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9MA5

CryoEM structure of a transmembrane protein

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, C
(A, C)
Inward rectifier potassium channel 16polymer33738997.12UniProt (Q9NPI9)Homo sapiens (Human)Inward rectifier K(+) channel Kir5.1,Potassium channel,inwardly rectifying subfamily J member 16
2B, D
(B, D)
ATP-sensitive inward rectifier potassium channel 10polymer34538985.02UniProt (P78508)Homo sapiens (human)ATP-dependent inwardly rectifying potassium channel Kir4.1,Inward rectifier K(+) channel Kir1.2,Potassium channel,inwardly rectifying subfamily J member 10
3E, F, G, H
(A, B)
POTASSIUM IONnon-polymer39.14Chemie (K)
4I, J
(B, D)
SPERMINEnon-polymer202.32Chemie (SPM)
Sequence modifications
A, C: 20 - 355 (UniProt: Q9NPI9)
PDBExternal DatabaseDetails
Met 19-initiating methionine
B, D: 25 - 368 (UniProt: P78508)
PDBExternal DatabaseDetails
Met 24-initiating methionine
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight155964.1
Non-Polymers*Number of molecules6
Total formula weight561.1
All*Total formula weight156525.2
*Water molecules are not included.

250835

PDB entries from 2026-03-18

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