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2BEM

Crystal structure of the Serratia marcescens chitin-binding protein CBP21

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B, C
(A, B, C)
CBP21polymer17018812.83UniProt (O83009)
UniProt (by SIFTS) (P9WEM3)
SERRATIA MARCESCENSCHITIN-BINDING PROTEIN CBP21
2D, E, F, G, H...
(A, B, C)
1,2-ETHANEDIOLnon-polymer62.115Chemie (EDO)
3J, Q, R, S, X...
(A, B, C)
SULFATE IONnon-polymer96.16Chemie (SO4)
4W
(C)
SODIUM IONnon-polymer23.01Chemie (NA)
5AA, BA, Z
(B, C, A)
waterwater18.0680Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains3
Total formula weight56438.5
Non-Polymers*Number of molecules22
Total formula weight1530.4
All*Total formula weight57968.9
*Water molecules are not included.

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PDB entries from 2025-07-23

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