>sp|C3NMB9|PANB_SULIN 3-methyl-2-oxobutanoate hydroxymethyltransferase OS=Sulfolobus islandicus GN=panB MKKVTIRDFIKKKSTKEKITMLTAYDYPTAKIISNTGLDSILVGDSLGMVVLGYPNTLNV TMRDMISHTRAVARANPPQLIVADMPFLSYEIDTKSAVKNAGLLVKAGSDAIKLEGGEEM KDTVKAIVKAGIPVMGHIGLTPQRFLRLGGFRTIGKTKQEEDQLIKDSLELEDAGVFSLV IENTYVDIAKRITEKLNIPTICIGAGPYCDGQVLVINDLLGLSEFTPYFAKSYVNLKEII SNAINQYIIDVKNNKFPEKQHYKERES