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1WE4

Crystal Structure of Class A beta-Lactamase Toho-1 G238C mutant

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Beta-lactamase Toho-1polymer26228368.21UniProt (Q47066)
Pfam (PF00144)
Pfam (PF00905)
Pfam (PF13354)
Escherichia coliclass A beta-lactamase
2B, C, D, E, F...
(A)
SULFATE IONnon-polymer96.17Chemie (SO4)
3I
(A)
waterwater18.0344Chemie (HOH)
Sequence modifications
A: 26 - 290 (UniProt: Q47066)
PDBExternal DatabaseDetails
Met 26Ala 30engineered mutation
Cys 238Gly 241engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight28368.2
Non-Polymers*Number of molecules7
Total formula weight672.4
All*Total formula weight29040.6
*Water molecules are not included.

238268

PDB entries from 2025-07-02

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