Incidental Mutation 'R7246:Id2'
ID 563559
Institutional Source Beutler Lab
Gene Symbol Id2
Ensembl Gene ENSMUSG00000020644
Gene Name inhibitor of DNA binding 2
Synonyms Idb2, inhibitor of differentiation 2, C78922, bHLHb26
MMRRC Submission 045309-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R7246 (G1)
Quality Score 225.009
Status Validated
Chromosome 12
Chromosomal Location 25143798-25146091 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 25145820 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Phenylalanine at position 64 (I64F)
Ref Sequence ENSEMBL: ENSMUSP00000020974 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000020974] [ENSMUST00000221761] [ENSMUST00000222667]
AlphaFold P41136
Predicted Effect probably damaging
Transcript: ENSMUST00000020974
AA Change: I64F

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000020974
Gene: ENSMUSG00000020644
AA Change: I64F

DomainStartEndE-ValueType
HLH 28 81 6.46e-9 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000221761
AA Change: I64F

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Predicted Effect probably damaging
Transcript: ENSMUST00000222667
AA Change: I64F

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Meta Mutation Damage Score 0.8371 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.7%
Validation Efficiency 97% (74/76)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene belongs to the inhibitor of DNA binding family, members of which are transcriptional regulators that contain a helix-loop-helix (HLH) domain but not a basic domain. Members of the inhibitor of DNA binding family inhibit the functions of basic helix-loop-helix transcription factors in a dominant-negative manner by suppressing their heterodimerization partners through the HLH domains. This protein may play a role in negatively regulating cell differentiation. A pseudogene of this gene is located on chromosome 3. [provided by RefSeq, Aug 2011]
PHENOTYPE: Mice homozygous for disruptions in this gene display postnatal lethality with immune system defects. Homozygotes may also have defects in the digestive tract, kidneys, adipose tissue and in mammary gland development. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 70 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4921524L21Rik T A 18: 6,635,902 (GRCm39) S318R probably damaging Het
Abce1 A T 8: 80,429,698 (GRCm39) N74K probably damaging Het
Akr1b7 T A 6: 34,392,404 (GRCm39) D72E probably benign Het
Amer3 T A 1: 34,625,809 (GRCm39) I16N possibly damaging Het
Atp6v0d1 T C 8: 106,257,606 (GRCm39) N108D probably damaging Het
Avpr1b T C 1: 131,528,008 (GRCm39) V177A probably damaging Het
B020011L13Rik A T 1: 117,728,969 (GRCm39) K159* probably null Het
Bpifb1 T C 2: 154,049,012 (GRCm39) L172P probably damaging Het
Brca1 G A 11: 101,414,204 (GRCm39) T1310I probably benign Het
C130074G19Rik C A 1: 184,615,166 (GRCm39) R8L probably damaging Het
Ccdc178 T C 18: 22,242,811 (GRCm39) H268R possibly damaging Het
Cdc42ep5 A G 7: 4,154,473 (GRCm39) V105A possibly damaging Het
Cntn4 T C 6: 106,483,180 (GRCm39) L245P probably damaging Het
Crtac1 T C 19: 42,276,365 (GRCm39) E521G probably benign Het
Cts7 T A 13: 61,503,394 (GRCm39) N190I probably damaging Het
Cul7 A G 17: 46,972,993 (GRCm39) E1368G probably benign Het
Dhrs7l A T 12: 72,666,266 (GRCm39) M89K possibly damaging Het
Dpp10 G A 1: 123,262,106 (GRCm39) P759S probably damaging Het
Etf1 A G 18: 35,064,964 (GRCm39) S11P unknown Het
Exd2 G T 12: 80,527,309 (GRCm39) L167F probably damaging Het
Exoc8 T A 8: 125,623,156 (GRCm39) R404* probably null Het
Fat2 T C 11: 55,187,208 (GRCm39) T1213A probably benign Het
Fgfr2 T C 7: 129,844,136 (GRCm39) Het
Gtf3c1 T A 7: 125,268,266 (GRCm39) Het
Idh3a G T 9: 54,499,756 (GRCm39) A75S probably damaging Het
Ift70a2 A G 2: 75,808,023 (GRCm39) L163P probably damaging Het
Itgb8 C G 12: 119,131,785 (GRCm39) G620A probably damaging Het
Itih5 T A 2: 10,191,873 (GRCm39) probably null Het
Lamtor5 A T 3: 107,189,336 (GRCm39) D124V probably damaging Het
Mast4 T C 13: 102,930,511 (GRCm39) E439G probably damaging Het
Meltf T G 16: 31,713,680 (GRCm39) L641R probably damaging Het
Mesd G T 7: 83,541,420 (GRCm39) probably benign Het
Nfia C T 4: 97,953,579 (GRCm39) P439L probably damaging Het
Nptx1 A T 11: 119,435,416 (GRCm39) probably null Het
Or1o3 A T 17: 37,573,905 (GRCm39) C217S probably benign Het
Or2j6 T A 7: 139,980,061 (GRCm39) R299S probably benign Het
Or5t7 A G 2: 86,507,633 (GRCm39) F15L probably benign Het
Or7g29 G A 9: 19,286,761 (GRCm39) Q139* probably null Het
Pdss2 T A 10: 43,248,172 (GRCm39) H225Q probably benign Het
Pik3r5 C A 11: 68,383,769 (GRCm39) S529R probably benign Het
Plxna2 T C 1: 194,326,590 (GRCm39) S175P possibly damaging Het
Pom121l12 T A 11: 14,549,551 (GRCm39) W86R probably benign Het
Ppid C T 3: 79,498,740 (GRCm39) probably benign Het
Pramel7 T A 2: 87,322,509 (GRCm39) D85V probably damaging Het
Prune2 C T 19: 17,098,732 (GRCm39) T1412I probably damaging Het
Ptprd T C 4: 76,046,913 (GRCm39) Y204C probably damaging Het
Rasgrp1 G A 2: 117,168,835 (GRCm39) R48* probably null Het
Rbks A G 5: 31,805,127 (GRCm39) S246P possibly damaging Het
Rnf113a2 G T 12: 84,464,451 (GRCm39) M114I possibly damaging Het
Rsf1 GCGGCGGCG GCGGCGGCGCCGGCGGCG 7: 97,229,129 (GRCm39) probably benign Het
Scara3 A G 14: 66,169,093 (GRCm39) S175P probably damaging Het
Slc4a4 T A 5: 89,270,262 (GRCm39) L261Q probably damaging Het
Sparcl1 T C 5: 104,233,023 (GRCm39) I593V probably benign Het
Suclg1 C T 6: 73,253,696 (GRCm39) H115Y unknown Het
Syde2 T A 3: 145,694,510 (GRCm39) C253S probably benign Het
Tecrl A T 5: 83,427,182 (GRCm39) I322N probably damaging Het
Tesmin C T 19: 3,456,965 (GRCm39) A428V probably damaging Het
Thbd T A 2: 148,248,405 (GRCm39) T488S probably benign Het
Tln2 A T 9: 67,170,261 (GRCm39) V876E probably damaging Het
Ttll13 A C 7: 79,903,911 (GRCm39) K280Q probably damaging Het
Unc13b T A 4: 43,172,910 (GRCm39) I1246K unknown Het
Usp47 T A 7: 111,715,116 (GRCm39) Het
Vmn1r192 C T 13: 22,371,944 (GRCm39) R92Q probably damaging Het
Vmn2r111 T C 17: 22,767,695 (GRCm39) T601A probably damaging Het
Vmn2r51 A G 7: 9,836,428 (GRCm39) F118L probably benign Het
Vmn2r74 T A 7: 85,605,173 (GRCm39) I492L probably benign Het
Vmn2r93 C T 17: 18,546,012 (GRCm39) T628I possibly damaging Het
Vps13d C T 4: 144,882,620 (GRCm39) R991K Het
Wdr5b T C 16: 35,862,306 (GRCm39) S142P probably damaging Het
Zfp428 G T 7: 24,215,069 (GRCm39) probably null Het
Other mutations in Id2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00743:Id2 APN 12 25,145,355 (GRCm39) nonsense probably null
Stromboli UTSW 12 25,145,820 (GRCm39) missense probably damaging 1.00
R0015:Id2 UTSW 12 25,145,802 (GRCm39) missense probably damaging 1.00
R0750:Id2 UTSW 12 25,145,670 (GRCm39) missense probably damaging 1.00
R3912:Id2 UTSW 12 25,145,871 (GRCm39) nonsense probably null
R5988:Id2 UTSW 12 25,145,723 (GRCm39) missense probably benign 0.02
Predicted Primers PCR Primer
(F):5'- TTTAAGAGTGACAGCTCGGG -3'
(R):5'- GCATGAAAGCCTTCAGTCCG -3'

Sequencing Primer
(F):5'- GGCGTACTTGCAAGCTAGTCTC -3'
(R):5'- TGAAAGCCTTCAGTCCGGTGAG -3'
Posted On 2019-06-26