Incidental Mutation 'IGL02576:Lig4'
ID 299181
Institutional Source Australian Phenomics Network (link to record)
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 # IGL02576
Quality Score
Status
Chromosome 8
Chromosomal Location 10020020-10027680 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 10021116 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 888 (I888T)
Ref Sequence ENSEMBL: ENSMUSP00000130807 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000095476] [ENSMUST00000170033]
AlphaFold Q8BTF7
Predicted Effect probably damaging
Transcript: ENSMUST00000095476
AA Change: I888T

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000093130
Gene: ENSMUSG00000049717
AA Change: I888T

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: I888T

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000130807
Gene: ENSMUSG00000049717
AA Change: I888T

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
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: 48 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca16 A G 7: 120,032,678 (GRCm39) I232M probably benign Het
Ace G A 11: 105,864,937 (GRCm39) V537M probably damaging Het
Alg1 A G 16: 5,062,393 (GRCm39) E425G possibly damaging Het
Cacng3 G A 7: 122,271,133 (GRCm39) S46N probably benign Het
Cdc45 C T 16: 18,617,479 (GRCm39) M200I probably benign Het
Cfap65 A G 1: 74,942,617 (GRCm39) S1646P probably damaging Het
Cimap2 T C 4: 106,448,825 (GRCm39) D411G possibly damaging Het
Col20a1 C T 2: 180,655,198 (GRCm39) Q1152* probably null Het
D130043K22Rik A C 13: 25,040,853 (GRCm39) T92P possibly damaging Het
Drc3 T C 11: 60,261,377 (GRCm39) M176T probably benign Het
Esyt3 T C 9: 99,197,278 (GRCm39) R851G probably benign Het
Fbxo43 A G 15: 36,152,321 (GRCm39) V496A probably benign Het
Fut4 T A 9: 14,662,701 (GRCm39) M198L probably damaging Het
Galt C T 4: 41,755,953 (GRCm39) probably benign Het
Glipr1l1 A G 10: 111,896,224 (GRCm39) K4E possibly damaging Het
Gm9945 A G 11: 53,371,178 (GRCm39) probably benign Het
Hspa12a A C 19: 58,787,842 (GRCm39) I660R possibly damaging Het
Htr3b T C 9: 48,856,804 (GRCm39) I225V possibly damaging Het
Igf2r T C 17: 12,967,650 (GRCm39) D23G possibly damaging Het
Igsf5 A G 16: 96,187,781 (GRCm39) I158V probably benign Het
Itgae A G 11: 73,009,331 (GRCm39) Y505C possibly damaging Het
Kif16b A G 2: 142,704,465 (GRCm39) probably benign Het
Kif26b T C 1: 178,743,912 (GRCm39) V1336A probably benign Het
Kmt2d A G 15: 98,762,001 (GRCm39) S450P unknown Het
Lhfpl2 G A 13: 94,310,734 (GRCm39) M1I probably null Het
Msh4 G A 3: 153,573,383 (GRCm39) T563M probably damaging Het
Muc5ac C T 7: 141,370,781 (GRCm39) A3238V probably benign Het
Myo15b A G 11: 115,780,879 (GRCm39) S1246G probably null Het
Or5h25 T C 16: 58,930,134 (GRCm39) I280V probably benign Het
Pecam1 G A 11: 106,562,600 (GRCm39) T599M probably damaging Het
Phf3 G A 1: 30,869,117 (GRCm39) P644S probably benign Het
Pkd1l1 A C 11: 8,794,560 (GRCm39) F2317C possibly damaging Het
Prdm4 A G 10: 85,736,801 (GRCm39) M613T possibly damaging Het
Prim2 A T 1: 33,523,798 (GRCm39) I371N probably damaging Het
Ptprs T C 17: 56,721,958 (GRCm39) D1316G probably damaging Het
Rnf19b C T 4: 128,967,315 (GRCm39) R285* probably null Het
Secisbp2 A G 13: 51,824,894 (GRCm39) N381D possibly damaging Het
Slc28a2 T C 2: 122,288,652 (GRCm39) I586T probably damaging Het
Spef1 T C 2: 131,016,562 (GRCm39) H11R possibly damaging Het
Taar4 T C 10: 23,836,909 (GRCm39) L173S probably damaging Het
Tas2r123 T C 6: 132,824,703 (GRCm39) F200S possibly damaging Het
Tex16 T A X: 111,028,653 (GRCm39) L384Q probably benign Het
Tox2 A G 2: 163,118,100 (GRCm39) Q168R probably damaging Het
Trim5 T A 7: 103,927,624 (GRCm39) E172V probably damaging Het
Txndc11 G A 16: 10,892,881 (GRCm39) probably benign Het
Vmn1r232 T A 17: 21,134,175 (GRCm39) I142F probably benign Het
Zdhhc25 A T 15: 88,485,472 (GRCm39) H269L probably benign Het
Znrf4 T C 17: 56,819,199 (GRCm39) D36G probably damaging 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
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
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
Posted On 2015-04-16