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2EX8

Crystal structure of penicillin binding protein 4 (dacB) from Escherichia coli, complexed with penicillin-G

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Penicillin-binding protein 4polymer45849796.71UniProt (P24228)
Pfam (PF02113)
Escherichia coli
2B
(A)
OPEN FORM - PENICILLIN Gnon-polymer336.41Chemie (PNM)
3C
(A)
waterwater18.0308Chemie (HOH)
Sequence modifications
A: 21 - 477 (UniProt: P24228)
PDBExternal DatabaseDetails
Met 20-initiating methionine
Tyr 261Asp 261engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight49796.7
Non-Polymers*Number of molecules1
Total formula weight336.4
All*Total formula weight50133.1
*Water molecules are not included.

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PDB entries from 2025-07-30

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