9SFF | pdb_00009sff

E. coli cytochrome bd-I monomer

External Resource: Annotation

Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01654	Cytochrome bd terminal oxidase subunit I (Cyt_bd_oxida_I)	Cytochrome bd terminal oxidase subunit I	-	Family
B	PF02322	Cytochrome bd terminal oxidase subunit II (Cyt_bd_oxida_II)	Cytochrome bd terminal oxidase subunit II	-	Family
D [auth X]	PF08173	Membrane bound YbgT-like protein (YbgT_YccB)	Membrane bound YbgT-like protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Cytochrome bd-I ubiquinol oxidase subunit 1	oxidoreductase activity, acting on diphenols and related substances as donors, oxygen as acceptor oxidoreductase activity oxidoreductase activity, acting on diphenols and related substances as donors catalytic activity binding tetrapyrrole binding heme binding electron transfer activity cation binding ion binding metal ion binding small molecule binding	aerobic electron transport chain aerobic respiration cellular respiration oxidative phosphorylation energy derivation by oxidation of organic compounds respiratory electron transport chain electron transport chain metabolic process cellular process generation of precursor metabolites and energy	cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex cytochrome complex catalytic complex
B	Cytochrome bd-I ubiquinol oxidase subunit 2	oxidoreductase activity, acting on diphenols and related substances as donors, oxygen as acceptor oxidoreductase activity oxidoreductase activity, acting on diphenols and related substances as donors catalytic activity electron transfer activity cation binding ion binding binding metal ion binding small molecule binding	aerobic electron transport chain aerobic respiration cellular respiration oxidative phosphorylation energy derivation by oxidation of organic compounds respiratory electron transport chain electron transport chain metabolic process cellular process generation of precursor metabolites and energy	cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex cytochrome complex catalytic complex
C [auth H]	Cytochrome bd-I ubiquinol oxidase CydH (Uncharacterized protein YnhF)	-	response to decreased oxygen levels cellular response to stimulus response to stimulus cellular response to oxygen levels cellular response to hypoxia cellular response to decreased oxygen levels cellular response to chemical stimulus cellular response to stress response to hypoxia response to stress response to chemical response to oxygen levels response to abiotic stimulus cellular process	cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex cytochrome complex catalytic complex
D [auth X]	Cytochrome bd-I ubiquinol oxidase subunit X	oxidoreductase activity oxidoreductase activity, acting on diphenols and related substances as donors catalytic activity	aerobic electron transport chain aerobic respiration cellular respiration oxidative phosphorylation energy derivation by oxidation of organic compounds respiratory electron transport chain electron transport chain metabolic process cellular process generation of precursor metabolites and energy	cell periphery cellular anatomical structure plasma membrane membrane outer membrane protein-containing complex cytochrome complex catalytic complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR002585	Cytochrome ubiquinol oxidase subunit 1	Family
B	IPR003317	Cytochrome ubiquinol oxidase subunit 2	Family
C [auth H]	IPR047743	Membrane protein YnhF-like	Family
D [auth X]	IPR011724	Cyd operon protein YbgT	Family
D [auth X]	IPR012994	Membrane bound YbgT-like	Family

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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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.