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7ZNA

Crystal structure of the light-driven inward proton pump xenorhodopsin BcXeR in the ground state at pH 5.2 in the presence of sodium at 100K

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B, C
(A, B, C)
xenorhodopsinpolymer22925725.63UniProt (by SIFTS) (A0AA82WPB4)Bacillus coahuilensis
2AB, BB, CB, D, DB...
(C, A, B)
OLEIC ACIDnon-polymer282.516Chemie (OLA)
3G
(A)
(2R)-2,3-dihydroxypropyl (9Z)-octadec-9-enoatenon-polymer356.51Chemie (OLC)
4CA, DA, FB, GB, HB...
(B, C, A)
EICOSANEnon-polymer282.549Chemie (LFA)
5AA, UB
(A, C)
PHOSPHATE IONnon-polymer95.02Chemie (PO4)
6BA, VB, YA
(A, C, B)
SODIUM IONnon-polymer23.03Chemie (NA)
7WB, XB, YB
(A, B, C)
waterwater18.0286Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains3
Total formula weight77176.9
Non-Polymers*Number of molecules71
Total formula weight18979.6
All*Total formula weight96156.5
*Water molecules are not included.

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PDB entries from 2025-07-02

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