>sp|B5ES07|PANB_ACIF5 3-methyl-2-oxobutanoate hydroxymethyltransferase OS=Acidithiobacillus ferrooxidans GN=panB MHKKIARWVQDKKSGIKRAVVTAYDYPFARLAAEAGVHGILVGDSLGMVVGGGSDTLGVT LEQMAYHTGMVVRGAGDCLVFADLPFGSYEKGPEQAWAAAVTLLRAGADVVKLEGGAEMA STVAFCTERGINICAHIGLTPQRVRQWGSFQRQGTDADSARRLQADAGALAEAGARFLVL EAVPDALAANITRDIAIPTIGIGAGPDTDAQVLVIHDLLGLGTESPPFARRYIEGGRIMR DALAEYVREVGNSEFPPRRKR