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Enzymes and Coenzymes > Cytochromes > Cytochrome a Group > Cytochromes a
... > Amino Acids, Peptides, and Proteins > Proteins > Hemeproteins > Cytochromes > Cytochrome a Group > Cytochromes a

Preferred term

Cytochromes a  

Type

  • Topical Descriptor

Broader concept

Entry terms

  • Cytochrome a

Scope note

  • A subclass of heme a containing cytochromes that have two imidazole nitrogens as axial ligands and an alpha-band absorption of 605 nm. They are found in a variety of microorganisms and in eucaryotes as a low-spin cytochrome component of MITOCHONDRIAL ELECTRON TRANSPORT COMPLEX IV.

History note

  • 2004; use CYTOCHROME A GROUP 1994-2004, use CYTOCHROME A (NM) 1979-1993

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URI

http://www.yso.fi/onto/mesh/D045264

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