GO:0016021; C:integral to membrane; IEA:UniProtKB-KW.
GO:0005746; C:mitochondrial respiratory chain; TAS:UniProtKB.
GO:0004129; F:cytochrome-c oxidase activity; TAS:UniProtKB.
GO:0016627; F:oxidoreductase activity, acting on the CH-CH group of donors; IEA:InterPro.
GO:0006784; P:heme a biosynthetic process; IGI:HGNC.
GO:0006123; P:mitochondrial electron transport, cytochrome c to oxygen; IC:HGNC.
GO:0008535; P:respiratory chain complex IV assembly; IMP:HGNC.
GO:0007585; P:respiratory gaseous exchange; TAS:UniProtKB.