Incidental Mutation 'R5091:Ighmbp2'
ID 387785
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 042680-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R5091 (G1)
Quality Score 225
Status Validated
Chromosome 19
Chromosomal Location 3309076-3333011 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 3315084 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Serine at position 779 (T779S)
Ref Sequence ENSEMBL: ENSMUSP00000025751 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000025751] [ENSMUST00000119292] [ENSMUST00000154537]
AlphaFold no structure available at present
Predicted Effect possibly damaging
Transcript: ENSMUST00000025751
AA Change: T779S

PolyPhen 2 Score 0.549 (Sensitivity: 0.88; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000025751
Gene: ENSMUSG00000024831
AA Change: T779S

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 benign
Transcript: ENSMUST00000119292
AA Change: T779S

PolyPhen 2 Score 0.069 (Sensitivity: 0.94; Specificity: 0.84)
SMART Domains Protein: ENSMUSP00000113438
Gene: ENSMUSG00000024831
AA Change: T779S

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 0.1268 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 96.8%
  • 20x: 94.0%
Validation Efficiency 96% (67/70)
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: 57 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4833439L19Rik A G 13: 54,701,057 (GRCm39) S174P probably damaging Het
4931414P19Rik T C 14: 54,823,168 (GRCm39) E343G probably damaging Het
Abca14 T C 7: 119,851,497 (GRCm39) V825A probably damaging Het
Abca8b G T 11: 109,827,210 (GRCm39) T1466K possibly damaging Het
Adcy8 A G 15: 64,678,553 (GRCm39) S467P probably damaging Het
Agbl4 T C 4: 110,976,237 (GRCm39) V198A possibly damaging Het
Agpat4 A G 17: 12,417,699 (GRCm39) K80R probably benign Het
Akap8 T C 17: 32,535,208 (GRCm39) T269A probably benign Het
Ankhd1 A T 18: 36,758,080 (GRCm39) I925F possibly damaging Het
Aste1 A G 9: 105,282,203 (GRCm39) Y57C probably damaging Het
Axdnd1 A G 1: 156,247,980 (GRCm39) S7P possibly damaging Het
BC051019 T A 7: 109,319,789 (GRCm39) R91S probably null Het
Cavin2 C A 1: 51,340,398 (GRCm39) N358K probably benign Het
Cd2 T C 3: 101,190,355 (GRCm39) N196S probably benign Het
Clca3a1 C T 3: 144,436,483 (GRCm39) V867I probably benign Het
Col6a4 T A 9: 105,952,262 (GRCm39) K545N probably damaging Het
Cps1 T A 1: 67,268,679 (GRCm39) probably null Het
Cyp2c65 A T 19: 39,076,009 (GRCm39) probably null Het
Dcaf6 T C 1: 165,157,572 (GRCm39) D856G possibly damaging Het
Epcam T C 17: 87,949,580 (GRCm39) I181T probably damaging Het
Esrp2 A G 8: 106,859,061 (GRCm39) S562P probably damaging Het
Fcgbpl1 A C 7: 27,856,383 (GRCm39) I2057L probably benign Het
Ffar4 A G 19: 38,085,627 (GRCm39) D18G probably benign Het
Gen1 C T 12: 11,296,347 (GRCm39) V337I probably damaging Het
Gimap8 C T 6: 48,633,581 (GRCm39) P467S possibly damaging Het
Gnl3 T A 14: 30,738,803 (GRCm39) H82L possibly damaging Het
Grid2 T C 6: 64,053,862 (GRCm39) S354P probably benign Het
Ints15 C T 5: 143,293,443 (GRCm39) E345K possibly damaging Het
Kif19a C A 11: 114,673,923 (GRCm39) T348N probably damaging Het
Lrrc15 T A 16: 30,092,172 (GRCm39) N389I probably damaging Het
Mrps26 A G 2: 130,405,886 (GRCm39) Y63C probably damaging Het
Myd88 C A 9: 119,166,889 (GRCm39) V223F possibly damaging Het
Nox4 T A 7: 87,025,450 (GRCm39) W526R probably damaging Het
Nrg2 A T 18: 36,185,838 (GRCm39) N300K probably damaging Het
Nsmf T C 2: 24,950,464 (GRCm39) probably benign Het
Patl2 A C 2: 121,954,283 (GRCm39) H429Q probably benign Het
Pcdhb12 A T 18: 37,568,907 (GRCm39) K18* probably null Het
Peg10 T A 6: 4,754,511 (GRCm39) D97E probably benign Het
Runx1t1 C T 4: 13,846,830 (GRCm39) Q205* probably null Het
Selenon T C 4: 134,275,284 (GRCm39) K138R probably damaging Het
Slc13a3 T C 2: 165,262,000 (GRCm39) E369G probably benign Het
Sorcs1 A G 19: 50,248,190 (GRCm39) probably null Het
Sptbn4 A T 7: 27,068,816 (GRCm39) M499K probably damaging Het
Sra1 A T 18: 36,803,012 (GRCm39) probably benign Het
Stra6 T C 9: 58,048,429 (GRCm39) L174P probably damaging Het
Syngr1 T C 15: 80,000,086 (GRCm39) Y66H probably damaging Het
Synpo G T 18: 60,735,831 (GRCm39) S466* probably null Het
Tenm3 T A 8: 48,795,343 (GRCm39) M595L probably benign Het
Tnks T C 8: 35,308,963 (GRCm39) T1099A probably benign Het
Tram1l1 G T 3: 124,115,400 (GRCm39) V187F possibly damaging Het
Trappc11 T C 8: 47,965,639 (GRCm39) E529G probably benign Het
Usp17la T C 7: 104,510,139 (GRCm39) V248A probably damaging Het
Virma T C 4: 11,519,392 (GRCm39) Y880H probably benign Het
Vmn1r214 C T 13: 23,219,571 (GRCm39) T355I possibly damaging Het
Vmn2r7 T C 3: 64,598,205 (GRCm39) K784R possibly damaging Het
Wrap53 C T 11: 69,453,273 (GRCm39) W389* probably null Het
Zfp748 A G 13: 67,689,638 (GRCm39) S541P probably 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
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'- GCCTGAGAGATGTGGCTTTAC -3'
(R):5'- GACCGGACAGAGCACTTTAG -3'

Sequencing Primer
(F):5'- CTGACCCTTGGCTGTCTGAG -3'
(R):5'- CAGAGCACTTTAGGGCTACGATTG -3'
Posted On 2016-06-06