>tr|A0A379FIF5|A0A379FIF5_PROMI 3-methyl-2-oxobutanoate hydroxymethyltransferase OS=Proteus mirabilis GN=panB MKPVTLSTLNRYKQEKKKFATITAYDASFARLFANEGIPAMLIGDSLGMTLQGHDSTLPV TVEQIAYHTRCVRAGAPNAFLIADMPFMSYSTPEQACLNAAILMQAGANMVKIEGGSWLI PTVKMLTERAVPVCIHLGLTPQSVNVFGGYKVQGREEAAAEQLKQDAMALEAAGAQLAVL ECVPVSVAKTITGSLNIPVIGIGAGNVTDGQILVMHDLLGLTPNAPKFSKNFLQEAGSLP EAVRLYVQQVEQKLFPQEQHSFN