>UniProt/Swiss-Prot|P25314|NIFK_AZOBR Nitrogenase molybdenum-iron protein beta chain MSMSHPVSQSADKVIDHFTLFRQPEYKELFERKKTEFEYGPTPTKEVARVSAWTKTEEYK EKNLPVEAVVINPTKACQPIGAMLAAQGFEGTLPFVHGSQGCVSYYRTHLTRHFKEPNSA VSSSMTEDAAVFGGLNNMIDGLQRYALYKPKMIAVLTTCMAEVIGDDLSGFINNAKNKES VPADFPVPFAHTPAFVGSHIVGYDNMIKGVLTHFWGTSENFDTPKNETINLIPGFDGFAV GNNRELKRIAGLFGIQMTILSDVSDNFDTPADGEYRMYDGGTPLEATKEAVHAKATISMQ EYCTPQSLQFIKREGPAGRQAYNYPMGVTGTDELLMKLAELSGKPSRGVKLERGRLVDAI ADSHTHLHGKRFAVYGDPDFCLGMSKFLMELGAEPVHILSTSGSKKWEKQVQKVLDACRS ASSGKAYGAKDLWHLRSLVFTDKVDYIIGNSYGKYLERDTKIPLIRLTYPIFDRHHHHRY PTWGYQGALNVLVRILDRIFEDMDANTNIVGETDYSFDLVR