>sp|Q68EJ0|NB5R4_RAT Cytochrome b5 reductase 4 OS=Rattus norvegicus GN=Cyb5r4 MLNVPSQAFPAPGSQQRVASQGRSKVPLKQGRSLMDWFRLTKSGKDFTGLKGGLIEVTEE ELKKHNKKDDCWICIRGFVYNVSPYMEYHPGGEDELMRAAGADGTDLFNEVHRWVNYESM LKECLVGRMAVKPAVPKDCHEGKRVLNGMLPKSQVTDTLPREGPSSPSYDWFQTESSVTI VIYTKQKNINLDSVIVDLQDDSLRAEAVIKDHSYLIHIGLSHEVQENFSVRVIENVGKIE IVLQKKETVSWKCLGDPLEKHDSFIPKKDTGLYYRQCQLISKEDVTHDTRLFCLMLPPST HLQVPVGQHVYLKLSVTGAEIVKPYTPVSESLLSDFKEPVLSPNKYIYFLIKIYPAGLFT PELDRLQIGDFVSVSGPEGNFKVSKLQEVEDLFLLAAGTGFTPMVTVLNHALTHMSSLRK VKLMFFNKTEDDIIWRCQLEKLALKDKRFHVEYVLSAPSPEWNGKQGHVSRALLSEFLQR SLENSKVFLCICGPTPFTDEGIRLLHDLNFSDDEIHGFTA