Incidental Mutation 'R3545:Lig1'
ID 268163
Institutional Source Beutler Lab
Gene Symbol Lig1
Ensembl Gene ENSMUSG00000056394
Gene Name ligase I, DNA, ATP-dependent
Synonyms mLigI, LigI
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R3545 (G1)
Quality Score 225
Status Not validated
Chromosome 7
Chromosomal Location 13011239-13045350 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 13026089 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Lysine at position 281 (N281K)
Ref Sequence ENSEMBL: ENSMUSP00000138907 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000098814] [ENSMUST00000123025] [ENSMUST00000146998] [ENSMUST00000165964] [ENSMUST00000177588] [ENSMUST00000185145]
AlphaFold no structure available at present
Predicted Effect possibly damaging
Transcript: ENSMUST00000098814
AA Change: N281K

PolyPhen 2 Score 0.804 (Sensitivity: 0.84; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000096411
Gene: ENSMUSG00000056394
AA Change: N281K

DomainStartEndE-ValueType
low complexity region 99 111 N/A INTRINSIC
coiled coil region 149 173 N/A INTRINSIC
Pfam:DNA_ligase_A_N 301 479 8.6e-50 PFAM
Pfam:DNA_ligase_A_M 556 760 3.4e-67 PFAM
Pfam:DNA_ligase_A_C 785 896 9.4e-28 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000123025
SMART Domains Protein: ENSMUSP00000114872
Gene: ENSMUSG00000056394

DomainStartEndE-ValueType
low complexity region 96 111 N/A INTRINSIC
low complexity region 159 177 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000123846
SMART Domains Protein: ENSMUSP00000119788
Gene: ENSMUSG00000056394

DomainStartEndE-ValueType
low complexity region 99 111 N/A INTRINSIC
coiled coil region 149 173 N/A INTRINSIC
Pfam:DNA_ligase_A_N 301 479 4e-47 PFAM
Pfam:DNA_ligase_A_M 556 687 1e-38 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000146998
SMART Domains Protein: ENSMUSP00000121102
Gene: ENSMUSG00000056394

DomainStartEndE-ValueType
low complexity region 99 111 N/A INTRINSIC
low complexity region 160 178 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000147735
SMART Domains Protein: ENSMUSP00000115286
Gene: ENSMUSG00000056394

DomainStartEndE-ValueType
low complexity region 99 111 N/A INTRINSIC
coiled coil region 149 173 N/A INTRINSIC
Pfam:DNA_ligase_A_N 301 479 4e-47 PFAM
Pfam:DNA_ligase_A_M 556 687 1e-38 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000148471
SMART Domains Protein: ENSMUSP00000114153
Gene: ENSMUSG00000056394

DomainStartEndE-ValueType
low complexity region 99 111 N/A INTRINSIC
coiled coil region 149 173 N/A INTRINSIC
Pfam:DNA_ligase_A_N 301 479 4e-47 PFAM
Pfam:DNA_ligase_A_M 556 687 1e-38 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000156525
SMART Domains Protein: ENSMUSP00000118055
Gene: ENSMUSG00000056394

DomainStartEndE-ValueType
low complexity region 99 111 N/A INTRINSIC
coiled coil region 149 173 N/A INTRINSIC
Pfam:DNA_ligase_A_N 301 479 4e-47 PFAM
Pfam:DNA_ligase_A_M 556 687 1e-38 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000165964
AA Change: N281K

PolyPhen 2 Score 0.804 (Sensitivity: 0.84; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000126525
Gene: ENSMUSG00000056394
AA Change: N281K

DomainStartEndE-ValueType
low complexity region 99 111 N/A INTRINSIC
coiled coil region 149 173 N/A INTRINSIC
Pfam:DNA_ligase_A_N 302 478 1.7e-40 PFAM
Pfam:DNA_ligase_A_M 556 760 1.1e-69 PFAM
Pfam:DNA_ligase_A_C 785 896 1.6e-27 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000177588
AA Change: N281K

PolyPhen 2 Score 0.804 (Sensitivity: 0.84; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000136972
Gene: ENSMUSG00000056394
AA Change: N281K

DomainStartEndE-ValueType
low complexity region 99 111 N/A INTRINSIC
coiled coil region 149 173 N/A INTRINSIC
Pfam:DNA_ligase_A_N 301 479 8.6e-50 PFAM
Pfam:DNA_ligase_A_M 556 760 3.4e-67 PFAM
Pfam:DNA_ligase_A_C 785 896 9.4e-28 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000185145
AA Change: N281K

PolyPhen 2 Score 0.816 (Sensitivity: 0.84; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000138907
Gene: ENSMUSG00000056394
AA Change: N281K

DomainStartEndE-ValueType
low complexity region 99 111 N/A INTRINSIC
coiled coil region 149 173 N/A INTRINSIC
PDB:1X9N|A 247 313 3e-24 PDB
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 97.1%
  • 20x: 94.7%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the ATP-dependent DNA ligase protein family. The encoded protein functions in DNA replication, recombination, and the base excision repair process. Mutations in this gene that lead to DNA ligase I deficiency result in immunodeficiency and increased sensitivity to DNA-damaging agents. Disruption of this gene may also be associated with a variety of cancers. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jan 2014]
PHENOTYPE: Mice homozygous for a null allele exhibit impaired fetal hematopoiesis, develop anemia, and die by E16.5. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 34 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ankrd28 A G 14: 31,437,217 (GRCm39) L646S probably benign Het
Clip1 A G 5: 123,769,141 (GRCm39) L532P probably damaging Het
Efl1 A T 7: 82,412,018 (GRCm39) E802D probably benign Het
F11r T C 1: 171,288,829 (GRCm39) V149A probably damaging Het
Fhit T C 14: 9,870,095 (GRCm38) T125A probably benign Het
Fmn2 A G 1: 174,330,192 (GRCm39) D194G unknown Het
Gdi1 T A X: 73,351,414 (GRCm39) F175L possibly damaging Het
Herc3 T C 6: 58,833,670 (GRCm39) S186P probably damaging Het
Hexa A G 9: 59,464,581 (GRCm39) N157S probably damaging Het
Kdm1b C T 13: 47,216,553 (GRCm39) R308W probably damaging Het
Lrp1b A T 2: 40,490,300 (GRCm39) L287H probably damaging Het
Mcf2 T C X: 59,180,806 (GRCm39) K74R probably damaging Het
Nat1 A G 8: 67,943,684 (GRCm39) D23G possibly damaging Het
Nbeal1 T C 1: 60,317,939 (GRCm39) F1959L probably damaging Het
Ncf1 T A 5: 134,255,463 (GRCm39) K143* probably null Het
Nid2 T A 14: 19,813,779 (GRCm39) Y195N probably damaging Het
Nlrp9a T C 7: 26,256,757 (GRCm39) I125T probably benign Het
Nme7 T C 1: 164,213,351 (GRCm39) F343S probably damaging Het
Otud4 A G 8: 80,391,684 (GRCm39) E443G probably damaging Het
Palld G T 8: 62,003,112 (GRCm39) A329E possibly damaging Het
Pask A T 1: 93,244,837 (GRCm39) V1095D probably damaging Het
Pdzd2 C T 15: 12,375,557 (GRCm39) R1526Q probably benign Het
Prkcq A G 2: 11,288,627 (GRCm39) K527E probably benign Het
Ramac T A 7: 81,418,270 (GRCm39) probably null Het
Reln A G 5: 22,432,598 (GRCm39) V134A possibly damaging Het
Rufy4 T C 1: 74,186,822 (GRCm39) C537R probably damaging Het
Septin9 T C 11: 117,243,499 (GRCm39) I350T probably damaging Het
Slc16a7 T A 10: 125,130,569 (GRCm39) K39* probably null Het
Spata32 T C 11: 103,101,570 (GRCm39) E21G possibly damaging Het
Tbc1d1 G A 5: 64,443,350 (GRCm39) R523Q probably damaging Het
Thnsl1 T G 2: 21,217,438 (GRCm39) D397E probably benign Het
Tubal3 T G 13: 3,983,560 (GRCm39) *447G probably null Het
Uprt T A X: 103,526,934 (GRCm39) L123H probably damaging Het
Usp9x T C X: 12,994,629 (GRCm39) L940P probably benign Het
Other mutations in Lig1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00093:Lig1 APN 7 13,035,378 (GRCm39) nonsense probably null
IGL00499:Lig1 APN 7 13,032,756 (GRCm39) critical splice donor site probably null
IGL01465:Lig1 APN 7 13,030,317 (GRCm39) missense probably benign 0.19
IGL01804:Lig1 APN 7 13,043,131 (GRCm39) missense probably benign 0.43
IGL02068:Lig1 APN 7 13,026,377 (GRCm39) splice site probably benign
IGL02955:Lig1 APN 7 13,030,273 (GRCm39) missense probably damaging 0.99
IGL03188:Lig1 APN 7 13,045,032 (GRCm39) splice site probably benign
IGL03327:Lig1 APN 7 13,037,781 (GRCm39) missense probably damaging 1.00
IGL03411:Lig1 APN 7 13,030,694 (GRCm39) missense probably damaging 1.00
PIT4142001:Lig1 UTSW 7 13,039,850 (GRCm39) frame shift probably null
R0085:Lig1 UTSW 7 13,041,495 (GRCm39) missense possibly damaging 0.66
R0348:Lig1 UTSW 7 13,043,122 (GRCm39) missense probably damaging 1.00
R0362:Lig1 UTSW 7 13,030,730 (GRCm39) unclassified probably benign
R0787:Lig1 UTSW 7 13,032,995 (GRCm39) missense probably benign 0.41
R1170:Lig1 UTSW 7 13,026,079 (GRCm39) missense probably benign 0.00
R1371:Lig1 UTSW 7 13,022,611 (GRCm39) missense probably damaging 1.00
R1610:Lig1 UTSW 7 13,019,266 (GRCm39) missense probably damaging 1.00
R1809:Lig1 UTSW 7 13,034,281 (GRCm39) splice site probably benign
R1986:Lig1 UTSW 7 13,043,067 (GRCm39) nonsense probably null
R2106:Lig1 UTSW 7 13,039,863 (GRCm39) missense probably damaging 1.00
R2343:Lig1 UTSW 7 13,026,121 (GRCm39) splice site probably null
R2380:Lig1 UTSW 7 13,037,722 (GRCm39) splice site probably benign
R4669:Lig1 UTSW 7 13,044,953 (GRCm39) missense probably damaging 1.00
R4928:Lig1 UTSW 7 13,032,664 (GRCm39) missense probably damaging 1.00
R5167:Lig1 UTSW 7 13,044,983 (GRCm39) missense probably damaging 0.97
R5249:Lig1 UTSW 7 13,042,432 (GRCm39) missense possibly damaging 0.60
R5351:Lig1 UTSW 7 13,034,875 (GRCm39) missense probably damaging 1.00
R5373:Lig1 UTSW 7 13,039,849 (GRCm39) frame shift probably null
R5607:Lig1 UTSW 7 13,039,933 (GRCm39) missense probably damaging 0.97
R5608:Lig1 UTSW 7 13,039,933 (GRCm39) missense probably damaging 0.97
R5620:Lig1 UTSW 7 13,020,532 (GRCm39) missense possibly damaging 0.66
R5799:Lig1 UTSW 7 13,030,184 (GRCm39) missense possibly damaging 0.67
R6057:Lig1 UTSW 7 13,022,598 (GRCm39) missense probably damaging 0.99
R6897:Lig1 UTSW 7 13,039,840 (GRCm39) missense probably damaging 1.00
R7202:Lig1 UTSW 7 13,025,175 (GRCm39) missense probably benign 0.00
R7454:Lig1 UTSW 7 13,022,647 (GRCm39) missense probably damaging 0.99
R7548:Lig1 UTSW 7 13,035,344 (GRCm39) missense possibly damaging 0.79
R7596:Lig1 UTSW 7 13,039,923 (GRCm39) missense probably damaging 1.00
R7597:Lig1 UTSW 7 13,030,270 (GRCm39) missense probably benign
R7688:Lig1 UTSW 7 13,023,389 (GRCm39) missense probably benign
R7733:Lig1 UTSW 7 13,030,157 (GRCm39) missense possibly damaging 0.87
R8104:Lig1 UTSW 7 13,020,491 (GRCm39) missense possibly damaging 0.46
R8887:Lig1 UTSW 7 13,030,713 (GRCm39) missense probably damaging 1.00
R9025:Lig1 UTSW 7 13,037,746 (GRCm39) missense probably damaging 1.00
R9321:Lig1 UTSW 7 13,034,935 (GRCm39) missense probably damaging 1.00
R9555:Lig1 UTSW 7 13,025,400 (GRCm39) missense probably benign
X0020:Lig1 UTSW 7 13,030,700 (GRCm39) missense possibly damaging 0.48
Predicted Primers PCR Primer
(F):5'- TCCACCATAATGAGCTTACCAGG -3'
(R):5'- ATTCTCTCGAAACAGAGATGGG -3'

Sequencing Primer
(F):5'- ACCAGGTTGAGTACATGCTC -3'
(R):5'- TGGGAGAGATGTGGCAGCTC -3'
Posted On 2015-02-19