>sp|A1KAA5|PANB_AZOSB 3-methyl-2-oxobutanoate hydroxymethyltransferase OS=Azoarcus sp. GN=panB MSYLQDDKPVTLFELGKMRAEGRKIAMLTCYDASFAALLERNGVDVLLVGDSLGNVLQGQ KSTLPVTLEQMAYHTECVVRGSSRPFVVTDMPFGSYQESPEQAMRNAARLMAAGAEMVKL EGGAFMAETVRFLVERGVPVCAHIGLTPQSVHQLGGYRVQGRSEEGAARLKADALALEQA GAALVVLEMVPAAVASDITRSLSTMATIGIGAGADCSGQVLVLHDMIGVYPGKKARFVKN FMEGAASIDAAVAAYVAAVKDGSFPAAEHCY