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

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
Ad4rkua_ Membrane and cell surface proteins and peptides Photosystem I subunits PsaA/PsaB Photosystem I subunits PsaA/PsaB automated matches automated matches (Pisum sativum ) [TaxId: 3888 ], SCOPe (2.08)
Bd4rkub_ 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)
Cd4rkuc_ Alpha and beta proteins (a+b) Ferredoxin-like 4Fe-4S ferredoxins 7-Fe ferredoxin automated matches (Pisum sativum ) [TaxId: 3888 ], SCOPe (2.08)
Dd4rkud_ 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)
Ed4rkue_ All beta proteins SH3-like barrel Electron transport accessory proteins automated matches automated matches (Pisum sativum ) [TaxId: 3888 ], SCOPe (2.08)
Fd4rkuf_ 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)
Jd4rkuj_ 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)
N [auth 1]d4rku1_ 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]d4rku3_ 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)
Q [auth 4]d4rku4_ 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)
Ld4rkul_ 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)

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)
DSCOP2B SuperfamilyPhotosystem I subunit PsaD 8074482 3000951 SCOP2B (2022-06-29)
ESCOP2B SuperfamilyElectron transport accessory proteins 8074498 3000325 SCOP2B (2022-06-29)
FSCOP2 FamilySubunit III of photosystem I reaction centre, PsaF 8074443 4002091 SCOP2 (2022-06-29)
FSCOP2 SuperfamilySubunit III of photosystem I reaction centre, PsaF 8074444 3000813 SCOP2 (2022-06-29)
HSCOP2 FamilyPhotosystem I reaction centre subunit VI 8051252 4007266 SCOP2 (2022-06-29)
HSCOP2 SuperfamilyPhotosystem I reaction centre subunit VI 8102524 3002733 SCOP2 (2022-06-29)
JSCOP2B SuperfamilySubunit IX of photosystem I reaction centre, PsaJ 8074522 3000824 SCOP2B (2022-06-29)
Q [auth 4]SCOP2B SuperfamilyChlorophyll a-b binding protein 8077000 3000343 SCOP2B (2022-06-29)
LSCOP2B SuperfamilyPhotosystem I reaction center subunit XI, PsaL 8087174 3000870 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
APsaA_PsaB_Ce4rkuA2 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_Ne4rkuA1 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_Ce4rkuB1 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_Ne4rkuB2 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_1e4rkuC1 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)
DPsaDe4rkuD1 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_PsaEe4rkuE1 A: beta barrelsX: SH3H: SH3T: SH3F: PSI_PsaEECOD (1.6)
FPSI_PsaFe4rkuF1 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_PSAKe4rkuG1 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_PsaHe4rkuH1 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_8e4rkuI1 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_PsaJe4rkuJ1 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_PSAKe4rkuK1 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 N]PsaNe4rkuN1 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)
N [auth 1]Chloroa_b-binde4rku11 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 2]Chloroa_b-binde4rku21 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-binde4rku31 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 4]Chloroa_b-binde4rku41 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)
LPsaLe4rkuL1 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)

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
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
N [auth 1]PF00504Chlorophyll A-B binding protein (Chloroa_b-bind)Chlorophyll A-B binding protein- Family
O [auth 2]PF00504Chlorophyll A-B binding protein (Chloroa_b-bind)Chlorophyll A-B binding protein- Family
Q [auth 4]PF00504Chlorophyll A-B binding protein (Chloroa_b-bind)Chlorophyll A-B binding protein- Family
PF02605Photosystem I reaction centre subunit XI (PsaL)Photosystem I reaction centre subunit XI- 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
Photosystem I reaction center subunit II, chloroplastic-
Photosystem I reaction center subunit IV B, chloroplastic-
Photosystem I reaction center subunit III, chloroplastic-
Photosystem I reaction center subunit V, chloroplastic-
Photosystem I reaction center subunit VI, chloroplastic-
Photosystem I reaction center subunit VIII-
Photosystem I reaction center subunit IX-
Photosystem I reaction center subunit X psaK-
M [auth N]Photosystem I-N subunit-
N [auth 1]Chlorophyll a-b binding protein 6A, chloroplastic
O [auth 2]Type II chlorophyll a/b binding protein from photosystem I
P [auth 3]Chlorophyll a-b binding protein 3, chloroplastic
Q [auth 4]Chlorophyll a-b binding protein P4, chloroplastic
Photosystem I reaction center subunit XI, 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
IPR002615Photosystem I PsaJ, reaction centre subunit IXFamily
IPR036062Photosystem I PsaJ, reaction centre subunit IX superfamilyHomologous Superfamily
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
M [auth N]IPR008796Photosystem I reaction centre subunit N, chloroplasticFamily
M [auth N]IPR044907Photosystem I reaction centre subunit N superfamilyHomologous Superfamily
N [auth 1]IPR001344Chlorophyll A-B binding protein, plant and chromistaFamily
N [auth 1]IPR022796Chlorophyll A-B binding proteinFamily
O [auth 2]IPR001344Chlorophyll A-B binding protein, plant and chromistaFamily
O [auth 2]IPR022796Chlorophyll A-B binding proteinFamily
P [auth 3]IPR001344Chlorophyll A-B binding protein, plant and chromistaFamily
P [auth 3]IPR022796Chlorophyll A-B binding proteinFamily
Q [auth 4]IPR001344Chlorophyll A-B binding protein, plant and chromistaFamily
Q [auth 4]IPR022796Chlorophyll A-B binding proteinFamily
IPR003757Photosystem I PsaL, reaction centre subunit XIDomain
IPR022980Photosystem I, reaction centre subunit XIFamily
IPR036592Photosystem I PsaL, reaction centre subunit XI superfamilyHomologous Superfamily