Incidental Mutation 'R2055:Ighmbp2'
ID 226637
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 040060-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R2055 (G1)
Quality Score 225
Status Validated
Chromosome 19
Chromosomal Location 3309076-3333011 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 3315095 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Alanine to Aspartic acid at position 775 (A775D)
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 benign
Transcript: ENSMUST00000025751
AA Change: A775D

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000025751
Gene: ENSMUSG00000024831
AA Change: A775D

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: A775D

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000113438
Gene: ENSMUSG00000024831
AA Change: A775D

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 0.0898 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.3%
Validation Efficiency 100% (74/74)
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: 74 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700123K08Rik T C 5: 138,561,107 (GRCm39) E185G probably damaging Het
3425401B19Rik A G 14: 32,384,508 (GRCm39) S486P probably benign Het
A630023A22Rik T C 14: 33,774,707 (GRCm39) probably benign Het
Abca1 T C 4: 53,069,881 (GRCm39) N1271S probably benign Het
AI597479 C T 1: 43,150,280 (GRCm39) A130V probably benign Het
Angptl4 A G 17: 33,999,498 (GRCm39) probably null Het
Arhgef25 T A 10: 127,021,004 (GRCm39) N294I probably damaging Het
Atp2b1 T C 10: 98,850,421 (GRCm39) V848A probably damaging Het
Bard1 T C 1: 71,114,031 (GRCm39) T317A probably benign Het
C1rl T C 6: 124,470,781 (GRCm39) W30R probably benign Het
Cchcr1 A G 17: 35,837,317 (GRCm39) E379G probably damaging Het
Cfap36 G T 11: 29,197,122 (GRCm39) A3E probably damaging Het
Cilp G A 9: 65,186,997 (GRCm39) G1031S probably damaging Het
Clca4a A G 3: 144,676,489 (GRCm39) Y64H probably damaging Het
Cops5 A G 1: 10,102,562 (GRCm39) probably null Het
Cracr2a G T 6: 127,585,564 (GRCm39) E121* probably null Het
Cstf1 A G 2: 172,222,403 (GRCm39) E387G probably benign Het
D630044L22Rik A C 17: 26,180,951 (GRCm39) D733E probably damaging Het
Dlc1 A T 8: 37,060,535 (GRCm39) C514S probably damaging Het
Dmwd G T 7: 18,810,610 (GRCm39) R139L probably benign Het
Dnah17 A T 11: 117,958,357 (GRCm39) S2709T probably benign Het
Dnmt3a T C 12: 3,922,859 (GRCm39) I154T probably benign Het
Dpp7 T C 2: 25,244,490 (GRCm39) N297S possibly damaging Het
Ern2 A T 7: 121,783,168 (GRCm39) V34D possibly damaging Het
Erp27 A G 6: 136,885,227 (GRCm39) probably benign Het
F2 T C 2: 91,458,787 (GRCm39) T508A probably benign Het
Fam181b A G 7: 92,729,634 (GRCm39) T136A probably benign Het
Fam227b C A 2: 125,942,874 (GRCm39) V308L probably benign Het
Fbxw20 A T 9: 109,050,442 (GRCm39) H394Q probably damaging Het
G530012D18Rik CAGAGAGA CAGAGAGAGA 1: 85,504,945 (GRCm39) probably null Het
Glt8d1 T G 14: 30,731,693 (GRCm39) S111A probably benign Het
Gm11146 A T 16: 77,391,969 (GRCm39) probably benign Het
Grip1 C T 10: 119,885,416 (GRCm39) probably benign Het
H2-Q2 A T 17: 35,564,247 (GRCm39) T334S probably benign Het
Hcrtr1 A G 4: 130,024,680 (GRCm39) V402A probably benign Het
Hmcn2 C A 2: 31,268,294 (GRCm39) A1130D probably benign Het
Hsd17b2 T C 8: 118,428,913 (GRCm39) L60P possibly damaging Het
Htr1f A T 16: 64,746,398 (GRCm39) I298N probably damaging Het
Kcnn3 A G 3: 89,428,682 (GRCm39) T303A probably damaging Het
Kiz C A 2: 146,733,203 (GRCm39) Q460K probably benign Het
Krt75 C T 15: 101,481,196 (GRCm39) V193I probably benign Het
Lsp1 G A 7: 142,043,144 (GRCm39) probably null Het
Mfsd12 A G 10: 81,196,063 (GRCm39) H146R probably damaging Het
Mmp23 T C 4: 155,736,444 (GRCm39) K199R possibly damaging Het
Naip2 A G 13: 100,315,880 (GRCm39) V300A probably benign Het
Nbeal1 C T 1: 60,350,216 (GRCm39) L2422F probably damaging Het
Nbeal2 G T 9: 110,464,375 (GRCm39) D1094E possibly damaging Het
Nckap5 T C 1: 125,954,635 (GRCm39) E639G probably damaging Het
Nr4a3 A G 4: 48,067,771 (GRCm39) I456V possibly damaging Het
Or2t43 A G 11: 58,457,673 (GRCm39) F166S probably damaging Het
Parp9 G T 16: 35,773,984 (GRCm39) V86L probably damaging Het
Phactr1 A G 13: 43,231,416 (GRCm39) N386S probably damaging Het
Pold2 A T 11: 5,823,516 (GRCm39) Y304* probably null Het
Pou5f2 A G 13: 78,173,940 (GRCm39) Y294C probably benign Het
Rars1 A G 11: 35,717,410 (GRCm39) probably benign Het
Rbm12b1 A G 4: 12,145,606 (GRCm39) E526G probably benign Het
Sacs T C 14: 61,451,498 (GRCm39) Y4515H probably damaging Het
Sdk2 C A 11: 113,741,780 (GRCm39) R813L probably damaging Het
Six5 T C 7: 18,829,154 (GRCm39) V198A possibly damaging Het
Slco1a7 A T 6: 141,671,181 (GRCm39) H430Q probably benign Het
Spata31e2 A T 1: 26,724,813 (GRCm39) N122K possibly damaging Het
Spn A G 7: 126,736,388 (GRCm39) S40P probably damaging Het
Ssr1 A G 13: 38,171,761 (GRCm39) probably benign Het
Tlr6 C A 5: 65,111,269 (GRCm39) C546F probably damaging Het
Top1 T A 2: 160,544,748 (GRCm39) probably benign Het
Trhr2 A G 8: 123,085,532 (GRCm39) S151P probably damaging Het
Tubb2b T G 13: 34,311,708 (GRCm39) K362Q probably benign Het
Unc13c T C 9: 73,643,832 (GRCm39) T1211A probably damaging Het
Vmn1r15 T C 6: 57,235,729 (GRCm39) V199A possibly damaging Het
Vnn1 A G 10: 23,776,475 (GRCm39) probably benign Het
Vps41 T A 13: 19,038,786 (GRCm39) N737K possibly damaging Het
Vps50 T A 6: 3,522,265 (GRCm39) N144K probably benign Het
Zc3h7a A T 16: 10,955,340 (GRCm39) N911K probably benign Het
Zkscan7 T A 9: 122,718,002 (GRCm39) S132R 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
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
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'- AGATGCAGTGCCTTCAGATCC -3'
(R):5'- TGCCAGTGATCAGGAGAGTG -3'

Sequencing Primer
(F):5'- TTCAGATCCAGCTGTACAGGG -3'
(R):5'- AGCTCCAGTGCAAATGGCTC -3'
Posted On 2014-09-17