Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
BSCOP2B SuperfamilyPhotosystem I subunits PsaA/PsaB 8034274 3000850 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyPhotosystem I subunits PsaA/PsaB 8034272 3000850 SCOP2B (2022-06-29)
J [auth L]SCOP2B SuperfamilyPhotosystem I reaction center subunit XI, PsaL 8034291 3000870 SCOP2B (2022-06-29)
K [auth M]SCOP2B SuperfamilySubunit XII of photosystem I reaction centre, PsaM 8034290 3000829 SCOP2B (2022-06-29)
L [auth X]SCOP2B SuperfamilySubunit PsaX of photosystem I reaction centre 8034292 3000838 SCOP2B (2022-06-29)
CSCOP2B Superfamily4Fe-4S ferredoxins 8034277 3000020 SCOP2B (2022-06-29)
DSCOP2B SuperfamilyPhotosystem I subunit PsaD 8034279 3000951 SCOP2B (2022-06-29)
ESCOP2B SuperfamilyElectron transport accessory proteins 8034282 3000325 SCOP2B (2022-06-29)
FSCOP2B SuperfamilySubunit III of photosystem I reaction centre, PsaF 8034284 3000813 SCOP2B (2022-06-29)
G [auth I]SCOP2B SuperfamilySubunit VIII of photosystem I reaction centre, PsaI 8034286 3000819 SCOP2B (2022-06-29)
H [auth J]SCOP2B SuperfamilySubunit IX of photosystem I reaction centre, PsaJ 8034287 3000824 SCOP2B (2022-06-29)
I [auth K]SCOP2B SuperfamilyPhotosystem I reaction center subunit X, PsaK 8034288 3000859 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
BPsaA_PsaB_Ce7m76B2 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_Ne7m76B1 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)
APsaA_PsaB_Ce7m76A2 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_Ne7m76A1 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)
J [auth L]PsaLe7m76L1 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)
K [auth M]PsaMe7m76M1 A: extended segmentsX: 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, PsaMF: PsaMECOD (1.6)
L [auth X]PsaXe7m76X1 A: extended segmentsX: Subunit PsaX of photosystem I reaction centre (From Topology)H: Subunit PsaX of photosystem I reaction centre (From Topology)T: Subunit PsaX of photosystem I reaction centreF: PsaXECOD (1.6)
CFer4_21_1e7m76C1 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)
DPsaDe7m76D1 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)
EPSI_PsaEe7m76E1 A: beta barrelsX: SH3H: SH3T: SH3F: PSI_PsaEECOD (1.6)
FPSI_PsaFe7m76F1 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)
G [auth I]PSI_8e7m76I1 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)
H [auth J]PSI_PsaJe7m76J1 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)
I [auth K]PSI_PSAKe7m76K1 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)

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
J [auth L]PF02605Photosystem I reaction centre subunit XI (PsaL)Photosystem I reaction centre subunit XI- Family
K [auth M]PF07465Photosystem I protein M (PsaM) (PsaM)Photosystem I protein M (PsaM)- Family
PF128384Fe-4S dicluster domain (Fer4_7)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
PF02531PsaD (PsaD)PsaD- Family
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
PF02507Photosystem I reaction centre subunit III (PSI_PsaF)Photosystem I reaction centre subunit III- Family
G [auth I]PF00796Photosystem I reaction centre subunit VIII (PSI_8)Photosystem I reaction centre subunit VIII- Family
H [auth J]PF01701Photosystem I reaction centre subunit IX / PsaJ (PSI_PsaJ)Photosystem I reaction centre subunit IX / PsaJ- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
Photosystem I P700 chlorophyll a apoprotein A2
Photosystem I P700 chlorophyll a apoprotein A1
J [auth L]Photosystem I reaction center subunit XI-
K [auth M]Photosystem I reaction center subunit XII-
L [auth X]Photosystem I 4.8K protein- -
Photosystem I iron-sulfur center
Photosystem I reaction center subunit II-
Photosystem I reaction center subunit IV-
Photosystem I reaction center subunit III-
G [auth I]Photosystem I reaction center subunit VIII-
H [auth J]Photosystem I reaction center subunit IX-
I [auth K]Photosystem I reaction center subunit PsaK-

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
IPR036408Photosystem I PsaA/PsaB superfamilyHomologous Superfamily
IPR001280Photosystem I PsaA/PsaBFamily
IPR006244Photosystem I PsaBFamily
IPR020586Photosystem I PsaA/PsaB, conserved siteConserved Site
IPR006243Photosystem I PsaAFamily
IPR036408Photosystem I PsaA/PsaB superfamilyHomologous Superfamily
IPR001280Photosystem I PsaA/PsaBFamily
IPR020586Photosystem I PsaA/PsaB, conserved siteConserved Site
J [auth L]IPR003757Photosystem I PsaL, reaction centre subunit XIDomain
J [auth L]IPR022980Photosystem I, reaction centre subunit XIFamily
J [auth L]IPR036592Photosystem I PsaL, reaction centre subunit XI superfamilyHomologous Superfamily
K [auth M]IPR010010Photosystem I PsaM, reaction centreFamily
K [auth M]IPR037279Photosystem I PsaM, reaction centre superfamilyHomologous Superfamily
L [auth X]IPR036243Photosystem I PsaX superfamilyHomologous Superfamily
L [auth X]IPR012986Photosystem I PsaXFamily
IPR0179004Fe-4S ferredoxin, iron-sulphur binding, conserved siteConserved Site
IPR050157Photosystem I iron-sulfur centerFamily
IPR0178964Fe-4S ferredoxin-type, iron-sulphur binding domainDomain
IPR017491Photosystem I protein PsaCFamily
IPR003685Photosystem I PsaDFamily
IPR036579Photosystem I, reaction centre subunit PsaD superfamilyHomologous Superfamily
IPR008990Electron transport accessory-like domain superfamilyHomologous Superfamily
IPR003375Photosystem I PsaE, reaction centre subunit IVFamily
IPR036577Photosystem I PsaF, reaction centre subunit III superfamilyHomologous Superfamily
IPR003666Photosystem I PsaF, reaction centre subunit IIIFamily
G [auth I]IPR036357Photosystem I reaction centre subunit VIII superfamilyHomologous Superfamily
G [auth I]IPR001302Photosystem I reaction centre subunit VIIIFamily
H [auth J]IPR002615Photosystem I PsaJ, reaction centre subunit IXFamily
H [auth J]IPR036062Photosystem I PsaJ, reaction centre subunit IX superfamilyHomologous Superfamily
I [auth K]IPR037101Photosystem I reaction centre subunit PsaKHomologous Superfamily
I [auth K]IPR000549Photosystem I reaction center subunit V/PsaKFamily
I [auth K]IPR035982Photosystem I reaction centre subunit PsaK superfamilyHomologous Superfamily
I [auth K]IPR017492Photosystem I reaction center subunit PsaKFamily