>sp|Q9YE97|PANB_AERPE 3-methyl-2-oxobutanoate hydroxymethyltransferase OS=Aeropyrum pernix GN=panB MPGDKVTARRILKMKGSRPIVAVTAYDYPTAWIADEAGVDVILVGDSLGMVVLGYPSTLQ VTLDDMVRHTAAVARAAKRPLIVADMPFGSYEPSSSAAVESAVALARVGAEAVKLEGGSE YADRVKAIVDAGIPVMGHLGLTPQRAMRIGGYRPRARGRDEARRLLLDAESLVEAGVFSI VLEFVSEEAAEMVTRRVPVPTICIGSGRRCDGQIIVFHDIVGLSRHTPPFAKKYVDARRI MVEAVTRYAEDVRNGRFPGEEHVVHAKEPLEDIS