General Information of Drug Transporter (DT)
DT ID DTD0511 Transporter Info
Gene Name KCNJ11
Protein Name ATP-sensitive inward rectifier potassium channel 11
Gene ID
3767
UniProt ID
Q14654
3D Structure

Crystal Structure of This DT

Crystallisation Method:EM

PDB ID:6C3O

Corresponding Chain:A/B/C/D

Sequence Length:1-390

Detail: Struture Info

Inter-species Structural Differences (ISD)
Cavia porcellus (Guinea pig)
        Gene Name KCNJ11
        UniProt ID
Q9JHJ9
        UniProt Entry
KCJ11_CAVPO
        3D Structure

Method:Homology modeling

Teplate PDB:6C3O_A

Sequence Length:390

Identity:96.41%

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        Performance Minimized Score -829.941 kcal/mol
Ramachandra Favored

Excellent

QMEANBrane Quality

Medium

        Ramachandran Plot

Ramz Z Score:0.05 ±0.4

Residues in Favored Region:382

Ramachandran favored:98.45%

Number of Outliers:0

Ramachandran outliers:0.00%

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        Local Quality

QMEANBrane Score:0.75

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References
1 Ligand binding and conformational changes of SUR1 subunit in pancreatic ATP-sensitive potassium channels. Protein Cell. 2018 Jun;9(6):553-567.
2 Structure of a Pancreatic ATP-Sensitive Potassium Channel. Cell. 2017 Jan 12;168(1-2):101-110.e10.
3 The Structural Basis for the Binding of Repaglinide to the Pancreatic K(ATP) Channel. Cell Rep. 2019 May 7;27(6):1848-1857.e4.
4 Structural insights into the mechanism of pancreatic K(ATP) channel regulation by nucleotides. Nat Commun. 2022;13(1):2770.
5 Mechanism of pharmacochaperoning in a mammalian K(ATP) channel revealed by cryo-EM. Elife. 2019 Jul 25;8:e46417.
6 Cryo-EM structure of the ATP-sensitive potassium channel illuminates mechanisms of assembly and gating. Elife. 2017 Jan 16;6:e24149.
7 Anti-diabetic drug binding site in a mammalian K(ATP) channel revealed by Cryo-EM. Elife. 2017 Oct 24;6:e31054.
8 Ligand-mediated Structural Dynamics of a Mammalian Pancreatic K(ATP) Channel. J Mol Biol. 2022;434(19):167789.
9 Structure of an open K(ATP) channel reveals tandem PIP(2) binding sites mediating the Kir6.2 and SUR1 regulatory interface. Nat Commun. 2024;15(1):2502.

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