Incidental Mutation 'R0791:Lig4'
ID 82396
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 038971-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R0791 (G1)
Quality Score 225
Status Validated
Chromosome 8
Chromosomal Location 10020020-10027680 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 10023012 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Glutamic Acid at position 256 (V256E)
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 possibly damaging
Transcript: ENSMUST00000095476
AA Change: V256E

PolyPhen 2 Score 0.699 (Sensitivity: 0.86; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000093130
Gene: ENSMUSG00000049717
AA Change: V256E

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 possibly damaging
Transcript: ENSMUST00000170033
AA Change: V256E

PolyPhen 2 Score 0.699 (Sensitivity: 0.86; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000130807
Gene: ENSMUSG00000049717
AA Change: V256E

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 0.1795 question?
Coding Region Coverage
  • 1x: 99.4%
  • 3x: 98.8%
  • 10x: 97.3%
  • 20x: 94.8%
Validation Efficiency 98% (59/60)
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: 58 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ahnak G A 19: 8,994,098 (GRCm39) M5127I probably benign Het
Akr1c13 T C 13: 4,244,111 (GRCm39) Y55H probably damaging Het
Armh3 A T 19: 45,922,307 (GRCm39) probably null Het
Atp2b2 C T 6: 113,750,349 (GRCm39) R625H probably damaging Het
Bpifb2 T C 2: 153,720,439 (GRCm39) V66A probably benign Het
Ccdc33 T C 9: 57,936,046 (GRCm39) T950A possibly damaging Het
Ceacam19 A T 7: 19,616,557 (GRCm39) probably null Het
Cenpn T A 8: 117,667,559 (GRCm39) probably benign Het
Ces1f A T 8: 93,998,517 (GRCm39) Y160N possibly damaging Het
Clca3a1 A C 3: 144,710,615 (GRCm39) S863A probably benign Het
Cntrl T A 2: 35,045,291 (GRCm39) I781K possibly damaging Het
Dock4 C T 12: 40,754,480 (GRCm39) R490W probably damaging Het
Evpl T A 11: 116,118,549 (GRCm39) Q686L probably damaging Het
Fbxw10 A G 11: 62,738,282 (GRCm39) S59G probably benign Het
Glb1l2 A G 9: 26,681,047 (GRCm39) V218A possibly damaging Het
Gpatch1 A T 7: 34,980,801 (GRCm39) probably benign Het
Grin2c G A 11: 115,141,472 (GRCm39) P882L probably damaging Het
H2-Ob C A 17: 34,461,588 (GRCm39) T109N probably damaging Het
Ipo8 A G 6: 148,723,225 (GRCm39) V64A possibly damaging Het
Jpt2 C A 17: 25,167,647 (GRCm39) A101S probably benign Het
Lamc1 C A 1: 153,110,326 (GRCm39) Q1116H possibly damaging Het
Lamc1 T C 1: 153,110,358 (GRCm39) S1106G probably benign Het
Lamc1 T G 1: 153,110,341 (GRCm39) Q1111H probably damaging Het
Large1 A G 8: 73,775,107 (GRCm39) probably benign Het
Mpz C A 1: 170,986,343 (GRCm39) Q86K possibly damaging Het
Mrps24 A G 11: 5,654,684 (GRCm39) V90A possibly damaging Het
Mtdh A G 15: 34,116,528 (GRCm39) probably benign Het
Mtor T C 4: 148,547,367 (GRCm39) V450A probably benign Het
Mycbpap A G 11: 94,402,449 (GRCm39) probably null Het
Myo6 T A 9: 80,169,656 (GRCm39) probably benign Het
Myom1 A T 17: 71,428,131 (GRCm39) I1450F probably damaging Het
Nbas T A 12: 13,532,634 (GRCm39) S1781T probably benign Het
Nedd1 T C 10: 92,555,476 (GRCm39) E3G probably damaging Het
Nt5c3 T C 6: 56,863,734 (GRCm39) T149A probably benign Het
Or5p56 A G 7: 107,589,740 (GRCm39) H56R probably benign Het
Osbp2 G A 11: 3,661,882 (GRCm39) probably benign Het
Paip1 T C 13: 119,566,854 (GRCm39) S54P possibly damaging Het
Pole2 G A 12: 69,254,703 (GRCm39) L381F probably benign Het
Prdm14 G T 1: 13,195,968 (GRCm39) A31E probably benign Het
Ptpn14 C T 1: 189,568,637 (GRCm39) probably benign Het
Rims2 A G 15: 39,543,021 (GRCm39) probably benign Het
Rnf20 A G 4: 49,638,197 (GRCm39) N103S possibly damaging Het
Sema3g T A 14: 30,942,861 (GRCm39) probably benign Het
Slc30a6 T C 17: 74,722,640 (GRCm39) S236P possibly damaging Het
Slc5a1 T C 5: 33,315,421 (GRCm39) probably benign Het
Snx25 A T 8: 46,577,119 (GRCm39) M1K probably null Het
Synpo2 A G 3: 122,906,835 (GRCm39) V827A probably benign Het
Tns2 C T 15: 102,017,369 (GRCm39) R281C probably damaging Het
Trak2 A T 1: 58,942,820 (GRCm39) M862K probably benign Het
Trim42 A T 9: 97,247,732 (GRCm39) H321Q probably damaging Het
Twnk T C 19: 44,998,693 (GRCm39) probably benign Het
Tymp T C 15: 89,259,021 (GRCm39) K221R probably damaging Het
Uaca C A 9: 60,779,341 (GRCm39) Q1243K possibly damaging Het
Vwa8 T C 14: 79,232,016 (GRCm39) probably benign Het
Wnt4 C T 4: 137,016,594 (GRCm39) R83W probably damaging Het
Zfp820 T C 17: 22,038,509 (GRCm39) D273G probably benign Het
Zfp974 A T 7: 27,609,510 (GRCm39) Y738* probably null Het
Zkscan4 A C 13: 21,668,081 (GRCm39) E177D 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
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
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'- GCCTTCCTGTGGAGATTCACCAAAC -3'
(R):5'- TGGGGACTTTGCCATGATTGCATAC -3'

Sequencing Primer
(F):5'- TGTGGAGATTCACCAAACTGGTC -3'
(R):5'- CTTAAAGCTTGGCATCAGTCAGC -3'
Posted On 2013-11-08