>tr|A0A3Z2F818|A0A3Z2F818_SALTU Precorrin-3B C17-methyltransferase OS=Salmonella typhimurium GN=cbiH MLSVIGIGPGSQAMMTMEAIEALQAAEIVVGYKTYTHLVKAFTGDKQVIKTGMCREIERC QAAIELAQAGHNVALISSGDAGIYGMAGLVLELVSKQKLDVEVRLIPGMTASIAAASLLG APLMHDFCHISLSDLLTPWPVIEKRIVAAGEADFVICFYNPRSRGREGHLARAFDLLAAS KSAQTPVGVVKSAGRKKEEKWLTTLGDMDFEPVDMTSLVIVGNKTTYVQDGLMITPRGYT L