TBK1

protein-coding

TANK binding kinase 1, the group of I kappa B kinases

Gene summary

The NF-kappa-B (NFKB) complex of proteins is inhibited by I-kappa-B (IKB) proteins, which inactivate NFKB by trapping it in the cytoplasm. Phosphorylation of serine residues on the IKB proteins by IKB kinases marks them for destruction via the ubiquitination pathway, thereby allowing activation and nuclear translocation of the NFKB complex. The protein encoded by this gene is similar to IKB kinases and can mediate NFKB activation in response to certain growth factors. The protein is also an important kinase for antiviral innate immunity response. [provided by RefSeq, Sep 2021]

MANE transcript

NM_013254.4

Inheritance

AD, AR

ClinVar variants

P:89U:265B:96

Top phenotype

Encephalopathy, acute, infection-induceed (herpes-specific), susceptibility to, 8; Autoinflammation with arthritis and vasculitis

gnomAD constraint

pLI —, LoF o/e 0.25

Max pathogenic AF

—

Genomic locus

chr12:64,452,090-64,502,114

External References & Databases

Transcript & Mutation Effects

hg38 • Region Span ~50.0 kb
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GenCC Phenotypes & Disease Associations

Curated gene-disease validity assertions and inheritance patterns

frontotemporal dementia and/or amyotrophic lateral sclerosis 4DEFINITIVE

Inheritance Pattern: AD

Disease ID:MONDO:0014641

Submitter: ClinGen

*TBK1* was first reported in relation to autosomal dominant amyotrophic lateral sclerosis in 2015 (Cirulli et al. Science (2015); PMID: 25700176 and Freischmidt et al. Nat Neurosci (2015); PMID: 25803835). Per criteria outlined by the ClinGen Lumping and Splitting Working Group, we found difference in molecular mechanism(s) and phenotypic variability. Therefore, the following disease entities have been split into multiple disease entities, amyotrophic lateral sclerosis (OMIM:616439) and herpes simplex virus encephalitis (OMIM:617900). A case-control genome-wide gene burden analysis of whole-exome sequencing data from 4,187 cases and 8,776 controls identified a burden of "dominant not benign" variants in *TBK1* among ALS cases compared to controls (PMID: 25700176). A further seven loss of function variants that have been reported in seven probands in two publications (PMIDs: 25803835, 30033073) are also included in this curation, as well as two splicing and nine missense variants publications (PMIDs: 25803835, 30033073). More evidence is available in the literature, but the maximum score for genetic evidence (12 pts.) has been reached. The mechanism of pathogenicity is reported to be loss of function. This gene-disease association is also supported by experimental evidence including protein interactions, expression studies, in vitro functional assays, cell models and an animal models (PMIDs: 25803835, 32413959, 30033073, 30939964, 33312375, 22921120, 25613900, 36201573). In summary, *TBK1* is definitively associated with autosomal dominant amyotrophic lateral sclerosis. This has been repeatedly demonstrated in both the research and clinical diagnostic settings, and has been upheld over time. This classification was approved by the ClinGen ALS GCEP on the meeting date June 23, 2022 (SOP Version 9).

autoinflammation with arthritis and vasculitisLIMITED

Inheritance Pattern: AR

Disease ID:MONDO:0971173

Submitter: Ambry Genetics

encephalopathy, acute, infection-induced (herpes-specific), susceptibility to, 8LIMITED

Inheritance Pattern: AD

Disease ID:MONDO:0054754

Submitter: Labcorp Genetics (formerly Invitae)

frontotemporal dementia with motor neuron diseaseSUPPORTIVE

Inheritance Pattern: AD

Disease ID:MONDO:0017161

Submitter: Orphanet

frontotemporal dementia and/or amyotrophic lateral sclerosis 4STRONG

Inheritance Pattern: AD

Disease ID:MONDO:0014641

Submitter: Genomics England PanelApp

frontotemporal dementia and/or amyotrophic lateral sclerosis 4STRONG

Inheritance Pattern: AD

Disease ID:MONDO:0014641

Submitter: Labcorp Genetics (formerly Invitae)

Clinical Genomic Database (CGD)

Encephalopathy, acute, infection-induceed (herpes-specific), susceptibility to, 8; Autoinflammation with arthritis and vasculitisAD/AR

Manifestation: Allergy/Immunology/Infectious; Neurologic

Intervention: Allergy/Immunology/Infectious

Rationale: Individuals with Encephalopathy, acute, infection-induceed (herpes-specific), susceptibility to may be susceptible to severe herpes simplex virus infections including herpes encephalitis has been described, and awareness may allow early diagnosis and treatment, potentially decreasing morbidity and mortality; Autoinflammation with arthritis and vasculitis may involve autoinflammatory manifestations, and medical management (eg, with TNF inhibitors) has been reported as beneficial

Refs: 22851595; 25803835; 25943890; 34363755Source: CGD (NHGRI)

ClinVar Associated Diseases & Phenotypes

Reported disease conditions connected to TBK1 variants in ClinVar

21 Conditions Cataloged
Frontotemporal dementia and/or amyotrophic lateral sclerosis 4Total: 451
not providedTotal: 133
TBK1-related disorderTotal: 73
Inborn genetic diseasesTotal: 24
not specifiedTotal: 23
Encephalopathy, acute, infection-induced (herpes-specific), susceptibility to, 8Total: 16
Motor neuron diseaseTotal: 8
Autoinflammation with arthritis and vasculitisTotal: 7

ClinVar Variants & Pathogenicity by Type

Statistics based on transcript NM_013254.4. Only rare variants are included.

We include only reliable ClinVar variants with their consequences to MANE Select, MANE Plus Clinical transcripts, or transcripts with TSL equal to 1. Click a count to filter the variants table below.

Slight differences between displayed counts and ClinVar may occur due to a different transcript/consequence chosen by our variant effect predictor, or because we classify Benign/Likely benign as Likely benign and Pathogenic/Likely pathogenic as Likely pathogenic.

EffectPLPVUSLBBSum
synonymous
1
clinvar
10
clinvar
73
clinvar
1
clinvar
85
missense
3
clinvar
7
clinvar
245
clinvar
18
clinvar
2
clinvar
275
nonsense
17
clinvar
7
clinvar
24
start loss
1
clinvar
1
frameshift
30
clinvar
7
clinvar
5
clinvar
42
splice donor/acceptor (+/-2bp)
8
clinvar
9
clinvar
4
clinvar
2
clinvar
23
Total5930265933450

Highest pathogenic variant AF is 0.00004856126

Loading ClinVar variants...

Transcript Catalog

Annotated transcript isoforms across RefSeq and Ensembl databases

Showing 4 of 68 transcripts
Transcript IDSourceProtein IDCoding ExonsMANE Status
NM_013254.4RefSeqNP_037386.120MANE Select
ENST00000331710.10EnsemblENSP00000329967.520MANE Select
ENST00000538890.5EnsemblENSP00000445834.13Standard
ENST00000539810.1EnsemblENSP00000444428.12Standard

Gene Ontology (GO) Annotations & Pathways

Biological processes, molecular functions, cellular components and pathways

Pathways ConsensusPathDB

  • Kaposi,s sarcoma-associated herpesvirus infection - Homo sapiens (human)
  • Influenza A - Homo sapiens (human)
  • Mitophagy - animal - Homo sapiens (human)
  • Cytosolic DNA-sensing pathway - Homo sapiens (human)
  • Toll-like receptor signaling pathway - Homo sapiens (human)

Biological Process

  • protein phosphorylation
  • inflammatory response
  • I-kappaB kinase/NF-kappaB signaling
  • response to virus
  • negative regulation of gene expression

Molecular Function

  • nucleic acid binding
  • protein kinase activity
  • protein serine/threonine kinase activity
  • protein binding
  • ATP binding

Cellular Component

  • nucleoplasm
  • cytoplasm
  • cytosol
  • endosome membrane
  • aggresome

gnomAD Constraint

Source: gnomAD

Gene type
protein_coding
Transcript type
protein_coding
Transcript
ENST00000331710
Coding exons
20
Length
50229
Individuals with no LoFs
125717
Homozygous LoFs
0
Heterozygous LoFs
25
Defined
125742
p
0.0000994
Z-ScoreObservedExpectedObserved/ExpectedMutation RateTotal Possible
Missense1.932673720.7180.00001884792
Missense (PolyPhen)73150.180.486091928
Synonymous-0.06151231221.010.000006021296
Loss of Function4.551143.30.2540.00000243562

Population LoF Frequency

PopulationCAFp-valueStatus
African0.0000620.000062rare
Latino/Admixed American0.0000300.000029rare
Ashkenazi Jewish00.0absent
East Asian0.000110.00011rare
Finnish0.0000460.000046rare
European (Non-Finnish)0.000150.00014rare
South Asian0.0000680.000065rare
Other0.000360.00033rare

dbNSFP Gene Annotations

Source: dbNSFP

Function
FUNCTION: Serine/threonine kinase that plays an essential role in regulating inflammatory responses to foreign agents. Following activation of toll-like receptors by viral or bacterial components, associates with TRAF3 and TANK and phosphorylates interferon regulatory factors (IRFs) IRF3 and IRF7 as well as DDX3X. This activity allows subsequent homodimerization and nuclear translocation of the IRFs leading to transcriptional activation of pro-inflammatory and antiviral genes including IFNA and IFNB. In order to establish such an antiviral state, TBK1 form several different complexes whose composition depends on the type of cell and cellular stimuli. Thus, several scaffolding molecules including FADD, TRADD, MAVS, AZI2, TANK or TBKBP1/SINTBAD can be recruited to the TBK1-containing-complexes. Under particular conditions, functions as a NF-kappa-B effector by phosphorylating NF-kappa-B inhibitor alpha/NFKBIA, IKBKB or RELA to translocate NF-Kappa-B to the nucleus. Restricts bacterial proliferation by phosphorylating the autophagy receptor OPTN/Optineurin on 'Ser- 177', thus enhancing LC3 binding affinity and antibacterial autophagy (PubMed:21617041). Phosphorylates SMCR8 component of the C9orf72-SMCR8 complex, promoting autophagosome maturation (PubMed:27103069). Phosphorylates and activates AKT1 (PubMed:21464307). Seems to play a role in energy balance regulation by sustaining a state of chronic, low-grade inflammation in obesity, wich leads to a negative impact on insulin sensitivity. Attenuates retroviral budding by phosphorylating the endosomal sorting complex required for transport-I (ESCRT-I) subunit VPS37C (PubMed:21270402). Phosphorylates Borna disease virus (BDV) P protein (PubMed:16155125). Plays an essential role in the TLR3- and IFN- dependent control of herpes virus HSV-1 and HSV-2 infections in the central nervous system (PubMed:22851595). {ECO:0000269|PubMed:10581243, ECO:0000269|PubMed:10783893, ECO:0000269|PubMed:11839743, ECO:0000269|PubMed:12692549, ECO:0000269|PubMed:12702806, ECO:0000269|PubMed:14703513, ECO:0000269|PubMed:15367631, ECO:0000269|PubMed:15485837, ECO:0000269|PubMed:15489227, ECO:0000269|PubMed:16155125, ECO:0000269|PubMed:18583960, ECO:0000269|PubMed:21138416, ECO:0000269|PubMed:21270402, ECO:0000269|PubMed:21464307, ECO:0000269|PubMed:21617041, ECO:0000269|PubMed:21931631, ECO:0000269|PubMed:22851595, ECO:0000269|PubMed:23453971, ECO:0000269|PubMed:23453972, ECO:0000269|PubMed:23746807, ECO:0000269|PubMed:26611359, ECO:0000269|PubMed:27103069}.;
Disease
DISEASE: Glaucoma 1, open angle, P (GLC1P) [MIM:177700]: A form of primary open angle glaucoma (POAG). POAG is characterized by a specific pattern of optic nerve and visual field defects. The angle of the anterior chamber of the eye is open, and usually the intraocular pressure is increased. However, glaucoma can occur at any intraocular pressure. The disease is generally asymptomatic until the late stages, by which time significant and irreversible optic nerve damage has already taken place. GLC1P is characterized by early onset, thin central corneas and low intraocular pressure. {ECO:0000269|PubMed:21447600, ECO:0000269|PubMed:22306015}. Note=The disease may be caused by mutations affecting the gene represented in this entry. A copy number variation on chromosome 12q14 consisting of a 300 kb duplication that includes TBK1, XPOT, RASSF3 and GNS has been found in individuals affected by glaucoma. TBK1 is the most likely candidate for the disorder (PubMed:21447600). {ECO:0000269|PubMed:21447600}.; DISEASE: Frontotemporal dementia and/or amyotrophic lateral sclerosis 4 (FTDALS4) [MIM:616439]: A neurodegenerative disorder characterized by frontotemporal dementia and/or amyotrophic lateral sclerosis in affected individuals. There is high intrafamilial variation. Frontotemporal dementia is characterized by frontal and temporal lobe atrophy associated with neuronal loss, gliosis, and dementia. Patients exhibit progressive changes in social, behavioral, and/or language function. Amyotrophic lateral sclerosis is characterized by the death of motor neurons in the brain, brainstem, and spinal cord, resulting in fatal paralysis. {ECO:0000269|PubMed:25803835, ECO:0000269|PubMed:25943890}. Note=The disease is caused by mutations affecting the gene represented in this entry.; DISEASE: Encephalopathy, acute, infection-induced, herpes- specific, 8 (IIAE8) [MIM:617900]: A rare, often fatal complication of herpes simplex infection, caused by virus spreading in the central nervous system. Disease manifestations include low-grade fever, severe headache, nausea, vomiting, and lethargy. Neurological features include confusion, acute memory disturbances, disorientation, behavioral changes, hemiparesis and seizures. {ECO:0000269|PubMed:22851595, ECO:0000269|PubMed:26513235}. Note=Disease susceptibility is associated with variations affecting the gene represented in this entry.;

Recessive Scores

pRec
0.350

Intolerance Scores

LoFtool
0.541
RVIS EVS
-0.29
RVIS percentile EVS
33.2

Essentials

Essential (CRISPR)
N
Essential (CRISPR2)
N
Essential (gene trap)
N
Indispensability pred.
E
Indispensability score
0.968

Gene Damage Prediction

AllRecessiveDominant
MendelianMediumMediumMedium
Primary ImmunodeficiencyMediumMediumMedium
CancerMediumMediumMedium
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