Incidental Mutation 'R2281:Nfkb1'
ID 243102
Institutional Source Beutler Lab
Gene Symbol Nfkb1
Ensembl Gene ENSMUSG00000028163
Gene Name nuclear factor of kappa light polypeptide gene enhancer in B cells 1, p105
Synonyms p50, p50/p105, NF-kappaB, nuclear factor kappaB p50, NF kappaB1, p50 subunit of NF kappaB, NF-kappaB p50
MMRRC Submission 040280-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R2281 (G1)
Quality Score 225
Status Not validated
Chromosome 3
Chromosomal Location 135290416-135397308 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 135307282 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Valine at position 548 (I548V)
Ref Sequence ENSEMBL: ENSMUSP00000128345 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000029812] [ENSMUST00000164430] [ENSMUST00000196469]
AlphaFold P25799
PDB Structure STRUCTURE OF NF-KB P50 HOMODIMER BOUND TO A KB SITE [X-RAY DIFFRACTION]
IKAPPABALPHA/NF-KAPPAB COMPLEX [X-RAY DIFFRACTION]
Crystal structure of a NF-kB heterodimer bound to an IFNb-kB [X-RAY DIFFRACTION]
Crystal structure of a NF-kB heterodimer bound to the Ig/HIV-kB siti [X-RAY DIFFRACTION]
The kB DNA sequence from the HLV-LTR functions as an allosteric regulator of HIV transcription [X-RAY DIFFRACTION]
STRUCTURE OF THE NUCLEAR FACTOR KAPPA-B (NF-KB) P50 HOMODIMER [X-RAY DIFFRACTION]
CRYSTAL STRUCTURE OF NF-kB(p50)2 COMPLEXED TO A HIGH-AFFINITY RNA APTAMER [X-RAY DIFFRACTION]
Crystal stucture of WLAC mutant of dimerisation domain of NF-kB p50 transcription factor [X-RAY DIFFRACTION]
Crystal stucture of MLAV mutant of dimerisation domain of NF-kB p50 transcription factor [X-RAY DIFFRACTION]
Crystal stucture of ILAC mutant of dimerisation domain of NF-kB p50 transcription factor [X-RAY DIFFRACTION]
>> 7 additional structures at PDB <<
Predicted Effect probably damaging
Transcript: ENSMUST00000029812
AA Change: I548V

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000029812
Gene: ENSMUSG00000028163
AA Change: I548V

DomainStartEndE-ValueType
Pfam:RHD 42 240 2.9e-75 PFAM
IPT 247 348 1.14e-22 SMART
low complexity region 368 414 N/A INTRINSIC
ANK 538 568 2.27e1 SMART
ANK 577 606 1.11e-2 SMART
ANK 610 640 2.47e0 SMART
ANK 646 675 5.53e-3 SMART
ANK 680 710 1.9e-1 SMART
ANK 714 743 2.18e-1 SMART
DEATH 801 888 1.9e-19 SMART
low complexity region 890 902 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000129428
Predicted Effect probably benign
Transcript: ENSMUST00000132668
AA Change: I187V

PolyPhen 2 Score 0.052 (Sensitivity: 0.94; Specificity: 0.83)
SMART Domains Protein: ENSMUSP00000114798
Gene: ENSMUSG00000028163
AA Change: I187V

DomainStartEndE-ValueType
low complexity region 8 54 N/A INTRINSIC
Blast:IPT 55 156 4e-22 BLAST
ANK 178 208 2.27e1 SMART
ANK 217 246 1.11e-2 SMART
ANK 250 280 2.47e0 SMART
ANK 286 315 5.53e-3 SMART
ANK 320 350 1.9e-1 SMART
ANK 354 383 2.18e-1 SMART
Blast:DEATH 441 505 1e-34 BLAST
PDB:2DBF|A 442 505 5e-32 PDB
Predicted Effect probably damaging
Transcript: ENSMUST00000164430
AA Change: I548V

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000128345
Gene: ENSMUSG00000028163
AA Change: I548V

DomainStartEndE-ValueType
Pfam:RHD_DNA_bind 42 240 2.9e-75 PFAM
IPT 247 348 1.14e-22 SMART
low complexity region 368 414 N/A INTRINSIC
ANK 538 568 2.27e1 SMART
ANK 577 606 1.11e-2 SMART
ANK 610 640 2.47e0 SMART
ANK 646 675 5.53e-3 SMART
ANK 680 710 1.9e-1 SMART
ANK 714 743 2.18e-1 SMART
DEATH 801 888 1.9e-19 SMART
low complexity region 890 902 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000184550
AA Change: I36V

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
Predicted Effect probably benign
Transcript: ENSMUST00000196469
SMART Domains Protein: ENSMUSP00000143601
Gene: ENSMUSG00000028163

DomainStartEndE-ValueType
Pfam:RHD_DNA_bind 42 90 2.5e-19 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000199588
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.5%
  • 10x: 97.0%
  • 20x: 94.0%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a 105 kD protein which can undergo cotranslational processing by the 26S proteasome to produce a 50 kD protein. The 105 kD protein is a Rel protein-specific transcription inhibitor and the 50 kD protein is a DNA binding subunit of the NF-kappa-B (NFKB) protein complex. NFKB is a transcription regulator that is activated by various intra- and extra-cellular stimuli such as cytokines, oxidant-free radicals, ultraviolet irradiation, and bacterial or viral products. Activated NFKB translocates into the nucleus and stimulates the expression of genes involved in a wide variety of biological functions. Inappropriate activation of NFKB has been associated with a number of inflammatory diseases while persistent inhibition of NFKB leads to inappropriate immune cell development or delayed cell growth. Alternative splicing results in multiple transcript variants encoding different isoforms, at least one of which is proteolytically processed. [provided by RefSeq, Feb 2016]
PHENOTYPE: Homozygous null mice have a decreased survivor rate, abnormal T cell development and decreased number of peripheral T cells, abnormal humoral responses with decreased immunoglobulin class switching, exhibit mild organ inflammation, and are susceptible toboth bacterial infections and hearing loss. [provided by MGI curators]
Allele List at MGI

All alleles(79) : Targeted(5) Gene trapped(74)

Other mutations in this stock
Total: 73 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930503B20Rik A G 3: 146,352,179 (GRCm39) L228S probably damaging Het
Abca13 A T 11: 9,278,136 (GRCm39) K3105N probably damaging Het
Abca3 T A 17: 24,595,700 (GRCm39) L351Q possibly damaging Het
Acadm A G 3: 153,638,680 (GRCm39) I231T possibly damaging Het
Adamts4 A T 1: 171,083,798 (GRCm39) Q456L probably damaging Het
Adgra3 C T 5: 50,159,222 (GRCm39) V343I probably benign Het
Ajuba C A 14: 54,814,645 (GRCm39) G26V probably damaging Het
Aldh1a1 A G 19: 20,597,455 (GRCm39) I145M possibly damaging Het
Ankrd42 G A 7: 92,274,981 (GRCm39) Q110* probably null Het
Ano3 T A 2: 110,513,104 (GRCm39) E630D probably benign Het
Ap3d1 T C 10: 80,549,832 (GRCm39) D771G probably damaging Het
Arhgap30 A G 1: 171,216,896 (GRCm39) D21G probably damaging Het
Atg13 T C 2: 91,509,770 (GRCm39) N374S probably benign Het
Ccdc168 T A 1: 44,095,620 (GRCm39) H1826L possibly damaging Het
Ccser1 A T 6: 61,547,799 (GRCm39) M49L probably damaging Het
Cdh5 A G 8: 104,852,365 (GRCm39) E160G probably damaging Het
Cpd T C 11: 76,688,627 (GRCm39) K882E probably benign Het
Crtac1 G A 19: 42,272,006 (GRCm39) L646F unknown Het
Cyp27b1 T G 10: 126,884,163 (GRCm39) V5G probably damaging Het
Dcaf11 G T 14: 55,806,828 (GRCm39) *550Y probably null Het
Dhx58 A G 11: 100,588,980 (GRCm39) probably null Het
Dlg2 T A 7: 92,087,249 (GRCm39) I881N probably damaging Het
Ece1 C T 4: 137,673,673 (GRCm39) T407M possibly damaging Het
Ecsit C T 9: 21,987,836 (GRCm39) V68I possibly damaging Het
Egln1 T C 8: 125,675,153 (GRCm39) D214G probably benign Het
Espn T C 4: 152,220,002 (GRCm39) T47A possibly damaging Het
F5 A G 1: 164,023,289 (GRCm39) I1616V possibly damaging Het
Fam43b G C 4: 138,122,409 (GRCm39) R304G probably benign Het
Flnc G A 6: 29,438,665 (GRCm39) W186* probably null Het
Fryl T C 5: 73,198,707 (GRCm39) D2640G possibly damaging Het
Gabrg2 T C 11: 41,867,463 (GRCm39) K52R possibly damaging Het
Ganab T C 19: 8,886,832 (GRCm39) V306A probably damaging Het
Glod4 A T 11: 76,128,635 (GRCm39) I70N possibly damaging Het
Gsn T A 2: 35,173,930 (GRCm39) V2E probably benign Het
H1f2 A G 13: 23,922,907 (GRCm39) K26E probably benign Het
Hrg C T 16: 22,780,059 (GRCm39) probably benign Het
Kctd19 T C 8: 106,113,898 (GRCm39) T592A probably benign Het
Kdm3b A G 18: 34,941,472 (GRCm39) D521G probably damaging Het
Lrba A G 3: 86,683,410 (GRCm39) H2744R possibly damaging Het
Lsr C T 7: 30,657,770 (GRCm39) A397T probably damaging Het
Methig1 A T 15: 100,251,241 (GRCm39) M51L possibly damaging Het
Mga A G 2: 119,734,204 (GRCm39) I351V probably benign Het
Mlf1 G A 3: 67,307,084 (GRCm39) V250I possibly damaging Het
Mreg A T 1: 72,231,223 (GRCm39) N78K probably damaging Het
Mtor A G 4: 148,574,012 (GRCm39) D1294G probably benign Het
Nlrp3 T C 11: 59,439,962 (GRCm39) F513S possibly damaging Het
Nphp4 A G 4: 152,641,500 (GRCm39) K1094E possibly damaging Het
Nr3c2 C A 8: 77,636,536 (GRCm39) H546N probably damaging Het
Nr4a2 T A 2: 57,002,211 (GRCm39) M18L probably benign Het
Or2y1f A C 11: 49,184,459 (GRCm39) T104P probably benign Het
Or4c109 G A 2: 88,817,814 (GRCm39) T244I probably benign Het
Pclo A G 5: 14,590,346 (GRCm39) N882S unknown Het
Pde6a T C 18: 61,395,505 (GRCm39) Y583H probably damaging Het
Pip5k1b T A 19: 24,356,311 (GRCm39) Y209F probably damaging Het
Plch2 A T 4: 155,068,766 (GRCm39) S1182T probably damaging Het
Ptger2 G T 14: 45,227,107 (GRCm39) R229L probably damaging Het
Ptpru C A 4: 131,535,810 (GRCm39) G389V probably damaging Het
Ric8a A G 7: 140,441,851 (GRCm39) N249S probably benign Het
Slc26a5 A G 5: 22,036,508 (GRCm39) I266T possibly damaging Het
Smyd1 T C 6: 71,215,660 (GRCm39) N100D probably damaging Het
Spmap2l T C 5: 77,207,214 (GRCm39) I324T probably damaging Het
Stag3 T C 5: 138,296,546 (GRCm39) F468S probably damaging Het
Stk31 C T 6: 49,394,184 (GRCm39) T182I probably damaging Het
Svep1 G T 4: 58,082,677 (GRCm39) N1982K possibly damaging Het
Tinagl1 A G 4: 130,060,786 (GRCm39) Y344H probably damaging Het
Tmem216 T A 19: 10,529,237 (GRCm39) T104S probably damaging Het
Tmem231 T C 8: 112,645,563 (GRCm39) D112G probably damaging Het
Ube4b A G 4: 149,429,029 (GRCm39) I870T probably damaging Het
Vwa8 T A 14: 79,302,436 (GRCm39) L1035Q possibly damaging Het
Wdr35 A G 12: 9,028,628 (GRCm39) Q82R probably benign Het
Wnk1 A T 6: 119,940,601 (GRCm39) probably null Het
Zc3h7a T C 16: 10,976,458 (GRCm39) probably benign Het
Zfp532 T C 18: 65,757,783 (GRCm39) V572A probably damaging Het
Other mutations in Nfkb1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01293:Nfkb1 APN 3 135,296,600 (GRCm39) missense probably damaging 1.00
IGL01345:Nfkb1 APN 3 135,300,742 (GRCm39) missense probably damaging 1.00
IGL01629:Nfkb1 APN 3 135,307,228 (GRCm39) missense probably benign
IGL02216:Nfkb1 APN 3 135,300,724 (GRCm39) missense probably damaging 0.98
IGL02273:Nfkb1 APN 3 135,310,968 (GRCm39) missense probably benign 0.01
IGL02508:Nfkb1 APN 3 135,296,579 (GRCm39) missense probably damaging 0.99
IGL03095:Nfkb1 APN 3 135,324,591 (GRCm39) missense possibly damaging 0.48
Conversely UTSW 3 135,332,420 (GRCm39) missense probably damaging 1.00
Finlay UTSW 3 135,300,814 (GRCm39) nonsense probably null
Frisbee UTSW 3 135,319,704 (GRCm39) missense possibly damaging 0.93
Honeyeater UTSW 3 135,297,312 (GRCm39) splice site probably benign
kookaburra UTSW 3 135,332,372 (GRCm39) nonsense probably null
Murgatroyd UTSW 3 135,332,471 (GRCm39) missense possibly damaging 0.72
Poderoso UTSW 3 135,319,751 (GRCm39) missense probably damaging 1.00
Puff UTSW 3 135,300,814 (GRCm39) nonsense probably null
Roomba UTSW 3 135,318,173 (GRCm39) critical splice donor site probably null
Wheelo UTSW 3 135,321,110 (GRCm39) missense possibly damaging 0.81
R0026:Nfkb1 UTSW 3 135,297,334 (GRCm39) missense probably damaging 1.00
R0047:Nfkb1 UTSW 3 135,300,814 (GRCm39) nonsense probably null
R0989:Nfkb1 UTSW 3 135,295,157 (GRCm39) missense probably benign 0.00
R1210:Nfkb1 UTSW 3 135,300,688 (GRCm39) missense probably benign 0.03
R1661:Nfkb1 UTSW 3 135,300,718 (GRCm39) missense probably damaging 1.00
R1665:Nfkb1 UTSW 3 135,300,718 (GRCm39) missense probably damaging 1.00
R1725:Nfkb1 UTSW 3 135,373,519 (GRCm39) missense probably damaging 1.00
R1984:Nfkb1 UTSW 3 135,321,110 (GRCm39) missense possibly damaging 0.81
R1985:Nfkb1 UTSW 3 135,321,110 (GRCm39) missense possibly damaging 0.81
R2154:Nfkb1 UTSW 3 135,307,240 (GRCm39) missense probably benign 0.44
R2409:Nfkb1 UTSW 3 135,319,704 (GRCm39) missense possibly damaging 0.93
R2504:Nfkb1 UTSW 3 135,295,090 (GRCm39) missense possibly damaging 0.51
R4032:Nfkb1 UTSW 3 135,300,110 (GRCm39) missense possibly damaging 0.63
R4232:Nfkb1 UTSW 3 135,309,531 (GRCm39) missense probably damaging 1.00
R4936:Nfkb1 UTSW 3 135,319,743 (GRCm39) missense probably damaging 0.97
R5085:Nfkb1 UTSW 3 135,309,568 (GRCm39) missense probably benign 0.36
R5262:Nfkb1 UTSW 3 135,318,173 (GRCm39) critical splice donor site probably null
R5384:Nfkb1 UTSW 3 135,318,303 (GRCm39) missense possibly damaging 0.95
R5385:Nfkb1 UTSW 3 135,318,303 (GRCm39) missense possibly damaging 0.95
R5434:Nfkb1 UTSW 3 135,332,372 (GRCm39) nonsense probably null
R5663:Nfkb1 UTSW 3 135,309,612 (GRCm39) missense possibly damaging 0.88
R5865:Nfkb1 UTSW 3 135,309,541 (GRCm39) missense probably damaging 1.00
R6006:Nfkb1 UTSW 3 135,309,522 (GRCm39) nonsense probably null
R6013:Nfkb1 UTSW 3 135,332,445 (GRCm39) missense possibly damaging 0.86
R6234:Nfkb1 UTSW 3 135,332,471 (GRCm39) missense possibly damaging 0.72
R6785:Nfkb1 UTSW 3 135,321,064 (GRCm39) missense probably benign
R7175:Nfkb1 UTSW 3 135,319,751 (GRCm39) missense probably damaging 1.00
R7227:Nfkb1 UTSW 3 135,332,420 (GRCm39) missense probably damaging 1.00
R7394:Nfkb1 UTSW 3 135,319,458 (GRCm39) missense possibly damaging 0.54
R7727:Nfkb1 UTSW 3 135,291,162 (GRCm39) missense possibly damaging 0.48
R7815:Nfkb1 UTSW 3 135,309,552 (GRCm39) missense probably damaging 1.00
R7849:Nfkb1 UTSW 3 135,291,173 (GRCm39) missense
R8004:Nfkb1 UTSW 3 135,297,312 (GRCm39) splice site probably benign
R8059:Nfkb1 UTSW 3 135,299,613 (GRCm39) missense possibly damaging 0.54
R8806:Nfkb1 UTSW 3 135,295,213 (GRCm39) missense probably damaging 1.00
R9169:Nfkb1 UTSW 3 135,310,874 (GRCm39) missense probably benign 0.00
X0050:Nfkb1 UTSW 3 135,312,384 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TTTCCCATCACTGAGAACAGCTC -3'
(R):5'- CAGTGTGTAGTAGCCTGCGATAG -3'

Sequencing Primer
(F):5'- TCACGCACGTGTTACTAAGG -3'
(R):5'- TCTCCAGAGAAATAATGTCACCTCTG -3'
Posted On 2014-10-16