Incidental Mutation 'R8710:Helb'
ID 669517
Institutional Source Beutler Lab
Gene Symbol Helb
Ensembl Gene ENSMUSG00000020228
Gene Name helicase (DNA) B
Synonyms D10Ertd664e
MMRRC Submission 068564-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.274) question?
Stock # R8710 (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 G at 119941872 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Proline at position 272 (L272P)
Ref Sequence ENSEMBL: ENSMUSP00000020449 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000020449] [ENSMUST00000154501]
AlphaFold Q6NVF4
Predicted Effect probably damaging
Transcript: ENSMUST00000020449
AA Change: L272P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000020449
Gene: ENSMUSG00000020228
AA Change: L272P

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 damaging
Transcript: ENSMUST00000154501
AA Change: L272P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000116954
Gene: ENSMUSG00000020228
AA Change: L272P

DomainStartEndE-ValueType
low complexity region 20 43 N/A INTRINSIC
Pfam:AAA_30 434 546 1.2e-8 PFAM
Meta Mutation Damage Score 0.8028 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.4%
Validation Efficiency 99% (68/69)
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: 70 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcb4 A G 5: 9,005,495 (GRCm39) N1126S probably damaging Het
Ablim2 C T 5: 36,030,518 (GRCm39) A581V possibly damaging Het
Agpat5 T A 8: 18,928,105 (GRCm39) D223E possibly damaging Het
Anks3 A C 16: 4,775,976 (GRCm39) Y75* probably null Het
Ano5 T G 7: 51,243,419 (GRCm39) D847E probably damaging Het
Asb6 G T 2: 30,717,072 (GRCm39) T51K probably benign Het
Bahcc1 A G 11: 120,174,953 (GRCm39) E1702G probably damaging Het
Bend7 A G 2: 4,767,925 (GRCm39) M294V probably benign Het
Cadm1 T A 9: 47,759,466 (GRCm39) D392E probably damaging Het
Camkmt T C 17: 85,421,277 (GRCm39) probably benign Het
Cd300a A G 11: 114,785,501 (GRCm39) T149A probably benign Het
Cd69 A T 6: 129,246,573 (GRCm39) W153R possibly damaging Het
Cdc25c T A 18: 34,882,666 (GRCm39) probably benign Het
Clnk A C 5: 38,931,940 (GRCm39) C40W possibly damaging Het
Cthrc1 T A 15: 38,947,821 (GRCm39) L180Q probably damaging Het
Cyld A G 8: 89,436,523 (GRCm39) N271S probably damaging Het
Dnah14 T C 1: 181,517,876 (GRCm39) I2070T probably benign Het
Dnah17 A C 11: 117,932,973 (GRCm39) L3595R probably damaging Het
Edrf1 A G 7: 133,245,495 (GRCm39) Y211C probably damaging Het
Efcab6 A G 15: 83,902,849 (GRCm39) I167T probably benign Het
Elavl3 A T 9: 21,937,849 (GRCm39) Y148N probably damaging Het
Ermardl2 A T 17: 15,209,194 (GRCm39) N342I probably damaging Het
Fam83c A G 2: 155,671,642 (GRCm39) S598P probably benign Het
Gm38119 ACTGCCACCACTGCTGCCACAGCAGCCACTGCTGCCACCACTGCTGCCACAGCAGCCACTGCTGCCACCACTACTGCCACAGCAGCCACTGCTGCCACCACTGCTGCCACA ACTGCCACCACTGCTGCCACAGCAGCCACTGCTGCCACCACTACTGCCACAGCAGCCACTGCTGCCACCACTGCTGCCACA 3: 92,645,197 (GRCm39) probably benign Het
Iars2 A C 1: 185,027,783 (GRCm39) V715G probably benign Het
Iqgap2 T G 13: 95,796,756 (GRCm39) N1133H probably benign Het
Kifc5b T A 17: 27,139,880 (GRCm39) M43K probably damaging Het
Krtap7-1 T A 16: 89,305,008 (GRCm39) Y48F possibly damaging Het
Lag3 G A 6: 124,885,408 (GRCm39) T324I probably damaging Het
Mapkapk2 C A 1: 130,986,448 (GRCm39) A97S possibly damaging Het
Mettl4 A G 17: 95,041,072 (GRCm39) S361P probably damaging Het
Myh4 A G 11: 67,143,158 (GRCm39) T1029A probably benign Het
Nsl1 C A 1: 190,795,420 (GRCm39) A62D probably benign Het
Oas1e T A 5: 120,930,027 (GRCm39) K164* probably null Het
Obsl1 A G 1: 75,469,326 (GRCm39) F1205S probably benign Het
Or14j2 G T 17: 37,885,540 (GRCm39) A258E probably benign Het
Or1e1b-ps1 G A 11: 73,845,694 (GRCm39) M59I possibly damaging Het
Or8c15 C T 9: 38,121,066 (GRCm39) A237V possibly damaging Het
Or8g18 T A 9: 39,149,306 (GRCm39) Y138F probably benign Het
Pald1 A G 10: 61,183,232 (GRCm39) F334S probably benign Het
Pikfyve A G 1: 65,255,155 (GRCm39) E325G possibly damaging Het
Plekha8 A G 6: 54,599,245 (GRCm39) T215A probably benign Het
Ptprq T C 10: 107,411,919 (GRCm39) R1816G possibly damaging Het
Ralgps1 G A 2: 33,035,433 (GRCm39) L472F probably damaging Het
Rasal1 A T 5: 120,801,002 (GRCm39) T221S probably benign Het
Rfx6 A G 10: 51,601,501 (GRCm39) T607A probably damaging Het
Rnf214 T A 9: 45,778,748 (GRCm39) probably benign Het
Rtca A T 3: 116,291,303 (GRCm39) Y226N probably benign Het
Sash1 T A 10: 8,656,285 (GRCm39) N236Y possibly damaging Het
Skint11 A G 4: 114,051,951 (GRCm39) I100V probably benign Het
Skint5 A T 4: 113,483,787 (GRCm39) S948R unknown Het
Slc25a13 A T 6: 6,114,238 (GRCm39) Y279N probably benign Het
Slc5a2 T C 7: 127,864,966 (GRCm39) L33P probably damaging Het
Slco1a5 A T 6: 142,198,828 (GRCm39) V279E probably benign Het
Ssh3 G T 19: 4,313,833 (GRCm39) H475Q probably benign Het
Tapt1 A G 5: 44,351,743 (GRCm39) S107P probably benign Het
Tjp2 T C 19: 24,072,796 (GRCm39) E1166G probably damaging Het
Tll1 A G 8: 64,577,940 (GRCm39) L89P possibly damaging Het
Tmc4 G T 7: 3,678,463 (GRCm39) T123N probably benign Het
Tmem139 A G 6: 42,241,021 (GRCm39) D202G probably damaging Het
Trim35 T C 14: 66,545,367 (GRCm39) S313P probably damaging Het
Ttc23l A G 15: 10,540,021 (GRCm39) I154T probably damaging Het
Ttc9c T C 19: 8,795,860 (GRCm39) T60A probably benign Het
Wdfy3 G T 5: 102,030,349 (GRCm39) N2386K probably damaging Het
Wdpcp C A 11: 21,610,924 (GRCm39) Q49K probably benign Het
Xrn1 A T 9: 95,884,285 (GRCm39) Y867F Het
Zfp423 C T 8: 88,507,549 (GRCm39) E932K possibly damaging Het
Zfp592 T C 7: 80,673,321 (GRCm39) F95S probably damaging Het
Zfp644 T G 5: 106,782,997 (GRCm39) N1095H probably damaging Het
Zfp983 A T 17: 21,880,234 (GRCm39) N54I 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
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'- TTCAGAAACGCCAGAGACTG -3'
(R):5'- GTGTTAGCTAGACAACCTTTTCACC -3'

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