Incidental Mutation 'R5663:Helb'
ID 444213
Institutional Source Beutler Lab
Gene Symbol Helb
Ensembl Gene ENSMUSG00000020228
Gene Name helicase (DNA) B
Synonyms D10Ertd664e
MMRRC Submission 043306-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.274) question?
Stock # R5663 (G1)
Quality Score 225
Status Not validated
Chromosome 10
Chromosomal Location 119919513-119948892 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 119941698 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 330 (I330T)
Ref Sequence ENSEMBL: ENSMUSP00000116954 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000020449] [ENSMUST00000154501]
AlphaFold Q6NVF4
Predicted Effect possibly damaging
Transcript: ENSMUST00000020449
AA Change: I330T

PolyPhen 2 Score 0.463 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000020449
Gene: ENSMUSG00000020228
AA Change: I330T

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 possibly damaging
Transcript: ENSMUST00000154501
AA Change: I330T

PolyPhen 2 Score 0.612 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000116954
Gene: ENSMUSG00000020228
AA Change: I330T

DomainStartEndE-ValueType
low complexity region 20 43 N/A INTRINSIC
Pfam:AAA_30 434 546 1.2e-8 PFAM
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.6%
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: 51 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adgra3 T C 5: 50,156,627 (GRCm39) N368D probably benign Het
Agfg1 T A 1: 82,871,173 (GRCm39) S444R probably damaging Het
Arhgap44 A T 11: 64,915,117 (GRCm39) F384I probably damaging Het
Atp8b2 T C 3: 89,849,101 (GRCm39) N1078D probably benign Het
Bcan G A 3: 87,902,920 (GRCm39) T286I probably damaging Het
Cacna1d A G 14: 29,845,297 (GRCm39) L624P probably damaging Het
Ccn5 G A 2: 163,667,173 (GRCm39) R58Q probably damaging Het
Cimip1 C T 2: 173,369,690 (GRCm39) P68L probably damaging Het
Dnah7c C A 1: 46,574,308 (GRCm39) F994L probably damaging Het
Dpp6 A G 5: 27,254,620 (GRCm39) I12V possibly damaging Het
Edil3 A G 13: 89,190,627 (GRCm39) I101M probably damaging Het
Elapor1 T C 3: 108,399,399 (GRCm39) T64A probably benign Het
Farp2 T C 1: 93,497,735 (GRCm39) V255A probably damaging Het
Fhip1a T C 3: 85,579,740 (GRCm39) T822A probably benign Het
Fzr1 A G 10: 81,206,360 (GRCm39) S137P probably benign Het
H2-Eb2 T C 17: 34,552,382 (GRCm39) F76L possibly damaging Het
Il18rap T A 1: 40,570,717 (GRCm39) C220S probably damaging Het
Kdm4c T C 4: 74,317,585 (GRCm39) V966A probably damaging Het
Kdm5b T C 1: 134,558,373 (GRCm39) V1460A probably benign Het
Kif15 T A 9: 122,820,916 (GRCm39) probably null Het
Liat1 A G 11: 75,891,047 (GRCm39) K54E probably damaging Het
Lrrc37 A G 11: 103,503,949 (GRCm39) V497A probably benign Het
Masp1 T C 16: 23,271,688 (GRCm39) E621G possibly damaging Het
Mier1 T A 4: 103,007,739 (GRCm39) S285T probably damaging Het
Mroh6 A G 15: 75,760,437 (GRCm39) S46P probably benign Het
Myo1h A T 5: 114,472,155 (GRCm39) Q395L probably damaging Het
Ndufb5 T C 3: 32,801,898 (GRCm39) I86T possibly damaging Het
Nelfb T A 2: 25,093,501 (GRCm39) E417V probably benign Het
Nfkb1 T G 3: 135,309,612 (GRCm39) D494A possibly damaging Het
Nid1 G A 13: 13,647,419 (GRCm39) C395Y probably damaging Het
Nr4a3 G T 4: 48,055,931 (GRCm39) R319I probably damaging Het
Or2ag13 T A 7: 106,472,877 (GRCm39) T192S probably benign Het
Or4e1 A T 14: 52,701,052 (GRCm39) I138K probably benign Het
Or6f2 G A 7: 139,756,234 (GRCm39) C67Y probably damaging Het
Paqr5 A G 9: 61,876,144 (GRCm39) V130A probably benign Het
Phlpp2 G A 8: 110,630,976 (GRCm39) V207I probably benign Het
Pik3ca C T 3: 32,516,928 (GRCm39) T1052M probably damaging Het
Pikfyve T C 1: 65,255,187 (GRCm39) Y347H probably benign Het
Ptprz1 A G 6: 23,035,142 (GRCm39) H1964R probably damaging Het
Rassf7 C T 7: 140,797,003 (GRCm39) T72I probably damaging Het
Rfx3 A G 19: 27,771,017 (GRCm39) F603S probably damaging Het
Slc27a4 T A 2: 29,702,382 (GRCm39) V477D probably damaging Het
Slc9a3 A C 13: 74,311,831 (GRCm39) D593A probably damaging Het
Smyd1 A G 6: 71,216,705 (GRCm39) I14T probably benign Het
Sox6 T A 7: 115,149,289 (GRCm39) I404L probably benign Het
Tas2r121 G A 6: 132,677,520 (GRCm39) H151Y probably benign Het
Tgfb1 C T 7: 25,393,706 (GRCm39) T192M possibly damaging Het
Ubr4 T C 4: 139,155,894 (GRCm39) Y2240H possibly damaging Het
Whrn T A 4: 63,336,685 (GRCm39) N626Y probably damaging Het
Xrra1 T A 7: 99,535,250 (GRCm39) I185N probably damaging Het
Zfp94 G A 7: 24,002,252 (GRCm39) R397W 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
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'- AGCACTTCCTGGATCGTTGG -3'
(R):5'- ATGAAACTAGTGCGCTGTGAG -3'

Sequencing Primer
(F):5'- CCTGGATCGTTGGGCTTTGC -3'
(R):5'- ACAGCGTTCAGTCAGTGC -3'
Posted On 2016-11-09