>tr|A0A6H0H2M5|A0A6H0H2M5_BACIU Dihydroorotate dehydrogenase B (NAD(+)), electron transfer subunit OS=Bacillus subtilis subsp. subtilis str. SMY GN=pyrK MKKAYLTVCSNQQIADRVFQMVLKGELVQGFTTPGQFLHLKVSEAVTPLLRRPISIADVN FEKNEVTIIYRVDGEGTRLLSLKQQGELVDVLGPLGNGFPVNEVQPGKTALLVGGGVGVP PLQELSKRLIEKGVNVIHVLGFQSAKDVFYEEECRQYGDTYVATADGSYGETGFVTDVIK RKKLEFDILLSCGPTPMLKALKQEYAHKEVYLSMEERMGCGIGACFACVCHTNESETSYV KVCLDGPVFKAQEVAL