>sp|B0URQ3|NAPA_HISS2 Periplasmic nitrate reductase OS=Histophilus somni GN=napA MNLSRRDFMKANAALAAASVAGLIIPVKNVNAADTSITWDKAVCRFCGTGCAVLVGTKDG RVVASQGDPDAEVNRGLNCIKGYFLPKIMYGKDRLTHPMLRMKNGQYDKEGEFTPVTWDF AFKTMAEKFKSALKAKGPNGVGMFTSGQSTIFEGVAKSKLFKAGLLSNNIDPNARHCMAS AAVAFVRTFGIDEPMGCYDDIEHADAFVLWGSNMAEMHPILWSRISDRRLANPDTVSVNV LSTFEHRSFELADLGILLKPQSDLAILNYIANYLIENNAINREFIEKHTKFKRGETDIGY GLRPQDPREQTAKNVKTAGKMYDSSFEEFKKLVAPYTLEKAHEISGVPKEQLEKLAKLYA DPNKKVVSYWTMGINQHTRGVWANHLIYNIHLLTGKISLPGCGPFSLTGQPSACGTAREV GTFIHRLPADLVVIKPEHRKIAEKIWKLPEGLISDKLGFHAVAQSRALKDGKMQVLWQMC NNNMQAGPNINEETYPGWRNPDNFIVVSDPYPTVSALSADLILPTAMWVEKEGAYGNAER RTQFWRQQVKAPGEAKSDLWQLVEFSKYFTTDEVWPAEILAKNPAYQGKTLYEVLYLNGQ VNQYSNDELKGRLNDEAYHFGFYIQKGLFEEYASFGRGHGHDLADFDTYHKARGLRWPVV DGKETLWRYREGYDPYVKAGEGVSFYGQADKRAVILAVPYEPPAEVPDRKYDLWLTTGRI LEHWHTGSMTRRVPELHRSFPNNLVWMNPNDAKKRGLKHGDKIKVISRRGEITSYIDTRG RNKCPEGLIYTTFFDAGQLANKLILDATDPISKETDFKKCAVKVVKA