Incidental Mutation 'R5864:Ighmbp2'
ID 454098
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 # R5864 (G1)
Quality Score 203
Status Not validated
Chromosome 19
Chromosomal Location 3309076-3333011 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 3311467 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 983 (T983A)
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 benign
Transcript: ENSMUST00000025751
AA Change: T983A

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000025751
Gene: ENSMUSG00000024831
AA Change: T983A

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
SMART Domains Protein: ENSMUSP00000113438
Gene: ENSMUSG00000024831

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
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.5%
  • 10x: 97.7%
  • 20x: 93.0%
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
Acot4 A T 12: 84,090,178 (GRCm39) I292F probably benign Het
Adamdec1 A G 14: 68,807,551 (GRCm39) S370P probably damaging Het
Ankar T C 1: 72,698,324 (GRCm39) K692R probably benign Het
Ano6 T C 15: 95,818,261 (GRCm39) probably null Het
Asns G A 6: 7,675,443 (GRCm39) Q520* probably null Het
Bbs12 C T 3: 37,373,639 (GRCm39) T144I probably damaging Het
C8g C T 2: 25,388,955 (GRCm39) G186D probably damaging Het
Clptm1l T C 13: 73,754,403 (GRCm39) F109S probably damaging Het
Coa8 G A 12: 111,717,652 (GRCm39) V171I probably benign Het
Col4a1 G A 8: 11,252,973 (GRCm39) probably benign Het
Cpn2 T C 16: 30,078,501 (GRCm39) D400G probably damaging Het
Dgke G C 11: 88,941,288 (GRCm39) Y298* probably null Het
Dnah5 G A 15: 28,297,159 (GRCm39) R1451Q possibly damaging Het
Dock8 A G 19: 25,038,584 (GRCm39) D90G probably damaging Het
Dok7 A C 5: 35,223,890 (GRCm39) D143A probably damaging Het
Elk3 G A 10: 93,120,653 (GRCm39) A62V probably damaging Het
Epha2 T A 4: 141,035,738 (GRCm39) M58K probably damaging Het
Erp27 G T 6: 136,885,098 (GRCm39) D233E probably benign Het
Gm5174 T A 10: 86,493,045 (GRCm39) noncoding transcript Het
Gxylt2 A G 6: 100,760,107 (GRCm39) D214G probably damaging Het
Hrob G A 11: 102,145,972 (GRCm39) E83K probably benign Het
Ifi35 A T 11: 101,349,069 (GRCm39) I238F probably damaging Het
Itgb4 C T 11: 115,881,748 (GRCm39) R766W probably damaging Het
Lrp1 C A 10: 127,403,374 (GRCm39) K2066N possibly damaging Het
Mansc1 T G 6: 134,587,816 (GRCm39) probably null Het
Mapre3 T C 5: 31,020,582 (GRCm39) F101S probably damaging Het
Mettl8 T C 2: 70,812,357 (GRCm39) T58A probably benign Het
Mical1 G T 10: 41,362,064 (GRCm39) R857L possibly damaging Het
Nacad T C 11: 6,550,581 (GRCm39) D870G probably benign Het
Nectin1 A G 9: 43,702,607 (GRCm39) D118G probably damaging Het
Nlrp2 A T 7: 5,325,380 (GRCm39) L26Q probably damaging Het
Or10a3m A G 7: 108,312,671 (GRCm39) D25G probably benign Het
Pamr1 T C 2: 102,464,693 (GRCm39) S281P possibly damaging Het
Pcdhgc5 T A 18: 37,954,814 (GRCm39) V696E probably damaging Het
Pde4d G T 13: 110,074,582 (GRCm39) A396S probably benign Het
Pecam1 G T 11: 106,575,076 (GRCm39) C510* probably null Het
Pga5 C T 19: 10,652,513 (GRCm39) G76S probably damaging Het
Phldb3 A T 7: 24,323,571 (GRCm39) H435L possibly damaging Het
Piezo1 T C 8: 123,213,112 (GRCm39) R1884G possibly damaging Het
Ripk4 T C 16: 97,564,782 (GRCm39) H43R probably damaging Het
Rtn3 A G 19: 7,412,476 (GRCm39) V785A probably damaging Het
Safb2 A G 17: 56,873,491 (GRCm39) probably benign Het
Sephs1 T C 2: 4,910,393 (GRCm39) F288L probably damaging Het
Sez6l A G 5: 112,586,266 (GRCm39) probably null Het
Siglece A G 7: 43,308,741 (GRCm39) L204P probably damaging Het
Sis T C 3: 72,857,151 (GRCm39) D380G probably damaging Het
Slamf9 G T 1: 172,304,033 (GRCm39) R126L probably benign Het
Sorl1 A G 9: 42,003,669 (GRCm39) L209P probably damaging Het
Sptbn1 A C 11: 30,095,925 (GRCm39) I310S probably damaging Het
Tex52 A G 6: 128,356,645 (GRCm39) T113A probably benign Het
Trav6-3 T A 14: 53,667,628 (GRCm39) Y33* probably null Het
Vmn2r102 A G 17: 19,914,943 (GRCm39) E836G possibly damaging Het
Wdsub1 C T 2: 59,708,819 (GRCm39) C18Y probably damaging Het
Zfp341 C A 2: 154,485,474 (GRCm39) H637N possibly damaging Het
Zfp445 C T 9: 122,682,552 (GRCm39) S463N probably benign Het
Zfp612 G A 8: 110,816,358 (GRCm39) D522N 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
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
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'- AAAGCATCAATGGGGCCTG -3'
(R):5'- TCTTTCAGATCCACGGCTGTG -3'

Sequencing Primer
(F):5'- ATGGTAACTAGGCGCATCTC -3'
(R):5'- CTGTGGAGAAAAGGCTCGTGC -3'
Posted On 2017-02-10