Weight | 1 lbs |
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Dimensions | 9 × 5 × 2 in |
host | rabbit |
isotype | IgG |
clonality | polyclonal |
concentration | 1 mg/mL |
applications | ICC/IF, WB |
reactivity | IKKα |
available sizes | 100 µg |
rabbit anti-IKK α polyclonal antibody 2681
$445.00
Antibody summary
- Rabbit polyclonal to IKK α
- Suitable for: ELISA,WB,ICC,IF
- Isotype: IgG
- 100 µg
rabbit anti-IKK α polyclonal antibody 2681
antibody |
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Tested applications WB,ICC/IF,ELISA |
Recommended dilutions Immunoblotting: use at 1:500-1:1,000 dilution. Positive control: Whole cell lysate from HeLa or Jurkat cells. |
Immunogen Peptide corresponding to aa 699-715 of human IKKa which differs from the corresponding murine sequence by one amino acid. |
Size and concentration 100µg and lot specific |
Form liquid |
Storage Instructions This antibody is stable for at least one (1) year at -20°C. Avoid multiple freeze- thaw cycles. |
Storage buffer PBS, pH 7.4. |
Purity peptide affinty purifcation |
Clonality polyclonal |
Isotype IgG |
Compatible secondaries goat anti-rabbit IgG, H&L chain specific, peroxidase conjugated, conjugated polyclonal antibody 9512 goat anti-rabbit IgG, H&L chain specific, biotin conjugated polyclonal antibody 2079 goat anti-rabbit IgG, H&L chain specific, FITC conjugated polyclonal antibody 7863 goat anti-rabbit IgG, H&L chain specific, Cross Absorbed polyclonal antibody 2371 goat anti-rabbit IgG, H&L chain specific, biotin conjugated polyclonal antibody, crossabsorbed 1715 goat anti-rabbit IgG, H&L chain specific, FITC conjugated polyclonal antibody, crossabsorbed 1720 |
Isotype control Rabbit polyclonal - Isotype Control |
target relevance |
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Protein names Inhibitor of nuclear factor kappa-B kinase subunit alpha (I-kappa-B kinase alpha) (IKK-A) (IKK-alpha) (IkBKA) (IkappaB kinase) (EC 2.7.11.10) (Conserved helix-loop-helix ubiquitous kinase) (I-kappa-B kinase 1) (IKK-1) (IKK1) (Nuclear factor NF-kappa-B inhibitor kinase alpha) (NFKBIKA) (Transcription factor 16) (TCF-16) |
Gene names CHUK,CHUK IKKA TCF16 |
Protein family Protein kinase superfamily, Ser/Thr protein kinase family, I-kappa-B kinase subfami |
Mass 84640Da |
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:9244310, PubMed:9252186, PubMed:9346484, PubMed:18626576). Acts as a part of the canonical IKK complex in the conventional pathway of NF-kappa-B activation and phosphorylates inhibitors of NF-kappa-B on serine residues (PubMed:9244310, PubMed:9252186, PubMed:9346484, PubMed:18626576, PubMed:35952808). These modifications allow polyubiquitination of the inhibitors and subsequent degradation by the proteasome (PubMed:9244310, PubMed:9252186, PubMed:9346484, PubMed:18626576). In turn, free NF-kappa-B is translocated into the nucleus and activates the transcription of hundreds of genes involved in immune response, growth control, or protection against apoptosis (PubMed:9244310, PubMed:9252186, PubMed:9346484, PubMed:18626576). Negatively regulates the pathway by phosphorylating the scaffold protein TAXBP1 and thus promoting the assembly of the A20/TNFAIP3 ubiquitin-editing complex (composed of A20/TNFAIP3, TAX1BP1, and the E3 ligases ITCH and RNF11) (PubMed:21765415). Therefore, CHUK plays a key role in the negative feedback of NF-kappa-B canonical signaling to limit inflammatory gene activation. As part of the non-canonical pathway of NF-kappa-B activation, the MAP3K14-activated CHUK/IKKA homodimer phosphorylates NFKB2/p100 associated with RelB, inducing its proteolytic processing to NFKB2/p52 and the formation of NF-kappa-B RelB-p52 complexes (PubMed:20501937). In turn, these complexes regulate genes encoding molecules involved in B-cell survival and lymphoid organogenesis. Participates also in the negative feedback of the non-canonical NF-kappa-B signaling pathway by phosphorylating and destabilizing MAP3K14/NIK. Within the nucleus, phosphorylates CREBBP and consequently increases both its transcriptional and histone acetyltransferase activities (PubMed:17434128). Modulates chromatin accessibility at NF-kappa-B-responsive promoters by phosphorylating histones H3 at 'Ser-10' that are subsequently acetylated at 'Lys-14' by CREBBP (PubMed:12789342). Additionally, phosphorylates the CREBBP-interacting protein NCOA3. Also phosphorylates FOXO3 and may regulate this pro-apoptotic transcription factor (PubMed:15084260). Phosphorylates RIPK1 at 'Ser-25' which represses its kinase activity and consequently prevents TNF-mediated RIPK1-dependent cell death (By similarity). Phosphorylates AMBRA1 following mitophagy induction, promoting AMBRA1 interaction with ATG8 family proteins and its mitophagic activity (PubMed:30217973). |
Catalytic activity CATALYTIC ACTIVITY: Reaction=ATP + L-seryl-[I-kappa-B protein] = ADP + H(+) + O-phospho-L-seryl-[I-kappa-B protein]; Xref=Rhea:RHEA:19073, Rhea:RHEA-COMP:13698, Rhea:RHEA-COMP:13699, ChEBI:CHEBI:15378, ChEBI:CHEBI:29999, ChEBI:CHEBI:30616, ChEBI:CHEBI:83421, ChEBI:CHEBI:456216; EC=2.7.11.10; Evidence=; |
Subellular location Cytoplasm. Nucleus. Note=Shuttles between the cytoplasm and the nucleus. |
Tissues Widely expressed. |
Structure Component of the I-kappa-B-kinase (IKK) core complex consisting of CHUK, IKBKB and IKBKG; probably four alpha/CHUK-beta/IKBKB dimers are associated with four gamma/IKBKG subunits (PubMed:32935379). The IKK core complex seems to associate with regulatory or adapter proteins to form a IKK-signalosome holo-complex (PubMed:10195894, PubMed:12612076). The IKK complex associates with TERF2IP/RAP1, leading to promote IKK-mediated phosphorylation of RELA/p65 (By similarity). Part of a complex composed of NCOA2, NCOA3, CHUK/IKKA, IKBKB, IKBKG and CREBBP (PubMed:11971985). Part of a 70-90 kDa complex at least consisting of CHUK/IKKA, IKBKB, NFKBIA, RELA, ELP1 and MAP3K14 (PubMed:9751059). Directly interacts with TRPC4AP (By similarity). May interact with TRAF2 (PubMed:19150425). Interacts with NALP2 (PubMed:15456791). May interact with MAVS/IPS1 (PubMed:16177806). Interacts with ARRB1 and ARRB2 (PubMed:15173580). Interacts with NLRC5; prevents CHUK phosphorylation and kinase activity (PubMed:20434986). Interacts with PIAS1; this interaction induces PIAS1 phosphorylation (PubMed:17540171). Interacts with ZNF268 isoform 2; the interaction is further increased in a TNF-alpha-dependent manner (PubMed:23091055). Interacts with FOXO3 (PubMed:15084260). Interacts with IFIT5; the interaction synergizes the recruitment of IKK to MAP3K7 and enhances IKK phosphorylation (PubMed:26334375). Interacts with LRRC14 (PubMed:27426725). Interacts with SASH1 (PubMed:23776175). Directly interacts with DDX3X after the physiological activation of the TLR7 and TLR8 pathways; this interaction enhances CHUK autophosphorylation (PubMed:30341167).; (Microbial infection) Interacts with InlC of Listeria monocytogenes. |
Post-translational modification Phosphorylated by MAP3K14/NIK, AKT and to a lesser extent by MEKK1, and dephosphorylated by PP2A. Autophosphorylated.; Ubiquitinated by TRIM56 via 'Lys-63'-linked ubiquitination, promoting activation of CHUK/IKKA.; (Microbial infection) Acetylation of Thr-179 by Yersinia YopJ prevents phosphorylation and activation, thus blocking the I-kappa-B signaling pathway. |
Involvement in disease DISEASE: Cocoon syndrome (COCOS) [MIM:613630]: A lethal syndrome characterized by multiple fetal malformations including defective face and seemingly absent limbs, which are bound to the trunk and encased under the skin. Note=The disease is caused by variants affecting the gene represented in this entry.; DISEASE: Bartsocas-Papas syndrome 2 (BPS2) [MIM:619339]: An autosomal recessive, severe form of popliteal pterygium syndrome. Popliteal pterygia syndromes have considerable variability in severity and in the associated phenotypic features but they are all characterized by cutaneous webbing across one or more major joints, cleft lip and/or palate, syndactyly, and genital malformations. Note=The disease may be caused by variants affecting the gene represented in this entry. |
Target Relevance information above includes information from UniProt accession: O15111 |
The UniProt Consortium |
Publications
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Western blot IHC ICC |
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