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4KEP

Crystal structure of 4-pyridoxolactonase, wild-type

Replaces:  3AJ0
Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
4-pyridoxolactonasepolymer27430725.61UniProt (Q988B9)
Pfam (PF00753)
Mesorhizobium loti
2B, C
(A)
ZINC IONnon-polymer65.42Chemie (ZN)
3D
(A)
ACETATE IONnon-polymer59.01Chemie (ACT)
4E, F, G, H
(A)
1,2-ETHANEDIOLnon-polymer62.14Chemie (EDO)
5I
(A)
GLYCEROLnon-polymer92.11Chemie (GOL)
6J
(A)
CHLORIDE IONnon-polymer35.51Chemie (CL)
7K
(A)
waterwater18.089Chemie (HOH)
Sequence modifications
A: 1 - 268 (UniProt: Q988B9)
PDBExternal DatabaseDetails
His 269-expression tag
His 270-expression tag
His 271-expression tag
His 272-expression tag
His 273-expression tag
His 274-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight30725.6
Non-Polymers*Number of molecules9
Total formula weight565.7
All*Total formula weight31291.3
*Water molecules are not included.

246905

PDB entries from 2025-12-31

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