>sp|P42176|NARH_BACSU Nitrate reductase beta chain OS=Bacillus subtilis GN=narH MKIKAQIGMVMNLDKCIGCHTCSVTCKNTWTNRSGAEYMYFNNVETKPGIGYPKQWEDQD KYKGGWTLKKGKLELKSGSKTNRLAGLFYNPNQPSIDDYYEPWNYDYETLTNSPQKKHQP VARPKSSLTGDFMNIEWGPNWEDDLAGGHITGLEDPNVQKMEESIKTEFDDVFMMYLPRI CEHCINPACVSSCPSGAMYKREEDGIVLVDQNACRSWRYCVSSCPYKKVYFNWQTNKAEK CTLCFPRLEAGLPTICSETCVGRIRYLGVMLYDADKVEEAASVENEKDLYHSQLDVFLDP NDPEVAKLAKEQGIPAEWIEAAQQSPIYKMIIDWKIALPLHPEYRTLPMVWYIPPLSPIM NLFEGKGSRQTAEDIFPAIDQMRIPIDYLAQLLTAGDTDHIRSTLKKMSVMRQYMRAVQT NKSIDPELISSVGLTEQQIEDMYRLLAIAKYDDRFVIPSSHREEVSDLYAEQGSCGLSFS GGPGSCF