Incidental Mutation 'R8023:Hk2'
ID 617526
Institutional Source Beutler Lab
Gene Symbol Hk2
Ensembl Gene ENSMUSG00000000628
Gene Name hexokinase 2
Synonyms HKII
MMRRC Submission 067462-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R8023 (G1)
Quality Score 225.009
Status Not validated
Chromosome 6
Chromosomal Location 82702006-82751435 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 82705790 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Leucine at position 838 (M838L)
Ref Sequence ENSEMBL: ENSMUSP00000000642 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000000642] [ENSMUST00000170833]
AlphaFold O08528
Predicted Effect probably benign
Transcript: ENSMUST00000000642
AA Change: M838L

PolyPhen 2 Score 0.002 (Sensitivity: 0.99; Specificity: 0.30)
SMART Domains Protein: ENSMUSP00000000642
Gene: ENSMUSG00000000628
AA Change: M838L

DomainStartEndE-ValueType
Pfam:Hexokinase_1 21 220 9.8e-78 PFAM
Pfam:Hexokinase_2 225 459 4.9e-85 PFAM
Pfam:Hexokinase_1 469 668 6.4e-80 PFAM
Pfam:Hexokinase_2 673 907 8.7e-85 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000170833
AA Change: M810L

PolyPhen 2 Score 0.002 (Sensitivity: 0.99; Specificity: 0.30)
SMART Domains Protein: ENSMUSP00000125986
Gene: ENSMUSG00000000628
AA Change: M810L

DomainStartEndE-ValueType
Pfam:Hexokinase_1 1 193 5.5e-89 PFAM
Pfam:Hexokinase_2 195 434 5.3e-107 PFAM
Pfam:Hexokinase_1 436 641 5.9e-91 PFAM
Pfam:Hexokinase_2 643 882 1.3e-109 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.3%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Hexokinases phosphorylate glucose to produce glucose-6-phosphate, the first step in most glucose metabolism pathways. This gene encodes hexokinase 2, the predominant form found in skeletal muscle. It localizes to the outer membrane of mitochondria. Expression of this gene is insulin-responsive, and studies in rat suggest that it is involved in the increased rate of glycolysis seen in rapidly growing cancer cells. [provided by RefSeq, Apr 2009]
PHENOTYPE: Embryos homozygous for a knock-out mutation are severely growth retarded and die around E8.5. Interestingly, heterozygous mutant mice are viable and fertile, develop normally and do not exhibit impaired insulin action or glucose tolerance even when challenged with a high-fat diet. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 50 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acsbg2 A G 17: 57,152,448 (GRCm39) Y665H probably damaging Het
Acte1 T C 7: 143,445,528 (GRCm39) S192P probably damaging Het
Agbl4 T A 4: 111,474,345 (GRCm39) V378E probably benign Het
Card9 T C 2: 26,247,327 (GRCm39) D274G probably benign Het
Ccnc T C 4: 21,747,578 (GRCm39) probably null Het
Col1a2 T G 6: 4,533,847 (GRCm39) S843A unknown Het
Cux1 T A 5: 136,402,251 (GRCm39) I111F probably damaging Het
Fam24b A C 7: 130,927,869 (GRCm39) S107A probably benign Het
Fndc7 C T 3: 108,774,461 (GRCm39) C599Y probably damaging Het
Gm3604 G A 13: 62,517,683 (GRCm39) A225V probably damaging Het
Grhl3 A G 4: 135,277,640 (GRCm39) V475A probably benign Het
H2ac20 A G 3: 96,128,106 (GRCm39) S19P unknown Het
Heg1 T A 16: 33,550,895 (GRCm39) V958E possibly damaging Het
Hibch T C 1: 52,899,197 (GRCm39) M30T probably benign Het
Hpd A G 5: 123,314,297 (GRCm39) F206S probably damaging Het
Il34 C T 8: 111,469,284 (GRCm39) C177Y probably damaging Het
Il6ra A G 3: 89,820,260 (GRCm39) probably null Het
Itpr2 A G 6: 146,088,988 (GRCm39) I2240T probably damaging Het
Med24 A G 11: 98,609,321 (GRCm39) probably null Het
Mpz A G 1: 170,987,602 (GRCm39) D246G probably damaging Het
Ncam1 C A 9: 49,421,057 (GRCm39) A753S probably benign Het
Ndufs2 A T 1: 171,064,263 (GRCm39) M375K probably damaging Het
Obox2 A G 7: 15,131,145 (GRCm39) K84E possibly damaging Het
Or4c31 A G 2: 88,292,022 (GRCm39) I132V probably benign Het
Or51k1 A G 7: 103,661,006 (GRCm39) I301T probably damaging Het
Or7e178 C T 9: 20,225,545 (GRCm39) V224I probably benign Het
Pds5a A T 5: 65,795,241 (GRCm39) L665Q probably damaging Het
Prr29 A G 11: 106,267,099 (GRCm39) E38G probably benign Het
Ptpn3 G C 4: 57,248,688 (GRCm39) D215E probably benign Het
Ptprq G A 10: 107,488,477 (GRCm39) Q987* probably null Het
Ranbp6 T C 19: 29,789,222 (GRCm39) S377G possibly damaging Het
Rps6ka1 A T 4: 133,594,506 (GRCm39) L168Q probably damaging Het
Sall1 A G 8: 89,759,171 (GRCm39) I311T probably damaging Het
Satb2 T C 1: 56,930,390 (GRCm39) Y211C probably damaging Het
Sis T A 3: 72,859,813 (GRCm39) Y314F probably damaging Het
Slc1a7 G A 4: 107,869,473 (GRCm39) V513M probably benign Het
Slc6a20a T C 9: 123,489,657 (GRCm39) N129D probably damaging Het
Slu7 G A 11: 43,336,975 (GRCm39) R572Q probably benign Het
Tbx6 C T 7: 126,382,031 (GRCm39) A123V possibly damaging Het
Tcn2 A T 11: 3,877,579 (GRCm39) I23K possibly damaging Het
Tiparp A G 3: 65,439,224 (GRCm39) D180G probably benign Het
Tln2 A G 9: 67,131,346 (GRCm39) L1400P probably damaging Het
Ttf2 T C 3: 100,863,571 (GRCm39) T588A probably benign Het
Ttn A G 2: 76,769,564 (GRCm39) V2741A unknown Het
Txlna A T 4: 129,533,278 (GRCm39) S83R probably damaging Het
Vmn2r16 C T 5: 109,488,272 (GRCm39) Q382* probably null Het
Vmn2r76 A G 7: 85,879,028 (GRCm39) V424A probably benign Het
Zfc3h1 T A 10: 115,256,553 (GRCm39) L1508I probably damaging Het
Zfp189 G A 4: 49,530,312 (GRCm39) G472R probably damaging Het
Zfp462 G A 4: 55,073,106 (GRCm39) probably null Het
Other mutations in Hk2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01143:Hk2 APN 6 82,706,533 (GRCm39) missense possibly damaging 0.93
IGL01484:Hk2 APN 6 82,713,711 (GRCm39) missense probably damaging 1.00
IGL01786:Hk2 APN 6 82,716,534 (GRCm39) missense probably benign 0.13
IGL02164:Hk2 APN 6 82,720,920 (GRCm39) splice site probably null
IGL02293:Hk2 APN 6 82,720,956 (GRCm39) missense probably benign 0.00
IGL02861:Hk2 APN 6 82,737,139 (GRCm39) missense possibly damaging 0.73
IGL03029:Hk2 APN 6 82,715,314 (GRCm39) missense probably damaging 1.00
IGL03063:Hk2 APN 6 82,726,213 (GRCm39) missense probably benign 0.23
IGL03063:Hk2 APN 6 82,716,630 (GRCm39) missense probably damaging 1.00
IGL02799:Hk2 UTSW 6 82,737,219 (GRCm39) missense probably damaging 1.00
PIT4243001:Hk2 UTSW 6 82,707,858 (GRCm39) missense probably damaging 1.00
R0069:Hk2 UTSW 6 82,713,509 (GRCm39) critical splice donor site probably null
R0081:Hk2 UTSW 6 82,711,957 (GRCm39) splice site probably benign
R0981:Hk2 UTSW 6 82,720,949 (GRCm39) missense probably damaging 1.00
R1234:Hk2 UTSW 6 82,737,229 (GRCm39) missense possibly damaging 0.95
R1239:Hk2 UTSW 6 82,726,289 (GRCm39) missense probably damaging 1.00
R1695:Hk2 UTSW 6 82,721,932 (GRCm39) missense probably damaging 0.99
R1891:Hk2 UTSW 6 82,726,264 (GRCm39) missense probably benign 0.01
R2338:Hk2 UTSW 6 82,708,096 (GRCm39) missense probably damaging 1.00
R3854:Hk2 UTSW 6 82,713,657 (GRCm39) missense possibly damaging 0.87
R3855:Hk2 UTSW 6 82,713,657 (GRCm39) missense possibly damaging 0.87
R3856:Hk2 UTSW 6 82,713,657 (GRCm39) missense possibly damaging 0.87
R3887:Hk2 UTSW 6 82,711,942 (GRCm39) missense possibly damaging 0.72
R4382:Hk2 UTSW 6 82,712,322 (GRCm39) missense probably null 1.00
R4684:Hk2 UTSW 6 82,716,629 (GRCm39) missense probably damaging 1.00
R4705:Hk2 UTSW 6 82,716,631 (GRCm39) missense possibly damaging 0.95
R4735:Hk2 UTSW 6 82,721,955 (GRCm39) missense probably benign 0.40
R5014:Hk2 UTSW 6 82,720,936 (GRCm39) missense possibly damaging 0.73
R5552:Hk2 UTSW 6 82,707,804 (GRCm39) missense possibly damaging 0.87
R5914:Hk2 UTSW 6 82,713,615 (GRCm39) missense probably benign
R6212:Hk2 UTSW 6 82,705,823 (GRCm39) missense probably benign 0.02
R6276:Hk2 UTSW 6 82,720,347 (GRCm39) missense probably benign 0.05
R6369:Hk2 UTSW 6 82,713,734 (GRCm39) missense probably damaging 1.00
R7175:Hk2 UTSW 6 82,711,830 (GRCm39) missense probably benign 0.00
R7340:Hk2 UTSW 6 82,705,873 (GRCm39) missense probably benign 0.00
R7383:Hk2 UTSW 6 82,726,276 (GRCm39) missense probably damaging 1.00
R7417:Hk2 UTSW 6 82,720,326 (GRCm39) missense probably damaging 1.00
R7481:Hk2 UTSW 6 82,737,150 (GRCm39) missense probably benign 0.09
R7495:Hk2 UTSW 6 82,704,346 (GRCm39) missense probably damaging 1.00
R7757:Hk2 UTSW 6 82,719,896 (GRCm39) missense possibly damaging 0.88
R8100:Hk2 UTSW 6 82,707,859 (GRCm39) missense probably benign 0.14
R8385:Hk2 UTSW 6 82,706,527 (GRCm39) missense probably benign 0.03
R8504:Hk2 UTSW 6 82,721,847 (GRCm39) missense possibly damaging 0.84
R8695:Hk2 UTSW 6 82,716,627 (GRCm39) missense probably benign 0.02
R8808:Hk2 UTSW 6 82,705,747 (GRCm39) missense probably benign 0.01
R8898:Hk2 UTSW 6 82,715,379 (GRCm39) missense probably damaging 0.98
R9037:Hk2 UTSW 6 82,720,339 (GRCm39) missense probably benign 0.39
R9474:Hk2 UTSW 6 82,705,895 (GRCm39) missense probably damaging 0.98
Predicted Primers PCR Primer
(F):5'- AGCCAGCAAAAGGGTCATC -3'
(R):5'- CGCATTATTCACCGTGCACTG -3'

Sequencing Primer
(F):5'- AGCACTAAACCCTCTTTGGAGTGG -3'
(R):5'- ACTGTCCATCTCCCACGCAG -3'
Posted On 2020-01-23