>tr|A0A7D4F7T2|A0A7D4F7T2_9BACI Dihydroorotate dehydrogenase B (NAD(+)), electron transfer subunit OS=Bacillus tropicus GN=pyrK MMQKQNMIVVNQKEIAKNIYELVLQGTLVQQMNEPGQFVHIKVAEGIAPLLRRPISICNV DQEKNEFTMLYRAEGQGTKTLATRKQGEMVDVLGPLGHGFPVEEAEAGQTALLVGGGIGV PPLYELSQRLVAKGVRVIHILGFQTKDVVFYEEKFAELGDTYVATVDGTHGTKGFVTDVI DHYGIDFDILYSCGPLAMLRALEGRYKEKKAYISLEERMGCGIGACFACVCHLQEDPSGH SYKKVCSDGPVFPIGEVVL