cofactor:Binds 2 heme groups non-covalently.,function:Secretory vesicle-specific electron transport protein.,similarity:Contains 1 cytochrome b561 domain.,
Cytoplasmic vesicle, secretory vesicle, chromaffin granule membrane ; Multi-pass membrane protein . Secretory vesicle containing catecholamines and amidated peptides. .
Expressed in many tissues, in particular the brain especially in the cortex and hippocampus.