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Descriptor English: Cytochromes a
Descriptor Spanish: Citocromos a
Descriptor citocromos a
Entry term(s) citocromo a
Scope note: Subclase de citocromos que contienen hemo a, con dos nitrógenos imidazólicos como ligandos axiales, y una banda de absorción alfa a 605 nm. Se encuentran en diversos microorganismos y en eucariotas, como componente del citocromo de bajo spin del COMPLEJO IV DE TRANSPORTE DE ELECTRONES MITOCONDRIAL.
Descriptor Portuguese: Citocromos a
Descriptor French: Cytochromes a
Entry term(s): Cytochrome a
Tree number(s): D08.244.175.249
D12.776.422.220.175.249
RDF Unique Identifier: https://id.nlm.nih.gov/mesh/D045264
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.
Allowable Qualifiers: AD administration & dosage
AE adverse effects
AI antagonists & inhibitors
AN analysis
BI biosynthesis
BL blood
CF cerebrospinal fluid
CH chemistry
CL classification
CS chemical synthesis
DE drug effects
DF deficiency
EC economics
GE genetics
HI history
IM immunology
IP isolation & purification
ME metabolism
PD pharmacology
PH physiology
PK pharmacokinetics
PO poisoning
RE radiation effects
SD supply & distribution
ST standards
TO toxicity
TU therapeutic use
UL ultrastructure
UR urine
Registry Number: 9035-34-1
Previous Indexing: Cytochrome a Group (1994-2003)
Cytochromes (1979-1993)
Public MeSH Note: 2004; see CYTOCROME A GROUP 1994-2004; CYTOCHROME A was indexed under CYTOCHROMES 1979-1993
History Note: 2004; use CYTOCHROME A GROUP 1994-2004, use CYTOCHROME A (NM) 1979-1993
DeCS ID: 38114
Unique ID: D045264
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Date Established: 2004/01/01
Date of Entry: 2003/07/09
Cytochromes a - Preferred
Concept UI M0027097
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.
Preferred term Cytochromes a
Entry term(s) Cytochrome a



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