Incidental Mutation 'R4806:Ighmbp2'
ID 370713
Institutional Source Beutler Lab
Gene Symbol Ighmbp2
Ensembl Gene ENSMUSG00000024831
Gene Name immunoglobulin mu DNA binding protein 2
Synonyms Catf1, RIPE3b1, Smbp-2, Smbp2, p110 subunit, Smubp2, AEP, sma
MMRRC Submission 042425-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4806 (G1)
Quality Score 225
Status Validated
Chromosome 19
Chromosomal Location 3309076-3333011 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 3311589 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Asparagine at position 942 (I942N)
Ref Sequence ENSEMBL: ENSMUSP00000025751 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000025751] [ENSMUST00000119292] [ENSMUST00000154537]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000025751
AA Change: I942N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000025751
Gene: ENSMUSG00000024831
AA Change: I942N

DomainStartEndE-ValueType
DEXDc 187 446 8.99e-6 SMART
AAA 205 374 9.08e-6 SMART
low complexity region 598 609 N/A INTRINSIC
R3H 704 783 1.2e-22 SMART
low complexity region 784 813 N/A INTRINSIC
low complexity region 858 869 N/A INTRINSIC
ZnF_AN1 895 935 5.65e-13 SMART
Predicted Effect unknown
Transcript: ENSMUST00000119292
AA Change: D885E
SMART Domains Protein: ENSMUSP00000113438
Gene: ENSMUSG00000024831
AA Change: D885E

DomainStartEndE-ValueType
DEXDc 187 446 8.99e-6 SMART
AAA 205 374 9.08e-6 SMART
low complexity region 598 609 N/A INTRINSIC
R3H 704 783 1.2e-22 SMART
low complexity region 784 813 N/A INTRINSIC
low complexity region 858 869 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000143079
Predicted Effect probably benign
Transcript: ENSMUST00000154537
SMART Domains Protein: ENSMUSP00000122827
Gene: ENSMUSG00000024831

DomainStartEndE-ValueType
PDB:4B3F|X 3 160 2e-80 PDB
low complexity region 230 244 N/A INTRINSIC
Meta Mutation Damage Score 0.3812 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.4%
  • 10x: 96.7%
  • 20x: 93.5%
Validation Efficiency 100% (66/66)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a helicase superfamily member that binds a specific DNA sequence from the immunoglobulin mu chain switch region. Mutations in this gene lead to spinal muscle atrophy with respiratory distress type 1. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a spontaneous allele exhibit premature death, progressive limb muscle atrophy, decreased grip strength, severe motor neuron and axonal degeneration, dilated cardiomyopathy, myocardial fiber necrosis, increased heart rate variability, systolic dysfunction and respiratory failure. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 61 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2310022A10Rik A G 7: 27,265,070 (GRCm39) probably null Het
2410137M14Rik T A 17: 37,289,746 (GRCm39) H28L probably benign Het
4930562C15Rik T C 16: 4,667,536 (GRCm39) F309S unknown Het
Acd A G 8: 106,424,922 (GRCm39) V406A possibly damaging Het
Acin1 A T 14: 54,916,685 (GRCm39) probably benign Het
Agbl4 T C 4: 110,812,834 (GRCm39) V118A probably damaging Het
Arhgap5 A G 12: 52,565,486 (GRCm39) D819G probably damaging Het
BC049715 A T 6: 136,816,927 (GRCm39) I56F possibly damaging Het
C1rb A T 6: 124,551,908 (GRCm39) Q270L probably benign Het
Cadps2 C T 6: 23,688,859 (GRCm39) R121Q probably damaging Het
Cd84 A G 1: 171,679,688 (GRCm39) Y122C probably benign Het
Cklf C A 8: 104,984,067 (GRCm39) P77T probably damaging Het
Clrn2 T C 5: 45,611,346 (GRCm39) L65P probably damaging Het
Csde1 TCCTCGACCT TCCT 3: 102,963,685 (GRCm39) probably benign Het
Csf2rb2 T C 15: 78,169,490 (GRCm39) D446G probably benign Het
Csmd3 T C 15: 48,177,464 (GRCm39) E358G probably benign Het
Dmkn C T 7: 30,470,667 (GRCm39) T385I possibly damaging Het
Dnah10 A G 5: 124,896,408 (GRCm39) T3591A probably damaging Het
Dpp9 A G 17: 56,497,030 (GRCm39) L734P probably damaging Het
Edem2 A G 2: 155,570,913 (GRCm39) V39A possibly damaging Het
Glmp A C 3: 88,233,320 (GRCm39) probably benign Het
Gm20775 T C Y: 10,641,885 (GRCm39) noncoding transcript Het
Gpr179 T G 11: 97,240,610 (GRCm39) D271A possibly damaging Het
Gtf2ird1 A G 5: 134,412,750 (GRCm39) V587A probably damaging Het
Igfn1 T A 1: 135,895,095 (GRCm39) T1824S probably benign Het
Ints2 A G 11: 86,147,035 (GRCm39) L37P probably benign Het
Irgq T A 7: 24,233,470 (GRCm39) L437Q probably damaging Het
Kcnq4 A T 4: 120,570,291 (GRCm39) W351R probably damaging Het
Kif3b G A 2: 153,162,288 (GRCm39) A500T probably damaging Het
Lpp A G 16: 24,480,430 (GRCm39) D66G probably damaging Het
Mapkap1 G A 2: 34,487,434 (GRCm39) probably null Het
Mc4r T A 18: 66,992,559 (GRCm39) I185F probably damaging Het
Mdga1 T C 17: 30,061,128 (GRCm39) D621G probably benign Het
Med13 A G 11: 86,189,403 (GRCm39) S1169P probably benign Het
Myh11 A T 16: 14,018,947 (GRCm39) probably null Het
Naip1 G A 13: 100,562,129 (GRCm39) A1012V probably benign Het
Ntn4 C T 10: 93,480,362 (GRCm39) R29C probably damaging Het
Plb1 G A 5: 32,447,196 (GRCm39) G321D probably damaging Het
Plxnd1 A G 6: 115,937,816 (GRCm39) V1510A probably damaging Het
Polr1e T A 4: 45,024,482 (GRCm39) M131K probably benign Het
Prdm10 T A 9: 31,241,237 (GRCm39) *342R probably null Het
Prex2 T C 1: 11,138,244 (GRCm39) F108L probably damaging Het
Psmg2 T A 18: 67,781,992 (GRCm39) I186N probably benign Het
Ros1 T A 10: 51,972,271 (GRCm39) E1614D probably damaging Het
Sin3a G A 9: 56,994,026 (GRCm39) V44M probably damaging Het
Slco1a1 G A 6: 141,854,735 (GRCm39) L639F possibly damaging Het
Smr2 T G 5: 88,246,289 (GRCm39) L101* probably null Het
Spata31d1b C T 13: 59,863,535 (GRCm39) P228S probably benign Het
Stat5b G T 11: 100,681,623 (GRCm39) H544N probably benign Het
Syk A T 13: 52,786,963 (GRCm39) Y319F probably benign Het
Tln2 G T 9: 67,239,015 (GRCm39) T1087K probably benign Het
Tsc22d1 A G 14: 76,654,428 (GRCm39) probably null Het
Vmn2r52 T A 7: 9,893,169 (GRCm39) T657S probably damaging Het
Vmn2r63 A T 7: 42,576,314 (GRCm39) S500T probably benign Het
Vps45 A C 3: 95,953,725 (GRCm39) V209G probably benign Het
Xrcc1 C A 7: 24,269,905 (GRCm39) A442E probably benign Het
Ythdc1 T A 5: 86,970,704 (GRCm39) V430E probably damaging Het
Zfp341 G A 2: 154,487,786 (GRCm39) probably benign Het
Zfp422 A T 6: 116,603,623 (GRCm39) N125K probably damaging Het
Zfp53 T A 17: 21,725,263 (GRCm39) D58E possibly damaging Het
Zfp707 C T 15: 75,845,000 (GRCm39) Q66* probably null Het
Other mutations in Ighmbp2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00423:Ighmbp2 APN 19 3,318,704 (GRCm39) missense probably benign 0.02
IGL01160:Ighmbp2 APN 19 3,326,750 (GRCm39) splice site probably benign
IGL01358:Ighmbp2 APN 19 3,318,817 (GRCm39) missense probably damaging 1.00
IGL01478:Ighmbp2 APN 19 3,324,531 (GRCm39) missense probably benign 0.04
IGL01509:Ighmbp2 APN 19 3,318,711 (GRCm39) missense possibly damaging 0.90
IGL01557:Ighmbp2 APN 19 3,331,472 (GRCm39) missense probably benign 0.13
IGL01635:Ighmbp2 APN 19 3,317,265 (GRCm39) missense possibly damaging 0.94
IGL01712:Ighmbp2 APN 19 3,323,038 (GRCm39) splice site probably benign
IGL01949:Ighmbp2 APN 19 3,315,538 (GRCm39) missense probably benign 0.01
IGL03106:Ighmbp2 APN 19 3,323,022 (GRCm39) missense possibly damaging 0.87
IGL03212:Ighmbp2 APN 19 3,329,942 (GRCm39) missense probably damaging 1.00
R0038:Ighmbp2 UTSW 19 3,312,097 (GRCm39) missense probably damaging 0.96
R0455:Ighmbp2 UTSW 19 3,315,072 (GRCm39) missense probably benign 0.34
R1661:Ighmbp2 UTSW 19 3,317,246 (GRCm39) missense probably damaging 1.00
R1756:Ighmbp2 UTSW 19 3,318,669 (GRCm39) missense probably damaging 0.99
R1851:Ighmbp2 UTSW 19 3,312,075 (GRCm39) missense probably benign 0.12
R2055:Ighmbp2 UTSW 19 3,315,095 (GRCm39) missense probably benign 0.00
R2194:Ighmbp2 UTSW 19 3,315,116 (GRCm39) missense probably benign 0.00
R3838:Ighmbp2 UTSW 19 3,321,658 (GRCm39) missense probably benign 0.01
R4409:Ighmbp2 UTSW 19 3,321,536 (GRCm39) missense probably benign
R4583:Ighmbp2 UTSW 19 3,315,324 (GRCm39) missense probably benign 0.01
R5091:Ighmbp2 UTSW 19 3,315,084 (GRCm39) missense possibly damaging 0.55
R5274:Ighmbp2 UTSW 19 3,315,518 (GRCm39) missense probably damaging 1.00
R5319:Ighmbp2 UTSW 19 3,321,646 (GRCm39) missense probably damaging 0.99
R5500:Ighmbp2 UTSW 19 3,318,687 (GRCm39) missense possibly damaging 0.69
R5574:Ighmbp2 UTSW 19 3,321,536 (GRCm39) missense probably benign
R5698:Ighmbp2 UTSW 19 3,324,538 (GRCm39) missense probably damaging 1.00
R5722:Ighmbp2 UTSW 19 3,329,909 (GRCm39) missense probably damaging 1.00
R5864:Ighmbp2 UTSW 19 3,311,467 (GRCm39) missense probably benign 0.00
R5980:Ighmbp2 UTSW 19 3,315,295 (GRCm39) missense probably benign
R6194:Ighmbp2 UTSW 19 3,312,003 (GRCm39) missense possibly damaging 0.90
R6939:Ighmbp2 UTSW 19 3,326,907 (GRCm39) missense probably damaging 0.97
R7051:Ighmbp2 UTSW 19 3,311,462 (GRCm39) missense probably damaging 0.98
R7147:Ighmbp2 UTSW 19 3,321,676 (GRCm39) missense probably benign 0.05
R7257:Ighmbp2 UTSW 19 3,316,405 (GRCm39) missense probably damaging 1.00
R7274:Ighmbp2 UTSW 19 3,314,951 (GRCm39) missense probably benign
R7567:Ighmbp2 UTSW 19 3,322,981 (GRCm39) missense probably benign 0.01
R7737:Ighmbp2 UTSW 19 3,324,467 (GRCm39) missense unknown
R7819:Ighmbp2 UTSW 19 3,317,276 (GRCm39) missense possibly damaging 0.46
R7877:Ighmbp2 UTSW 19 3,311,490 (GRCm39) missense probably damaging 1.00
R8175:Ighmbp2 UTSW 19 3,316,365 (GRCm39) missense possibly damaging 0.47
R8417:Ighmbp2 UTSW 19 3,311,590 (GRCm39) missense probably damaging 1.00
R8951:Ighmbp2 UTSW 19 3,318,726 (GRCm39) nonsense probably null
R9171:Ighmbp2 UTSW 19 3,315,641 (GRCm39) missense possibly damaging 0.95
R9409:Ighmbp2 UTSW 19 3,318,832 (GRCm39) missense possibly damaging 0.47
R9567:Ighmbp2 UTSW 19 3,332,785 (GRCm39) start codon destroyed probably null 0.99
R9663:Ighmbp2 UTSW 19 3,315,325 (GRCm39) missense probably benign 0.27
R9752:Ighmbp2 UTSW 19 3,324,360 (GRCm39) missense probably benign 0.00
Z1177:Ighmbp2 UTSW 19 3,321,665 (GRCm39) nonsense probably null
Z1177:Ighmbp2 UTSW 19 3,317,242 (GRCm39) missense probably null 1.00
Z1177:Ighmbp2 UTSW 19 3,315,635 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- AAATGGCCAGTGTAGGACC -3'
(R):5'- AGCTGTGAAAGTTAGGCCTGG -3'

Sequencing Primer
(F):5'- GCCAGTGTAGGACCGTGTC -3'
(R):5'- TGTGAAAGTTAGGCCTGGGGAAG -3'
Posted On 2016-02-04