Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyPhotosystem I subunits PsaA/PsaB 8074458 3000850 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyPhotosystem I subunits PsaA/PsaB 8074470 3000850 SCOP2B (2022-06-29)
CSCOP2B Superfamily4Fe-4S ferredoxins 8074478 3000020 SCOP2B (2022-06-29)
DSCOP2 FamilyPhotosystem I subunit PsaD 8074481 4003498 SCOP2 (2022-06-29)
DSCOP2 SuperfamilyPhotosystem I subunit PsaD 8074482 3000951 SCOP2 (2022-06-29)
ESCOP2B SuperfamilyElectron transport accessory proteins 8074498 3000325 SCOP2B (2022-06-29)
FSCOP2B SuperfamilySubunit III of photosystem I reaction centre, PsaF 8074446 3000813 SCOP2B (2022-06-29)
HSCOP2B SuperfamilyPhotosystem I reaction centre subunit VI 8102524 3002733 SCOP2B (2022-06-29)
JSCOP2 FamilySubunit IX of photosystem I reaction centre, PsaJ 8074517 4002101 SCOP2 (2022-06-29)
JSCOP2 SuperfamilySubunit IX of photosystem I reaction centre, PsaJ 8074518 3000824 SCOP2 (2022-06-29)
LSCOP2B SuperfamilyPhotosystem I reaction center subunit XI, PsaL 8087174 3000870 SCOP2B (2022-06-29)
P [auth 2]SCOP2B SuperfamilyChlorophyll a-b binding protein 8076998 3000343 SCOP2B (2022-06-29)
R [auth 4]SCOP2B SuperfamilyChlorophyll a-b binding protein 8077000 3000343 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
APsaA_PsaB_Ce3lw5A2 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_Ne3lw5A1 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_Ce3lw5B2 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_Ne3lw5B1 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)
CFer4_21_1e3lw5C1 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)
DPsaDe3lw5D1 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_PsaEe3lw5E1 A: beta barrelsX: SH3H: SH3T: SH3F: PSI_PsaEECOD (1.6)
FPSI_PsaFe3lw5F1 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)
GPSI_PSAKe3lw5G1 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)
HPSI_PsaHe3lw5H1 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)
IPSI_8e3lw5I1 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)
JPSI_PsaJe3lw5J1 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)
KPSI_PSAKe3lw5K1 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)
LPsaLe3lw5L1 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)
M [auth N]PsaNe3lw5N1 A: extended segmentsX: Subunit N of Photosystem I reaction centre (From Topology)H: Subunit N of Photosystem I reaction centre (From Topology)T: Subunit N of Photosystem I reaction centreF: PsaNECOD (1.6)
O [auth 1]Chloroa_b-binde3lw511 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 2]Chloroa_b-binde3lw521 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)
Q [auth 3]Chloroa_b-binde3lw531 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)
R [auth 4]Chloroa_b-binde3lw541 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
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
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
PF01241Photosystem I psaG / psaK (PSI_PSAK)Photosystem I psaG / psaK- Family
PF03244Photosystem I reaction centre subunit VI (PSI_PsaH)Photosystem I reaction centre subunit VI- Family
PF00796Photosystem I reaction centre subunit VIII (PSI_8)Photosystem I reaction centre subunit VIII- Family
PF01701Photosystem I reaction centre subunit IX / PsaJ (PSI_PsaJ)Photosystem I reaction centre subunit IX / PsaJ- Family
PF01241Photosystem I psaG / psaK (PSI_PSAK)Photosystem I psaG / psaK- Family
PF02605Photosystem I reaction centre subunit XI (PsaL)Photosystem I reaction centre subunit XI- Family
M [auth N]PF05479Photosystem I reaction centre subunit N (PSAN or PSI-N) (PsaN)Photosystem I reaction centre subunit N (PSAN or PSI-N)- Family
O [auth 1]PF00504Chlorophyll A-B binding protein (Chloroa_b-bind)Chlorophyll A-B binding protein- Family
P [auth 2]PF00504Chlorophyll A-B binding protein (Chloroa_b-bind)Chlorophyll A-B binding protein- Family
Q [auth 3]PF00504Chlorophyll A-B binding protein (Chloroa_b-bind)Chlorophyll A-B binding protein- Family
R [auth 4]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
Photosystem I iron-sulfur center
Putative uncharacterized protein-
Putative uncharacterized protein-
Photosystem I reaction center subunit III, chloroplastic
Putative uncharacterized protein-
Putative uncharacterized protein-
Photosystem I reaction center subunit VIII-
Photosystem I reaction center subunit IX---
Photosystem I reaction center subunit X psaK-
Putative uncharacterized protein-
M [auth N]Photosystem I-N subunit-
N [auth R]CHAIN R---
O [auth 1]AT3g54890
P [auth 2]Type II chlorophyll a/b binding protein from photosystem I
Q [auth 3]Chlorophyll a-b binding protein 3, chloroplastic
R [auth 4]Chlorophyll a-b binding protein P4, 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
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
IPR023618Photosystem I PsaG/PsaK domain, chloroplasticHomologous Superfamily
IPR016370Photosystem I reaction center subunit V/PsaK, plantFamily
IPR000549Photosystem I reaction center subunit V/PsaKFamily
IPR004928Photosystem I PsaH, reaction centre subunit VIFamily
IPR036357Photosystem I reaction centre subunit VIII superfamilyHomologous Superfamily
IPR001302Photosystem I reaction centre subunit VIIIFamily
IPR023618Photosystem I PsaG/PsaK domain, chloroplasticHomologous Superfamily
IPR016370Photosystem I reaction center subunit V/PsaK, plantFamily
IPR000549Photosystem I reaction center subunit V/PsaKFamily
IPR035982Photosystem I reaction centre subunit PsaK superfamilyHomologous Superfamily
IPR017493Photosystem I reaction center subunit psaK, plantFamily
IPR003757Photosystem I PsaL, reaction centre subunit XIDomain
IPR022980Photosystem I, reaction centre subunit XIFamily
IPR036592Photosystem I PsaL, reaction centre subunit XI superfamilyHomologous Superfamily
M [auth N]IPR008796Photosystem I reaction centre subunit N, chloroplasticFamily
M [auth N]IPR044907Photosystem I reaction centre subunit N superfamilyHomologous Superfamily
O [auth 1]IPR001344Chlorophyll A-B binding protein, plant and chromistaFamily
O [auth 1]IPR022796Chlorophyll A-B binding proteinFamily
P [auth 2]IPR001344Chlorophyll A-B binding protein, plant and chromistaFamily
P [auth 2]IPR022796Chlorophyll A-B binding proteinFamily
Q [auth 3]IPR001344Chlorophyll A-B binding protein, plant and chromistaFamily
Q [auth 3]IPR022796Chlorophyll A-B binding proteinFamily
R [auth 4]IPR001344Chlorophyll A-B binding protein, plant and chromistaFamily
R [auth 4]IPR022796Chlorophyll A-B binding proteinFamily