Cytochrome b5 reductase

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Ribbon diagram of human erythrocytic cytochrome-b₅ reductase (methemoglobin reductase). FAD shown at right as space-filling model. From PDB 1UMK.

Cytochrome-b₅ reductase (CBR; EC 1.6.2.2) is a FAD-containing enzyme catalysing the reaction:

There are four human genes for it:

• CYB5R1
• CYB5R2
• CYB5R3
• CYB5R4

[edit] See also

• Cytochrome b5
• reductase

[edit] External links

• PDB 1IB0 - crystal structure of rat CBR complexed with NAD
• PDB 1NDH - crystal structure of pig liver CBR
• PDB 1UMK - crystal structure of human erythrocyte CBR
• IPR001834 - InterPro entry for CBR
• MeSH Cytochrome-B(5)+Reductase

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