>gi|6552328 cytochrome b5 reductase 3 isoform s [Homo sapiens] MKLFQRSTPAITLESPDIKYPLRLIDREIISHDTRRFRFALPSPQHILGL PVGQHIYLSARIDGNLVVRPYTPISSDDDKGFVDLVIKVYFKDTHPKFPA GGKMSQYLESMQIGDTIEFRGPSGLLVYQGKGKFAIRPDKKSNPIIRTVK SVGMIAGGTGITPMLQVIRAIMKDPDDHTVCHLLFANQTEKDILLRPELE ELRNKHSARFKLWYTLDRAPEAWDYGQGFVNEEMIRDHLPPPEEEPLVLM CGPPPMIQYACLPNLDHVGHPTERCFVF