>sp|Q4UTV5|PANB_XANC8 3-methyl-2-oxobutanoate hydroxymethyltransferase OS=Xanthomonas campestris pv. campestris GN=panB MSSHADSKPWTVPALAQAKRDGRKLVMLTAYDAGFARTFDANGVDLILVGDSLGMVVQGH ESTLPVTTADMVYHTAAVARVLERALLVADLSFQADATPERALDAATQLLQAGAEMVKIE GAGHKLDVIRYLVEREIPVCSHLGLTPQSVLRFGGYKVQGRGEAGEQLRRDAQAAVDAGA SLIVLECVPTPIAAQISAELRVPTIGIGAGPGCDGQVLVMHDMLGLDSGHRRPKFVKDFL AEGGSVAGAVQAYAQAVRDGSFPDAEHAYAA