TRAAK

Description: Potassium channel subfamily K member 4
Gene: KCNK4
Alias: KCNK4, K2p4.1, TRAAK, TRAAK1, TRAAK-1

Experimental data

Rat TRAAK gene in CHO host cells
	Click for details 25 °C show 54 cells	Click for details 35 °C show 68 cells

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Gene

Species	NCBI gene ID	Chromosome	Position
Human	50801	11	8729
Mouse	16528	19	9231
Rat	116489	1	11553

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Transcript

Species	NCBI accession	Length (nt)
Human	NM_001317090.2	1685
Mouse	NM_008431.3	1778
Rat	NM_053804.2	1194

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Protein Isoforms

Species	Uniprot ID	Length (aa)
Human	Q9NYG8	393
Mouse	O88454	398
Rat	G3V8V5	397

Isoforms

Transcript

Length (nt)

Protein

Length (aa)

Variant

Isoform

Known

NR_133660.2

1415

transcript variant 4

NR_133661.2

1479

transcript variant 5

NM_033310.3

1829

NP_201567.1

393

transcript variant 2

NM_001317090.2

1685

NP_001304019.1

393

transcript variant 6

Known

NM_008431.3

1778

NP_032457.1

398

isoform 1 precursor

NM_001403914.1

1593

NP_001390843.1

265

isoform 2

NM_001403912.1

1720

NP_001390841.1

398

isoform 1 precursor

NM_001403916.1

2060

NP_001390845.1

258

isoform 3

NM_001403915.1

1657

NP_001390844.1

265

isoform 2

NM_001403913.1

1872

NP_001390842.1

398

isoform 1 precursor

Predicted

XM_006526717.5

2014

XP_006526780.1

427

transcript variant X2

isoform X2

XM_006526718.4

1919

XP_006526781.1

424

transcript variant X3

isoform X3

XM_036161451.1

1788

XP_036017344.1

265

transcript variant X8

isoform X8

XM_036161450.1

1911

XP_036017343.1

357

transcript variant X7

isoform X7

XM_006526716.3

1729

XP_006526779.1

444

transcript variant X1

isoform X1

XM_006526720.4

2404

XP_006526783.1

398

transcript variant X5

isoform X5

XM_036161452.1

2053

XP_036017345.1

265

transcript variant X9

isoform X8

XM_006526719.3

2180

XP_006526782.1

424

transcript variant X4

isoform X4

XM_006526721.1

2249

XP_006526784.1

387

transcript variant X6

isoform X6

Known

NM_053804.2

1194

NP_446256.2

397

Predicted

XM_008760055.3

4897

XP_008758277.1

397

transcript variant X4

isoform X2

XM_008760054.3

5026

XP_008758276.1

397

transcript variant X3

isoform X2

XM_006230634.4

5283

XP_006230696.1

423

transcript variant X1

isoform X1

XM_008760056.3

6251

XP_008758278.1

397

transcript variant X2

isoform X2

XM_039109360.1

1720

XP_038965288.1

264

transcript variant X5

isoform X3

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Post-Translational Modifications

PTM

Position

Type

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Structure

TRAAK predicted AlphaFold size

Species	Area (Å²)	Reference
Human	10137.97	source
Mouse	7295.88	source
Rat	6229.94	source

Methodology for AlphaFold size prediction and disclaimer are available here

References

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Credits

To cite this page: [Contributors] Channelpedia https://channelpedia.epfl.ch/wikipages/224/ , accessed on 2025 May 28

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TRAAK

Experimental data

Rat TRAAK gene in CHO host cells

25 °C

35 °C

Gene

Transcript

Protein Isoforms

Isoforms

Post-Translational Modifications

Structure

TRAAK predicted AlphaFold size

References

Credits