Incidental Mutation 'R1436:Ikbkb'
ID 160645
Institutional Source Beutler Lab
Gene Symbol Ikbkb
Ensembl Gene ENSMUSG00000031537
Gene Name inhibitor of kappaB kinase beta
Synonyms IKK[b], IKK-beta, IKK-2, IKK2, IKKbeta
MMRRC Submission 039491-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R1436 (G1)
Quality Score 102
Status Validated
Chromosome 8
Chromosomal Location 23149228-23196605 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 23163419 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Isoleucine at position 297 (N297I)
Ref Sequence ENSEMBL: ENSMUSP00000064235 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000033939] [ENSMUST00000063401] [ENSMUST00000125314] [ENSMUST00000135326]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000033939
AA Change: N297I

PolyPhen 2 Score 0.242 (Sensitivity: 0.91; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000033939
Gene: ENSMUSG00000031537
AA Change: N297I

DomainStartEndE-ValueType
Pfam:Pkinase_Tyr 15 247 1.2e-38 PFAM
Pfam:Pkinase 15 296 1.2e-54 PFAM
Pfam:Kdo 31 176 1.3e-7 PFAM
IKKbetaNEMObind 705 742 4.71e-16 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000063401
AA Change: N297I

PolyPhen 2 Score 0.242 (Sensitivity: 0.91; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000064235
Gene: ENSMUSG00000031537
AA Change: N297I

DomainStartEndE-ValueType
Pfam:Pkinase_Tyr 15 247 7.3e-39 PFAM
Pfam:Pkinase 15 296 6.9e-56 PFAM
Pfam:Kdo 44 177 3e-8 PFAM
IKKbetaNEMObind 705 737 1.83e-4 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000125314
AA Change: N297I

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000138156
Gene: ENSMUSG00000031537
AA Change: N297I

DomainStartEndE-ValueType
Pfam:Pkinase_Tyr 15 248 2.8e-38 PFAM
Pfam:Pkinase 15 296 2.5e-55 PFAM
Pfam:Kdo 43 177 1.4e-7 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000126496
Predicted Effect probably benign
Transcript: ENSMUST00000135326
AA Change: N297I

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000138378
Gene: ENSMUSG00000031537
AA Change: N297I

DomainStartEndE-ValueType
Pfam:Pkinase_Tyr 15 248 2.8e-38 PFAM
Pfam:Pkinase 15 296 2.5e-55 PFAM
Pfam:Kdo 43 177 1.4e-7 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000146212
Predicted Effect noncoding transcript
Transcript: ENSMUST00000150259
Meta Mutation Damage Score 0.1371 question?
Coding Region Coverage
  • 1x: 98.9%
  • 3x: 97.8%
  • 10x: 94.6%
  • 20x: 86.8%
Validation Efficiency 94% (65/69)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene phosphorylates the inhibitor in the inhibitor/NF-kappa-B complex, causing dissociation of the inhibitor and activation of NF-kappa-B. The encoded protein itself is found in a complex of proteins. Several transcript variants, some protein-coding and some not, have been found for this gene. [provided by RefSeq, Sep 2011]
PHENOTYPE: Homozygotes for targeted null mutations exhibit liver degeneration and die in midgestation. Conditional mutations that lack gene expression in lymphoid cells or epidermal keratinocytes exhibit B and T cell deficits and skin inflammation, respectively. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 59 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A2m T C 6: 121,621,172 (GRCm39) F292S probably benign Het
Aadacl2fm3 A T 3: 59,772,760 (GRCm39) D88V probably damaging Het
Abca13 T C 11: 9,242,646 (GRCm39) V1503A probably damaging Het
AI661453 C T 17: 47,777,627 (GRCm39) probably benign Het
Ano2 T C 6: 125,844,134 (GRCm39) probably null Het
Areg G T 5: 91,287,664 (GRCm39) probably benign Het
Atg16l2 A G 7: 100,940,757 (GRCm39) V453A probably damaging Het
BC034090 A G 1: 155,101,662 (GRCm39) S563P probably benign Het
Bhmt-ps1 A G 4: 26,369,591 (GRCm39) noncoding transcript Het
Birc6 C A 17: 74,959,700 (GRCm39) P3855Q probably damaging Het
Cd151 A T 7: 141,049,197 (GRCm39) K8M probably damaging Het
Cd163 T C 6: 124,304,890 (GRCm39) V1089A possibly damaging Het
Chd3 A T 11: 69,248,400 (GRCm39) probably null Het
Cnot6l T A 5: 96,281,971 (GRCm39) E9V probably damaging Het
Col22a1 A G 15: 71,794,806 (GRCm39) probably benign Het
Cyp2c68 A G 19: 39,729,484 (GRCm39) M1T probably null Het
Dbp T C 7: 45,357,879 (GRCm39) V149A probably damaging Het
Dnah10 T C 5: 124,839,285 (GRCm39) V1241A probably benign Het
Galnt10 T C 11: 57,662,295 (GRCm39) S314P probably damaging Het
Glce C T 9: 61,977,292 (GRCm39) probably null Het
Gm5093 C G 17: 46,750,680 (GRCm39) D116H probably damaging Het
Golim4 A G 3: 75,785,951 (GRCm39) probably null Het
Helz2 A T 2: 180,877,317 (GRCm39) I1107N probably damaging Het
Hoxc9 T C 15: 102,890,304 (GRCm39) S74P probably benign Het
Il20ra T A 10: 19,625,000 (GRCm39) I93N probably damaging Het
Itch C A 2: 155,034,065 (GRCm39) N412K probably damaging Het
Kcna5 T A 6: 126,511,724 (GRCm39) T135S probably damaging Het
Lncpint G A 6: 31,157,974 (GRCm39) noncoding transcript Het
Lrrc39 A T 3: 116,373,293 (GRCm39) probably null Het
Mad2l1 T A 6: 66,516,797 (GRCm39) V163E possibly damaging Het
Moxd1 C T 10: 24,120,256 (GRCm39) T128M probably damaging Het
Mpeg1 C T 19: 12,439,823 (GRCm39) S427F probably damaging Het
Nckap5 T C 1: 125,953,798 (GRCm39) Y854C possibly damaging Het
Ncln C T 10: 81,325,727 (GRCm39) E373K probably damaging Het
Neurod4 T C 10: 130,106,540 (GRCm39) T245A possibly damaging Het
Nsun5 T C 5: 135,399,067 (GRCm39) L39P probably damaging Het
Or2ad1 G T 13: 21,327,162 (GRCm39) Q22K probably benign Het
Or4c105 A T 2: 88,648,336 (GRCm39) T274S possibly damaging Het
Or4f7 A G 2: 111,644,906 (GRCm39) L55S probably damaging Het
Pde8b T C 13: 95,162,678 (GRCm39) T815A probably benign Het
Pofut2 C T 10: 77,104,398 (GRCm39) R392W probably damaging Het
Ppip5k2 G A 1: 97,639,507 (GRCm39) T1186I probably benign Het
Rhot2 A C 17: 26,060,374 (GRCm39) S277R probably benign Het
Satb1 T G 17: 52,111,391 (GRCm39) probably null Het
Sec31b T C 19: 44,524,634 (GRCm39) I88V probably damaging Het
Selenon T A 4: 134,267,997 (GRCm39) E483V probably damaging Het
Serpinc1 A G 1: 160,820,981 (GRCm39) T22A possibly damaging Het
Sf3a2 G A 10: 80,640,040 (GRCm39) probably benign Het
Sf3b1 A G 1: 55,040,580 (GRCm39) Y561H possibly damaging Het
Smarcc1 T A 9: 109,947,708 (GRCm39) probably benign Het
Stard3nl C T 13: 19,556,819 (GRCm39) R107Q probably damaging Het
Syce1 C T 7: 140,357,593 (GRCm39) R324H possibly damaging Het
Tnk1 G T 11: 69,743,119 (GRCm39) probably benign Het
Trim46 A G 3: 89,150,968 (GRCm39) F198L probably damaging Het
Trip4 A T 9: 65,788,233 (GRCm39) W71R probably damaging Het
Ubox5 A C 2: 130,439,213 (GRCm39) probably benign Het
Ust G A 10: 8,183,202 (GRCm39) T167M probably damaging Het
Zbtb2 T C 10: 4,318,697 (GRCm39) Q443R probably benign Het
Zfp407 A G 18: 84,361,196 (GRCm39) probably benign Het
Other mutations in Ikbkb
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00095:Ikbkb APN 8 23,196,127 (GRCm39) missense probably damaging 0.99
IGL00899:Ikbkb APN 8 23,150,463 (GRCm39) missense possibly damaging 0.84
IGL02271:Ikbkb APN 8 23,155,919 (GRCm39) missense probably benign 0.00
IGL02569:Ikbkb APN 8 23,183,899 (GRCm39) missense probably damaging 1.00
IGL02610:Ikbkb APN 8 23,165,088 (GRCm39) critical splice acceptor site probably null
IGL03085:Ikbkb APN 8 23,172,802 (GRCm39) missense probably benign 0.03
Baby UTSW 8 23,165,052 (GRCm39) missense probably damaging 1.00
Impaired UTSW 8 23,156,036 (GRCm39) missense probably damaging 1.00
Kiki UTSW 8 23,161,658 (GRCm39) missense possibly damaging 0.95
R0110:Ikbkb UTSW 8 23,161,651 (GRCm39) nonsense probably null
R0366:Ikbkb UTSW 8 23,185,276 (GRCm39) splice site probably benign
R0469:Ikbkb UTSW 8 23,161,651 (GRCm39) nonsense probably null
R0510:Ikbkb UTSW 8 23,161,651 (GRCm39) nonsense probably null
R1386:Ikbkb UTSW 8 23,155,633 (GRCm39) missense possibly damaging 0.69
R1645:Ikbkb UTSW 8 23,181,082 (GRCm39) missense probably damaging 0.98
R1695:Ikbkb UTSW 8 23,163,496 (GRCm39) missense probably benign 0.00
R2118:Ikbkb UTSW 8 23,157,233 (GRCm39) splice site probably benign
R2120:Ikbkb UTSW 8 23,157,233 (GRCm39) splice site probably benign
R2121:Ikbkb UTSW 8 23,157,233 (GRCm39) splice site probably benign
R2124:Ikbkb UTSW 8 23,157,233 (GRCm39) splice site probably benign
R2124:Ikbkb UTSW 8 23,156,036 (GRCm39) missense probably damaging 1.00
R2148:Ikbkb UTSW 8 23,172,761 (GRCm39) missense probably damaging 1.00
R2179:Ikbkb UTSW 8 23,171,769 (GRCm39) critical splice acceptor site probably null
R2897:Ikbkb UTSW 8 23,159,693 (GRCm39) missense possibly damaging 0.71
R3861:Ikbkb UTSW 8 23,168,852 (GRCm39) missense possibly damaging 0.94
R4019:Ikbkb UTSW 8 23,161,728 (GRCm39) missense probably benign 0.03
R4723:Ikbkb UTSW 8 23,159,623 (GRCm39) missense probably benign 0.24
R4962:Ikbkb UTSW 8 23,171,693 (GRCm39) missense probably damaging 1.00
R5715:Ikbkb UTSW 8 23,168,866 (GRCm39) missense probably damaging 1.00
R6738:Ikbkb UTSW 8 23,165,052 (GRCm39) missense probably damaging 1.00
R6875:Ikbkb UTSW 8 23,155,909 (GRCm39) missense probably damaging 0.99
R7054:Ikbkb UTSW 8 23,161,658 (GRCm39) missense possibly damaging 0.95
R7284:Ikbkb UTSW 8 23,158,976 (GRCm39) missense probably benign 0.32
R7383:Ikbkb UTSW 8 23,159,066 (GRCm39) missense probably benign
R7633:Ikbkb UTSW 8 23,161,757 (GRCm39) missense probably benign 0.08
R7768:Ikbkb UTSW 8 23,185,252 (GRCm39) missense probably damaging 0.99
R7819:Ikbkb UTSW 8 23,161,742 (GRCm39) missense probably benign 0.05
R8332:Ikbkb UTSW 8 23,155,641 (GRCm39) missense possibly damaging 0.79
R8369:Ikbkb UTSW 8 23,181,097 (GRCm39) missense probably benign 0.32
R8421:Ikbkb UTSW 8 23,168,804 (GRCm39) critical splice donor site probably null
R8934:Ikbkb UTSW 8 23,150,407 (GRCm39) makesense probably null
R9249:Ikbkb UTSW 8 23,171,735 (GRCm39) nonsense probably null
R9352:Ikbkb UTSW 8 23,150,444 (GRCm39) missense probably benign
R9367:Ikbkb UTSW 8 23,171,711 (GRCm39) missense probably damaging 1.00
R9524:Ikbkb UTSW 8 23,172,740 (GRCm39) critical splice donor site probably null
R9581:Ikbkb UTSW 8 23,155,575 (GRCm39) missense probably damaging 0.99
R9588:Ikbkb UTSW 8 23,151,410 (GRCm39) missense unknown
Predicted Primers PCR Primer
(F):5'- TGGATTTGCCAAGACCCTTTGCTAC -3'
(R):5'- TGCTTCGGGATTTGCACACTGC -3'

Sequencing Primer
(F):5'- TTTTTAGCCCAAAGAGTCAGAGG -3'
(R):5'- TGCAGCTGATGCTTATGTGG -3'
Posted On 2014-03-14