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UniProtKB/Swiss-Prot entry O15111


[Entry info] [Name and origin] [References] [Comments] [Cross-references] [Keywords] [Features] [Sequence] [Tools]

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Entry information
Entry name IKKA_HUMAN
Primary accession number O15111
Secondary accession numbers O14666 Q13132 Q5W0I4 Q92467
Integrated into Swiss-Prot on June 1, 2001
Sequence was last modified on January 1, 1998 (Sequence version 1)
Annotations were last modified on    June 16, 2009 (Entry version 106)
Name and origin of the protein
Protein name Inhibitor of nuclear factor kappa-B kinase subunit alpha
Synonyms I kappa-B kinase alpha
IkBKA
IKK-alpha
IKK-A
IkappaB kinase
EC 2.7.11.10
I-kappa-B kinase 1
IKK1
Conserved helix-loop-helix ubiquitous kinase
Nuclear factor NF-kappa-B inhibitor kinase alpha
NFKBIKA
Gene name
Name: CHUK
Synonyms: IKKA, TCF16
From
Homo sapiens (Human) [TaxID: 9606] 
Taxonomy Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; Homo.
Protein existence 1: Evidence at protein level;
References
[1]
NUCLEOTIDE SEQUENCE [MRNA], AND MUTAGENESIS OF LYS-44.
TISSUE=T-cell;
DOI=10.1016/S0092-8674(00)80344-X; PubMed=9244310 [NCBI, ExPASy, EBI, Israel, Japan]
Regnier C.H., Song H.Y., Gao X., Goeddel D.V., Cao Z., Rothe M.;
"Identification and characterization of an IkappaB kinase.";
Cell 90:373-383(1997).
[2]
NUCLEOTIDE SEQUENCE [MRNA], AND PARTIAL PROTEIN SEQUENCE.
DOI=10.1038/41493; PubMed=9252186 [NCBI, ExPASy, EBI, Israel, Japan]
DiDonato J.A., Hayakawa M., Rothwarf D.M., Zandi E., Karin M.;
"A cytokine-responsive IkappaB kinase that activates the transcription factor NF-kappaB.";
Nature 388:548-554(1997).
[3]
NUCLEOTIDE SEQUENCE [MRNA], PARTIAL PROTEIN SEQUENCE, VARIANT VAL-268, AND MUTAGENESIS OF LYS-44 AND SER-176.
TISSUE=Cervix carcinoma;
DOI=10.1126/science.278.5339.860; PubMed=9346484 [NCBI, ExPASy, EBI, Israel, Japan]
Mercurio F., Zhu H., Murray B.W., Shevchenko A., Bennett B.L., Li J.W., Young D.B., Barbosa M., Mann M., Manning A., Rao A.;
"IKK-1 and IKK-2: cytokine-activated IkappaB kinases essential for NF-kappaB activation.";
Science 278:860-866(1997).
[4]
NUCLEOTIDE SEQUENCE [MRNA].
TISSUE=Heart;
DOI=10.1016/S0378-1119(98)00462-4; PubMed=9813230 [NCBI, ExPASy, EBI, Israel, Japan]
Hu M.C.-T., Wang Y.-P.;
"IkappaB kinase-alpha and -beta genes are coexpressed in adult and embryonic tissues but localized to different human chromosomes.";
Gene 222:31-40(1998).
[5]
NUCLEOTIDE SEQUENCE [GENOMIC DNA], AND VARIANT VAL-268.
SeattleSNPs variation discovery resource;
Submitted (JUN-2004) to the EMBL/GenBank/DDBJ databases.
[6]
NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA], AND VARIANT VAL-268.
DOI=10.1038/nature02462; PubMed=15164054 [NCBI, ExPASy, EBI, Israel, Japan]
Deloukas P., Earthrowl M.E., Grafham D.V., Rubenfield M., French L., Steward C.A., Sims S.K., Jones M.C., Searle S., Scott C., Howe K., Hunt S.E., Andrews T.D., Gilbert J.G.R., Swarbreck D., Ashurst J.L., Taylor A., Battles J., Bird C.P., Ainscough R., Almeida J.P., Ashwell R.I.S., Ambrose K.D., Babbage A.K., Bagguley C.L., Bailey J., Banerjee R., Bates K., Beasley H., Bray-Allen S., Brown A.J., Brown J.Y., Burford D.C., Burrill W., Burton J., Cahill P., Camire D., Carter N.P., Chapman J.C., Clark S.Y., Clarke G., Clee C.M., Clegg S., Corby N., Coulson A., Dhami P., Dutta I., Dunn M., Faulkner L., Frankish A., Frankland J.A., Garner P., Garnett J., Gribble S., Griffiths C., Grocock R., Gustafson E., Hammond S., Harley J.L., Hart E., Heath P.D., Ho T.P., Hopkins B., Horne J., Howden P.J., Huckle E., Hynds C., Johnson C., Johnson D., Kana A., Kay M., Kimberley A.M., Kershaw J.K., Kokkinaki M., Laird G.K., Lawlor S., Lee H.M., Leongamornlert D.A., Laird G., Lloyd C., Lloyd D.M., Loveland J., Lovell J., McLaren S., McLay K.E., McMurray A., Mashreghi-Mohammadi M., Matthews L., Milne S., Nickerson T., Nguyen M., Overton-Larty E., Palmer S.A., Pearce A.V., Peck A.I., Pelan S., Phillimore B., Porter K., Rice C.M., Rogosin A., Ross M.T., Sarafidou T., Sehra H.K., Shownkeen R., Skuce C.D., Smith M., Standring L., Sycamore N., Tester J., Thorpe A., Torcasso W., Tracey A., Tromans A., Tsolas J., Wall M., Walsh J., Wang H., Weinstock K., West A.P., Willey D.L., Whitehead S.L., Wilming L., Wray P.W., Young L., Chen Y., Lovering R.C., Moschonas N.K., Siebert R., Fechtel K., Bentley D., Durbin R.M., Hubbard T., Doucette-Stamm L., Beck S., Smith D.R., Rogers J.;
"The DNA sequence and comparative analysis of human chromosome 10.";
Nature 429:375-381(2004).
[7]
NUCLEOTIDE SEQUENCE [MRNA] OF 32-745.
TISSUE=Cervix carcinoma;
PubMed=8777433 [NCBI, ExPASy, EBI, Israel, Japan]
Connelly M.A., Marcu K.B.;
"CHUK, a new member of the helix-loop-helix and leucine zipper families of interacting proteins, contains a serine-threonine kinase catalytic domain.";
Cell. Mol. Biol. Res. 41:537-549(1995).
[8]
IDENTIFICATION IN A COMPLEX WITH IKBKB; NFKBIA; RELA; IKBKAP AND MAP3K14.
DOI=10.1038/26254; PubMed=9751059 [NCBI, ExPASy, EBI, Israel, Japan]
Cohen L., Henzel W.J., Baeuerle P.A.;
"IKAP is a scaffold protein of the IkappaB kinase complex.";
Nature 395:292-296(1998).
[9]
PHOSPHORYLATION AT SER-176, AND MUTAGENESIS OF SER-176; THR-179 AND SER-180.
DOI=10.1073/pnas.95.7.3792; PubMed=9520446 [NCBI, ExPASy, EBI, Israel, Japan]
Ling L., Cao Z., Goeddel D.V.;
"NF-kappaB-inducing kinase activates IKK-alpha by phosphorylation of Ser-176.";
Proc. Natl. Acad. Sci. U.S.A. 95:3792-3797(1998).
[10]
PHOSPHORYLATION AT THR-23, AND MUTAGENESIS OF THR-23.
DOI=10.1038/43466; PubMed=10485710 [NCBI, ExPASy, EBI, Israel, Japan]
Ozes O.N., Mayo L.D., Gustin J.A., Pfeffer S.R., Pfeffer L.M., Donner D.B.;
"NF-kappaB activation by tumour necrosis factor requires the Akt serine-threonine kinase.";
Nature 401:82-85(1999).
[11]
IKKA-IKKB BINDING.
DOI=10.1126/science.284.5412.309; PubMed=10195894 [NCBI, ExPASy, EBI, Israel, Japan]
Delhase M., Hayakawa M., Chen Y., Karin M.;
"Positive and negative regulation of IkappaB kinase activity through IKKbeta subunit phosphorylation.";
Science 284:309-313(1999).
[12]
IKK PHOSPHORYLATION.
PubMed=9819420 [NCBI, ExPASy, EBI, Israel, Japan]
Nemoto S., DiDonato J.A., Lin A.;
"Coordinate regulation of IkappaB kinases by mitogen-activated protein kinase kinase kinase 1 and NF-kappaB-inducing kinase.";
Mol. Cell. Biol. 18:7336-7343(1998).
[13]
REVIEW.
PubMed=10712233 [NCBI, ExPASy, EBI, Israel, Japan]
Jobin C., Sartor R.B.;
"The I kappa B/NF-kappa B system: a key determinant of mucosal inflammation and protection.";
Am. J. Physiol. 278:C451-C462(2000).
[14]
SUBUNIT OF A COMPLEX CONTAINING CREBBP; NCOA2; NCOA3; IKKB AND IKBKG.
DOI=10.1128/MCB.22.10.3549-3561.2002; PubMed=11971985 [NCBI, ExPASy, EBI, Israel, Japan]
Wu R.-C., Qin J., Hashimoto Y., Wong J., Xu J., Tsai S.Y., Tsai M.-J., O'Malley B.W.;
"Regulation of SRC-3 (pCIP/ACTR/AIB-1/RAC-3/TRAM-1) coactivator activity by I kappa B kinase.";
Mol. Cell. Biol. 22:3549-3561(2002).
[15]
COMPOSITION OF THE IKK COMPLEX.
DOI=10.1128/MCB.23.6.2029-2041.2003; PubMed=12612076 [NCBI, ExPASy, EBI, Israel, Japan]
Tegethoff S., Behlke J., Scheidereit C.;
"Tetrameric oligomerization of IkappaB kinase gamma (IKKgamma) is obligatory for IKK complex activity and NF-kappaB activation.";
Mol. Cell. Biol. 23:2029-2041(2003).
[16]
SUBCELLULAR LOCATION, AND FUNCTION IN PHOSPHORYLATION OF HISTONE H3.
DOI=10.1038/nature01576; PubMed=12789342 [NCBI, ExPASy, EBI, Israel, Japan]
Yamamoto Y., Verma U.N., Prajapati S., Kwak Y.T., Gaynor R.B.;
"Histone H3 phosphorylation by IKK-alpha is critical for cytokine-induced gene expression.";
Nature 423:655-659(2003).
[17]
INTERACTION WITH NALP2.
DOI=10.1074/jbc.M406741200; PubMed=15456791 [NCBI, ExPASy, EBI, Israel, Japan]
Bruey J.-M., Bruey-Sedano N., Newman R., Chandler S., Stehlik C., Reed J.C.;
"PAN1/NALP2/PYPAF2, an inducible inflammatory mediator that regulates NF-kappaB and caspase-1 activation in macrophages.";
J. Biol. Chem. 279:51897-51907(2004).
[18]
INTERACTION WITH MAVS.
DOI=10.1038/nature04193; PubMed=16177806 [NCBI, ExPASy, EBI, Israel, Japan]
Meylan E., Curran J., Hofmann K., Moradpour D., Binder M., Bartenschlager R., Tschopp J.;
"Cardif is an adaptor protein in the RIG-I antiviral pathway and is targeted by hepatitis C virus.";
Nature 437:1167-1172(2005).
[19]
IDENTIFICATION [LARGE SCALE ANALYSIS], AND MASS SPECTROMETRY.
Colinge J., Superti-Furga G., Bennett K.L.;
Submitted (OCT-2008) to UniProtKB.
[20]
VARIANTS [LARGE SCALE ANALYSIS] CYS-126; ALA-155 AND VAL-268.
DOI=10.1038/nature05610; PubMed=17344846 [NCBI, ExPASy, EBI, Israel, Japan]
Greenman C., Stephens P., Smith R., Dalgliesh G.L., Hunter C., Bignell G., Davies H., Teague J., Butler A., Stevens C., Edkins S., O'Meara S., Vastrik I., Schmidt E.E., Avis T., Barthorpe S., Bhamra G., Buck G., Choudhury B., Clements J., Cole J., Dicks E., Forbes S., Gray K., Halliday K., Harrison R., Hills K., Hinton J., Jenkinson A., Jones D., Menzies A., Mironenko T., Perry J., Raine K., Richardson D., Shepherd R., Small A., Tofts C., Varian J., Webb T., West S., Widaa S., Yates A., Cahill D.P., Louis D.N., Goldstraw P., Nicholson A.G., Brasseur F., Looijenga L., Weber B.L., Chiew Y.-E., DeFazio A., Greaves M.F., Green A.R., Campbell P., Birney E., Easton D.F., Chenevix-Trench G., Tan M.-H., Khoo S.K., Teh B.T., Yuen S.T., Leung S.Y., Wooster R., Futreal P.A., Stratton M.R.;
"Patterns of somatic mutation in human cancer genomes.";
Nature 446:153-158(2007).
Comments
Copyright
Copyrighted by the UniProt Consortium, see http://www.uniprot.org/terms. Distributed under the Creative Commons Attribution-NoDerivs License.
Cross-references
Sequence databases
EMBL
AF012890; AAC51662.1; -; mRNA.[EMBL / GenBank / DDBJ] [CoDingSequence]
AF009225; AAC51671.1; -; mRNA.[EMBL / GenBank / DDBJ] [CoDingSequence]
AF080157; AAD08996.1; -; mRNA.[EMBL / GenBank / DDBJ] [CoDingSequence]
AY652653; AAT49098.1; -; Genomic_DNA.[EMBL / GenBank / DDBJ] [CoDingSequence]
AL138921; CAH72401.1; -; Genomic_DNA.[EMBL / GenBank / DDBJ] [CoDingSequence]
U22512; AAC50713.1; -; mRNA.[EMBL / GenBank / DDBJ] [CoDingSequence]
IPI IPI00005104; -.
RefSeq NP_001269.3; -.
UniGene Hs.198998
3D structure databases
PDB
3BRT; X-ray; 2.25 A; A/C=732-745.[ExPASy / RCSB / EBI]
PDBsum 3BRT; -.
ModBase O15111.
Protein-protein interaction databases
DIP DIP:27526N; -.
IntAct O15111; 41.
PTM databases
PhosphoSite O15111; -.
Enzyme and pathway databases
BRENDA 2.7.11.10; 247.
Pathway_Interaction_DB nfkappabalternativepathway; Alternative NF-kappaB pathway.
bcr_5pathway; BCR signaling pathway.
nfkappabcanonicalpathway; Canonical NF-kappaB pathway.
pi3kciaktpathway; Class I PI3K signaling events mediated by Akt.
faspathway; FAS signaling pathway (CD95).
fcer1pathway; Fc-epsilon receptor I signaling in mast cells.
foxopathway; FoxO family signaling.
hivnefpathway; HIV-1 Nef: Negative effector of Fas and TNF-alpha.
il1pathway; IL1-mediated signaling events.
avb3_opn_pathway; Osteopontin-mediated events.
p75ntrpathway; p75(NTR)-mediated signaling.
tcrpathway; TCR signaling in naive CD4+ T cells.
cd8tcrpathway; TCR signaling in naive CD8+ T cells.
tnfpathway; TNF receptor signaling pathway.
trail_pathway; TRAIL signaling pathway.
Reactome REACT_11061; Signalling by NGF.
REACT_6900; Signaling in Immune system.
Organism-specific databases
GeneCards GC10M101938; -.
H-InvDB HIX0009119; -.
HGNC HGNC:1974; CHUK.
GenAtlas CHUK.
HPA CAB004240; -.
HPA001402; -.
MIM 600664; gene. [NCBI / EBI]
PharmGKB PA26510; -.
Gene expression databases
ArrayExpress O15111; -.
Bgee O15111; -.
CleanEx HS_CHUK; -.
GermOnline ENSG00000107566; Homo sapiens.
Ontologies
GO
GO:0005829; Cellular component: cytosol (inferred from experiment from Reactome).
GO:0005634; Cellular component: nucleus (inferred from direct assay from HPA).
GO:0005524; Molecular function: ATP binding (inferred from electronic annotation from UniProtKB-KW).
GO:0042802; Molecular function: identical protein binding (inferred from physical interaction from IntAct).
GO:0008384; Molecular function: IkappaB kinase activity (traceable author statement from ProtInc).
GO:0007252; Biological process: I-kappaB phosphorylation (traceable author statement from ProtInc).
GO:0006955; Biological process: immune response (traceable author statement from ProtInc).
QuickGo view.
Family and domain databases
InterPro IPR000719; Prot_kinase_core.
IPR017441; Protein_kinase_ATP_BS.
IPR017442; Se/Thr_pkinase-rel.
IPR008271; Ser_thr_pkin_AS.
IPR002290; Ser_thr_pkinase.
Graphical view of domain structure.
Pfam PF00069; Pkinase; 1.
Pfam graphical view of domain structure.
ProDom PD000001; Prot_kinase; 1.
[Domain structure / List of seq. sharing at least 1 domain]
SMART SM00220; S_TKc; 1.
SMART graphical view of domain structure.
PROSITE PS00107; PROTEIN_KINASE_ATP; 1.
PS50011; PROTEIN_KINASE_DOM; 1.
PS00108; PROTEIN_KINASE_ST; 1.
PROSITE graphical view of domain structure (profiles).
Proteomic databases
PRIDE O15111; -.
Genome annotation databases
Ensembl ENSG00000213341; Homo sapiens. [Contig view]
GeneID 1147; -.
KEGG hsa:1147; -.
Phylogenomic databases
HOGENOM O15111; -.
HOVERGEN O15111; -.
Other
NextBio 4772; -.
SOURCE CHUK; Homo sapiens.
ProtoNet O15111.
UniRef View cluster of proteins with at least 50% / 90% / 100% identity.
Keywords
3D-structure; ATP-binding; Cytoplasm; Direct protein sequencing; Kinase; Nucleotide-binding; Nucleus; Phosphoprotein; Polymorphism; Serine/threonine-protein kinase; Transferase.
Features
SEVIEWER logo Feature table viewer FT aligner logo Feature aligner
KeyFrom   To Length Description FTId
CHAIN   1   745  745     Inhibitor of nuclear factor kappa-B kinase subunit alpha. PRO_0000086011
DOMAIN   15   302  288     Protein kinase. 
DOMAIN   455   476  22     Leucine-zipper (Potential). 
NP_BIND   21    29  9     ATP (By similarity). 
REGION   738   743  6     NEMO-binding. 
ACT_SITE   144   144        Proton acceptor (By similarity). 
BINDING   44    44        ATP (By similarity). 
MOD_RES   23    23        Phosphothreonine; by PKB/AKT1. 
MOD_RES   176   176        Phosphoserine; by MAP3K14. 
VARIANT   126   126  1     S -> C (in dbSNP:rs34427437 [NCBI]). VAR_040565 
VARIANT   155   155  1     V -> A. VAR_040566 
VARIANT   268   268  1     I -> V (in dbSNP:rs2230804 [NCBI]). VAR_021359 
MUTAGEN   23    23        T->A: Loss of phosphorylation and decrease of kinase activity. 
MUTAGEN   44    44        K->A: Loss of kinase activity. 
MUTAGEN   44    44        K->M: Loss of autophosphorylation. 
MUTAGEN   176   176        S->A: Loss of phosphorylation and of activity. 
MUTAGEN   176   176        S->E: Full activation. 
MUTAGEN   179   179        T->A: No change in phosphorylation. 
MUTAGEN   180   180        S->A: No change in phosphorylation. 
CONFLICT   543   543        E -> G (in Ref. 2; AAC51671). 
CONFLICT   604   604        L -> R (in Ref. 7; AAC50713). 
CONFLICT   679   680        TS -> AY (in Ref. 7; AAC50713). 
CONFLICT   684   684        P -> A (in Ref. 3 and 7; AAC50713). 
CONFLICT   686   687        TS -> DL (in Ref. 7; AAC50713). 
Sequence information
Length: 745 AA [This is the length of the unprocessed precursor] Molecular weight: 84654 Da [This is the MW of the unprocessed precursor] CRC64: 7A90B59BC98A56C2 [This is a checksum on the sequence]
        10         20         30         40         50         60 
MERPPGLRPG AGGPWEMRER LGTGGFGNVC LYQHRELDLK IAIKSCRLEL STKNRERWCH 

        70         80         90        100        110        120 
EIQIMKKLNH ANVVKACDVP EELNILIHDV PLLAMEYCSG GDLRKLLNKP ENCCGLKESQ 

       130        140        150        160        170        180 
ILSLLSDIGS GIRYLHENKI IHRDLKPENI VLQDVGGKII HKIIDLGYAK DVDQGSLCTS 

       190        200        210        220        230        240 
FVGTLQYLAP ELFENKPYTA TVDYWSFGTM VFECIAGYRP FLHHLQPFTW HEKIKKKDPK 

       250        260        270        280        290        300 
CIFACEEMSG EVRFSSHLPQ PNSLCSLIVE PMENWLQLML NWDPQQRGGP VDLTLKQPRC 

       310        320        330        340        350        360 
FVLMDHILNL KIVHILNMTS AKIISFLLPP DESLHSLQSR IERETGINTG SQELLSETGI 

       370        380        390        400        410        420 
SLDPRKPASQ CVLDGVRGCD SYMVYLFDKS KTVYEGPFAS RSLSDCVNYI VQDSKIQLPI 

       430        440        450        460        470        480 
IQLRKVWAEA VHYVSGLKED YSRLFQGQRA AMLSLLRYNA NLTKMKNTLI SASQQLKAKL 

       490        500        510        520        530        540 
EFFHKSIQLD LERYSEQMTY GISSEKMLKA WKEMEEKAIH YAEVGVIGYL EDQIMSLHAE 

       550        560        570        580        590        600 
IMELQKSPYG RRQGDLMESL EQRAIDLYKQ LKHRPSDHSY SDSTEMVKII VHTVQSQDRV 

       610        620        630        640        650        660 
LKELFGHLSK LLGCKQKIID LLPKVEVALS NIKEADNTVM FMQGKRQKEI WHLLKIACTQ 

       670        680        690        700        710        720 
SSARSLVGSS LEGAVTPQTS AWLPPTSAEH DHSLSCVVTP QDGETSAQMI EENLNCLGHL 

       730        740 
STIIHEANEE QGNSMMNLDW SWLTE 

O15111 in FASTA format

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