penicillin-binding protein 2x (pbp 2x) acyl-enzyme complex. space-filling molecular model. 3d

penicillinbinding acylenzyme complex biosynthetic biapenem protein molecule antimicrobial macromolecule membrane structure model molecular chemistry physiology biology biochemistry care chemical important element concentrate essence essential health healthy medical science research scientific prevention wellness grey gray atoms spacefilling colorful background illustration 3d