>sp|B4S8V9|PANB_PROA2 3-methyl-2-oxobutanoate hydroxymethyltransferase OS=Prosthecochloris aestuarii GN=panB MNKQSTQKLPHVTTRRLHDMKSEGEKISMLTAYDYTTARILDRAGVDVILVGDSASNVFA GHNTTLPITIDQMIYHARAVVRGVQAETSRAMVVIDMPFMSYQLSSEEALRNAGKIMKEN ECDAVKIEGGNVIVDTVKRITDVGIPVMGHLGLIPQSIYKFGSYKVRAREEQEAEELLRD AKLLEEAGAFALVLEKIPADLAAEVTASISIPTIGIGAGGACDGQVLVINDMLGLSTEFH PRFVRRYAELDRVIFDAVSRYVDDVRGGTFPGEDESY