Incidental Mutation 'R4382:Hk2'
ID 325367
Institutional Source Beutler Lab
Gene Symbol Hk2
Ensembl Gene ENSMUSG00000000628
Gene Name hexokinase 2
Synonyms HKII
MMRRC Submission 041679-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4382 (G1)
Quality Score 225
Status Not validated
Chromosome 6
Chromosomal Location 82702006-82751435 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 82712322 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Glutamine at position 542 (L542Q)
Ref Sequence ENSEMBL: ENSMUSP00000000642 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000000642] [ENSMUST00000170833]
AlphaFold O08528
Predicted Effect probably null
Transcript: ENSMUST00000000642
AA Change: L542Q

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000000642
Gene: ENSMUSG00000000628
AA Change: L542Q

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 null
Transcript: ENSMUST00000170833
AA Change: L514Q

PolyPhen 2 Score 0.992 (Sensitivity: 0.70; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000125986
Gene: ENSMUSG00000000628
AA Change: L514Q

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: 99.2%
  • 3x: 98.6%
  • 10x: 97.0%
  • 20x: 94.6%
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: 42 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aadacl4fm2 T A 4: 144,281,596 (GRCm39) T399S possibly damaging Het
Acp2 T C 2: 91,038,454 (GRCm39) S309P possibly damaging Het
Adam23 T C 1: 63,605,787 (GRCm39) Y624H probably damaging Het
B4galnt4 T C 7: 140,650,449 (GRCm39) V772A probably damaging Het
Boc A T 16: 44,311,545 (GRCm39) L726H probably damaging Het
Calr3 T A 8: 73,182,008 (GRCm39) D120V probably damaging Het
Ccdc92b G A 11: 74,520,842 (GRCm39) S48N probably damaging Het
Ceacam12 C T 7: 17,799,959 (GRCm39) probably benign Het
Clca3a1 T A 3: 144,466,483 (GRCm39) M1L probably benign Het
Cnot1 T C 8: 96,496,407 (GRCm39) T300A probably damaging Het
Col12a1 A T 9: 79,538,023 (GRCm39) Y2514* probably null Het
Col6a6 G A 9: 105,660,889 (GRCm39) R407W probably damaging Het
Csnk1g1 T C 9: 65,927,190 (GRCm39) V119A probably damaging Het
Cspg4b T C 13: 113,459,288 (GRCm39) I1273T probably benign Het
Ddx60 G A 8: 62,402,012 (GRCm39) probably null Het
Dnajb12 A T 10: 59,733,321 (GRCm39) K372N probably benign Het
Fhl5 A C 4: 25,200,118 (GRCm39) C239G probably benign Het
Gad2 G A 2: 22,575,422 (GRCm39) V509I probably benign Het
Glrb T A 3: 80,786,946 (GRCm39) R72S probably damaging Het
Gm6811 T C 17: 21,314,865 (GRCm39) noncoding transcript Het
Hecw1 C T 13: 14,490,749 (GRCm39) D748N probably damaging Het
Iglc1 A T 16: 18,880,508 (GRCm39) C104* probably null Het
Kel T A 6: 41,675,334 (GRCm39) T306S probably benign Het
Lpo T C 11: 87,713,027 (GRCm39) D25G probably benign Het
Mboat7 T A 7: 3,691,545 (GRCm39) Y109F possibly damaging Het
Myh15 T G 16: 48,963,306 (GRCm39) N1082K probably benign Het
Nagk A G 6: 83,774,993 (GRCm39) E90G probably benign Het
Nagpa A T 16: 5,021,819 (GRCm39) F10I possibly damaging Het
Or9a4 T A 6: 40,548,998 (GRCm39) L226H probably damaging Het
Otog T A 7: 45,939,122 (GRCm39) C2051S probably damaging Het
Ptpn6 A G 6: 124,704,361 (GRCm39) V315A possibly damaging Het
Rbp3 G C 14: 33,677,253 (GRCm39) E400D probably benign Het
Rnf41 T C 10: 128,272,392 (GRCm39) S140P probably benign Het
Ros1 C T 10: 51,997,055 (GRCm39) V1206I possibly damaging Het
Scgb2b12 T A 7: 32,024,870 (GRCm39) E112D probably benign Het
Serpinb3b T A 1: 107,083,273 (GRCm39) M210L probably damaging Het
Sipa1l1 A G 12: 82,493,596 (GRCm39) R1672G possibly damaging Het
Smc5 A G 19: 23,246,210 (GRCm39) S70P probably benign Het
Spen C T 4: 141,200,450 (GRCm39) G2703S possibly damaging Het
Stard9 C G 2: 120,464,703 (GRCm39) A56G probably damaging Het
Wtap A G 17: 13,194,307 (GRCm39) S87P probably damaging Het
Zzef1 T G 11: 72,765,938 (GRCm39) S1488R probably benign 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
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
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'- TTTGAAATTCGGGAGGTCGC -3'
(R):5'- GCTTTCTTAACTGCCAGGTGG -3'

Sequencing Primer
(F):5'- GGTCGCTGAATCATCCCAGAAG -3'
(R):5'- GTGGCGCTCACACTCCATC -3'
Posted On 2015-07-06