Recombinant Human Axin 1 protein
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Recombinant Human Axin 1 protein is a Human Full Length protein, in the 1 to 826 aa range, expressed in Baculovirus infected Sf9 cells, with >75%, suitable for SDS-PAGE, WB.
View Alternative Names
AXIN, AXIN1, Axin-1, Axis inhibition protein 1, hAxin
- SDS-PAGE
Supplier Data
SDS-PAGE - Recombinant Human Axin 1 protein (AB204090)
SDS-PAGE analysis of ab204090.
Reactivity data
Sequence info
Properties and storage information
Shipped at conditions
Appropriate short-term storage conditions
Appropriate long-term storage conditions
Aliquoting information
Storage information
Supplementary information
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
Axin 1 functions as a negative regulator within the Wnt signaling pathway by forming a destruction complex with other proteins. This complex is important in the degradation of beta-catenin thereby preventing excessive activation of Wnt target genes. It interacts with several components such as adenomatous polyposis coli (APC) and glycogen synthase kinase 3 beta (GSK3β) to facilitate these functions. The presence of axin 1 maintains the balance of signaling dynamics ensuring that cell proliferation and differentiation proceed correctly.
Pathways
Axin 1 plays a significant role in the control of the Wnt and JNK signaling pathways. Within the Wnt pathway it partners with proteins such as APC and GSK3β to regulate beta-catenin levels ensuring proper signal transduction. In the JNK pathway axin 1's interactions influence cell response to stress through modulation of signaling cascades. Its involvement in these pathways illustrates how axin 1 acts as a central component in cellular communication and response strategies.
Specifications
Form
Liquid
Additional notes
Affinity purified.
General info
Function
Component of the beta-catenin destruction complex required for regulating CTNNB1 levels through phosphorylation and ubiquitination, and modulating Wnt-signaling (PubMed : 12192039, PubMed : 27098453, PubMed : 28829046). Controls dorsoventral patterning via two opposing effects; down-regulates CTNNB1 to inhibit the Wnt signaling pathway and ventralize embryos, but also dorsalizes embryos by activating a Wnt-independent JNK signaling pathway (PubMed : 12192039). In Wnt signaling, probably facilitates the phosphorylation of CTNNB1 and APC by GSK3B (PubMed : 12192039). Likely to function as a tumor suppressor. Enhances TGF-beta signaling by recruiting the RNF111 E3 ubiquitin ligase and promoting the degradation of inhibitory SMAD7 (PubMed : 16601693). Also a component of the AXIN1-HIPK2-TP53 complex which controls cell growth, apoptosis and development (PubMed : 17210684). Facilitates the phosphorylation of TP53 by HIPK2 upon ultraviolet irradiation (PubMed : 17210684).
Post-translational modifications
Phosphorylation and dephosphorylation of AXIN1 regulates assembly and function of the beta-catenin complex. Phosphorylated by CK1 and GSK3B. Dephosphorylated by PPP1CA and PPP2CA. Phosphorylation by CK1 enhances binding of GSK3B to AXIN1.. ADP-ribosylated by tankyrase TNKS and TNKS2. Poly-ADP-ribosylated protein is recognized by RNF146, followed by ubiquitination at 'Lys-48' and subsequent activation of the Wnt signaling pathway.. Ubiquitinated by RNF146 when poly-ADP-ribosylated, leading to its degradation and subsequent activation of the Wnt signaling pathway. Sumoylation at Lys-857 and Lys-860 prevents ubiquitination and degradation. Sumoylation is required for AXIN1-mediated JNK activation. Deubiquitinated by USP34, deubiquitinated downstream of beta-catenin stabilization step: deubiquitination is important for nuclear accumulation during Wnt signaling to positively regulate beta-catenin (CTNBB1)-mediated transcription. Ubiquitination by SIAH1 and SIAH2 induces its proteasomal degradation as part of the activation of the Wnt signaling pathway (PubMed:28546513).
Subcellular localisation
Nucleus
Target data
Product promise
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