>tr|C5B0Y2|C5B0Y2_METEA 3-methyl-2-oxobutanoate hydroxymethyltransferase OS=Methylorubrum extorquens GN=panB MSQVVQTRRLQAVDLIKRKAEGRKIISLTAYHAHTAGIVDAYCDFVLVGDSLGMVMHGME STLPVTLEMMILQAQAVMRGTSRALVVVDMPFGSYEASREQAFLNAARVLKETGAGAIKL EGGARFAETVAFLTERGVPVMGHIGLTPQSVNTMGGFKVQGHGAGDEDRLRADARAISDA GAFAIVLEGIVEPVARAIATDPAIRAATIGIGATAACDGQILVLEDMLGLSDRVPRFVKS YGSLRAHIEEAVRAYADEVQAGRFPAEGHTYPPR