>sp|B4EUD3|PANB_PROMH 3-methyl-2-oxobutanoate hydroxymethyltransferase OS=Proteus mirabilis GN=panB MKPVTLSTLNRYKQEKKKFATITAYDASFARLFANEGIPAMLIGDSLGMTLQGHDSTLPV TVEQIAYHTRCVRAGAPNAFLIADMPFMSYSTPEQACLNAAILMQAGANMVKIEGGSWLI PTVKMLTERAVPVCIHLGLTPQSVNVFGGYKVQGREEAAAEQLKQDAMALEAAGAQLAVL ECVPVSVAKTITGSLNIPVIGIGAGNVTDGQILVMHDLLGLTPNAPKFSKNFLQEAGSLP EAVRLYVQQVEQKLFPQEQHSFN