Gene Gene information from NCBI Gene database.
Entrez ID 3551
Gene name Inhibitor of nuclear factor kappa B kinase subunit beta
Gene symbol IKBKB
Synonyms (NCBI Gene)
IKK-2IKK-betaIKK2IKKBIMD15IMD15AIMD15BNFKBIKB
Chromosome 8
Chromosome location 8p11.21
Summary 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 variant
SNPs SNP information provided by dbSNP.
3
SNP ID Visualize variation Clinical significance Consequence
rs200296680 C>T Pathogenic Stop gained, non coding transcript variant, 5 prime UTR variant, coding sequence variant
rs886041036 ->G Pathogenic Frameshift variant, non coding transcript variant, coding sequence variant
rs1563340753 G>A Pathogenic Coding sequence variant, intron variant, missense variant, 5 prime UTR variant, non coding transcript variant
miRNA miRNA information provided by mirtarbase database.
200
miRTarBase ID miRNA Experiments Reference
MIRT003828 hsa-miR-199a-5p Reporter assayWestern blot 18408758
MIRT003828 hsa-miR-199a-5p GFP reporter assayLuciferase reporter assayqRT-PCR 18408758
MIRT003828 hsa-miR-199a-5p GFP reporter assayLuciferase reporter assayqRT-PCR 18408758
MIRT003828 hsa-miR-199a-5p GFP reporter assayLuciferase reporter assayqRT-PCR 18408758
MIRT003828 hsa-miR-199a-5p Luciferase reporter assay 18408758
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
91
GO ID Ontology Definition Evidence Reference
GO:0000166 Function Nucleotide binding IEA
GO:0000209 Process Protein polyubiquitination IDA 25860612
GO:0002221 Process Pattern recognition receptor signaling pathway IEA
GO:0002223 Process Stimulatory C-type lectin receptor signaling pathway TAS
GO:0002479 Process Antigen processing and presentation of exogenous peptide antigen via MHC class I, TAP-dependent TAS
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
603258 5960 ENSG00000104365
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
O14920
Protein name Inhibitor of nuclear factor kappa-B kinase subunit beta (I-kappa-B-kinase beta) (IKK-B) (IKK-beta) (IkBKB) (EC 2.7.11.10) (I-kappa-B kinase 2) (IKK-2) (IKK2) (Nuclear factor NF-kappa-B inhibitor kinase beta) (NFKBIKB) (Serine/threonine protein kinase IKBK
Protein function Serine kinase that plays an essential role in the NF-kappa-B signaling pathway which is activated by multiple stimuli such as inflammatory cytokines, bacterial or viral products, DNA damages or other cellular stresses (PubMed:20434986, PubMed:20
PDB 3BRT , 3BRV , 4E3C , 4KIK , 8OMV
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00069 Pkinase 15 297 Protein kinase domain Domain
PF18397 IKBKB_SDD 389 663 IQBAL scaffold dimerization domain Domain
PF12179 IKKbetaNEMObind 706 742 I-kappa-kinase-beta NEMO binding domain Domain
Tissue specificity TISSUE SPECIFICITY: Highly expressed in heart, placenta, skeletal muscle, kidney, pancreas, spleen, thymus, prostate, testis and peripheral blood.
Sequence
Sequence length 756
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG  Reactome
  Antifolate resistance
MAPK signaling pathway
Ras signaling pathway
Chemokine signaling pathway
NF-kappa B signaling pathway
FoxO signaling pathway
mTOR signaling pathway
PI3K-Akt signaling pathway
Apoptosis
Osteoclast differentiation
Toll-like receptor signaling pathway
NOD-like receptor signaling pathway
RIG-I-like receptor signaling pathway
Cytosolic DNA-sensing pathway
C-type lectin receptor signaling pathway
IL-17 signaling pathway
Th1 and Th2 cell differentiation
Th17 cell differentiation
T cell receptor signaling pathway
B cell receptor signaling pathway
TNF signaling pathway
Neurotrophin signaling pathway
Insulin signaling pathway
Adipocytokine signaling pathway
Type II diabetes mellitus
Insulin resistance
Non-alcoholic fatty liver disease
Alcoholic liver disease
Alzheimer disease
Epithelial cell signaling in Helicobacter pylori infection
Pathogenic Escherichia coli infection
Shigellosis
Salmonella infection
Yersinia infection
Chagas disease
Toxoplasmosis
Hepatitis C
Hepatitis B
Measles
Human cytomegalovirus infection
Influenza A
Human papillomavirus infection
Human T-cell leukemia virus 1 infection
Kaposi sarcoma-associated herpesvirus infection
Herpes simplex virus 1 infection
Epstein-Barr virus infection
Human immunodeficiency virus 1 infection
Coronavirus disease - COVID-19
Pathways in cancer
MicroRNAs in cancer
Chemical carcinogenesis - reactive oxygen species
Pancreatic cancer
Prostate cancer
Chronic myeloid leukemia
Acute myeloid leukemia
Small cell lung cancer
PD-L1 expression and PD-1 checkpoint pathway in cancer
Lipid and atherosclerosis
Fluid shear stress and atherosclerosis
  Activation of NF-kappaB in B cells
ER-Phagosome pathway
NOD1/2 Signaling Pathway
TICAM1, RIP1-mediated IKK complex recruitment
RIP-mediated NFkB activation via ZBP1
Downstream TCR signaling
p75NTR recruits signalling complexes
NF-kB is activated and signals survival
FCERI mediated NF-kB activation
TAK1 activates NFkB by phosphorylation and activation of IKKs complex
Regulation of TNFR1 signaling
TNFR1-induced NFkappaB signaling pathway
IKBKB deficiency causes SCID
IKBKG deficiency causes anhidrotic ectodermal dysplasia with immunodeficiency (EDA-ID) (via TLR)
IkBA variant leads to EDA-ID
CLEC7A (Dectin-1) signaling
MAP3K8 (TPL2)-dependent MAPK1/3 activation
Interleukin-1 signaling
TRAF6 mediated NF-kB activation
NF-kB activation through FADD/RIP-1 pathway mediated by caspase-8 and -10
IRAK1 recruits IKK complex
IKK complex recruitment mediated by RIP1
IRAK1 recruits IKK complex upon TLR7/8 or 9 stimulation
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
32
Evidence Score: ★☆☆☆☆  Gene-disease association found in Text Mining only ★★☆☆☆  Found in Text Mining and Unknown/Other Associations ★★★☆☆  Reported in Unknown/Other Associations across ≥2 Sources ★★★★☆  ClinVar: Pathogenic/Likely Pathogenic (<5 Variants) ★★★★★  ClinVar: Pathogenic/Likely Pathogenic (≥5 Variants)
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
IKBKB-related disorder Pathogenic; Likely pathogenic rs886041036, rs2487009371, rs2487679210 RCV003945040
RCV003416953
RCV003422471
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Immunodeficiency 15a Pathogenic rs200296680, rs1563340753 RCV005042283
RCV000722132
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Severe combined immunodeficiency disease Likely pathogenic rs2130736002, rs1563361838 RCV002238602
RCV002510318
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Severe combined immunodeficiency due to IKK2 deficiency Pathogenic; Likely pathogenic rs886041036, rs1190950389, rs1205793780, rs2130681744, rs2129978037, rs2130681529, rs200296680, rs2487713743, rs2487734648, rs745492616, rs2487731363, rs2487691864, rs2487810076, rs2487739397, rs2487692827
View all (4 more)
RCV000088681
RCV001903991
RCV001908431
RCV001993177
RCV002002543
View all (14 more)
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Unknown / Other Associations ClinVar entries with uncertain/conflicting evidence, and associations from other databases (OMIM, Orphanet, GWAS, etc.) where the gene is not established as causal.
Phenotype Name Clinical Significance Source Evidence Score
Aganglionic megacolon Uncertain significance ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Cholangiocarcinoma Benign ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Clear cell carcinoma of kidney Conflicting classifications of pathogenicity ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
COMBINED IMMUNODEFICIENCY DUE TO IKBKB DEFICIENCY Orphanet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
Adenocarcinoma Adenocarcinoma LHGDN 19050262
★☆☆☆☆
Found in Text Mining only
Adenocarcinoma of lung (disorder) Lung adenocarcinoma BEFREE 23784082, 29588349
★☆☆☆☆
Found in Text Mining only
Adrenocortical Carcinoma Adrenocortical carcinoma Pubtator 33776902 Associate
★☆☆☆☆
Found in Text Mining only
Adult Diffuse Large B-Cell Lymphoma B-cell Lymphoma BEFREE 26603838
★☆☆☆☆
Found in Text Mining only
Adult T-Cell Lymphoma/Leukemia T-Cell Lymphoma/Leukemia BEFREE 21951590
★☆☆☆☆
Found in Text Mining only
Agammaglobulinemia Agammaglobulinemia Pubtator 24369075 Inhibit
★☆☆☆☆
Found in Text Mining only
Agammaglobulinemia Agammaglobulinemia Pubtator 30391351 Associate
★☆☆☆☆
Found in Text Mining only
Agammaglobulinemia Agammaglobulinemia HPO_DG
★☆☆☆☆
Found in Text Mining only
Alzheimer Disease Alzheimer disease Pubtator 27106634, 37418137 Associate
★☆☆☆☆
Found in Text Mining only
ANOPHTHALMIA AND PULMONARY HYPOPLASIA Syndromic microphthalmia BEFREE 22264792, 23592772, 26331681
★☆☆☆☆
Found in Text Mining only