Incidental Mutation 'R9170:Lig4'
ID 696350
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 # R9170 (G1)
Quality Score 225.009
Status Validated
Chromosome 8
Chromosomal Location 10020020-10027680 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 10022202 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tryptophan to Leucine at position 526 (W526L)
Ref Sequence ENSEMBL: ENSMUSP00000093130 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000095476] [ENSMUST00000170033]
AlphaFold Q8BTF7
Predicted Effect probably damaging
Transcript: ENSMUST00000095476
AA Change: W526L

PolyPhen 2 Score 0.996 (Sensitivity: 0.55; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000093130
Gene: ENSMUSG00000049717
AA Change: W526L

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: W526L

PolyPhen 2 Score 0.996 (Sensitivity: 0.55; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000130807
Gene: ENSMUSG00000049717
AA Change: W526L

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: 99.2%
Validation Efficiency 98% (61/62)
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: 64 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam4 T C 12: 81,466,516 (GRCm39) K702E probably benign Het
Agbl1 T C 7: 75,985,069 (GRCm39) I162T Het
Agpat2 A T 2: 26,487,230 (GRCm39) I101N possibly damaging Het
Amot A T X: 144,244,745 (GRCm39) L435H Het
Arhgap32 G A 9: 32,162,039 (GRCm39) R330H possibly damaging Het
Asb4 T A 6: 5,390,775 (GRCm39) I56N probably benign Het
Atp2a2 C T 5: 122,604,087 (GRCm39) V449M possibly damaging Het
Bend4 A G 5: 67,575,080 (GRCm39) L267P probably damaging Het
Catspere2 T A 1: 177,967,949 (GRCm39) N745K probably benign Het
Celf2 A G 2: 6,554,646 (GRCm39) F484L possibly damaging Het
Chd3 T C 11: 69,241,648 (GRCm39) D1495G possibly damaging Het
Chrna3 A T 9: 54,933,671 (GRCm39) V8D unknown Het
Cog3 T C 14: 75,966,802 (GRCm39) Y466C probably damaging Het
Col5a1 A G 2: 27,841,363 (GRCm39) E328G unknown Het
Col7a1 A G 9: 108,785,707 (GRCm39) Y392C unknown Het
Crtc3 A T 7: 80,248,697 (GRCm39) N255K probably damaging Het
Dnaaf1 T C 8: 120,302,195 (GRCm39) I32T probably benign Het
Dner A T 1: 84,512,647 (GRCm39) C307S probably damaging Het
Dzip3 T C 16: 48,772,401 (GRCm39) K423E possibly damaging Het
Eif2b4 A G 5: 31,345,393 (GRCm39) S414P probably damaging Het
Elp4 T C 2: 105,624,891 (GRCm39) E334G probably damaging Het
Emilin2 T A 17: 71,587,689 (GRCm39) N141I probably benign Het
Fstl1 T A 16: 37,647,140 (GRCm39) V170E probably damaging Het
Fxn A G 19: 24,244,687 (GRCm39) I151T probably damaging Het
Gtf3c4 A T 2: 28,730,214 (GRCm39) V9E possibly damaging Het
Ino80d A G 1: 63,132,607 (GRCm39) S19P probably damaging Het
Kank3 T G 17: 34,037,242 (GRCm39) L370R probably damaging Het
Large1 T A 8: 73,542,645 (GRCm39) Y693F probably benign Het
Mib1 C T 18: 10,726,437 (GRCm39) P45S probably benign Het
Ndufaf6 T C 4: 11,070,301 (GRCm39) K107E probably benign Het
Nf1 T C 11: 79,436,291 (GRCm39) L1977P probably damaging Het
Nme4 G T 17: 26,314,389 (GRCm39) A13E probably benign Het
Or52s6 G A 7: 103,091,850 (GRCm39) P160L probably damaging Het
Or52z15 T A 7: 103,332,404 (GRCm39) F160I probably benign Het
Pappa G A 4: 65,258,962 (GRCm39) R1570Q probably damaging Het
Parp6 G A 9: 59,531,213 (GRCm39) A32T Het
Pclo A G 5: 14,731,068 (GRCm39) Q64R Het
Pde8a C T 7: 80,982,619 (GRCm39) T746I probably damaging Het
Perm1 TGCCTCTGAGCCTGACACGGCTTTGTCTACACCCGCCTCTGAGCCTGACACGGCTTTGTCTACACCCGCCTCTGAGCCTGACACGGCTTTGTCTACACCCGCCTCT TGCCTCTGAGCCTGACACGGCTTTGTCTACACCCGCCTCTGAGCCTGACACGGCTTTGTCTACACCCGCCTCT 4: 156,302,525 (GRCm39) probably benign Het
Pramel21 T C 4: 143,341,600 (GRCm39) S10P possibly damaging Het
Prdm13 C G 4: 21,679,659 (GRCm39) R277P unknown Het
Prf1 A C 10: 61,136,216 (GRCm39) D164A probably damaging Het
Rarres1 A G 3: 67,386,924 (GRCm39) V226A probably damaging Het
Rest GGGGGCCTGCCCCTCCCACGGGGCCTGCCCCTCCCACGGGGCCTGCCCCTCCCACGGAGCCTGCCCCTCCCACGGGGC GGGGGCCTGCCCCTCCCACGGGGCCTGCCCCTCCCACGGAGCCTGCCCCTCCCACGGGGC 5: 77,429,651 (GRCm39) probably benign Het
Rnf123 A G 9: 107,948,375 (GRCm39) L106P probably damaging Het
Scnn1b A T 7: 121,511,326 (GRCm39) T338S probably benign Het
Sfi1 A ATCTTCCCAAAGCCAGTGC 11: 3,103,384 (GRCm39) probably benign Het
Slc9a5 T C 8: 106,080,139 (GRCm39) V94A probably damaging Het
Slco4a1 A G 2: 180,106,478 (GRCm39) D220G probably benign Het
Spata31e2 T A 1: 26,723,485 (GRCm39) Q565L possibly damaging Het
Sult1c2 T C 17: 54,269,200 (GRCm39) D272G possibly damaging Het
Tgm1 T C 14: 55,946,355 (GRCm39) N427S probably damaging Het
Themis C A 10: 28,658,233 (GRCm39) T420N probably benign Het
Tnni3 A T 7: 4,521,376 (GRCm39) F209L probably damaging Het
Ttn T A 2: 76,745,912 (GRCm39) S5046C probably damaging Het
Tubb2a T A 13: 34,260,628 (GRCm39) I24L probably benign Het
Uevld C A 7: 46,587,746 (GRCm39) G318V probably damaging Het
Unkl T C 17: 25,448,350 (GRCm39) S308P probably benign Het
Vmn1r159 C A 7: 22,542,765 (GRCm39) C89F probably damaging Het
Wee2 T G 6: 40,437,977 (GRCm39) S302A probably benign Het
Ydjc T C 16: 16,965,666 (GRCm39) C144R probably benign Het
Zc3h12c A G 9: 52,027,419 (GRCm39) S667P probably benign Het
Zfp280b T A 10: 75,874,651 (GRCm39) Y177N probably benign Het
Zfp354b C T 11: 50,814,362 (GRCm39) E188K probably benign 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
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'- CTTTTCGATGCGTGGGAAGC -3'
(R):5'- TTAAACCAGAGTACGTCAGTGGAC -3'

Sequencing Primer
(F):5'- AAGCGCAGGGTGGAGCC -3'
(R):5'- TGGACTAATGGATGAATTAGACGTCC -3'
Posted On 2022-02-07