Incidental Mutation 'R4409:Ighmbp2'
ID 327840
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 041691-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4409 (G1)
Quality Score 225
Status Not validated
Chromosome 19
Chromosomal Location 3309076-3333011 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 3321536 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Isoleucine at position 408 (V408I)
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: V408I

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000025751
Gene: ENSMUSG00000024831
AA Change: V408I

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: V408I

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000113438
Gene: ENSMUSG00000024831
AA Change: V408I

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 0.0616 question?
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: 61 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
AAdacl4fm3 A T 4: 144,447,872 (GRCm39) S35T possibly damaging Het
Abcb5 A C 12: 118,836,657 (GRCm39) L1085V probably damaging Het
Adgrf5 T C 17: 43,752,738 (GRCm39) V560A probably damaging Het
Ambp C A 4: 63,070,884 (GRCm39) S65I probably damaging Het
Ash1l A G 3: 88,914,506 (GRCm39) D1712G probably damaging Het
Capn7 T C 14: 31,077,296 (GRCm39) L338P probably damaging Het
Car2 T A 3: 14,960,162 (GRCm39) S105T probably damaging Het
Casr A G 16: 36,320,703 (GRCm39) C482R probably benign Het
Ccdc18 C T 5: 108,368,708 (GRCm39) Q1277* probably null Het
Clca3a1 A G 3: 144,711,788 (GRCm39) F736L probably damaging Het
Col6a1 T C 10: 76,557,334 (GRCm39) H206R probably benign Het
Crybg1 C T 10: 43,874,754 (GRCm39) A785T possibly damaging Het
Cyp2c68 T A 19: 39,727,896 (GRCm39) E85D probably damaging Het
Dnah9 T C 11: 65,976,303 (GRCm39) S1249G possibly damaging Het
E2f1 C G 2: 154,405,942 (GRCm39) G144R probably damaging Het
Fbxw24 A T 9: 109,437,256 (GRCm39) D210E probably damaging Het
Fcgr1 T C 3: 96,191,893 (GRCm39) Y305C probably benign Het
Gm10226 G T 17: 21,910,876 (GRCm39) C37F possibly damaging Het
Greb1l A G 18: 10,503,182 (GRCm39) Y411C possibly damaging Het
Grin1 T C 2: 25,200,451 (GRCm39) N224D possibly damaging Het
H2-T5 T A 17: 36,476,742 (GRCm39) H244L possibly damaging Het
Il1rap G A 16: 26,531,015 (GRCm39) probably null Het
Iqcg A G 16: 32,865,888 (GRCm39) probably null Het
Klhdc3 C T 17: 46,987,944 (GRCm39) G249E probably damaging Het
Lct T C 1: 128,231,963 (GRCm39) M629V probably damaging Het
Macrod2 T G 2: 140,260,777 (GRCm39) H68Q possibly damaging Het
Morn4 T C 19: 42,066,986 (GRCm39) T2A possibly damaging Het
Msc G C 1: 14,825,902 (GRCm39) P24R probably damaging Het
Msh5 T C 17: 35,258,226 (GRCm39) D300G probably damaging Het
Myo10 A G 15: 25,807,955 (GRCm39) Y1859C probably damaging Het
Nacc1 A G 8: 85,399,673 (GRCm39) *515Q probably null Het
Or1ad6 T A 11: 50,860,223 (GRCm39) I126N probably damaging Het
Or4n5 T A 14: 50,133,230 (GRCm39) T10S probably benign Het
Or5g29 T C 2: 85,421,274 (GRCm39) L130S probably damaging Het
Oxgr1 C T 14: 120,259,572 (GRCm39) V212M possibly damaging Het
P3h2 G C 16: 25,924,040 (GRCm39) R132G possibly damaging Het
Pcdha9 T A 18: 37,132,198 (GRCm39) H422Q probably benign Het
Pcdhga12 A G 18: 37,901,138 (GRCm39) T657A probably damaging Het
Pcx A G 19: 4,660,031 (GRCm39) K442R possibly damaging Het
Pkd2 T C 5: 104,614,750 (GRCm39) silent Het
Plg T G 17: 12,609,150 (GRCm39) C152G probably damaging Het
Plk4 A G 3: 40,760,984 (GRCm39) E438G probably damaging Het
Ryr3 A G 2: 112,560,653 (GRCm39) L3016P probably damaging Het
Sdccag8 T G 1: 176,695,932 (GRCm39) probably null Het
Slc24a1 A T 9: 64,855,506 (GRCm39) M467K probably benign Het
Sorl1 T G 9: 41,946,744 (GRCm39) I856L probably damaging Het
Spag7 T C 11: 70,555,688 (GRCm39) D83G probably damaging Het
Tmem59l A G 8: 70,939,951 (GRCm39) L6S unknown Het
Tmprss11b T C 5: 86,812,137 (GRCm39) N170S probably benign Het
Tnfrsf1b G A 4: 144,950,855 (GRCm39) Q253* probably null Het
Trim12a G A 7: 103,956,201 (GRCm39) A113V probably benign Het
Ttn A G 2: 76,727,987 (GRCm39) probably benign Het
Vmn1r213 A C 13: 23,195,593 (GRCm39) probably benign Het
Vmn1r54 C A 6: 90,246,864 (GRCm39) Y259* probably null Het
Vmn1r55 A G 7: 5,150,075 (GRCm39) V116A probably benign Het
Vmn2r120 T C 17: 57,816,477 (GRCm39) N626S probably damaging Het
Vmn2r58 A G 7: 41,522,051 (GRCm39) F15S possibly damaging Het
Vmn2r73 A T 7: 85,520,768 (GRCm39) V400E probably damaging Het
Zbtb39 A G 10: 127,578,696 (GRCm39) I423M possibly damaging Het
Zfp352 A G 4: 90,113,401 (GRCm39) N514D probably benign Het
Zfp451 A T 1: 33,816,494 (GRCm39) H485Q 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
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'- TGGTGAAGGACTAACAGCCAC -3'
(R):5'- CCCATGACCTTCGATATTGTAGATTC -3'

Sequencing Primer
(F):5'- CACTGCAGAGCCCACAGTG -3'
(R):5'- AGTGAGCCAGCTTGGTTTCC -3'
Posted On 2015-07-07