Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
Ad4y28a_ Membrane and cell surface proteins and peptides Photosystem I subunits PsaA/PsaB Photosystem I subunits PsaA/PsaB Photosystem I subunits PsaA/PsaB automated matches (Pisum sativum ) [TaxId: 3888 ], SCOPe (2.08)
Bd4y28b_ Membrane and cell surface proteins and peptides Photosystem I subunits PsaA/PsaB Photosystem I subunits PsaA/PsaB Photosystem I subunits PsaA/PsaB automated matches (Pisum sativum ) [TaxId: 3888 ], SCOPe (2.08)
D [auth J]d4y28j_ Membrane and cell surface proteins and peptides Single transmembrane helix Subunit IX of photosystem I reaction centre, PsaJ automated matches automated matches (Pisum sativum ) [TaxId: 3888 ], SCOPe (2.08)
E [auth F]d4y28f_ Membrane and cell surface proteins and peptides Single transmembrane helix Subunit III of photosystem I reaction centre, PsaF automated matches automated matches (Pisum sativum ) [TaxId: 3888 ], SCOPe (2.08)
G [auth L]d4y28l_ Membrane and cell surface proteins and peptides Photosystem I reaction center subunit XI, PsaL Photosystem I reaction center subunit XI, PsaL automated matches automated matches (Pisum sativum ) [TaxId: 3888 ], SCOPe (2.08)
H [auth C]d4y28c_ Alpha and beta proteins (a+b) Ferredoxin-like 4Fe-4S ferredoxins 7-Fe ferredoxin automated matches (Pisum sativum ) [TaxId: 3888 ], SCOPe (2.08)
I [auth D]d4y28d_ Alpha and beta proteins (a+b) Photosystem I subunit PsaD Photosystem I subunit PsaD Photosystem I subunit PsaD automated matches (Pisum sativum ) [TaxId: 3888 ], SCOPe (2.08)
J [auth E]d4y28e1 All beta proteins SH3-like barrel Electron transport accessory proteins automated matches automated matches (Pisum sativum ) [TaxId: 3888 ], SCOPe (2.08)
J [auth E]d4y28e2 Artifacts Tags Tags Tags C-terminal Tags (Pisum sativum ) [TaxId: 3888 ], SCOPe (2.08)
M [auth 2]d4y282_ Membrane and cell surface proteins and peptides Chlorophyll a-b binding protein Chlorophyll a-b binding protein automated matches automated matches (Pisum sativum ) [TaxId: 3888 ], SCOPe (2.08)
N [auth 4]d4y284_ Membrane and cell surface proteins and peptides Chlorophyll a-b binding protein Chlorophyll a-b binding protein automated matches automated matches (Pisum sativum ) [TaxId: 3888 ], SCOPe (2.08)
O [auth 1]d4y281_ Membrane and cell surface proteins and peptides Chlorophyll a-b binding protein Chlorophyll a-b binding protein automated matches automated matches (Pisum sativum ) [TaxId: 3888 ], SCOPe (2.08)
P [auth 3]d4y283_ Membrane and cell surface proteins and peptides Chlorophyll a-b binding protein Chlorophyll a-b binding protein automated matches automated matches (Pisum sativum ) [TaxId: 3888 ], SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2 FamilyPhotosystem I subunits PsaA/PsaB 8074457 4002118 SCOP2 (2022-06-29)
ASCOP2 SuperfamilyPhotosystem I subunits PsaA/PsaB 8074458 3000850 SCOP2 (2022-06-29)
BSCOP2B SuperfamilyPhotosystem I subunits PsaA/PsaB 8074470 3000850 SCOP2B (2022-06-29)
D [auth J]SCOP2B SuperfamilySubunit IX of photosystem I reaction centre, PsaJ 8074522 3000824 SCOP2B (2022-06-29)
E [auth F]SCOP2B SuperfamilySubunit III of photosystem I reaction centre, PsaF 8074442 3000813 SCOP2B (2022-06-29)
G [auth L]SCOP2B SuperfamilyPhotosystem I reaction center subunit XI, PsaL 8087174 3000870 SCOP2B (2022-06-29)
H [auth C]SCOP2B Superfamily4Fe-4S ferredoxins 8074478 3000020 SCOP2B (2022-06-29)
I [auth D]SCOP2B SuperfamilyPhotosystem I subunit PsaD 8074482 3000951 SCOP2B (2022-06-29)
J [auth E]SCOP2B SuperfamilyElectron transport accessory proteins 8074498 3000325 SCOP2B (2022-06-29)
K [auth H]SCOP2 FamilyPhotosystem I reaction centre subunit VI 8051253 4007266 SCOP2 (2022-06-29)
K [auth H]SCOP2 SuperfamilyPhotosystem I reaction centre subunit VI 8102525 3002733 SCOP2 (2022-06-29)
M [auth 2]SCOP2B SuperfamilyChlorophyll a-b binding protein 8076998 3000343 SCOP2B (2022-06-29)
N [auth 4]SCOP2 FamilyChlorophyll a-b binding protein 8076999 4001763 SCOP2 (2022-06-29)
N [auth 4]SCOP2 SuperfamilyChlorophyll a-b binding protein 8077000 3000343 SCOP2 (2022-06-29)
P [auth 3]SCOP2 FamilyChlorophyll a-b binding protein 8076993 4001763 SCOP2 (2022-06-29)
P [auth 3]SCOP2 SuperfamilyChlorophyll a-b binding protein 8076994 3000343 SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
APsaA_PsaB_Ce4y28A2 A: alpha bundlesX: 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-likeF: PsaA_PsaB_CECOD (1.6)
APsaA_PsaB_Ne4y28A1 A: alpha bundlesX: Photosystem II antenna protein-like (From Topology)H: Photosystem II antenna protein-like (From Topology)T: Photosystem II antenna protein-likeF: PsaA_PsaB_NECOD (1.6)
BPsaA_PsaB_Ce4y28B2 A: alpha bundlesX: 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-likeF: PsaA_PsaB_CECOD (1.6)
BPsaA_PsaB_Ne4y28B1 A: alpha bundlesX: Photosystem II antenna protein-like (From Topology)H: Photosystem II antenna protein-like (From Topology)T: Photosystem II antenna protein-likeF: PsaA_PsaB_NECOD (1.6)
C [auth I]PSI_8e4y28I1 A: extended segmentsX: 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, PsaIF: PSI_8ECOD (1.6)
D [auth J]PSI_PsaJe4y28J1 A: extended segmentsX: 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, PsaJF: PSI_PsaJECOD (1.6)
E [auth F]PSI_PsaFe4y28F1 A: extended segmentsX: 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, PsaFF: PSI_PsaFECOD (1.6)
F [auth G]PSI_PSAKe4y28G1 A: alpha bundlesX: 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, PsaKF: PSI_PSAKECOD (1.6)
G [auth L]PsaLe4y28L1 A: alpha bundlesX: 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, PsaLF: PsaLECOD (1.6)
H [auth C]Fer4_21_1e4y28C1 A: a+b two layersX: 4Fe-4S ferredoxin (From Topology)H: 4Fe-4S ferredoxin (From Topology)T: 4Fe-4S ferredoxinF: Fer4_21_1ECOD (1.6)
I [auth D]PsaDe4y28D1 A: a+b two layersX: Photosystem I subunit PsaD (From Topology)H: Photosystem I subunit PsaD (From Topology)T: Photosystem I subunit PsaDF: PsaDECOD (1.6)
J [auth E]PSI_PsaEe4y28E1 A: beta barrelsX: SH3H: SH3T: SH3F: PSI_PsaEECOD (1.6)
K [auth H]PSI_PsaHe4y28H1 A: extended segmentsX: Subunit VI of Photosystem I reaction centre (From Topology)H: Subunit VI of Photosystem I reaction centre (From Topology)T: Subunit VI of Photosystem I reaction centreF: PSI_PsaHECOD (1.6)
L [auth K]PSI_PSAKe4y28K1 A: alpha bundlesX: 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, PsaKF: PSI_PSAKECOD (1.6)
M [auth 2]Chloroa_b-binde4y2821 A: extended segmentsX: Chlorophyll a-b binding protein (From Topology)H: Chlorophyll a-b binding protein (From Topology)T: Chlorophyll a-b binding proteinF: Chloroa_b-bindECOD (1.6)
N [auth 4]Chloroa_b-binde4y2841 A: extended segmentsX: Chlorophyll a-b binding protein (From Topology)H: Chlorophyll a-b binding protein (From Topology)T: Chlorophyll a-b binding proteinF: Chloroa_b-bindECOD (1.6)
O [auth 1]Chloroa_b-binde4y2811 A: extended segmentsX: Chlorophyll a-b binding protein (From Topology)H: Chlorophyll a-b binding protein (From Topology)T: Chlorophyll a-b binding proteinF: Chloroa_b-bindECOD (1.6)
P [auth 3]Chloroa_b-binde4y2831 A: extended segmentsX: Chlorophyll a-b binding protein (From Topology)H: Chlorophyll a-b binding protein (From Topology)T: Chlorophyll a-b binding proteinF: Chloroa_b-bindECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF00223Photosystem I psaA/psaB protein (PsaA_PsaB)Photosystem I psaA/psaB protein- Family
PF00223Photosystem I psaA/psaB protein (PsaA_PsaB)Photosystem I psaA/psaB protein- Family
C [auth I]PF00796Photosystem I reaction centre subunit VIII (PSI_8)Photosystem I reaction centre subunit VIII- Family
G [auth L]PF02605Photosystem I reaction centre subunit XI (PsaL)Photosystem I reaction centre subunit XI- Family
H [auth C]PF146974Fe-4S dicluster domain (Fer4_21)4Fe-4S dicluster domainSuperfamily 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
I [auth D]PF02531PsaD (PsaD)PsaD- Family
J [auth E]PF02427Photosystem I reaction centre subunit IV / PsaE (PSI_PsaE)Photosystem I reaction centre subunit IV / PsaEPsaE 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
L [auth K]PF01241Photosystem I psaG / psaK (PSI_PSAK)Photosystem I psaG / psaK- Family
M [auth 2]PF00504Chlorophyll A-B binding protein (Chloroa_b-bind)Chlorophyll A-B binding protein- Family
N [auth 4]PF00504Chlorophyll A-B binding protein (Chloroa_b-bind)Chlorophyll A-B binding protein- Family
O [auth 1]PF00504Chlorophyll A-B binding protein (Chloroa_b-bind)Chlorophyll A-B binding protein- Family
P [auth 3]PF00504Chlorophyll A-B binding protein (Chloroa_b-bind)Chlorophyll A-B binding protein- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
Photosystem I P700 chlorophyll a apoprotein A1
Photosystem I P700 chlorophyll a apoprotein A2
C [auth I]Photosystem I reaction center subunit VIII-
D [auth J]Photosystem I reaction center subunit IX-
E [auth F]Photosystem I reaction center subunit III-
F [auth G]photosystem I reaction center-
G [auth L]Putative uncharacterized protein-
H [auth C]Photosystem I iron-sulfur center
I [auth D]Photosystem I reaction center subunit II, chloroplastic-
J [auth E]Photosystem I reaction center subunit IV A, chloroplastic-
K [auth H]Photosystem I reaction center subunit VI-
L [auth K]Photosystem I reaction center subunit X psaK-
M [auth 2]Type II chlorophyll a/b binding protein from photosystem I
N [auth 4]Chlorophyll a-b binding protein P4, chloroplastic
O [auth 1]Light-harvesting complex I chlorophyll A/B-binding protein
P [auth 3]Chlorophyll a-b binding protein 3, chloroplastic

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
IPR006243Photosystem I PsaAFamily
IPR036408Photosystem I PsaA/PsaB superfamilyHomologous Superfamily
IPR001280Photosystem I PsaA/PsaBFamily
IPR020586Photosystem I PsaA/PsaB, conserved siteConserved Site
IPR036408Photosystem I PsaA/PsaB superfamilyHomologous Superfamily
IPR001280Photosystem I PsaA/PsaBFamily
IPR006244Photosystem I PsaBFamily
IPR020586Photosystem I PsaA/PsaB, conserved siteConserved Site
C [auth I]IPR036357Photosystem I reaction centre subunit VIII superfamilyHomologous Superfamily
C [auth I]IPR001302Photosystem I reaction centre subunit VIIIFamily
D [auth J]IPR002615Photosystem I PsaJ, reaction centre subunit IXFamily
D [auth J]IPR036062Photosystem I PsaJ, reaction centre subunit IX superfamilyHomologous Superfamily
E [auth F]IPR036577Photosystem I PsaF, reaction centre subunit III superfamilyHomologous Superfamily
E [auth F]IPR003666Photosystem I PsaF, reaction centre subunit IIIFamily
F [auth G]IPR023618Photosystem I PsaG/PsaK domain, chloroplasticHomologous Superfamily
F [auth G]IPR017494Photosystem I reaction center subunit VFamily
F [auth G]IPR016370Photosystem I reaction center subunit V/PsaK, plantFamily
F [auth G]IPR000549Photosystem I reaction center subunit V/PsaKFamily
G [auth L]IPR003757Photosystem I PsaL, reaction centre subunit XIDomain
G [auth L]IPR022980Photosystem I, reaction centre subunit XIFamily
G [auth L]IPR036592Photosystem I PsaL, reaction centre subunit XI superfamilyHomologous Superfamily
H [auth C]IPR0179004Fe-4S ferredoxin, iron-sulphur binding, conserved siteConserved Site
H [auth C]IPR050157Photosystem I iron-sulfur centerFamily
H [auth C]IPR0178964Fe-4S ferredoxin-type, iron-sulphur binding domainDomain
H [auth C]IPR017491Photosystem I protein PsaCFamily
I [auth D]IPR003685Photosystem I PsaDFamily
I [auth D]IPR036579Photosystem I, reaction centre subunit PsaD superfamilyHomologous Superfamily
J [auth E]IPR008990Electron transport accessory-like domain superfamilyHomologous Superfamily
J [auth E]IPR003375Photosystem I PsaE, reaction centre subunit IVFamily
K [auth H]IPR004928Photosystem I PsaH, reaction centre subunit VIFamily
L [auth K]IPR023618Photosystem I PsaG/PsaK domain, chloroplasticHomologous Superfamily
L [auth K]IPR016370Photosystem I reaction center subunit V/PsaK, plantFamily
L [auth K]IPR000549Photosystem I reaction center subunit V/PsaKFamily
L [auth K]IPR035982Photosystem I reaction centre subunit PsaK superfamilyHomologous Superfamily
L [auth K]IPR017493Photosystem I reaction center subunit psaK, plantFamily
M [auth 2]IPR001344Chlorophyll A-B binding protein, plant and chromistaFamily
M [auth 2]IPR022796Chlorophyll A-B binding proteinFamily
N [auth 4]IPR001344Chlorophyll A-B binding protein, plant and chromistaFamily
N [auth 4]IPR022796Chlorophyll A-B binding proteinFamily
O [auth 1]IPR001344Chlorophyll A-B binding protein, plant and chromistaFamily
O [auth 1]IPR022796Chlorophyll A-B binding proteinFamily
P [auth 3]IPR001344Chlorophyll A-B binding protein, plant and chromistaFamily
P [auth 3]IPR022796Chlorophyll A-B binding proteinFamily