Incidental Mutation 'R8100:Hk2'
ID 630448
Institutional Source Beutler Lab
Gene Symbol Hk2
Ensembl Gene ENSMUSG00000000628
Gene Name hexokinase 2
Synonyms HKII
MMRRC Submission 067532-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R8100 (G1)
Quality Score 225.009
Status Not validated
Chromosome 6
Chromosomal Location 82702006-82751435 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 82707859 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Isoleucine at position 703 (M703I)
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: M703I

PolyPhen 2 Score 0.142 (Sensitivity: 0.92; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000000642
Gene: ENSMUSG00000000628
AA Change: M703I

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: M675I

PolyPhen 2 Score 0.142 (Sensitivity: 0.92; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000125986
Gene: ENSMUSG00000000628
AA Change: M675I

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: 99.9%
  • 3x: 99.8%
  • 10x: 99.4%
  • 20x: 98.4%
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: 56 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adcy4 G A 14: 56,009,722 (GRCm39) Q777* probably null Het
Art1 T C 7: 101,756,405 (GRCm39) S199P probably damaging Het
Cadps2 A T 6: 23,838,808 (GRCm39) M110K probably damaging Het
Cdk13 C T 13: 17,978,101 (GRCm39) R379Q unknown Het
Cdk7 T C 13: 100,842,925 (GRCm39) I272V probably benign Het
Cep350 T C 1: 155,829,148 (GRCm39) D192G probably damaging Het
Chrna6 C T 8: 27,903,844 (GRCm39) probably benign Het
Ciart G A 3: 95,788,656 (GRCm39) P61L probably damaging Het
Ckmt1 T A 2: 121,191,258 (GRCm39) D223E probably benign Het
Col6a5 C T 9: 105,755,839 (GRCm39) R2195H probably damaging Het
D430041D05Rik C T 2: 104,087,287 (GRCm39) R563H probably benign Het
Defa29 A T 8: 21,816,990 (GRCm39) M1K probably null Het
Dnah11 A G 12: 117,930,368 (GRCm39) S3326P probably damaging Het
Dsg3 A G 18: 20,662,028 (GRCm39) D431G probably benign Het
Ell3 TCTCCTC TCTC 2: 121,269,937 (GRCm39) probably benign Het
Fbln1 T A 15: 85,169,357 (GRCm39) F699I probably damaging Het
Fndc1 A G 17: 7,990,685 (GRCm39) S1004P unknown Het
Gpr15 T A 16: 58,538,076 (GRCm39) T338S probably benign Het
Grin2d T C 7: 45,483,171 (GRCm39) Y1002C unknown Het
Ifi213 A C 1: 173,422,748 (GRCm39) L39R probably damaging Het
Kctd17 CAGCTGGAGGAGC CAGC 15: 78,321,113 (GRCm39) probably benign Het
Lama2 C A 10: 26,917,113 (GRCm39) A2271S probably benign Het
Lmo7 A T 14: 102,137,899 (GRCm39) Q867L probably benign Het
Loxhd1 T A 18: 77,492,512 (GRCm39) S1427T possibly damaging Het
Lzts1 A G 8: 69,593,397 (GRCm39) V70A probably damaging Het
Mocs3 A G 2: 168,073,257 (GRCm39) T235A possibly damaging Het
Myo15a G A 11: 60,408,016 (GRCm39) R3168H probably damaging Het
Ndc1 A G 4: 107,240,802 (GRCm39) D260G possibly damaging Het
Nfam1 T C 15: 82,900,730 (GRCm39) D44G probably damaging Het
Or4a47 G A 2: 89,666,029 (GRCm39) Q87* probably null Het
Osbpl10 G A 9: 114,996,322 (GRCm39) R128H probably benign Het
Otx1 C A 11: 21,949,392 (GRCm39) V29L probably benign Het
Pogk A T 1: 166,229,511 (GRCm39) D113E possibly damaging Het
Ptgs2 T C 1: 149,978,472 (GRCm39) F195L probably damaging Het
Ptpn21 T A 12: 98,648,881 (GRCm39) E925V possibly damaging Het
Ranbp2 T C 10: 58,326,470 (GRCm39) F2714L possibly damaging Het
Rbm20 T G 19: 53,839,744 (GRCm39) I911S possibly damaging Het
Rwdd2b A G 16: 87,233,509 (GRCm39) V197A possibly damaging Het
Sel1l2 C G 2: 140,117,329 (GRCm39) A181P probably damaging Het
Sf1 A G 19: 6,422,368 (GRCm39) E234G possibly damaging Het
Skint2 A C 4: 112,483,197 (GRCm39) T201P probably damaging Het
Sra1 C T 18: 36,809,948 (GRCm39) R199H probably damaging Het
Svs5 A G 2: 164,079,712 (GRCm39) M65T probably benign Het
Tgif1 C A 17: 71,153,544 (GRCm39) probably benign Het
Tmem184c A G 8: 78,331,411 (GRCm39) W113R possibly damaging Het
Tmem30a T C 9: 79,681,432 (GRCm39) R282G probably benign Het
Top1 T A 2: 160,540,155 (GRCm39) Y244* probably null Het
Trank1 A G 9: 111,221,861 (GRCm39) Y2866C probably damaging Het
Trim7 A C 11: 48,740,346 (GRCm39) I148L probably damaging Het
Triml1 T A 8: 43,591,717 (GRCm39) M214L probably benign Het
Usp30 T G 5: 114,249,245 (GRCm39) V183G probably damaging Het
Vmn1r175 G A 7: 23,508,012 (GRCm39) S205F probably damaging Het
Zbtb32 CTTG CTTGTTG 7: 30,290,946 (GRCm39) probably benign Het
Zfp108 T A 7: 23,960,602 (GRCm39) C398S probably damaging Het
Zfp592 T G 7: 80,673,940 (GRCm39) D301E probably benign Het
Zfp764l1 C T 7: 126,992,496 (GRCm39) C38Y 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
R8023:Hk2 UTSW 6 82,705,790 (GRCm39) missense probably benign 0.00
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'- TTCTGAGGAAAGCCAAGGTG -3'
(R):5'- GTGGCTATGAAGACCCTCACTG -3'

Sequencing Primer
(F):5'- TGACGGAGAGCCCAGTCAAC -3'
(R):5'- AGACCCTCACTGTGAAGTTG -3'
Posted On 2020-06-30