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L-Lactate Dehydrogenase (Cytochrome) MeSH Descriptor Data 2026
A cytochrome form of lactate dehydrogenase found in the MITOCHONDRIA. It catalyzes the oxidation of L-lactate to PYRUVATE with transfer of electrons to CYTOCHROME C. The enzyme utilizes FMN and PROTOHEME IX as cofactors.
Entry Term(s)
Cytochrome B2
Flavocytochrome B2
L-Lactate Cytochrome C Oxidoreductase
Lactate Dehydrogenase (Cytochrome)
Lactate Flavocytochrome Reductase
Lactate-Ferricytochrome C Oxidoreductase
Lactic Cytochrome Reductase
Registry Numbers
EC 1.1.2.3
Related Numbers
9078-32-4
Previous Indexing
L-Lactate Dehydrogenase (1974-2003)
Public MeSH Note
2004; L-LACTATE DEHYDROGENASE (CYTOCHROME) was indexed under LACTATE DEHYDROGENASE 1981-2003 & under CYTOCHROMES 1974-1980
History Note
2004; use L-LACTATE DEHYDROGENASE (CYTOCHROME) (NM) 1980-2003
A cytochrome form of lactate dehydrogenase found in the MITOCHONDRIA. It catalyzes the oxidation of L-lactate to PYRUVATE with transfer of electrons to CYTOCHROME C. The enzyme utilizes FMN and PROTOHEME IX as cofactors.