>tr|A0AA42TCN6|A0AA42TCN6_9GAMM 3-methyl-2-oxobutanoate hydroxymethyltransferase OS=Stenotrophomonas sp. GD03930 GN=panB MSTHADSKPWTVPALAEAKRNGQKLVMLTAYDAGFARTFDANGVDLILIGDSLGMVVQGH DSTLPVTVADMVYHTRAVARVLQRALLVADLPFGADATPERALDASLQLLQAGAEMVKIE GAGFKVDIIRYLVEREIPVCAHLGLTPQSVLRLGGFKIQGRGDAARQLVEDARAVAAAGA SIMVLECVPTPVAAEVTAAVDVPTIGIGAGPQCDGQVLVLHDFLGLDSGHRRPKFVKDFL AEGGSVAGATRAYADAVRDGSFPDEQHAYAQ