>sp|A4YA61|PANB_SHEPC 3-methyl-2-oxobutanoate hydroxymethyltransferase OS=Shewanella putrefaciens GN=panB MSKITSSTLLKYKQEGRKFTALTAYDASFAGAFDSEGVDVLLVGDSLGMVLQGHDDTLPV TTAEIAYHTRCVRRGIERALLIADMPFMSYATPEQAMINATELMQAGANMVKVEGGHWLL ETVTKLTERGIPVCAHLGLTPQSVHVFGGFKVQGRDAENAQRILDEAKALEAAGAQLLVV ECIPAPLATAITQALTIPVIGIGAGASTDGQILVMHDVLGISSGYIPRFSKNYLKQTGEI RSAVRAYIEEVAAGTFPSAEHTFS