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1KGB

structure of ground-state bacteriorhodopsin

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
bacteriorhodopsinpolymer23125301.91UniProt (P02945)
Pfam (PF01036)
Halobacterium salinarum
2B
(A)
RETINALnon-polymer284.41Chemie (RET)
3C, D, E, F, G...
(A)
1-[2,6,10.14-TETRAMETHYL-HEXADECAN-16-YL]-2-[2,10,14-TRIMETHYLHEXADECAN-16-YL]GLYCEROLnon-polymer639.113Chemie (LI1)
4P
(A)
waterwater18.027Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight25301.9
Non-Polymers*Number of molecules14
Total formula weight8593.1
All*Total formula weight33895.0
*Water molecules are not included.

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PDB entries from 2025-12-24

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