Incidental Mutation 'R8822:Helb'
ID 673133
Institutional Source Beutler Lab
Gene Symbol Helb
Ensembl Gene ENSMUSG00000020228
Gene Name helicase (DNA) B
Synonyms D10Ertd664e
MMRRC Submission 068655-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.274) question?
Stock # R8822 (G1)
Quality Score 225.009
Status Validated
Chromosome 10
Chromosomal Location 119919513-119948892 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 119941389 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Aspartic acid at position 433 (V433D)
Ref Sequence ENSEMBL: ENSMUSP00000020449 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000020449] [ENSMUST00000154501]
AlphaFold Q6NVF4
Predicted Effect probably benign
Transcript: ENSMUST00000020449
AA Change: V433D

PolyPhen 2 Score 0.015 (Sensitivity: 0.96; Specificity: 0.79)
SMART Domains Protein: ENSMUSP00000020449
Gene: ENSMUSG00000020228
AA Change: V433D

DomainStartEndE-ValueType
low complexity region 20 43 N/A INTRINSIC
Pfam:AAA_30 434 661 4.8e-24 PFAM
Pfam:UvrD_C_2 855 901 2.3e-10 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000154501
AA Change: V433D

PolyPhen 2 Score 0.061 (Sensitivity: 0.94; Specificity: 0.84)
SMART Domains Protein: ENSMUSP00000116954
Gene: ENSMUSG00000020228
AA Change: V433D

DomainStartEndE-ValueType
low complexity region 20 43 N/A INTRINSIC
Pfam:AAA_30 434 546 1.2e-8 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.7%
Validation Efficiency 100% (65/65)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a DNA-dependent ATPase which catalyzes the unwinding of DNA necessary for DNA replication, repair, recombination, and transcription. This gene is thought to function specifically during the S phase entry of the cell cycle. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Feb 2016]
PHENOTYPE: Homozygous knockout MEFs display increased DNA end resection, resulting in increased level of single-strand DNA formation at double-strand DNA breaks. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 64 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adrb1 T C 19: 56,711,849 (GRCm39) V349A probably damaging Het
Atp2a2 A G 5: 122,629,772 (GRCm39) V99A possibly damaging Het
Bank1 T A 3: 135,809,640 (GRCm39) D418V possibly damaging Het
Cacna1d A G 14: 29,900,692 (GRCm39) V331A probably benign Het
Cd28 A T 1: 60,808,820 (GRCm39) N178I possibly damaging Het
Cdcp3 A T 7: 130,843,706 (GRCm39) probably null Het
Ceacam12 T C 7: 17,803,378 (GRCm39) probably benign Het
Cfap54 G A 10: 92,875,003 (GRCm39) A494V probably benign Het
Chpt1 A G 10: 88,324,268 (GRCm39) V180A probably damaging Het
Cplane1 T C 15: 8,201,262 (GRCm39) I13T probably damaging Het
Cplx3 A G 9: 57,514,471 (GRCm39) V493A probably benign Het
Cyp4a31 G A 4: 115,422,225 (GRCm39) E70K probably benign Het
Fam151a A T 4: 106,602,842 (GRCm39) M254L probably benign Het
Fyco1 A T 9: 123,648,184 (GRCm39) I1250N probably damaging Het
Gm6685 T G 11: 28,289,768 (GRCm39) Q16P probably benign Het
Gpr26 A G 7: 131,568,997 (GRCm39) Y114C probably damaging Het
Hps3 A G 3: 20,057,391 (GRCm39) W930R probably benign Het
Igdcc4 C T 9: 65,031,298 (GRCm39) T412I possibly damaging Het
Klhl35 T C 7: 99,122,055 (GRCm39) V485A probably benign Het
Lmo7 A G 14: 102,121,610 (GRCm39) D225G probably damaging Het
Myo15a C T 11: 60,367,740 (GRCm39) R167C probably damaging Het
Obp2a A T 2: 25,590,188 (GRCm39) D29V probably damaging Het
Or10d3 C A 9: 39,461,812 (GRCm39) M118I probably benign Het
Or13a22 A G 7: 140,072,926 (GRCm39) Y125C possibly damaging Het
Or52b2 A G 7: 104,986,809 (GRCm39) V38A probably benign Het
Or5d47 A G 2: 87,804,785 (GRCm39) S75P possibly damaging Het
Or8g4 A G 9: 39,661,700 (GRCm39) Y6C probably benign Het
Pde6b A G 5: 108,551,328 (GRCm39) E204G probably benign Het
Pkd1 T C 17: 24,784,615 (GRCm39) V387A probably benign Het
Pkd1l1 A T 11: 8,806,312 (GRCm39) I2054K Het
Pkp1 T A 1: 135,807,661 (GRCm39) M536L probably benign Het
Platr25 T C 13: 62,848,658 (GRCm39) E68G probably benign Het
Plxna4 T C 6: 32,127,431 (GRCm39) D1892G possibly damaging Het
Pramel30 A G 4: 144,057,092 (GRCm39) K92E probably benign Het
Prr12 A G 7: 44,699,763 (GRCm39) L76P unknown Het
Ptprz1 T A 6: 23,002,588 (GRCm39) N1559K probably damaging Het
Rbl2 A T 8: 91,833,346 (GRCm39) N750I possibly damaging Het
Rhpn2 A T 7: 35,090,228 (GRCm39) M617L probably benign Het
Rprd2 A G 3: 95,691,613 (GRCm39) S221P probably damaging Het
S100a4 T C 3: 90,512,358 (GRCm39) S14P probably benign Het
Samd11 A T 4: 156,336,764 (GRCm39) L25Q probably damaging Het
Sash1 G A 10: 8,761,615 (GRCm39) probably benign Het
Scn9a A G 2: 66,370,979 (GRCm39) S534P probably damaging Het
Sec31b C A 19: 44,507,702 (GRCm39) V781F probably benign Het
Setd1a C T 7: 127,385,332 (GRCm39) L680F possibly damaging Het
Slc10a2 T G 8: 5,139,149 (GRCm39) Q265P probably damaging Het
Slc27a1 T A 8: 72,033,308 (GRCm39) D283E probably damaging Het
Slc38a4 G A 15: 96,906,952 (GRCm39) T262M probably benign Het
Slc52a3 T G 2: 151,846,513 (GRCm39) V158G probably benign Het
Snx16 T C 3: 10,484,125 (GRCm39) V64A probably benign Het
Stox1 A T 10: 62,499,900 (GRCm39) W887R probably damaging Het
Tcap G A 11: 98,275,264 (GRCm39) V133M probably benign Het
Ticam1 A G 17: 56,578,444 (GRCm39) L217P probably damaging Het
Tnfrsf12a T C 17: 23,895,188 (GRCm39) S87G probably benign Het
Tyr G A 7: 87,142,330 (GRCm39) R77C probably damaging Het
Uba6 A G 5: 86,294,932 (GRCm39) probably benign Het
Usp24 G A 4: 106,269,410 (GRCm39) V2107M probably benign Het
Wdr64 T C 1: 175,544,920 (GRCm39) S118P probably damaging Het
Zbtb21 G A 16: 97,752,516 (GRCm39) T589I probably damaging Het
Zfp263 G T 16: 3,562,004 (GRCm39) probably benign Het
Zfp318 A G 17: 46,723,831 (GRCm39) T1945A probably benign Het
Zfp644 G T 5: 106,783,087 (GRCm39) R1065S possibly damaging Het
Zfp668 A T 7: 127,466,315 (GRCm39) S290T probably damaging Het
Zfp808 T A 13: 62,320,869 (GRCm39) D699E probably damaging Het
Other mutations in Helb
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00340:Helb APN 10 119,934,150 (GRCm39) missense possibly damaging 0.88
IGL00516:Helb APN 10 119,941,329 (GRCm39) missense probably damaging 1.00
IGL00924:Helb APN 10 119,946,889 (GRCm39) missense probably benign 0.01
IGL00971:Helb APN 10 119,930,168 (GRCm39) missense possibly damaging 0.50
IGL01142:Helb APN 10 119,947,049 (GRCm39) missense probably damaging 1.00
IGL01483:Helb APN 10 119,947,043 (GRCm39) missense probably damaging 1.00
IGL01688:Helb APN 10 119,944,885 (GRCm39) missense probably damaging 0.99
IGL01860:Helb APN 10 119,938,738 (GRCm39) missense probably damaging 0.97
IGL02298:Helb APN 10 119,937,431 (GRCm39) missense probably damaging 1.00
IGL02501:Helb APN 10 119,938,693 (GRCm39) missense possibly damaging 0.96
IGL02554:Helb APN 10 119,925,617 (GRCm39) missense probably damaging 1.00
IGL02810:Helb APN 10 119,927,608 (GRCm39) missense possibly damaging 0.48
IGL02902:Helb APN 10 119,925,390 (GRCm39) missense probably benign 0.00
IGL03405:Helb APN 10 119,925,701 (GRCm39) missense probably damaging 1.00
R0004:Helb UTSW 10 119,944,886 (GRCm39) missense probably damaging 1.00
R0092:Helb UTSW 10 119,925,713 (GRCm39) missense probably damaging 1.00
R0436:Helb UTSW 10 119,930,117 (GRCm39) splice site probably benign
R0850:Helb UTSW 10 119,941,272 (GRCm39) missense probably damaging 1.00
R1423:Helb UTSW 10 119,944,871 (GRCm39) missense probably damaging 0.99
R1663:Helb UTSW 10 119,941,338 (GRCm39) missense probably damaging 1.00
R1756:Helb UTSW 10 119,930,147 (GRCm39) missense probably damaging 0.96
R1812:Helb UTSW 10 119,925,471 (GRCm39) nonsense probably null
R1976:Helb UTSW 10 119,930,168 (GRCm39) missense possibly damaging 0.50
R2049:Helb UTSW 10 119,941,926 (GRCm39) missense possibly damaging 0.74
R2063:Helb UTSW 10 119,941,671 (GRCm39) missense probably benign
R2141:Helb UTSW 10 119,941,926 (GRCm39) missense possibly damaging 0.74
R2180:Helb UTSW 10 119,941,353 (GRCm39) missense probably benign 0.02
R2432:Helb UTSW 10 119,941,442 (GRCm39) missense probably benign 0.01
R3030:Helb UTSW 10 119,925,487 (GRCm39) nonsense probably null
R3874:Helb UTSW 10 119,941,942 (GRCm39) missense probably benign 0.31
R3978:Helb UTSW 10 119,925,530 (GRCm39) missense probably benign
R4731:Helb UTSW 10 119,930,193 (GRCm39) critical splice acceptor site probably null
R4734:Helb UTSW 10 119,920,754 (GRCm39) missense probably benign
R4748:Helb UTSW 10 119,920,754 (GRCm39) missense probably benign
R4749:Helb UTSW 10 119,920,754 (GRCm39) missense probably benign
R4840:Helb UTSW 10 119,920,763 (GRCm39) missense probably benign 0.33
R4977:Helb UTSW 10 119,946,786 (GRCm39) missense probably benign 0.01
R5149:Helb UTSW 10 119,941,648 (GRCm39) missense probably benign 0.39
R5220:Helb UTSW 10 119,937,391 (GRCm39) missense probably damaging 1.00
R5447:Helb UTSW 10 119,938,806 (GRCm39) missense possibly damaging 0.88
R5637:Helb UTSW 10 119,941,353 (GRCm39) missense probably benign 0.02
R5660:Helb UTSW 10 119,946,984 (GRCm39) nonsense probably null
R5663:Helb UTSW 10 119,941,698 (GRCm39) missense possibly damaging 0.61
R5806:Helb UTSW 10 119,928,424 (GRCm39) missense probably damaging 1.00
R5951:Helb UTSW 10 119,927,653 (GRCm39) missense possibly damaging 0.91
R6010:Helb UTSW 10 119,941,788 (GRCm39) missense probably damaging 1.00
R6183:Helb UTSW 10 119,948,903 (GRCm39) splice site probably null
R6578:Helb UTSW 10 119,947,086 (GRCm39) missense probably damaging 1.00
R6642:Helb UTSW 10 119,920,835 (GRCm39) missense probably benign 0.17
R6666:Helb UTSW 10 119,920,856 (GRCm39) missense probably damaging 0.99
R6705:Helb UTSW 10 119,925,716 (GRCm39) splice site probably null
R6746:Helb UTSW 10 119,941,373 (GRCm39) missense probably damaging 1.00
R7114:Helb UTSW 10 119,941,161 (GRCm39) missense probably benign 0.09
R7396:Helb UTSW 10 119,925,476 (GRCm39) missense probably benign
R7422:Helb UTSW 10 119,944,799 (GRCm39) missense probably damaging 1.00
R7508:Helb UTSW 10 119,941,188 (GRCm39) missense probably benign 0.04
R7509:Helb UTSW 10 119,925,719 (GRCm39) missense probably damaging 1.00
R7746:Helb UTSW 10 119,931,007 (GRCm39) missense probably null 1.00
R8058:Helb UTSW 10 119,941,483 (GRCm39) missense probably benign 0.00
R8074:Helb UTSW 10 119,925,321 (GRCm39) missense probably benign 0.00
R8348:Helb UTSW 10 119,938,791 (GRCm39) missense probably damaging 1.00
R8428:Helb UTSW 10 119,927,522 (GRCm39) missense probably damaging 1.00
R8448:Helb UTSW 10 119,938,791 (GRCm39) missense probably damaging 1.00
R8710:Helb UTSW 10 119,941,872 (GRCm39) missense probably damaging 1.00
R8751:Helb UTSW 10 119,925,412 (GRCm39) missense probably benign 0.01
R8815:Helb UTSW 10 119,948,692 (GRCm39) missense possibly damaging 0.71
R9031:Helb UTSW 10 119,920,790 (GRCm39) missense possibly damaging 0.62
R9340:Helb UTSW 10 119,928,556 (GRCm39) missense probably damaging 1.00
Z1177:Helb UTSW 10 119,928,595 (GRCm39) critical splice acceptor site probably null
Predicted Primers PCR Primer
(F):5'- CTCTGCTTAGGACAGTCAAGC -3'
(R):5'- AGAACGTCCTGGCGTCAATTAG -3'

Sequencing Primer
(F):5'- AGTCAAGCCACTCTTCTGAGG -3'
(R):5'- CGTCAATTAGAGGCGCAAAG -3'
Posted On 2021-04-30