CYB5R3 GI:193794826 cytochrome b5 reductase 3 isoform s 1 mklfqrstpa itlespdiky plrlidreii shdtrrfrfa lpspqhilgl 50 51 pvgqhiylsa ridgnlvvrp ytpissdddk gfvdlvikvy fkdthpkfpa 100 101 ggkmsqyles mqigdtiefr gpsgllvyqg kgkfairpdk ksnpiirtvk 150 151 svgmiaggtg itpmlqvira imkdpddhtv chllfanqte kdillrpele 200 201 elrnkhsarf klwytldrap eawdygqgfv neemirdhlp ppeeeplvlm 250 251 cgpppmiqya clpnldhvgh ptercfvf