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2AHY

Na+ complex of the NaK Channel

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
Potassium channel proteinpolymer11012362.72GenBank (29894393)
Pfam (PF07885)
UniProt (by SIFTS) (Q81HW2)
Bacillus cereus
2C, D, E, G
(A)
SODIUM IONnon-polymer23.04Chemie (NA)
3F
(A)
CALCIUM IONnon-polymer40.11Chemie (CA)
4H, I
(A, B)
waterwater18.019Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight24725.4
Non-Polymers*Number of molecules5
Total formula weight132.0
All*Total formula weight24857.4
*Water molecules are not included.

243083

PDB entries from 2025-10-15

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