2WK3	Hydrolase	date	Jun 05, 2009
title	Crystal Structure Of Human Insulin-Degrading Enzyme In Complex With Amyloid-Beta (1-42)
authors	Q.Guo, W.J.Tang
compound		source
Molecule: Insulin Degrading Enzyme Chain: A, B Synonym: Insulin Protease, Insulysin, Insulinase Ec: 3.4.24.56 Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector: Pex
Molecule: Beta-Amyloid Protein 42 Chain: C, D Fragment: Beta-Amyloid Protein 42, Residues 672-713 Synonym: Beta-App42, Amyloid Beta A4 Protein Synonym: Amyloid Beta, Alzheimer Disease Amyloid Protein, Abpp, Appi, App, Prea4, Cerebral Vascular Amyloid Peptide, Cvap, Protease Nexin-II, Pn-II Synonym: App, Abpp, Alzheimer'S Disease Amyloid Protein, Cerebral Vascular Amyloid Peptide, Cvap, Protease Nexin-II, Pn-II, Appi; Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Bl21(De3) Expression_system_strain: Bl21(De3)
symmetry	Space Group: P 65	R_factor 0.187 R_Free 0.232
crystal cell	length a length b length c angle alpha angle beta angle gamma 261.628 261.628 90.675 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.59 Å
ligand	ZN	enzyme	Hydrolase E.C.3.4.24.56 BRENDA
Gene Ontology	Chain Function Process Component A, B virus receptor activity D, C
Primary reference	Molecular Basis for the Recognition and Cleavages of IGF-II, TGF-alpha, and Amylin by Human Insulin-Degrading Enzyme., Guo Q, Manolopoulou M, Bian Y, Schilling AB, Tang WJ, J Mol Biol. 2009 Nov 5. PMID:19896952

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (329 Kb) [Save to disk] Biological Unit Coordinates (2wk3.pdb1.gz) 162 Kb Biological Unit Coordinates (2wk3.pdb2.gz) 163 Kb LPC: Ligand-Protein Contacts for 2WK3 CSU: Contacts of Structural Units for 2WK3 Structure Factors (1583 Kb) Retrieve 2WK3 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2WK3 from S2C, [Save to disk] Re-refined 2wk3 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2WK3 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 2WK3

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 2WK3, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2wk3_B] [2wk3_C] [2wk3] [2wk3_D] [2wk3_A] SWISS-PROT database: [P05067] [P14735] Belongs to the amyloid β-protein peptide (aβpp) family according to TCDB. Domain organization of [A4_HUMAN] [IDE_HUMAN] by SWISSPFAM

Other resources with information on 2WK3

Community annotation for 2WK3 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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