Raw I, DiFini F
Biochem Biophys Res Commun. 1983 Oct 31;116(2):357-9. doi: 10.1016/0006-291x(83)90529-6.
The ATP-dependent proteolytic system present in reticulocytes can release the active hydrophilic domain of cytochrome b5 and NADH-cytochrome b5 reductase from the endoplasmic reticulum, that in mature erythrocytes act as methemoglobin reductase.