>d1ogyo1 b.52.2.2 (O:682-801) Periplasmic nitrate reductase alpha chain, NapA {Rhodobacter sphaeroides} pdeefgfwlvtgrvlehwhsgsmtlrwpelykafpgavcfmhpedarsrglnrgsevrvi srrgeirtrletrgrnrmprgvvfvpwfdasqlinkvtldandpisrqtdfkkcavkiea