Furthermore , PBP2a has an effective transpeptidase activity .
Furthermore , PBP2a lacks a transglycosylation domain of PBP2 , which builds the backbone of the cell wall with polysaccharide monomers , and so PBP2a must rely on PBP2 to continue this process .
Furthermore , PBP2a has an effective transpeptidase activity , but lacks a transglycosylation domain of PBP2 , which builds the backbone of the cell wall with polysaccharide monomers , and so PBP2a must rely on PBP2 to continue this process .