5HL9

E. coli PBP1b in complex with acyl-ampicillin and moenomycin


ChainDomainClassArchitectureTopologyHomology
1.10.3810.10 Mainly Alpha Orthogonal Bundle Penicillin binding protein transpeptidase fold Biosynthetic peptidoglycan transglycosylase-like
3.40.710.10 Alpha Beta 3-Layer(aba) Sandwich Beta-lactamase DD-peptidase/beta-lactamase superfamily

Protein Family Annotation Pfam Database Homepage

ChainsAccessionIdentifierDescriptionCommentsSource
PF14812Transmembrane domain of transglycosylase PBP1 at N-terminal (PBP1_TM)Transmembrane domain of transglycosylase PBP1 at N-terminal- Family
PF14814Bifunctional transglycosylase second domain (UB2H)Bifunctional transglycosylase second domainUB2H is the second domain of the transglycosylases, or penicillin-binding proteins PBP1bs)), the multi-domain membrane proteins essential for cell wall synthesis that are targeted by penicillin antibiotics. The exact function of the UB2H domain is un ...UB2H is the second domain of the transglycosylases, or penicillin-binding proteins PBP1bs)), the multi-domain membrane proteins essential for cell wall synthesis that are targeted by penicillin antibiotics. The exact function of the UB2H domain is uncertain, but it may act as the binding component of PBP1b with different binding partners, or it may participate in the regulation between DNA repair and/or synthesis and cell wall formation during the bacterial cell cycle [1].
Domain
PF00912Transglycosylase (Transgly)Transglycosylase- Family
PF00905Penicillin binding protein transpeptidase domain (Transpeptidase)Penicillin binding protein transpeptidase domainThe active site serine (residue 337 in Swiss:P14677) is conserved in all members of this family.Domain

Gene Product Annotation Gene Product Annotation

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
Penicillin-binding protein 1B

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage