Incidental Mutation 'R5698:Ighmbp2'
ID 450823
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
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R5698 (G1)
Quality Score 225
Status Not validated
Chromosome 19
Chromosomal Location 3309076-3333011 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 3324538 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Proline at position 243 (S243P)
Ref Sequence ENSEMBL: ENSMUSP00000113438 (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: S243P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000025751
Gene: ENSMUSG00000024831
AA Change: S243P

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 probably damaging
Transcript: ENSMUST00000119292
AA Change: S243P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000113438
Gene: ENSMUSG00000024831
AA Change: S243P

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 unknown
Transcript: ENSMUST00000154537
AA Change: L210P
SMART Domains Protein: ENSMUSP00000122827
Gene: ENSMUSG00000024831
AA Change: L210P

DomainStartEndE-ValueType
PDB:4B3F|X 3 160 2e-80 PDB
low complexity region 230 244 N/A INTRINSIC
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.4%
Validation Efficiency
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: 56 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930556J24Rik A G 11: 3,926,366 (GRCm39) K334E possibly damaging Het
Ache G A 5: 137,288,821 (GRCm39) V176M probably damaging Het
Acss3 T C 10: 106,784,605 (GRCm39) D539G probably damaging Het
Adam6b T A 12: 113,455,083 (GRCm39) D633E probably benign Het
Aldh16a1 G A 7: 44,803,831 (GRCm39) probably benign Het
Amigo2 G A 15: 97,143,607 (GRCm39) Q272* probably null Het
Aoc1l1 A G 6: 48,953,256 (GRCm39) T394A possibly damaging Het
Appbp2 A T 11: 85,100,925 (GRCm39) H171Q probably damaging Het
Arhgef18 A G 8: 3,489,499 (GRCm39) D277G probably damaging Het
Armc8 A G 9: 99,417,873 (GRCm39) V95A probably benign Het
Atp6v0a4 C T 6: 38,027,442 (GRCm39) probably null Het
Atp8a1 A T 5: 67,924,496 (GRCm39) N289K probably benign Het
Cand2 C T 6: 115,768,704 (GRCm39) L505F probably damaging Het
Ccnt2 A G 1: 127,730,965 (GRCm39) K614R probably benign Het
Col25a1 A G 3: 130,272,632 (GRCm39) probably null Het
Copa T A 1: 171,946,511 (GRCm39) L976* probably null Het
Ddx39b T C 17: 35,470,287 (GRCm39) V267A probably benign Het
Dpp4 T A 2: 62,164,655 (GRCm39) Q709L probably damaging Het
Eno4 A G 19: 58,956,904 (GRCm39) probably null Het
Exoc3 A G 13: 74,322,134 (GRCm39) L647P probably benign Het
Eya4 T C 10: 23,015,975 (GRCm39) S308G possibly damaging Het
Fbxo41 T C 6: 85,454,638 (GRCm39) T693A possibly damaging Het
Fcgbp A G 7: 27,791,447 (GRCm39) T903A possibly damaging Het
Fkbp10 G T 11: 100,314,352 (GRCm39) W384L probably damaging Het
Frem2 A G 3: 53,559,926 (GRCm39) I1527T possibly damaging Het
H13 T A 2: 152,530,875 (GRCm39) I220N probably damaging Het
Has2 T C 15: 56,531,312 (GRCm39) R468G probably damaging Het
Irs1 T C 1: 82,266,455 (GRCm39) H587R probably benign Het
Kcnk1 C T 8: 126,752,144 (GRCm39) T250M probably damaging Het
Kif9 T C 9: 110,339,532 (GRCm39) V458A probably benign Het
Krt14 T C 11: 100,096,451 (GRCm39) T208A probably benign Het
Mybpc3 C A 2: 90,955,194 (GRCm39) H349Q possibly damaging Het
Neurl3 T A 1: 36,305,587 (GRCm39) T207S possibly damaging Het
Nol9 T C 4: 152,135,031 (GRCm39) V388A probably damaging Het
Notch3 T C 17: 32,376,961 (GRCm39) N315D probably damaging Het
Oas1h G T 5: 121,009,045 (GRCm39) A252S probably damaging Het
Or13c7b C A 4: 43,821,183 (GRCm39) M59I probably damaging Het
Pcbp1 G A 6: 86,502,134 (GRCm39) T255M possibly damaging Het
Plec A G 15: 76,083,808 (GRCm39) V18A probably benign Het
Ppp1r17 A T 6: 56,003,529 (GRCm39) E114V probably damaging Het
Scamp5 A T 9: 57,352,716 (GRCm39) M151K possibly damaging Het
Sestd1 T C 2: 77,048,512 (GRCm39) Y135C possibly damaging Het
Slc22a21 T G 11: 53,842,175 (GRCm39) K534N probably benign Het
Slc25a12 T C 2: 71,112,917 (GRCm39) E448G probably damaging Het
Slco3a1 A G 7: 73,996,566 (GRCm39) L280P probably damaging Het
Sppl2b C A 10: 80,701,879 (GRCm39) probably null Het
Srd5a2 T C 17: 74,334,014 (GRCm39) E135G possibly damaging Het
Tfg A T 16: 56,521,467 (GRCm39) M183K probably damaging Het
Ticrr G A 7: 79,328,881 (GRCm39) M673I probably benign Het
Tm4sf20 T G 1: 82,745,958 (GRCm39) M61L probably benign Het
Ttll8 A T 15: 88,823,209 (GRCm39) S85T possibly damaging Het
Uggt2 G A 14: 119,280,138 (GRCm39) S780F probably damaging Het
Uroc1 T C 6: 90,324,302 (GRCm39) L442P probably damaging Het
Zfp1005 C T 2: 150,111,394 (GRCm39) H695Y possibly damaging Het
Znrf3 A G 11: 5,239,006 (GRCm39) probably benign Het
Zswim2 C A 2: 83,755,527 (GRCm39) D125Y possibly damaging 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
R4806:Ighmbp2 UTSW 19 3,311,589 (GRCm39) missense probably damaging 1.00
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
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'- GTCCCTTCTGATGTCAGCAAC -3'
(R):5'- ACATTCAGTGTTTGGGAGATGC -3'

Sequencing Primer
(F):5'- AACAATCTGGGCGTTGTCAC -3'
(R):5'- ATGCATAGGCTGTGGCTCTCC -3'
Posted On 2017-01-03