analysis of cell envelope proteins from strains carrying plasmids pjc778 ( lkyb+ ) , pjc2578 or pjc2579 ( lkyb : :tn5 ) , as well as plasmid-coded proteins in a maxicell system , made it likely that the ikyb gene product was a membrane protein of molecular weight 42,000 .
C0033684
gene
C0025252
membrane protein