Incidental Mutation 'R6955:Lig4'
ID 541412
Institutional Source Beutler Lab
Gene Symbol Lig4
Ensembl Gene ENSMUSG00000049717
Gene Name ligase IV, DNA, ATP-dependent
Synonyms DNA ligase IV, tiny, 5830471N16Rik
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6955 (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 10023384 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Aspartic acid at position 132 (V132D)
Ref Sequence ENSEMBL: ENSMUSP00000130807 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000048216] [ENSMUST00000095476] [ENSMUST00000139793] [ENSMUST00000170033]
AlphaFold Q8BTF7
Predicted Effect probably benign
Transcript: ENSMUST00000048216
SMART Domains Protein: ENSMUSP00000036730
Gene: ENSMUSG00000040396

DomainStartEndE-ValueType
transmembrane domain 15 37 N/A INTRINSIC
transmembrane domain 39 58 N/A INTRINSIC
Pfam:Abhydrolase_5 116 299 5.6e-24 PFAM
Pfam:Abhydrolase_3 117 279 1.7e-6 PFAM
Pfam:Abhydrolase_6 117 310 4.9e-15 PFAM
Pfam:Abhydrolase_1 143 245 1.8e-8 PFAM
Pfam:AXE1 163 229 3.7e-8 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000095476
AA Change: V132D

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000093130
Gene: ENSMUSG00000049717
AA Change: V132D

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 benign
Transcript: ENSMUST00000139793
SMART Domains Protein: ENSMUSP00000116130
Gene: ENSMUSG00000040396

DomainStartEndE-ValueType
transmembrane domain 15 37 N/A INTRINSIC
transmembrane domain 39 58 N/A INTRINSIC
Pfam:Hydrolase_4 111 250 2.5e-11 PFAM
Pfam:Abhydrolase_1 115 237 3.2e-11 PFAM
Pfam:Abhydrolase_5 116 299 6.3e-24 PFAM
Pfam:Abhydrolase_6 117 241 2.9e-8 PFAM
Pfam:AXE1 162 229 9.1e-8 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000170033
AA Change: V132D

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000130807
Gene: ENSMUSG00000049717
AA Change: V132D

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: 99.4%
  • 20x: 97.8%
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: 40 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca13 T A 11: 9,244,307 (GRCm39) F2057I probably benign Het
Abl2 A G 1: 156,450,219 (GRCm39) T108A probably damaging Het
Amfr A T 8: 94,727,004 (GRCm39) W70R probably damaging Het
Cacna1h T C 17: 25,607,030 (GRCm39) T963A probably damaging Het
Cdca2 A G 14: 67,952,453 (GRCm39) M1T probably null Het
Chd2 A G 7: 73,125,171 (GRCm39) V62A probably damaging Het
Cpeb4 T A 11: 31,858,864 (GRCm39) L87Q possibly damaging Het
Ddx17 T C 15: 79,414,668 (GRCm39) M500V probably benign Het
Emilin1 T C 5: 31,075,253 (GRCm39) L498P probably damaging Het
Fhod1 C T 8: 106,059,639 (GRCm39) C682Y probably benign Het
Fshr A T 17: 89,292,894 (GRCm39) S595T probably benign Het
Gpt2 G A 8: 86,244,681 (GRCm39) E325K probably benign Het
Inf2 T C 12: 112,577,165 (GRCm39) V1003A unknown Het
Itpr3 A G 17: 27,340,441 (GRCm39) E2651G probably damaging Het
Kalrn A G 16: 34,040,506 (GRCm39) W735R probably damaging Het
Kif5b T C 18: 6,211,070 (GRCm39) N798S probably benign Het
Klb T A 5: 65,536,431 (GRCm39) L587* probably null Het
Krt82 T A 15: 101,451,284 (GRCm39) D375V probably damaging Het
Lrpprc T C 17: 85,084,417 (GRCm39) I99V probably damaging Het
Ly75 T C 2: 60,158,217 (GRCm39) I1023V possibly damaging Het
Mcam T A 9: 44,050,566 (GRCm39) I286N probably damaging Het
Myh15 G T 16: 48,901,598 (GRCm39) probably null Het
Nup210 T C 6: 91,064,909 (GRCm39) E197G probably damaging Het
Nup93 T A 8: 95,036,301 (GRCm39) Y702N probably damaging Het
Or4p4 T A 2: 88,483,348 (GRCm39) I284N probably damaging Het
Osbpl8 T C 10: 111,105,305 (GRCm39) probably null Het
Pdzd2 A G 15: 12,401,550 (GRCm39) S767P probably damaging Het
Plcd1 A T 9: 118,900,924 (GRCm39) N765K probably benign Het
Poglut2 A T 1: 44,156,257 (GRCm39) L110Q probably damaging Het
Rnf208 T C 2: 25,133,414 (GRCm39) V36A probably benign Het
Rpl5 G A 5: 108,049,912 (GRCm39) R33Q probably benign Het
Selp A T 1: 163,972,478 (GRCm39) I706F possibly damaging Het
Sfmbt1 A G 14: 30,487,991 (GRCm39) probably benign Het
Slc25a39 T C 11: 102,294,344 (GRCm39) I328V probably benign Het
Smc4 G A 3: 68,931,642 (GRCm39) E604K possibly damaging Het
Sorcs3 A G 19: 48,737,782 (GRCm39) Y733C possibly damaging Het
Ttll5 T C 12: 85,911,353 (GRCm39) V237A possibly damaging Het
Uimc1 T A 13: 55,188,359 (GRCm39) R567W possibly damaging Het
Wbp4 A T 14: 79,709,800 (GRCm39) I145N probably benign Het
Xbp1 A G 11: 5,472,018 (GRCm39) E32G probably null 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
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
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'- CTGACTGATGCCAAGCTTTAAG -3'
(R):5'- ACCCTGCAATGAGACTCATTC -3'

Sequencing Primer
(F):5'- GTCTTTGATAATCATGCGAATCAGCC -3'
(R):5'- TTCTCCCCCAGTTAGAAAGAGAGAG -3'
Posted On 2018-11-28