>tr|E8XBY1|E8XBY1_SALT4 Precorrin-3B C17-methyltransferase OS=Salmonella typhimurium GN=cbiH MLSVIGIGPGSQAMMTMEAIEALQAAEIVVGYKTYTHLVKAFTGDKQVIKTGMCREIERC QAAIELAQAGHNVALISSGDAGIYGMAGLVLELVSKQKLDVEVRLIPGMTASIAAASLLG APLMHDFCHISLSDLLTPWPVIEKRIVAAGEADFVICFYNPRSRGREGHLARAFDLLAAS KSAQTPVGVVKSAGRKKEEKWLTTLGDMDFEPVDMTSLVIVGNKTTYVQDGLMITPRGYT L