Incidental Mutation 'R8124:Lig4'
ID 631646
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 067553-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R8124 (G1)
Quality Score 225.009
Status Validated
Chromosome 8
Chromosomal Location 10020020-10027680 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 10022954 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glutamic Acid at position 275 (D275E)
Ref Sequence ENSEMBL: ENSMUSP00000093130 (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: D275E

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000093130
Gene: ENSMUSG00000049717
AA Change: D275E

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: D275E

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000130807
Gene: ENSMUSG00000049717
AA Change: D275E

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
Meta Mutation Damage Score 0.8659 question?
Coding Region Coverage
  • 1x: 99.8%
  • 3x: 99.6%
  • 10x: 98.6%
  • 20x: 94.5%
Validation Efficiency 98% (51/52)
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: 51 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Agap3 T A 5: 24,683,128 (GRCm39) I320N probably benign Het
Ahnak G A 19: 8,984,487 (GRCm39) G1924S probably damaging Het
Ap2a2 G A 7: 141,178,757 (GRCm39) R141H probably benign Het
Atf7ip2 T C 16: 10,026,999 (GRCm39) V89A possibly damaging Het
Clpsl2 G A 17: 28,769,702 (GRCm39) G55R probably damaging Het
Csnk2a2 G A 8: 96,182,575 (GRCm39) P296L Het
Dab2 T A 15: 6,458,878 (GRCm39) C263* probably null Het
Dao AGG AG 5: 114,153,270 (GRCm39) probably benign Het
Ddx60 C T 8: 62,436,945 (GRCm39) A965V probably benign Het
Dennd5a A T 7: 109,497,142 (GRCm39) I1119N probably damaging Het
Dpy30 A G 17: 74,623,099 (GRCm39) probably benign Het
Epg5 G A 18: 78,008,211 (GRCm39) A780T probably benign Het
Etl4 A G 2: 20,811,451 (GRCm39) D1546G probably benign Het
Evl C T 12: 108,647,783 (GRCm39) R295* probably null Het
F13a1 T C 13: 37,209,779 (GRCm39) K62R probably damaging Het
Gm2832 T C 14: 41,000,894 (GRCm39) M44T Het
Gm9195 T C 14: 72,680,063 (GRCm39) I2249V probably benign Het
Hmcn2 T C 2: 31,290,136 (GRCm39) V2323A probably benign Het
Ice2 T A 9: 69,307,777 (GRCm39) N20K probably damaging Het
Klf15 T C 6: 90,443,863 (GRCm39) F146S probably damaging Het
Lgi3 A G 14: 70,772,178 (GRCm39) Y241C probably damaging Het
Lrit1 T A 14: 36,784,005 (GRCm39) S444R probably benign Het
Lrrc37 A G 11: 103,511,257 (GRCm39) V237A unknown Het
Mip T C 10: 128,062,070 (GRCm39) V107A possibly damaging Het
Mtrex A C 13: 113,063,871 (GRCm39) D7E probably benign Het
Myo15a G A 11: 60,398,279 (GRCm39) V1581M Het
Nckap1l A G 15: 103,382,248 (GRCm39) D481G possibly damaging Het
Obox3 A T 7: 15,323,874 (GRCm39) probably null Het
Or11h4 C T 14: 50,973,743 (GRCm39) R292H probably benign Het
Or2d3 G A 7: 106,491,088 (GRCm39) T76I possibly damaging Het
Or5a21 T A 19: 12,310,834 (GRCm39) N129Y probably damaging Het
Or5p1 C A 7: 107,916,984 (GRCm39) N294K possibly damaging Het
Or8g27 T C 9: 39,128,967 (GRCm39) F105L probably benign Het
Pilrb2 T A 5: 137,869,306 (GRCm39) E98V probably damaging Het
Plekhm1 A G 11: 103,257,775 (GRCm39) V1053A probably benign Het
Prdm2 A T 4: 142,861,835 (GRCm39) V485E probably damaging Het
Riox2 G A 16: 59,306,954 (GRCm39) E282K probably benign Het
Rps6ka2 T A 17: 7,549,228 (GRCm39) V379E possibly damaging Het
Slc4a7 G A 14: 14,729,211 (GRCm38) E20K possibly damaging Het
Sned1 G A 1: 93,210,711 (GRCm39) probably null Het
Spata3 C T 1: 85,952,075 (GRCm39) R110C unknown Het
St6gal1 G A 16: 23,176,585 (GRCm39) A393T probably benign Het
Tent4a G A 13: 69,681,716 (GRCm39) probably benign Het
Tmem132d T C 5: 127,869,624 (GRCm39) Q570R probably damaging Het
Tmem87a T C 2: 120,222,676 (GRCm39) T168A probably benign Het
Trank1 A G 9: 111,207,995 (GRCm39) R1747G probably benign Het
Txk C T 5: 72,860,606 (GRCm39) probably null Het
Vcan T A 13: 89,852,373 (GRCm39) L862F possibly damaging Het
Wdr64 A T 1: 175,626,844 (GRCm39) probably null Het
Zfp106 G T 2: 120,354,812 (GRCm39) Q1343K probably benign Het
Zfp719 A G 7: 43,239,314 (GRCm39) T301A 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
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'- CCCCTTCTGCATGAAAGTCTGTG -3'
(R):5'- GAGTTGCACAACGTCACCAC -3'

Sequencing Primer
(F):5'- GGGTTGTAGGCCATCATCTCAC -3'
(R):5'- GTCACCACAGATCTGGAAAAGGTC -3'
Posted On 2020-06-30