9TGG | pdb_00009tgg

Cryo-EM structure of Spinacia oleracea cytochrome b6f complex with bound plastocyanin

External Resource: Annotation

Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, I	Cytochrome b6	oxidoreductase activity catalytic activity cation binding ion binding binding metal ion binding small molecule binding	cellular respiration energy derivation by oxidation of organic compounds respiratory electron transport chain electron transport chain metabolic process cellular process generation of precursor metabolites and energy photosynthesis	cellular anatomical structure membrane 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 membraneless organelle cellular anatomical structure membrane 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 membraneless organelle plastid envelope thylakoid chloroplast intracellular membraneless organelle intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid outer membrane cytoplasm photosynthetic membrane organelle membrane
B, J	Cytochrome b6-f complex subunit 4	oxidoreductase activity catalytic activity	photosynthesis photosynthesis, light reaction photosynthetic electron transport chain electron transport chain metabolic process cellular process generation of precursor metabolites and energy	chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope thylakoid chloroplast membrane intracellular membraneless organelle intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid outer membrane cytoplasm photosynthetic membrane organelle membrane
D, L	Cytochrome b6-f complex iron-sulfur subunit, chloroplastic	oxidoreductase activity catalytic activity oxidoreductase activity, acting on diphenols and related substances as donors primary active transmembrane transporter activity electron transfer activity plastoquinol--plastocyanin reductase activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity oxidoreductase activity, acting on diphenols and related substances as donors, with copper protein as acceptor transporter activity transmembrane transporter activity iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding binding oxidoreductase activity catalytic activity oxidoreductase activity, acting on diphenols and related substances as donors primary active transmembrane transporter activity electron transfer activity plastoquinol--plastocyanin reductase activity oxidoreduction-driven active transmembrane transporter activity active transmembrane transporter activity oxidoreductase activity, acting on diphenols and related substances as donors, with copper protein as acceptor transporter activity transmembrane transporter activity iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding binding metal cluster binding small molecule binding cation binding ion binding metal ion binding	-	cell periphery cellular anatomical structure plasma membrane membrane chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cell periphery cellular anatomical structure plasma membrane membrane 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 membraneless organelle plastid envelope thylakoid chloroplast intracellular membraneless organelle intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid outer membrane cytoplasm photosynthetic membrane organelle membrane
E, M	Cytochrome b6-f complex subunit 6	-	photosynthesis metabolic process cellular process	protein-containing complex intracellular anatomical structure cytochrome complex catalytic complex intracellular membraneless organelle intracellular organelle cellular anatomical structure cytochrome b6f complex organelle membraneless organelle thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane protein-containing complex intracellular anatomical structure cytochrome complex catalytic complex intracellular membraneless organelle intracellular organelle cellular anatomical structure cytochrome b6f complex organelle membraneless organelle thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast membrane intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm photosynthetic membrane organelle membrane
F, N	Cytochrome b6-f complex subunit 7	-	photosynthesis metabolic process cellular process	protein-containing complex intracellular anatomical structure cytochrome complex catalytic complex intracellular membraneless organelle intracellular organelle cellular anatomical structure cytochrome b6f complex organelle membraneless organelle thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane protein-containing complex intracellular anatomical structure cytochrome complex catalytic complex intracellular membraneless organelle intracellular organelle cellular anatomical structure cytochrome b6f complex organelle membraneless organelle thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast membrane intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm photosynthetic membrane organelle membrane
H, P	Cytochrome b6-f complex subunit 8	-	photosynthesis metabolic process cellular process cytochrome complex assembly cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein-containing complex assembly cellular component organization or biogenesis	protein-containing complex intracellular anatomical structure cytochrome complex catalytic complex intracellular membraneless organelle intracellular organelle cellular anatomical structure cytochrome b6f complex organelle membraneless organelle thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane protein-containing complex intracellular anatomical structure cytochrome complex catalytic complex intracellular membraneless organelle intracellular organelle cellular anatomical structure cytochrome b6f complex organelle membraneless organelle thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast membrane intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm photosynthetic membrane organelle membrane
Q	Plastocyanin, chloroplastic	cation binding transition metal ion binding copper ion binding ion binding binding metal ion binding small molecule binding	-	chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope thylakoid chloroplast membrane intracellular membraneless organelle intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid outer membrane cytoplasm photosynthetic membrane organelle membrane plastid thylakoid lumen chloroplast thylakoid lumen thylakoid lumen
G, O	Cytochrome b6-f complex subunit 5	-	photosynthesis metabolic process cellular process cytochrome complex assembly cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein-containing complex assembly cellular component organization or biogenesis	protein-containing complex intracellular anatomical structure cytochrome complex catalytic complex intracellular membraneless organelle intracellular organelle cellular anatomical structure cytochrome b6f complex organelle membraneless organelle thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane protein-containing complex intracellular anatomical structure cytochrome complex catalytic complex intracellular membraneless organelle intracellular organelle cellular anatomical structure cytochrome b6f complex organelle membraneless organelle thylakoid chloroplast thylakoid membrane membrane-bounded organelle plastid membrane plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid organelle envelope bounding membrane of organelle plastid envelope chloroplast membrane intracellular membrane-bounded organelle thylakoid membrane chloroplast thylakoid outer membrane cytoplasm photosynthetic membrane organelle membrane
C, K	Cytochrome f	binding tetrapyrrole binding heme binding electron transfer activity cation binding transition metal ion binding iron ion binding ion binding metal ion binding small molecule binding	photosynthesis 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 cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope thylakoid chloroplast membrane intracellular membraneless organelle intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid outer membrane cytoplasm photosynthetic membrane organelle membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, I	IPR027387	Cytochrome b/b6-like domain superfamily	Homologous Superfamily
A, I	IPR016174	Di-haem cytochrome, transmembrane	Homologous Superfamily
A, I	IPR023530	Cytochrome b6, PetB	Family
A, I	IPR048259	Cytochrome b/b6, N-terminal domain, eukaryotic/bacterial	Domain
A, I	IPR005797	Cytochrome b/b6, N-terminal domain	Domain
B, J	IPR036150	Cytochrome b/b6, C-terminal domain superfamily	Homologous Superfamily
B, J	IPR005798	Cytochrome b/b6, C-terminal	Domain
B, J	IPR005870	Cytochrome b6/f complex, subunit IV	Family
B, J	IPR048260	Cytochrome b/b6, C-terminal domain, eukaryotic/bacterial	Domain
D, L	IPR017941	Rieske [2Fe-2S] iron-sulphur domain	Domain
D, L	IPR005805	Rieske iron-sulphur protein, C-terminal	Domain
D, L	IPR036922	Rieske [2Fe-2S] iron-sulphur domain superfamily	Homologous Superfamily
D, L	IPR023960	Cytochrome b6-f complex iron-sulfur subunit	Family
D, L	IPR014349	Rieske iron-sulphur protein	Family
E, M	IPR007802	Cytochrome b6-f complex subunit 6	Family
F, N	IPR012595	PetM of cytochrome b6/f complex subunit 7	Family
F, N	IPR053333	Cytochrome b6-f complex subunit 7	Family
H, P	IPR036143	Cytochrome b6-f complex, subunit 8 superfamily	Homologous Superfamily
H, P	IPR005497	Cytochrome b6-f complex, subunit 8	Family
Q	IPR002387	Plastocyanin	Family
Q	IPR000923	Blue (type 1) copper domain	Domain
Q	IPR028871	Blue (type 1) copper protein, binding site	Binding Site
Q	IPR008972	Cupredoxin	Homologous Superfamily
Q	IPR001235	Blue (type 1) copper protein, plastocyanin-type	Family
G, O	IPR003683	Cytochrome b6/f complex, subunit 5	Family
G, O	IPR036099	Cytochrome b6/f complex, subunit 5 superfamily	Homologous Superfamily
C, K	IPR002325	Cytochrome f	Family
C, K	IPR011054	Rudiment single hybrid motif	Homologous Superfamily
C, K	IPR036826	Cytochrome f large domain superfamily	Homologous Superfamily
C, K	IPR024058	Cytochrome f transmembrane anchor	Homologous Superfamily
C, K	IPR024094	Cytochrome f large domain	Domain

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 R01GM157729.

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Cryo-EM structure of Spinacia oleracea cytochrome b6f complex with bound plastocyanin

External Resource: Annotation

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage

9TGG | pdb_00009tgg