1V18	Signaling Protein	date	Apr 09, 2004
title	The Crystal Structure Of Beta-Catenin Armadillo Repeat Compl A Phosphorylated Apc 20mer Repeat.
authors	N.C.Ha, W.I.Weis
compound		source
Molecule: Beta-Catenin Chain: A Fragment: Armadillo Repeat, Repeat 3 Of Apc, Residues 134-6 Engineered: Yes Other_details: 134-671 Of Beta-Catenin And 1484-1528 Of Hum Apc(Adenomatous Polyposis Coli) Phosphorylated By Ck1 And G		Organism_scientific: Mus Musculus Organism_common: Mouse Organism_taxid: 10090 Expression_system: Escherichia Coli Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_plasmid: Pproexhta
Molecule: Adenomatous Polyposis Coli Chain: B Fragment: Residues 1482-1528 Synonym: Apc Protein Engineered: Yes Other_details: 134-671 Of Beta-Catenin And 1484-1528 Of Hum Apc(Adenomatous Polyposis Coli) Phosphorylated By Ck1 And G		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_plasmid: Pproexhta
symmetry	Space Group: P 21 21 21	R_factor 0.207 R_Free 0.253
crystal cell	length a length b length c angle alpha angle beta angle gamma 50.830 90.060 122.810 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.10 Å
ligand	SEP	enzyme
related structures	by homologous chain: 1T08, 3BCT
Gene Ontology	Chain Function Process Component A B
Primary reference	Mechanism of phosphorylation-dependent binding of APC to beta-catenin and its role in beta-catenin degradation., Ha NC, Tonozuka T, Stamos JL, Choi HJ, Weis WI, Mol Cell. 2004 Aug 27;15(4):511-21. PMID:15327768

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (92 Kb) [Save to disk] Biological Unit Coordinates (1v18.pdb1.gz) 87 Kb LPC: Ligand-Protein Contacts for 1V18 CSU: Contacts of Structural Units for 1V18 Likely Quarternary Molecular Structure file(s) for 1V18 Structure Factors (337 Kb) Retrieve 1V18 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1V18 from S2C, [Save to disk] Re-refined 1v18 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1V18 in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 1V18

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1V18, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1v18] [1v18_B] [1v18_A] SWISS-PROT database: [P25054] [Q02248] Domain organization of [APC_HUMAN] [CTNB1_MOUSE] by SWISSPFAM Domain found in 1V18: [ARM ] by SMART

Other resources with information on 1V18

Community annotation for 1V18 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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