Incidental Mutation 'R6991:Lig4'
ID 543845
Institutional Source Beutler Lab
Gene Symbol Lig4
Ensembl Gene ENSMUSG00000049717
Gene Name ligase IV, DNA, ATP-dependent
Synonyms DNA ligase IV, tiny, 5830471N16Rik
MMRRC Submission 045097-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6991 (G1)
Quality Score 225.009
Status Not validated
Chromosome 8
Chromosomal Location 10020020-10027680 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 10021098 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Glutamic Acid at position 894 (V894E)
Ref Sequence ENSEMBL: ENSMUSP00000130807 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000095476] [ENSMUST00000170033]
AlphaFold Q8BTF7
Predicted Effect probably damaging
Transcript: ENSMUST00000095476
AA Change: V894E

PolyPhen 2 Score 0.989 (Sensitivity: 0.72; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000093130
Gene: ENSMUSG00000049717
AA Change: V894E

DomainStartEndE-ValueType
Pfam:DNA_ligase_A_N 14 209 1.3e-43 PFAM
Pfam:DNA_ligase_A_M 248 451 2e-50 PFAM
Pfam:DNA_ligase_A_C 476 588 3.3e-16 PFAM
BRCT 656 733 2.8e-14 SMART
Pfam:DNA_ligase_IV 749 784 7.3e-21 PFAM
BRCT 816 901 1.6e-5 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000170033
AA Change: V894E

PolyPhen 2 Score 0.989 (Sensitivity: 0.72; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000130807
Gene: ENSMUSG00000049717
AA Change: V894E

DomainStartEndE-ValueType
Pfam:DNA_ligase_A_N 15 208 8.8e-39 PFAM
Pfam:DNA_ligase_A_M 248 451 2.3e-52 PFAM
Pfam:DNA_ligase_A_C 476 588 4.8e-18 PFAM
BRCT 656 733 2.9e-14 SMART
Pfam:DNA_ligase_IV 750 783 5.5e-17 PFAM
BRCT 816 901 1.6e-5 SMART
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.8%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is a DNA ligase that joins single-strand breaks in a double-stranded polydeoxynucleotide in an ATP-dependent reaction. This protein is essential for V(D)J recombination and DNA double-strand break (DSB) repair through nonhomologous end joining (NHEJ). This protein forms a complex with the X-ray repair cross complementing protein 4 (XRCC4), and further interacts with the DNA-dependent protein kinase (DNA-PK). Both XRCC4 and DNA-PK are known to be required for NHEJ. The crystal structure of the complex formed by this protein and XRCC4 has been resolved. Defects in this gene are the cause of LIG4 syndrome. Alternatively spliced transcript variants encoding the same protein have been observed. [provided by RefSeq, Jul 2008]
PHENOTYPE: Null homozygotes die late in gestation with extensive CNS apoptosis, blocked lymphopoeiesis and failure of V(D)J joining. Carrier fibroblasts show elevated chromosome breaks. ~40% of homozygous hypomorphs survive, with retarded growth, reduced PBL and progressive loss of hematopoietic stem cells. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 65 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2310022A10Rik T A 7: 27,279,871 (GRCm39) V278D probably damaging Het
Akap12 G T 10: 4,307,122 (GRCm39) E1311* probably null Het
Ankdd1a T A 9: 65,415,957 (GRCm39) D186V probably benign Het
Birc6 A G 17: 74,869,090 (GRCm39) E346G probably damaging Het
Brd10 A G 19: 29,696,508 (GRCm39) L995S possibly damaging Het
Ccr7 A C 11: 99,036,130 (GRCm39) V264G probably damaging Het
Col7a1 T C 9: 108,812,987 (GRCm39) probably null Het
Coq8a T C 1: 180,006,633 (GRCm39) T132A probably benign Het
Cplane1 A G 15: 8,281,690 (GRCm39) E2843G unknown Het
Cyp2b10 G A 7: 25,616,780 (GRCm39) S407N probably benign Het
Ddi2 A G 4: 141,412,561 (GRCm39) V117A probably benign Het
Ddx42 G A 11: 106,129,970 (GRCm39) V421I probably damaging Het
Dip2c T A 13: 9,601,896 (GRCm39) L285* probably null Het
Dip2c C T 13: 9,684,868 (GRCm39) S1232F probably damaging Het
Dner T A 1: 84,454,123 (GRCm39) R402* probably null Het
Dpysl3 A T 18: 43,486,956 (GRCm39) I317N probably damaging Het
Dusp23 T A 1: 172,459,224 (GRCm39) Y146F probably benign Het
Eef1a2 C A 2: 180,790,421 (GRCm39) V412L possibly damaging Het
Epha7 C T 4: 28,821,489 (GRCm39) T218I probably damaging Het
Gigyf2 T A 1: 87,334,858 (GRCm39) C284S probably damaging Het
Golm1 ACTTCTTCT ACTTCT 13: 59,797,390 (GRCm39) probably benign Het
Hao2 T A 3: 98,784,068 (GRCm39) E327V probably damaging Het
Hdhd5 A G 6: 120,487,130 (GRCm39) V409A probably damaging Het
Kif9 T C 9: 110,323,690 (GRCm39) Y236H probably damaging Het
Kri1 T C 9: 21,199,050 (GRCm39) probably benign Het
Lrriq1 T C 10: 103,023,319 (GRCm39) N982S probably damaging Het
Mapk8 T C 14: 33,132,841 (GRCm39) I32V possibly damaging Het
Mast4 C T 13: 102,941,155 (GRCm39) V301I probably damaging Het
Mstn T C 1: 53,101,100 (GRCm39) I59T probably benign Het
Mtrf1l T C 10: 5,763,384 (GRCm39) E315G probably damaging Het
Notch4 G T 17: 34,803,774 (GRCm39) E1515* probably null Het
Npw A C 17: 24,877,029 (GRCm39) V124G probably benign Het
Nxph3 A G 11: 95,402,244 (GRCm39) S57P probably damaging Het
Opn4 A T 14: 34,315,864 (GRCm39) L390M probably benign Het
Or12e10 G A 2: 87,640,787 (GRCm39) D208N possibly damaging Het
Or52e4 T C 7: 104,705,771 (GRCm39) I106T probably damaging Het
Or5b95 G T 19: 12,658,112 (GRCm39) L213F probably benign Het
Or5g23 T C 2: 85,438,592 (GRCm39) I221V possibly damaging Het
Or5p68 T A 7: 107,945,295 (GRCm39) N298Y possibly damaging Het
Pkd1l3 GACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCA GACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCA 8: 110,350,827 (GRCm39) probably benign Het
Pla2g2e G A 4: 138,607,986 (GRCm39) C62Y probably damaging Het
Plcb4 G A 2: 135,752,114 (GRCm39) V107M probably damaging Het
Pramel33 T A 5: 93,632,233 (GRCm39) N107I probably damaging Het
Prorsd1 A C 11: 29,464,486 (GRCm39) probably benign Het
Prox2 A G 12: 85,134,165 (GRCm39) L587P probably benign Het
Prr22 A G 17: 57,078,345 (GRCm39) D166G possibly damaging Het
Ptprz1 G A 6: 23,002,686 (GRCm39) R1592Q probably benign Het
Rarg C G 15: 102,150,350 (GRCm39) R74P probably damaging Het
Rcan1 A G 16: 92,194,251 (GRCm39) V54A probably benign Het
Rmdn2 A G 17: 79,928,739 (GRCm39) probably benign Het
Sec16a G A 2: 26,320,498 (GRCm39) R1361C probably damaging Het
Serpina1a T C 12: 103,820,092 (GRCm39) T385A probably benign Het
Slc44a3 T C 3: 121,325,814 (GRCm39) Y12C probably benign Het
Smg1 C A 7: 117,767,091 (GRCm39) probably benign Het
Spock3 A G 8: 63,808,415 (GRCm39) *437W probably null Het
Sugct T A 13: 17,728,965 (GRCm39) Q220H probably benign Het
Tesk1 A G 4: 43,447,006 (GRCm39) T465A probably benign Het
Tnks C A 8: 35,301,647 (GRCm39) R1274I probably damaging Het
Trp53bp1 C T 2: 121,038,521 (GRCm39) R1439H probably damaging Het
Vmn1r16 G T 6: 57,299,869 (GRCm39) S251* probably null Het
Vmn2r15 T A 5: 109,441,180 (GRCm39) Q226L probably damaging Het
Vmn2r67 T G 7: 84,804,953 (GRCm39) Y53S possibly damaging Het
Vmn2r99 A G 17: 19,598,372 (GRCm39) N132S probably benign Het
Wdr73 T G 7: 80,541,604 (GRCm39) T313P probably benign Het
Zfp65 C T 13: 67,856,640 (GRCm39) R213Q probably damaging Het
Other mutations in Lig4
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00229:Lig4 APN 8 10,022,775 (GRCm39) missense probably damaging 1.00
IGL00655:Lig4 APN 8 10,023,305 (GRCm39) missense probably benign 0.09
IGL01388:Lig4 APN 8 10,023,586 (GRCm39) missense probably damaging 1.00
IGL01669:Lig4 APN 8 10,023,673 (GRCm39) missense probably benign 0.01
IGL01757:Lig4 APN 8 10,021,185 (GRCm39) missense probably benign 0.10
IGL02115:Lig4 APN 8 10,023,247 (GRCm39) missense possibly damaging 0.58
IGL02167:Lig4 APN 8 10,021,821 (GRCm39) missense probably benign 0.06
IGL02239:Lig4 APN 8 10,022,473 (GRCm39) missense probably damaging 1.00
IGL02576:Lig4 APN 8 10,021,116 (GRCm39) missense probably damaging 1.00
IGL02955:Lig4 APN 8 10,022,103 (GRCm39) missense possibly damaging 0.95
IGL03056:Lig4 APN 8 10,022,580 (GRCm39) missense possibly damaging 0.90
nosegay UTSW 8 10,022,954 (GRCm39) missense probably damaging 1.00
posey UTSW 8 10,022,955 (GRCm39) missense probably damaging 1.00
posey2 UTSW 8 10,021,585 (GRCm39) missense probably benign
BB004:Lig4 UTSW 8 10,023,629 (GRCm39) missense possibly damaging 0.92
BB014:Lig4 UTSW 8 10,023,629 (GRCm39) missense possibly damaging 0.92
R0791:Lig4 UTSW 8 10,023,012 (GRCm39) missense possibly damaging 0.70
R1208:Lig4 UTSW 8 10,021,062 (GRCm39) missense probably damaging 1.00
R1208:Lig4 UTSW 8 10,021,062 (GRCm39) missense probably damaging 1.00
R1368:Lig4 UTSW 8 10,021,176 (GRCm39) missense possibly damaging 0.89
R1522:Lig4 UTSW 8 10,023,012 (GRCm39) missense possibly damaging 0.70
R1566:Lig4 UTSW 8 10,023,650 (GRCm39) missense probably benign 0.41
R1674:Lig4 UTSW 8 10,021,692 (GRCm39) missense probably benign 0.01
R2024:Lig4 UTSW 8 10,022,436 (GRCm39) missense probably damaging 1.00
R2025:Lig4 UTSW 8 10,022,436 (GRCm39) missense probably damaging 1.00
R2026:Lig4 UTSW 8 10,022,436 (GRCm39) missense probably damaging 1.00
R2155:Lig4 UTSW 8 10,022,766 (GRCm39) missense probably benign 0.00
R2243:Lig4 UTSW 8 10,022,161 (GRCm39) missense possibly damaging 0.81
R2917:Lig4 UTSW 8 10,021,596 (GRCm39) missense possibly damaging 0.56
R4763:Lig4 UTSW 8 10,022,955 (GRCm39) missense probably damaging 1.00
R4819:Lig4 UTSW 8 10,021,885 (GRCm39) missense probably benign
R5153:Lig4 UTSW 8 10,023,003 (GRCm39) missense possibly damaging 0.95
R5397:Lig4 UTSW 8 10,022,644 (GRCm39) missense probably benign 0.01
R5618:Lig4 UTSW 8 10,022,021 (GRCm39) missense probably benign
R6102:Lig4 UTSW 8 10,022,872 (GRCm39) missense probably damaging 1.00
R6210:Lig4 UTSW 8 10,021,585 (GRCm39) missense probably benign
R6312:Lig4 UTSW 8 10,021,739 (GRCm39) missense probably benign
R6955:Lig4 UTSW 8 10,023,384 (GRCm39) missense probably damaging 1.00
R7207:Lig4 UTSW 8 10,022,101 (GRCm39) nonsense probably null
R7769:Lig4 UTSW 8 10,023,629 (GRCm39) missense possibly damaging 0.92
R7927:Lig4 UTSW 8 10,023,629 (GRCm39) missense possibly damaging 0.92
R8113:Lig4 UTSW 8 10,023,485 (GRCm39) missense probably benign 0.07
R8124:Lig4 UTSW 8 10,022,954 (GRCm39) missense probably damaging 1.00
R8382:Lig4 UTSW 8 10,022,346 (GRCm39) missense probably damaging 1.00
R8443:Lig4 UTSW 8 10,023,777 (GRCm39) start codon destroyed probably null 0.00
R8956:Lig4 UTSW 8 10,021,378 (GRCm39) missense probably benign
R9165:Lig4 UTSW 8 10,022,394 (GRCm39) missense probably damaging 1.00
R9170:Lig4 UTSW 8 10,022,202 (GRCm39) missense probably damaging 1.00
R9356:Lig4 UTSW 8 10,022,538 (GRCm39) missense possibly damaging 0.94
R9535:Lig4 UTSW 8 10,022,325 (GRCm39) missense probably damaging 1.00
R9672:Lig4 UTSW 8 10,023,213 (GRCm39) missense probably damaging 0.98
Predicted Primers PCR Primer
(F):5'- AGCCATAGTTATAAGTCGTGTTAGG -3'
(R):5'- TCCAGAATTGAAGCCACGAG -3'

Sequencing Primer
(F):5'- TGCGTTCTGATCAATAATCCTTTTG -3'
(R):5'- CGAGATTAGGTATTACAGCCCTTGAG -3'
Posted On 2019-05-13