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4KR5

Crystal structure of Lactococcus lactis GlnP substrate binding domain 2 (SBD2) in open conformation

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
Glutamine ABC transporter permease and substrate binding protein proteinpolymer23225469.42UniProt (Q9CES5)
Pfam (PF00497)
Lactococcus lactis subsp. lactis
2C, H
(A, B)
MAGNESIUM IONnon-polymer24.32Chemie (MG)
3D, I, J, K
(A, B)
CHLORIDE IONnon-polymer35.54Chemie (CL)
4E, F
(A)
DI(HYDROXYETHYL)ETHERnon-polymer106.12Chemie (PEG)
5G
(A)
HEXAETHYLENE GLYCOLnon-polymer282.31Chemie (P6G)
6L
(B)
2-(2-METHOXYETHOXY)ETHANOLnon-polymer120.11Chemie (PG0)
7M
(B)
2-{2-[2-(2-{2-[2-(2-ETHOXY-ETHOXY)-ETHOXY]-ETHOXY}-ETHOXY)-ETHOXY]-ETHOXY}-ETHANOLnon-polymer354.41Chemie (PE4)
8N
(B)
3,6,9,12,15,18-HEXAOXAICOSANE-1,20-DIOLnon-polymer326.41Chemie (P33)
9O, P
(A, B)
waterwater18.0754Chemie (HOH)
Sequence modifications
A, B: 255 - 484 (UniProt: Q9CES5)
PDBExternal DatabaseDetails
Gly 253-expression tag
Met 254-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight50938.7
Non-Polymers*Number of molecules12
Total formula weight1486.0
All*Total formula weight52424.7
*Water molecules are not included.

246704

PDB entries from 2025-12-24

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