Incidental Mutation 'R9356:Lig4'
ID 708421
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
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R9356 (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 G at 10022538 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 414 (V414A)
Ref Sequence ENSEMBL: ENSMUSP00000093130 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000095476] [ENSMUST00000170033]
AlphaFold Q8BTF7
Predicted Effect possibly damaging
Transcript: ENSMUST00000095476
AA Change: V414A

PolyPhen 2 Score 0.944 (Sensitivity: 0.80; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000093130
Gene: ENSMUSG00000049717
AA Change: V414A

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 possibly damaging
Transcript: ENSMUST00000170033
AA Change: V414A

PolyPhen 2 Score 0.944 (Sensitivity: 0.80; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000130807
Gene: ENSMUSG00000049717
AA Change: V414A

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: 100.0%
  • 10x: 99.8%
  • 20x: 99.3%
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: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca13 G A 11: 9,206,305 (GRCm39) V202M probably benign Het
Ago3 A T 4: 126,264,144 (GRCm39) I354N probably damaging Het
Ankrd50 A T 3: 38,510,236 (GRCm39) D710E probably damaging Het
Apba2 A T 7: 64,345,421 (GRCm39) N204Y probably damaging Het
Arrdc4 A G 7: 68,394,627 (GRCm39) V139A possibly damaging Het
Baz1b A G 5: 135,239,653 (GRCm39) E251G probably benign Het
Calcr T C 6: 3,687,408 (GRCm39) D530G probably benign Het
Chrna7 A T 7: 62,757,437 (GRCm39) V154E probably damaging Het
Cldn15 T C 5: 136,996,968 (GRCm39) V3A probably benign Het
Csmd1 A T 8: 16,252,069 (GRCm39) L929Q probably damaging Het
Ctss A C 3: 95,454,120 (GRCm39) H224P possibly damaging Het
Cyp4a12a C A 4: 115,185,915 (GRCm39) H408N probably benign Het
Gm10549 C T 18: 33,597,375 (GRCm39) P54S unknown Het
Gpr162 T C 6: 124,838,297 (GRCm39) M118V possibly damaging Het
Ifnar1 C T 16: 91,292,367 (GRCm39) P207L probably benign Het
Igfn1 A T 1: 135,899,825 (GRCm39) C495* probably null Het
Ints9 T C 14: 65,269,770 (GRCm39) S487P probably benign Het
Jmjd4 T A 11: 59,345,761 (GRCm39) D280E probably benign Het
Krtap1-4 G A 11: 99,474,169 (GRCm39) Q96* probably null Het
Ksr2 T A 5: 117,827,706 (GRCm39) I495N probably benign Het
Lama2 T A 10: 27,088,186 (GRCm39) N864Y probably damaging Het
Lce1f TCCACAGCAGCCACTGCTGCCACCACTGCTGCCACAGCAGCCACTGCTGCCACCACTGCTGCCACAGCAGCCACTGCTGCCACCACTGCT TCCACAGCAGCCACTGCTGCCACCACTGCTGCCACAGCAGCCACTGCTGCCACCACTGCT 3: 92,626,272 (GRCm39) probably benign Het
Lman2l A G 1: 36,467,415 (GRCm39) F211S probably damaging Het
Lmtk3 A G 7: 45,443,312 (GRCm39) E665G probably damaging Het
Mdm4 G A 1: 132,938,837 (GRCm39) L86F probably damaging Het
Mfsd10 C A 5: 34,794,048 (GRCm39) E22* probably null Het
Mindy1 C T 3: 95,202,590 (GRCm39) L394F probably benign Het
Mroh4 T C 15: 74,482,760 (GRCm39) M735V probably benign Het
Myo7a T A 7: 97,725,873 (GRCm39) M1060L probably benign Het
Myo7b C A 18: 32,110,096 (GRCm39) S1122I probably damaging Het
Nudt17 T A 3: 96,613,688 (GRCm39) R313S probably damaging Het
Or52n5 A G 7: 104,588,373 (GRCm39) I213M probably benign Het
Or5w15 T A 2: 87,568,089 (GRCm39) Q193L probably benign Het
Or6c65 T G 10: 129,604,035 (GRCm39) I223M possibly damaging Het
Or8h7 T A 2: 86,720,605 (GRCm39) M305L probably benign Het
Otogl T C 10: 107,617,890 (GRCm39) Y1741C probably damaging Het
Pja2 A G 17: 64,618,204 (GRCm39) V65A probably damaging Het
Primpol A G 8: 47,043,318 (GRCm39) V325A probably benign Het
Prss36 T C 7: 127,545,697 (GRCm39) probably benign Het
Ptpn20 T G 14: 33,352,865 (GRCm39) Y201* probably null Het
Rundc3a T C 11: 102,292,890 (GRCm39) S428P probably damaging Het
Rxra T A 2: 27,649,675 (GRCm39) L460Q probably damaging Het
Sdsl C T 5: 120,597,948 (GRCm39) V182M probably damaging Het
Slc14a2 A C 18: 78,227,823 (GRCm39) I226S probably null Het
Spam1 T A 6: 24,800,565 (GRCm39) C435S probably damaging Het
Spata31h1 T C 10: 82,125,157 (GRCm39) K2618E possibly damaging Het
Stbd1 A G 5: 92,753,277 (GRCm39) T256A possibly damaging Het
Ttc39c T A 18: 12,853,102 (GRCm39) probably null Het
Uba3 T C 6: 97,161,811 (GRCm39) D440G probably benign Het
Ythdf1 A C 2: 180,553,998 (GRCm39) S72R probably benign Het
Zfp770 T C 2: 114,026,917 (GRCm39) E384G possibly damaging Het
Zfp979 G T 4: 147,698,358 (GRCm39) T117K 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
R6991:Lig4 UTSW 8 10,021,098 (GRCm39) missense probably damaging 0.99
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
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'- TGAACCTTTACCCCAGTAGCC -3'
(R):5'- AGACTTTCATGCAGAAGGGG -3'

Sequencing Primer
(F):5'- CCCCCACAATTAGGACGTC -3'
(R):5'- ATGGTGGAAGATTCTGGCCTAC -3'
Posted On 2022-04-18