nicking reaction catalysed with the MobA89K and MobC89K proteins. The cleaved strand is then unwound via the helicase and shipped to the 89K-encoded GI-kind T4SS equipment. The VirB1-89K component is assumed to act as a lytic transglycosylase, locally opening the peptidoglycan with contributions from Another issue(s) over the assembly in the transp