Annotations: 8WGH

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
J [auth F]	SCOP2B Superfamily	Subunit III of photosystem I reaction centre, PsaF	8107006	3000813	SCOP2B (2022-06-29)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
M [auth I]	PF00796	Photosystem I reaction centre subunit VIII (PSI_8)	Photosystem I reaction centre subunit VIII	-	Family
N [auth J]	PF01701	Photosystem I reaction centre subunit IX / PsaJ (PSI_PsaJ)	Photosystem I reaction centre subunit IX / PsaJ	-	Family
E [auth A]	PF00223	Photosystem I psaA/psaB protein (PsaA_PsaB)	Photosystem I psaA/psaB protein	-	Family
F [auth B]	PF00223	Photosystem I psaA/psaB protein (PsaA_PsaB)	Photosystem I psaA/psaB protein	-	Family
G [auth C]	PF14697	4Fe-4S dicluster domain (Fer4_21)	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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth 1]	Chlorophyll a-b binding protein 1	-	-	-
J [auth F]	Photosystem I reaction center subunit III, chloroplastic	protein binding binding protein domain specific binding RNA binding organic cyclic compound binding nucleic acid binding mRNA binding	photosynthesis cellular metabolic process metabolic process cellular process	chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope bounding membrane of organelle thylakoid plastid envelope chloroplast chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope bounding membrane of organelle thylakoid plastid envelope chloroplast non-membrane-bounded organelle membrane cellular anatomical entity intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid intracellular non-membrane-bounded organelle outer membrane cytoplasm photosynthetic membrane organelle membrane plastoglobule plastid stroma chloroplast stroma protein-containing complex photosystem photosystem I membrane protein complex photosystem I reaction center chloroplast envelope nucleus
K [auth G]	Photosystem I reaction center subunit VIII	-	-	-
L [auth H]	Photosystem I reaction center subunit VI	-	-	-
M [auth I]	Photosystem I reaction center subunit VIII	-	photosynthesis cellular metabolic process metabolic process cellular process	chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope bounding membrane of organelle thylakoid plastid envelope chloroplast chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope bounding membrane of organelle thylakoid plastid envelope chloroplast non-membrane-bounded organelle membrane cellular anatomical entity intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid intracellular non-membrane-bounded organelle outer membrane cytoplasm photosynthetic membrane organelle membrane protein-containing complex photosystem photosystem I membrane protein complex
N [auth J]	Photosystem I reaction center subunit IX	-	photosynthesis cellular metabolic process metabolic process cellular process	chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope bounding membrane of organelle thylakoid plastid envelope chloroplast chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope bounding membrane of organelle thylakoid plastid envelope chloroplast non-membrane-bounded organelle membrane cellular anatomical entity intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid intracellular non-membrane-bounded organelle outer membrane cytoplasm photosynthetic membrane organelle membrane protein-containing complex photosystem photosystem I membrane protein complex
O [auth K]	Photosystem I reaction center subunit psaK	-	-	-
P [auth L]	Photosystem I reaction center subunit XI	-	-	-
Q [auth N]	Photosystem I reaction center subunit N	-	-	-
R [auth O]	Photosystem I reaction center subunit O	-	-	-
B [auth 2]	Chlorophyll a-b binding protein 2	-	-	-
C [auth 3]	Chlorophyll a-b binding protein 3	-	-	-
D [auth 4]	Chlorophyll a-b binding protein 4	-	-	-
E [auth A]	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 organic cyclic compound binding tetrapyrrole binding 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 organic cyclic compound binding tetrapyrrole binding electron transfer activity	photosynthesis cellular metabolic process metabolic process cellular process	chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope bounding membrane of organelle thylakoid plastid envelope chloroplast chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope bounding membrane of organelle thylakoid plastid envelope chloroplast non-membrane-bounded organelle membrane cellular anatomical entity intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid intracellular non-membrane-bounded organelle outer membrane cytoplasm photosynthetic membrane organelle membrane protein-containing complex photosystem photosystem I membrane protein complex
F [auth B]	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 organic cyclic compound binding tetrapyrrole binding 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 organic cyclic compound binding tetrapyrrole binding electron transfer activity	photosynthesis cellular metabolic process metabolic process cellular process	chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope bounding membrane of organelle thylakoid plastid envelope chloroplast chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope bounding membrane of organelle thylakoid plastid envelope chloroplast non-membrane-bounded organelle membrane cellular anatomical entity intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid intracellular non-membrane-bounded organelle outer membrane cytoplasm photosynthetic membrane organelle membrane protein-containing complex photosystem photosystem I membrane protein complex
G [auth C]	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 cellular metabolic process electron transport chain metabolic process cellular process generation of precursor metabolites and energy photosynthetic electron transport in photosystem I	chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope bounding membrane of organelle thylakoid plastid envelope chloroplast chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope bounding membrane of organelle thylakoid plastid envelope chloroplast non-membrane-bounded organelle membrane cellular anatomical entity intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid intracellular non-membrane-bounded organelle outer membrane cytoplasm photosynthetic membrane organelle membrane protein-containing complex photosystem photosystem I membrane protein complex
H [auth D]	Photosystem I reaction center subunit II	-	-	-
I [auth E]	Photosystem I reaction center subunit IV	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
J [auth F]	IPR036577	Photosystem I PsaF, reaction centre subunit III superfamily	Homologous Superfamily
J [auth F]	IPR003666	Photosystem I PsaF, reaction centre subunit III	Family
M [auth I]	IPR036357	Photosystem I reaction centre subunit VIII superfamily	Homologous Superfamily
M [auth I]	IPR001302	Photosystem I reaction centre subunit VIII	Family
N [auth J]	IPR002615	Photosystem I PsaJ, reaction centre subunit IX	Family
N [auth J]	IPR036062	Photosystem I PsaJ, reaction centre subunit IX superfamily	Homologous Superfamily
E [auth A]	IPR006243	Photosystem I PsaA	Family
E [auth A]	IPR036408	Photosystem I PsaA/PsaB superfamily	Homologous Superfamily
E [auth A]	IPR001280	Photosystem I PsaA/PsaB	Family
E [auth A]	IPR020586	Photosystem I PsaA/PsaB, conserved site	Conserved Site
F [auth B]	IPR036408	Photosystem I PsaA/PsaB superfamily	Homologous Superfamily
F [auth B]	IPR001280	Photosystem I PsaA/PsaB	Family
F [auth B]	IPR006244	Photosystem I PsaB	Family
F [auth B]	IPR020586	Photosystem I PsaA/PsaB, conserved site	Conserved Site
G [auth C]	IPR017900	4Fe-4S ferredoxin, iron-sulphur binding, conserved site	Conserved Site
G [auth C]	IPR050157	Photosystem I iron-sulfur center	Family
G [auth C]	IPR017896	4Fe-4S ferredoxin-type, iron-sulphur binding domain	Domain
G [auth C]	IPR017491	Photosystem I protein PsaC	Family

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
E [auth A], F [auth B], G [auth C], J [auth F], M [auth I] E [auth A], F [auth B], G [auth C], J [auth F], M [auth I], N [auth J]	PDBTM	Annotated as membrane protein by PDBTM

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.