NADH-Cytochrome B5 Reductase 3

**Semantic type:** Amino Acid, Peptide, or Protein|Enzyme

**Definition:** NADH-cytochrome b5 reductase 3 (301 aa, ~34 kDa) is encoded by the human CYB5R3 gene. This protein plays a role in methemoglobin reduction, cholesterol synthesis and desaturation and elongation of fatty acids.

**Synonyms:** - B5R - CYB5R3 - Cytochrome B5 Reductase - Cytochrome B5 Reductase 3 - Diaphorase-1 - EC 1.6.2.2