>gi|193794826 cytochrome b5 reductase 3 isoform s [Homo sapiens] MKLFQRSTPAITLESPDIKYPLRLIDREIISHDTRRFRFALPSPQHILGL PVGQHIYLSARIDGNLVVRPYTPISSDDDKGFVDLVIKVYFKDTHPKFPA GGKMSQYLESMQIGDTIEFRGPSGLLVYQGKGKFAIRPDKKSNPIIRTVK SVGMIAGGTGITPMLQVIRAIMKDPDDHTVCHLLFANQTEKDILLRPELE ELRNKHSARFKLWYTLDRAPEAWDYGQGFVNEEMIRDHLPPPEEEPLVLM CGPPPMIQYACLPNLDHVGHPTERCFVF