>sp|Q5ZHX7|NB5R2_CHICK NADH-cytochrome b5 reductase 2 OS=Gallus gallus GN=CYB5R2 MEAFSGTPVVVAVAAVAATVLLLLLLRGAGRRPGRPVTLRDPQAKYPLPLVGKEEISHDT KKFRFGLPSPDHVLGLPVGQHVYLSAKINGNLVIRAYTPVSSDETKGYVDLIIKVYYKNV NPKFPEGGKMSQYLDSMKIGDVIDFRGPNGLLVYKGSGTFMIKPDKKSEAQRKFAKHLGV IAGGTGITPMLQLIRHITSDPKDSTKCYLLFANQTEKDILLRAELEDIAKRHPDQVRLWY TLDRPPQDWKYSSGFVTADMIKTHLPPPGGETLILMCGPPPMIQFACQPNLDKLGYPKSS TFSY