4nm7: Difference between revisions
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{{STRUCTURE_4nm7| PDB=4nm7 | SCENE= }} | |||
===Crystal structure of GSK-3/Axin complex bound to phosphorylated Wnt receptor LRP6 e-motif=== | |||
==Disease== | |||
[[http://www.uniprot.org/uniprot/AXIN1_HUMAN AXIN1_HUMAN]] Defects in AXIN1 are involved in hepatocellular carcinoma (HCC) [MIM:[http://omim.org/entry/114550 114550]].<ref>PMID:10700176</ref> <ref>PMID:12101426</ref> Defects in AXIN1 are a cause of caudal duplication anomaly (CADUA) [MIM:[http://omim.org/entry/607864 607864]]. Caudal duplication anomaly is characterized by the occurrence of duplications of different organs in the caudal region. Note=Caudal duplication anomaly is associated with hypermethylation of the AXIN1 promoter.<ref>PMID:10700176</ref> | |||
==Function== | |||
[[http://www.uniprot.org/uniprot/AXIN1_HUMAN AXIN1_HUMAN]] Component of the beta-catenin destruction complex required for regulating CTNNB1 levels through phosphorylation and ubiquitination, and modulating Wnt-signaling. 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. In Wnt signaling, probably facilitates the phosphorylation of CTNNB1 and APC by GSK3B. Likely to function as a tumor suppressor. Facilitates the phosphorylation of TP53 by HIPK2 upon ultraviolet irradiation. Enhances TGF-beta signaling by recruiting the RNF111 E3 ubiquitin ligase and promoting the degradation of inhibitory SMAD7. Also component of the AXIN1-HIPK2-TP53 complex which controls cell growth, apoptosis and development.<ref>PMID:12192039</ref> <ref>PMID:16601693</ref> <ref>PMID:17210684</ref> | |||
==About this Structure== | |||
[[4nm7]] is a 3 chain structure. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4NM7 OCA]. | |||
==Reference== | |||
<references group="xtra"/><references/> | |||
[[Category: Chu, M L.H.]] | |||
[[Category: Enos, M D.]] | |||
[[Category: Shah, N.]] | |||
[[Category: Stamos, J L.]] | |||
[[Category: Weis, W I.]] | |||
[[Category: Auto-inhibited]] | |||
[[Category: Axin]] | |||
[[Category: Gsk-3]] | |||
[[Category: Kinase]] | |||
[[Category: Lrp6]] | |||
[[Category: Phosphorylated wnt receptor lrp6 e-motif]] | |||
[[Category: Primed substrate]] | |||
[[Category: Transferase-peptide complex]] | |||
[[Category: Wnt]] | |||