>tr|A0AAE2SMU3|A0AAE2SMU3_BACIU Xanthine dehydrogenase accessory protein PucB OS=Bacillus subtilis subsp. subtilis GN=pucB MRSPYLIGVFLAAGKSRRMGQNKLALPLKGENIGSLSLKTALSSRLDHVLVVERTEHASL EWIGAPYHAPPFQKRWSLHVCQDAEKGQGHSVSSGVRKAESMGADGIVILLADQPQLSVD HLNALVALAPESFAVSSFLGAFTPPIYFSSTCFPYVKGLKGDEGARRLLKSGQLGAGAVL EAKDSGELDDIDTPEEYDMVRRAMS