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9VEO

structure of human KCNQ1-CaM-PIP2 complex with straight conformation

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, F, G, H
(A, C, E, G)
Potassium voltage-gated channel subfamily KQT member 1polymer54662086.34UniProt (P51787)
Pfam (PF00520)
Pfam (PF03520)
Homo sapiens (human)IKs producing slow voltage-gated potassium channel subunit alpha KvLQT1,KQT-like 1,Voltage-gated potassium channel subunit Kv7.1
2B, C, D, E
(B, H, D, F)
Calmodulin-1polymer14916852.54UniProt (P0DP23)
Pfam (PF13499)
Homo sapiens (human)
3I, J, S, T, U...
(A, C, E, G)
[(2R)-1-octadecanoyloxy-3-[oxidanyl-[(1R,2R,3S,4R,5R,6S)-2,3,6-tris(oxidanyl)-4,5-diphosphonooxy-cyclohexyl]oxy-phospho ryl]oxy-propan-2-yl] (8Z)-icosa-5,8,11,14-tetraenoatenon-polymer1047.18Chemie (PT5)
PubChem (21584053)
PubChem (46891800)
PubChem (24742075)
PubChem (25021172)
PubChem (53480261)
PubChem (49867532)
PubChem (53731018)
PubChem (74343116)
PubChem (644093)
PubChem (88368868)
PubChem (101127471)
PubChem (5497157)
PubChem (101103400)
PubChem (137349554)
PubChem (146672970)
PubChem (162802760)
PubChem (177693253)
PubChem (137349667)
PubChem (155387720)
4K, L, M, N, O...
(B, H, D, F)
CALCIUM IONnon-polymer40.18Chemie (CA)
PubChem (271)
Sequence modifications
A, C, E, G: 76 - 620 (UniProt: P51787)
PDBExternal DatabaseDetails
Met 75-initiating methionine
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains8
Total formula weight315755.3
Non-Polymers*Number of molecules16
Total formula weight8697.3
All*Total formula weight324452.6
*Water molecules are not included.

253389

PDB entries from 2026-05-13

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