Incidental Mutation 'IGL01100:Kcnk2'
ID 50265
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Kcnk2
Ensembl Gene ENSMUSG00000037624
Gene Name potassium channel, subfamily K, member 2
Synonyms TREK-1
Accession Numbers
Essential gene? Probably non essential (E-score: 0.102) question?
Stock # IGL01100
Quality Score
Status
Chromosome 1
Chromosomal Location 188940127-189134470 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 189072133 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 65 (V65A)
Ref Sequence ENSEMBL: ENSMUSP00000142026 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000079451] [ENSMUST00000110920] [ENSMUST00000180044] [ENSMUST00000192723] [ENSMUST00000193319] [ENSMUST00000194172] [ENSMUST00000194402]
AlphaFold P97438
Predicted Effect probably damaging
Transcript: ENSMUST00000079451
AA Change: V57A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000078416
Gene: ENSMUSG00000037624
AA Change: V57A

DomainStartEndE-ValueType
Pfam:Ion_trans_2 117 197 2e-20 PFAM
low complexity region 221 230 N/A INTRINSIC
Pfam:Ion_trans_2 233 313 6.8e-22 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000110920
AA Change: V54A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000106545
Gene: ENSMUSG00000037624
AA Change: V54A

DomainStartEndE-ValueType
Pfam:Ion_trans_2 102 183 2.4e-21 PFAM
Pfam:Ion_trans_2 211 298 3.7e-21 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000180044
AA Change: V65A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000136513
Gene: ENSMUSG00000037624
AA Change: V65A

DomainStartEndE-ValueType
Pfam:Ion_trans_2 102 183 2.4e-21 PFAM
Pfam:Ion_trans_2 211 298 3.7e-21 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000191809
Predicted Effect probably damaging
Transcript: ENSMUST00000192723
AA Change: V54A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000141849
Gene: ENSMUSG00000037624
AA Change: V54A

DomainStartEndE-ValueType
Pfam:Ion_trans_2 102 183 2.4e-21 PFAM
Pfam:Ion_trans_2 211 298 3.7e-21 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000192797
Predicted Effect probably damaging
Transcript: ENSMUST00000193319
AA Change: V69A

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000141891
Gene: ENSMUSG00000037624
AA Change: V69A

DomainStartEndE-ValueType
Pfam:Ion_trans_2 117 198 2.5e-21 PFAM
Pfam:Ion_trans_2 226 313 3.7e-21 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000194172
AA Change: V65A

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000142176
Gene: ENSMUSG00000037624
AA Change: V65A

DomainStartEndE-ValueType
transmembrane domain 57 76 N/A INTRINSIC
Pfam:Ion_trans_2 113 194 5e-20 PFAM
low complexity region 216 231 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000194402
AA Change: V65A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000142026
Gene: ENSMUSG00000037624
AA Change: V65A

DomainStartEndE-ValueType
transmembrane domain 57 76 N/A INTRINSIC
Pfam:Ion_trans_2 113 194 1.4e-19 PFAM
Pfam:Ion_trans_2 222 309 2.2e-19 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000195016
Coding Region Coverage
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes one of the members of the two-pore-domain background potassium channel protein family. This type of potassium channel is formed by two homodimers that create a channel that leaks potassium out of the cell to control resting membrane potential. The channel can be opened, however, by certain anesthetics, membrane stretching, intracellular acidosis, and heat. Three transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous null mice display increased sensitivity to pharmacologically induced seizures and ischemia. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 31 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca13 T G 11: 9,224,673 (GRCm39) probably null Het
Abca8a C T 11: 109,949,249 (GRCm39) probably null Het
Acad11 A G 9: 103,953,607 (GRCm39) T32A probably damaging Het
Ak7 T A 12: 105,679,833 (GRCm39) N122K probably benign Het
Arrb1 A T 7: 99,236,420 (GRCm39) probably null Het
Csde1 C A 3: 102,947,841 (GRCm39) R132S possibly damaging Het
Emilin1 A G 5: 31,075,748 (GRCm39) H663R probably benign Het
Etaa1 A G 11: 17,902,576 (GRCm39) probably null Het
Fat3 A T 9: 16,286,524 (GRCm39) F1000I probably damaging Het
Foxj2 T C 6: 122,805,350 (GRCm39) L74P probably damaging Het
Gas6 C T 8: 13,525,118 (GRCm39) V289M probably benign Het
Gm10801 A T 2: 98,494,328 (GRCm39) Y135F probably benign Het
Ihh C T 1: 74,985,601 (GRCm39) A295T probably damaging Het
Ip6k2 G T 9: 108,682,943 (GRCm39) S305I probably damaging Het
Kif26b G A 1: 178,744,809 (GRCm39) C1635Y probably benign Het
Klhdc4 G A 8: 122,548,582 (GRCm39) Q44* probably null Het
Madd C A 2: 90,988,385 (GRCm39) R1216L probably damaging Het
Myo15a T A 11: 60,401,984 (GRCm39) C3076S probably damaging Het
Or1l4 A T 2: 37,091,652 (GRCm39) H133L possibly damaging Het
Or52e18 T A 7: 104,609,202 (GRCm39) I246F probably benign Het
Polq C A 16: 36,881,474 (GRCm39) P934T probably benign Het
Prkaa1 A T 15: 5,203,799 (GRCm39) K227M probably damaging Het
Psap G A 10: 60,135,708 (GRCm39) G388S probably benign Het
Repin1 A G 6: 48,573,839 (GRCm39) E200G probably damaging Het
Samd9l C A 6: 3,375,863 (GRCm39) S466I possibly damaging Het
Slc5a3 A G 16: 91,876,110 (GRCm39) probably benign Het
Smg9 G A 7: 24,116,376 (GRCm39) V314M probably damaging Het
Tktl1 G A X: 73,244,232 (GRCm39) R352H probably benign Het
Ube2z A G 11: 95,953,849 (GRCm39) V123A probably damaging Het
Vmn1r176 A T 7: 23,535,049 (GRCm39) F35I probably benign Het
Zdhhc18 A T 4: 133,340,269 (GRCm39) Y293N probably damaging Het
Other mutations in Kcnk2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00955:Kcnk2 APN 1 188,975,211 (GRCm39) missense probably damaging 0.96
IGL01872:Kcnk2 APN 1 188,988,780 (GRCm39) missense probably damaging 1.00
IGL01929:Kcnk2 APN 1 189,072,227 (GRCm39) missense probably damaging 1.00
IGL02643:Kcnk2 APN 1 188,990,976 (GRCm39) missense possibly damaging 0.63
IGL03056:Kcnk2 APN 1 189,027,908 (GRCm39) missense possibly damaging 0.82
IGL03340:Kcnk2 APN 1 189,027,878 (GRCm39) missense possibly damaging 0.51
R0041:Kcnk2 UTSW 1 189,027,888 (GRCm39) missense probably benign 0.44
R0041:Kcnk2 UTSW 1 189,027,888 (GRCm39) missense probably benign 0.44
R0279:Kcnk2 UTSW 1 188,942,169 (GRCm39) missense possibly damaging 0.58
R0569:Kcnk2 UTSW 1 189,071,998 (GRCm39) missense probably damaging 1.00
R0645:Kcnk2 UTSW 1 188,988,927 (GRCm39) splice site probably null
R1070:Kcnk2 UTSW 1 188,988,960 (GRCm39) splice site probably benign
R1449:Kcnk2 UTSW 1 189,072,223 (GRCm39) missense probably benign 0.31
R2401:Kcnk2 UTSW 1 189,072,214 (GRCm39) missense possibly damaging 0.64
R4418:Kcnk2 UTSW 1 188,988,924 (GRCm39) missense probably damaging 1.00
R4923:Kcnk2 UTSW 1 189,072,133 (GRCm39) missense probably damaging 1.00
R5782:Kcnk2 UTSW 1 188,988,776 (GRCm39) missense probably damaging 1.00
R5845:Kcnk2 UTSW 1 189,009,918 (GRCm39) intron probably benign
R6140:Kcnk2 UTSW 1 188,942,104 (GRCm39) missense probably damaging 0.97
R6240:Kcnk2 UTSW 1 188,975,179 (GRCm39) missense probably damaging 1.00
R6881:Kcnk2 UTSW 1 188,942,187 (GRCm39) missense probably benign 0.00
R7990:Kcnk2 UTSW 1 188,942,102 (GRCm39) missense probably damaging 0.99
R8046:Kcnk2 UTSW 1 188,990,933 (GRCm39) critical splice donor site probably null
R8322:Kcnk2 UTSW 1 189,072,046 (GRCm39) missense probably benign 0.00
R9099:Kcnk2 UTSW 1 188,991,072 (GRCm39) missense probably damaging 1.00
R9482:Kcnk2 UTSW 1 188,988,891 (GRCm39) frame shift probably null
R9484:Kcnk2 UTSW 1 188,988,891 (GRCm39) frame shift probably null
R9576:Kcnk2 UTSW 1 188,988,891 (GRCm39) frame shift probably null
R9577:Kcnk2 UTSW 1 188,988,891 (GRCm39) frame shift probably null
R9578:Kcnk2 UTSW 1 188,988,891 (GRCm39) frame shift probably null
Posted On 2013-06-21