Incidental Mutation 'R5149:Helb'
ID 395255
Institutional Source Beutler Lab
Gene Symbol Helb
Ensembl Gene ENSMUSG00000020228
Gene Name helicase (DNA) B
Synonyms D10Ertd664e
MMRRC Submission 042732-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.274) question?
Stock # R5149 (G1)
Quality Score 225
Status Not validated
Chromosome 10
Chromosomal Location 119919513-119948892 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 119941648 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Lysine at position 347 (E347K)
Ref Sequence ENSEMBL: ENSMUSP00000116954 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000020449] [ENSMUST00000154501]
AlphaFold Q6NVF4
Predicted Effect probably benign
Transcript: ENSMUST00000020449
AA Change: E347K

PolyPhen 2 Score 0.003 (Sensitivity: 0.98; Specificity: 0.44)
SMART Domains Protein: ENSMUSP00000020449
Gene: ENSMUSG00000020228
AA Change: E347K

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: E347K

PolyPhen 2 Score 0.394 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000116954
Gene: ENSMUSG00000020228
AA Change: E347K

DomainStartEndE-ValueType
low complexity region 20 43 N/A INTRINSIC
Pfam:AAA_30 434 546 1.2e-8 PFAM
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 96.9%
  • 20x: 94.3%
Validation Efficiency
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: 44 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ahsg A G 16: 22,717,673 (GRCm39) T245A probably benign Het
Akr1c13 G T 13: 4,244,168 (GRCm39) V74L probably benign Het
Amt G A 9: 108,178,650 (GRCm39) V389I possibly damaging Het
Ankrd26 T C 6: 118,535,957 (GRCm39) N159S probably benign Het
Atp1a4 A G 1: 172,059,572 (GRCm39) I840T probably damaging Het
Capn1 T C 19: 6,040,364 (GRCm39) probably null Het
Col27a1 T C 4: 63,249,664 (GRCm39) probably benign Het
Cyp2j5 A G 4: 96,547,744 (GRCm39) L166P probably damaging Het
D6Ertd527e C G 6: 87,088,506 (GRCm39) T223S unknown Het
Dchs1 G A 7: 105,404,865 (GRCm39) T2559I probably damaging Het
Dnah12 C A 14: 26,572,883 (GRCm39) S258* probably null Het
Dpep1 A T 8: 123,927,177 (GRCm39) T309S probably benign Het
Epha5 A T 5: 84,298,217 (GRCm39) F559L probably damaging Het
Gm3409 T C 5: 146,474,571 (GRCm39) I29T possibly damaging Het
Grhl1 CAGAAGAAG CAGAAG 12: 24,662,178 (GRCm39) probably benign Het
Gtf3c1 G T 7: 125,267,209 (GRCm39) R941S probably damaging Het
Ighv14-3 A G 12: 114,023,710 (GRCm39) S36P probably damaging Het
Klrb1c T A 6: 128,760,670 (GRCm39) M211L probably benign Het
Larp7 C T 3: 127,334,460 (GRCm39) E510K probably damaging Het
Lrig1 C T 6: 94,605,025 (GRCm39) R190Q possibly damaging Het
Marchf6 A G 15: 31,462,140 (GRCm39) S863P possibly damaging Het
Mgst2 A G 3: 51,589,958 (GRCm39) N132S probably benign Het
Nlgn2 C T 11: 69,716,216 (GRCm39) R775H probably damaging Het
Or2n1c A C 17: 38,519,208 (GRCm39) E24A possibly damaging Het
Or5w15 A T 2: 87,567,749 (GRCm39) S306R probably benign Het
Or6c6c T C 10: 129,541,377 (GRCm39) V210A probably benign Het
Papln A T 12: 83,818,656 (GRCm39) probably null Het
Poteg C T 8: 27,971,671 (GRCm39) S395L possibly damaging Het
Prox1 T A 1: 189,879,250 (GRCm39) I643F possibly damaging Het
Septin4 A G 11: 87,480,071 (GRCm39) E211G probably damaging Het
Serpinb6e A G 13: 34,016,468 (GRCm39) F422L probably damaging Het
Slc22a19 A G 19: 7,688,503 (GRCm39) L19P probably damaging Het
Snf8 G T 11: 95,934,286 (GRCm39) A136S probably benign Het
Sparcl1 C T 5: 104,233,629 (GRCm39) M573I probably damaging Het
Spta1 A G 1: 174,075,000 (GRCm39) T2409A probably damaging Het
Tat A G 8: 110,723,450 (GRCm39) S313G probably benign Het
Tep1 A T 14: 51,074,855 (GRCm39) C1785* probably null Het
Tmem132b A G 5: 125,699,989 (GRCm39) S176G probably damaging Het
Tnfrsf8 T C 4: 145,029,675 (GRCm39) R42G possibly damaging Het
Trio T C 15: 27,754,115 (GRCm39) D2124G possibly damaging Het
Trp53bp1 A T 2: 121,046,598 (GRCm39) D1067E probably benign Het
Tspan13 T C 12: 36,074,065 (GRCm39) S24G probably damaging Het
Zdbf2 T C 1: 63,344,062 (GRCm39) S814P possibly damaging Het
Zfp213 C A 17: 23,780,373 (GRCm39) R49L 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
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
R8822:Helb UTSW 10 119,941,389 (GRCm39) missense probably benign 0.01
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'- TTGCTTCTAACATGGTCATCGC -3'
(R):5'- TTCTAAGCTGAGGCAGACATG -3'

Sequencing Primer
(F):5'- TGGGCGTCTAAAACACTGTC -3'
(R):5'- CATGCAGAGAAGACGGACACAC -3'
Posted On 2016-06-21