General Information of Drug Transporter (DT)
DT ID DTD0525 Transporter Info
Gene Name KCNJ6
Protein Name Inward rectifier K(+) channel Kir3.2
Gene ID
3763
UniProt ID
P48051
3D Structure

Modelled Stucture

Method: Homology modeling

Teplate PDB: 3SYA_A

Identity: 99.696%

Minimized Score: -845.977

Detail: Structure Info

Inter-species Structural Differences (ISD)
Mus musculus (Mouse)
        Gene Name Kcnj6
        UniProt ID
P48542
        UniProt Entry
KCNJ6_MOUSE
        3D Structure

Crystallisation Method: X-ray

Expression System: Escherichia coli

PDB ID: 3ATF

Corresponding Chain: A

Sequence Length: 53-380

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        Experimental Structures of This Model Oganism
                PDB ID Scanning Method Resolution Expression System Details Ref
                3AT8 X-ray 3.3 Å Escherichia coli
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[ 1]
Structure
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Corresponding chain A
Sequence Length 53-380 Mutation No
                3AT9 X-ray 3.3 Å Escherichia coli
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[ 1]
Structure
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Corresponding chain A
Sequence Length 53-380 Mutation No
                3ATA X-ray 3.49 Å Escherichia coli
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[ 1]
Structure
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Corresponding chain A
Sequence Length 53-380 Mutation No
                3ATB X-ray 3.51 Å Escherichia coli
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[ 1]
Structure
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Corresponding chain A
Sequence Length 53-380 Mutation No
                3ATD X-ray 3.01 Å Escherichia coli
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[ 1]
Structure
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Corresponding chain A
Sequence Length 53-380 Mutation No
                3ATE X-ray 3.2 Å Escherichia coli
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[ 1]
Structure
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Corresponding chain A
Sequence Length 53-380 Mutation No
                3AGW X-ray 2.2 Å Escherichia coli
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[ 2]
Structure
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Corresponding chain A
Sequence Length 53-380 Mutation No
                3AUW X-ray 3.56 Å Escherichia coli
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[ 3]
Structure
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Corresponding chain A/C/B/D
Sequence Length 53-74; 200-380 Mutation No
Rattus norvegicus (Rat)
        Gene Name Kcnj6
        UniProt ID
P48550
        UniProt Entry
KCNJ6_RAT
        3D Structure

Method: Homology modeling

Teplate PDB: 3SYA_A

Sequence Length: 329

Identity: 99.392%

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        Performance Minimized Score -841.161 kcal/mol
Ramachandra Favored

Medium

QMEANBrane Quality

High

        Ramachandran Plot

Ramz Z Score: 0.58 ± 0.45

Residues in Favored Region: 319

Ramachandran favored: 97.55%

Number of Outliers: 1

Ramachandran outliers: 0.31%

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        Local Quality

QMEANBrane Score: 0.8

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Pongo abelii (Sumatran orangutan)
        Gene Name KCNJ6
        UniProt ID
Q5NVJ6
        UniProt Entry
KCNJ6_PONAB
        3D Structure

Method: Homology modeling

Teplate PDB: 3SYA_A

Sequence Length: 329

Identity: 99.392%

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        Performance Minimized Score -831.641 kcal/mol
Ramachandra Favored

Medium

QMEANBrane Quality

High

        Ramachandran Plot

Ramz Z Score: 1.04 ± 0.45

Residues in Favored Region: 319

Ramachandran favored: 97.55%

Number of Outliers: 1

Ramachandran outliers: 0.31%

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        Local Quality

QMEANBrane Score: 0.8

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References
1 Interactions of cations with the cytoplasmic pores of inward rectifier K(+) channels in the closed state. J Biol Chem. 2011 Dec 2;286(48):41801-41811.
2 A structural determinant for the control of PIP2 sensitivity in G protein-gated inward rectifier K+ channels. J Biol Chem. 2010 Dec 3;285(49):38517-23.
3 Inverse agonist-like action of cadmium on G-protein-gated inward-rectifier K(+) channels. Biochem Biophys Res Commun. 2011 Apr 8;407(2):366-71.
4 Crystal structure of the mammalian GIRK2 K+ channel and gating regulation by G proteins, PIP2, and sodium. Cell. 2011 Sep 30;147(1):199-208.
5 X-ray structure of the mammalian GIRK2- G-protein complex. Nature. 2013 Jun 13;498(7453):190-7.
6 RCSB PDB: Structural Diversity in the Cytoplasmic Region of G Protein-Gated Inward Rectifier K+ Channels.
7 RCSB PDB: Coupling of G Protein Binding to Channel Gating in Mammalian Inward Rectifier K+ channels.

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