth V], J [auth L], TA [auth n]	IPR003757	Photosystem I PsaL, reaction centre subunit XI	Domain
BA [auth V], J [auth L], TA [auth n]	IPR022980	Photosystem I, reaction centre subunit XI	Family
BA [auth V], J [auth L], TA [auth n]	IPR036592	Photosystem I PsaL, reaction centre subunit XI superfamily	Homologous Superfamily
DA [auth X], L [auth P], VA [auth p]	IPR050619	Flavodoxin	Family
DA [auth X], L [auth P], VA [auth p]	IPR001226	Flavodoxin, conserved site	Conserved Site
DA [auth X], L [auth P], VA [auth p]	IPR010086	Flavodoxin, long chain	Family
DA [auth X], L [auth P], VA [auth p]	IPR029039	Flavoprotein-like superfamily	Homologous Superfamily
DA [auth X], L [auth P], VA [auth p]	IPR008254	Flavodoxin/nitric oxide synthase	Domain
AB [auth u], BB [auth v], EA [auth Y], FA [auth Z], GA [auth a], AB [auth u], BB [auth v], EA [auth Y], FA [auth Z], GA [auth a], HA [auth b], IA [auth c], JA [auth d], M [auth 1], N [auth 2], O [auth 3], P [auth 4], Q [auth 5], R [auth 6], WA [auth q], XA [auth r], YA [auth s], ZA [auth t]	IPR036001	Photosystem antenna protein-like superfamily	Homologous Superfamily
AB [auth u], BB [auth v], EA [auth Y], FA [auth Z], GA [auth a], AB [auth u], BB [auth v], EA [auth Y], FA [auth Z], GA [auth a], HA [auth b], IA [auth c], JA [auth d], M [auth 1], N [auth 2], O [auth 3], P [auth 4], Q [auth 5], R [auth 6], WA [auth q], XA [auth r], YA [auth s], ZA [auth t]	IPR000932	Photosystem antenna protein-like	Family
F, PA [auth j], X [auth R]	IPR036577	Photosystem I PsaF, reaction centre subunit III superfamily	Homologous Superfamily
F, PA [auth j], X [auth R]	IPR003666	Photosystem I PsaF, reaction centre subunit III	Family
H [auth J], RA [auth l], Z [auth T]	IPR002615	Photosystem I PsaJ, reaction centre subunit IX	Family
H [auth J], RA [auth l], Z [auth T]	IPR036062	Photosystem I PsaJ, reaction centre subunit IX superfamily	Homologous Superfamily

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, AA [auth U], AB [auth u], B, BA [auth V] A, AA [auth U], AB [auth u], B, BA [auth V], BB [auth v], C, E, EA [auth Y], F, FA [auth Z], G [auth I], GA [auth a], H [auth J], HA [auth b], I [auth K], IA [auth c], J [auth L], JA [auth d], KA [auth e], LA [auth f], M [auth 1], MA [auth g], N [auth 2], O [auth 3], OA [auth i], P [auth 4], PA [auth j], Q [auth 5], QA [auth k], R [auth 6], RA [auth l], S [auth G], SA [auth m], T [auth H], TA [auth n], U [auth N], W [auth Q], WA [auth q], X [auth R], XA [auth r], Y [auth S], YA [auth s], Z [auth T], ZA [auth t]	OPM	Transmembrane	Alpha-helical polytopic	Photosystems	Photosystem I

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, AA [auth U], AB [auth u], B, BA [auth V] A, AA [auth U], AB [auth u], B, BA [auth V], BB [auth v], C, E, EA [auth Y], F, FA [auth Z], G [auth I], GA [auth a], H [auth J], HA [auth b], I [auth K], IA [auth c], J [auth L], JA [auth d], KA [auth e], LA [auth f], M [auth 1], MA [auth g], N [auth 2], O [auth 3], OA [auth i], P [auth 4], PA [auth j], Q [auth 5], QA [auth k], R [auth 6], RA [auth l], S [auth G], SA [auth m], T [auth H], TA [auth n], U [auth N], W [auth Q], WA [auth q], X [auth R], XA [auth r], Y [auth S], YA [auth s], Z [auth T], ZA [auth t]	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Photosystem+Light-Harvesting Complex Supercomplex	Photosystem I-IsiA-flavodoxin supercomplex

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6KIF

Structure of cyanobacterial photosystem I-IsiA-flavodoxin supercomplex

External Resource: Annotation

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Domain Annotation: ECOD Classification ECOD Database Homepage

Protein Family Annotation Pfam Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage

Membrane Protein Annotation: OPM OPM Database Homepage

Membrane Protein Annotation: mpstruc mpstruc Database Homepage