Incidental Mutation 'R9535:Lig4'
ID 719651
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 # R9535 (G1)
Quality Score 225.009
Status Not validated
Chromosome 8
Chromosomal Location 10020020-10027680 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 10022325 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Cysteine to Phenylalanine at position 485 (C485F)
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: C485F

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000093130
Gene: ENSMUSG00000049717
AA Change: C485F

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: C485F

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000130807
Gene: ENSMUSG00000049717
AA Change: C485F

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: 37 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930583I09Rik T A 17: 65,141,326 (GRCm39) R65S unknown Het
Abcc6 A G 7: 45,626,687 (GRCm39) S1457P probably damaging Het
Alad T C 4: 62,428,777 (GRCm39) D259G probably damaging Het
Atmin A G 8: 117,683,327 (GRCm39) D329G probably damaging Het
Ccdc121 A G 5: 31,644,954 (GRCm39) I236V probably benign Het
Cdkal1 A G 13: 30,034,007 (GRCm39) F29L probably benign Het
Chrng C T 1: 87,139,202 (GRCm39) P518S probably benign Het
Cpa1 G T 6: 30,641,847 (GRCm39) D224Y probably damaging Het
D6Ertd527e G C 6: 87,088,839 (GRCm39) S334T unknown Het
Dennd5b T C 6: 148,895,365 (GRCm39) I1222V probably benign Het
Dnm1 A T 2: 32,202,344 (GRCm39) S773T probably benign Het
Glmn A T 5: 107,706,368 (GRCm39) V419E possibly damaging Het
Il18rap T A 1: 40,586,990 (GRCm39) V424E probably benign Het
Kdm6b C A 11: 69,297,276 (GRCm39) G359* probably null Het
Krt84 A G 15: 101,438,016 (GRCm39) probably null Het
Mpo T A 11: 87,690,794 (GRCm39) W411R probably damaging Het
Mpv17l A G 16: 13,759,149 (GRCm39) E8G probably benign Het
Mrps34 T C 17: 25,114,451 (GRCm39) Y104H probably benign Het
Muc15 T A 2: 110,562,007 (GRCm39) W148R probably damaging Het
Nrg1 T C 8: 32,439,995 (GRCm39) D134G probably benign Het
Prdm1 T C 10: 44,317,608 (GRCm39) Y405C probably damaging Het
Ptprb T C 10: 116,158,431 (GRCm39) S501P possibly damaging Het
Pwp1 C A 10: 85,723,958 (GRCm39) S486R possibly damaging Het
Rtl1 T C 12: 109,557,171 (GRCm39) E1556G probably damaging Het
Rtl1 T C 12: 109,561,698 (GRCm39) Q47R unknown Het
Siglece A G 7: 43,307,055 (GRCm39) F311L probably benign Het
Slc27a3 A G 3: 90,293,618 (GRCm39) L589P probably damaging Het
Spata31e2 A C 1: 26,721,232 (GRCm39) L1316* probably null Het
Synrg T A 11: 83,881,660 (GRCm39) M332K probably benign Het
Tasor2 T A 13: 3,623,559 (GRCm39) R2130S possibly damaging Het
Tecta T A 9: 42,270,759 (GRCm39) N1183I probably damaging Het
Tmed11 A G 5: 108,926,915 (GRCm39) I119T possibly damaging Het
Ttll3 C T 6: 113,389,834 (GRCm39) R740W probably damaging Het
Usp40 T C 1: 87,935,161 (GRCm39) probably benign Het
Vmn1r236 C T 17: 21,507,418 (GRCm39) H179Y probably benign Het
Wwtr1 T C 3: 57,384,825 (GRCm39) M298V possibly damaging Het
Xrcc4 T A 13: 90,089,118 (GRCm39) M280L 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
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
R9672:Lig4 UTSW 8 10,023,213 (GRCm39) missense probably damaging 0.98
Predicted Primers PCR Primer
(F):5'- GCCTTGATCTGAACAATGACAG -3'
(R):5'- AGGGGATCATGGTTAAACACCC -3'

Sequencing Primer
(F):5'- CAGAGTTCTGAGGCTCTATGTACAC -3'
(R):5'- GGATCATGGTTAAACACCCTCTGTC -3'
Posted On 2022-07-18