>tr|A0AA42XA84|A0AA42XA84_9GAMM 3-methyl-2-oxobutanoate hydroxymethyltransferase OS=Stenotrophomonas sp. GD03657 GN=panB MSTHADSKPWTVPALAEAKRNGQKLVMLTAYDAGFARTFDANGVDLILIGDSLGMVVQGH DSTLPVTVADMVYHTRAVARVLQRALLVADLPFGADATPERALDASLQLLQAGAEMVKIE GAGFKVDIIRYLVEREIPVCAHLGLTPQSVLRLGGFKIQGRGDAARQLVEDARAVAAAGA SIMVLECVPTPVAAEVTAAVDVPTIGIGAGPQCDGQVLVLHDFLGLDSGHRRPKFVKDFL AEGGSVAGATRAYADAVRDGSFPDEQHAYAQ