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9CLD

Crystal structure of maltose binding protein (Apo)

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Maltose/maltodextrin-binding periplasmic proteinpolymer37341049.51UniProt (P0AEX9)
Pfam (PF01547)
Escherichia coliMMBP,Maltodextrin-binding protein,Maltose-binding protein,MBP
2B, C, D, E, I...
(A)
DI(HYDROXYETHYL)ETHERnon-polymer106.16Chemie (PEG)
3F, G, H, J
(A)
1,2-ETHANEDIOLnon-polymer62.14Chemie (EDO)
4L, M
(A)
TRIETHYLENE GLYCOLnon-polymer150.22Chemie (PGE)
5N, O, S, U, V...
(A)
SODIUM IONnon-polymer23.06Chemie (NA)
6P, Q, R, T
(A)
CADMIUM IONnon-polymer112.44Chemie (CD)
7X
(A)
waterwater18.0316Chemie (HOH)
Sequence modifications
A: 1 - 370 (UniProt: P0AEX9)
PDBExternal DatabaseDetails
Gly -2-expression tag
His -1-expression tag
Met 0-expression tag
Ala 356Thr 382engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight41049.5
Non-Polymers*Number of molecules22
Total formula weight1772.9
All*Total formula weight42822.4
*Water molecules are not included.

247035

PDB entries from 2026-01-07

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