Incidental Mutation 'R8369:Ikbkb'
ID 646300
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 067739-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R8369 (G1)
Quality Score 225.009
Status Not validated
Chromosome 8
Chromosomal Location 23149228-23196605 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 23181097 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 122 (V122A)
Ref Sequence ENSEMBL: ENSMUSP00000033939 (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: V122A

PolyPhen 2 Score 0.323 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000033939
Gene: ENSMUSG00000031537
AA Change: V122A

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: V122A

PolyPhen 2 Score 0.116 (Sensitivity: 0.93; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000064235
Gene: ENSMUSG00000031537
AA Change: V122A

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: V122A

PolyPhen 2 Score 0.336 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000138156
Gene: ENSMUSG00000031537
AA Change: V122A

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 possibly damaging
Transcript: ENSMUST00000131767
AA Change: V73A

PolyPhen 2 Score 0.458 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000120916
Gene: ENSMUSG00000031537
AA Change: V73A

DomainStartEndE-ValueType
Pfam:Pkinase 7 100 5.5e-16 PFAM
Pfam:Pkinase_Tyr 11 100 1.4e-13 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000135326
AA Change: V122A

PolyPhen 2 Score 0.336 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000138378
Gene: ENSMUSG00000031537
AA Change: V122A

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
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.7%
Validation Efficiency
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: 49 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4932438H23Rik G A 16: 90,852,657 (GRCm39) H160Y probably benign Het
Abcc4 T G 14: 118,864,869 (GRCm39) I386L probably benign Het
Arap2 G A 5: 62,761,669 (GRCm39) R1686* probably null Het
Arfgef3 A T 10: 18,465,477 (GRCm39) I2122N probably benign Het
Arhgap44 A T 11: 64,950,680 (GRCm39) D119E probably damaging Het
Atp2b2 C T 6: 113,790,747 (GRCm39) probably null Het
Bltp1 T A 3: 37,065,752 (GRCm39) L9M Het
Brinp1 A T 4: 68,716,936 (GRCm39) L304Q possibly damaging Het
C2cd3 T C 7: 100,044,465 (GRCm39) V349A probably benign Het
Ccdc93 T C 1: 121,405,597 (GRCm39) Y347H probably damaging Het
Ccdc93 T G 1: 121,422,126 (GRCm39) I534S probably benign Het
Cyb5r4 A T 9: 86,922,486 (GRCm39) D165V probably benign Het
Cygb G A 11: 116,540,109 (GRCm39) T180I probably benign Het
Cyp4f15 T A 17: 32,916,939 (GRCm39) S285R probably benign Het
Daxx G T 17: 34,131,590 (GRCm39) C433F probably damaging Het
Dcaf6 T C 1: 165,185,043 (GRCm39) E483G probably damaging Het
Dennd1a T A 2: 37,938,766 (GRCm39) I115F probably damaging Het
Dnajc5b A G 3: 19,664,796 (GRCm39) D198G probably damaging Het
Ercc1 T A 7: 19,088,377 (GRCm39) C243* probably null Het
Ermard T C 17: 15,273,560 (GRCm39) F382L probably damaging Het
Fer1l4 C A 2: 155,861,680 (GRCm39) G1879V probably benign Het
Focad T A 4: 88,150,905 (GRCm39) H516Q unknown Het
Gcsam T A 16: 45,436,369 (GRCm39) W51R probably damaging Het
Iqgap2 A T 13: 95,798,111 (GRCm39) S1065T probably damaging Het
Kif16b G A 2: 142,553,777 (GRCm39) A1007V probably benign Het
Krt24 A T 11: 99,173,534 (GRCm39) C262* probably null Het
Lrat T C 3: 82,810,865 (GRCm39) E52G probably damaging Het
Misp3 T A 8: 84,737,627 (GRCm39) H94L unknown Het
N4bp3 A G 11: 51,535,253 (GRCm39) L312P probably damaging Het
Naxe T C 3: 87,963,994 (GRCm39) T246A probably benign Het
Pcolce2 A T 9: 95,519,847 (GRCm39) M1L probably benign Het
Slc7a6 G A 8: 106,919,796 (GRCm39) A270T probably damaging Het
Sord T A 2: 122,076,976 (GRCm39) I27K probably benign Het
Srek1ip1 A G 13: 104,970,798 (GRCm39) E83G probably benign Het
Srgap3 A C 6: 112,699,779 (GRCm39) N1090K probably benign Het
Sult2a6 A C 7: 13,987,327 (GRCm39) probably null Het
Tacc2 T A 7: 130,223,888 (GRCm39) I191N probably damaging Het
Thoc3 A G 13: 54,615,708 (GRCm39) S119P probably damaging Het
Tirap A G 9: 35,100,052 (GRCm39) S211P probably benign Het
Tle4 T C 19: 14,429,876 (GRCm39) T632A probably benign Het
Tnfaip8l2 T A 3: 95,047,486 (GRCm39) I126F probably benign Het
Txnrd1 A G 10: 82,710,480 (GRCm39) T114A probably benign Het
Vmn2r14 A G 5: 109,369,342 (GRCm39) L77P probably damaging Het
Wwc1 G A 11: 35,758,198 (GRCm39) T716I probably damaging Het
Yod1 A G 1: 130,645,360 (GRCm39) K47R probably benign Het
Zfhx2 A T 14: 55,304,201 (GRCm39) M1261K probably benign Het
Zfhx3 T C 8: 109,583,448 (GRCm39) I1105T possibly damaging Het
Zfp9 C A 6: 118,441,353 (GRCm39) K436N probably damaging Het
Zfp979 T C 4: 147,697,548 (GRCm39) H387R possibly damaging 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
R1436:Ikbkb UTSW 8 23,163,419 (GRCm39) missense probably benign 0.24
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
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'- CCTACTGTGACTTAGAGAGGAAG -3'
(R):5'- TGCCAGTACAACTGCTCCAG -3'

Sequencing Primer
(F):5'- CTTAGAGAGGAAGGAACTCTATCTG -3'
(R):5'- TCCAGTTGCCTCCAGCCAG -3'
Posted On 2020-09-02