2IMG	Hydrolase	date	Oct 04, 2006
title	Crystal Structure Of Dual Specificity Protein Phosphatase 23 Sapiens In Complex With Ligand Malate Ion
authors	R.Agarwal, S.K.Burley, S.Swaminathan, New York Sgx Research Cen Structural Genomics (Nysgxrc)
compound		source
Molecule: Dual Specificity Protein Phosphatase 23 Chain: A Synonym: Low Molecular Mass Dual Specificity Phosphatase 3, Vh1-Like Phosphatase Z; Ec: 3.1.3.48, 3.1.3.16 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Dusp23 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)Ril Expression_system_vector_type: Plasmid Expression_system_plasmid: Psgx4
symmetry	Space Group: P 21 21 21	R_factor 0.195 R_Free 0.229
crystal cell	length a length b length c angle alpha angle beta angle gamma 35.970 59.253 64.400 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.93 Å
ligand	MLT, MSE	enzyme	Hydrolase E.C.3.1.3.48 BRENDA
Gene Ontology	Chain Function Process Component A protein tyrosine phosphatase...
Primary reference	Structure of human dual specificity protein phosphatase 23, VHZ, enzyme-substrate/product complex., Agarwal R, Burley SK, Swaminathan S, J Biol Chem. 2008 Apr 4;283(14):8946-53. Epub 2008 Feb 1. PMID:18245086

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (30 Kb) [Save to disk] Biological Unit Coordinates (2img.pdb1.gz) 26 Kb LPC: Ligand-Protein Contacts for 2IMG CSU: Contacts of Structural Units for 2IMG Likely Quarternary Molecular Structure file(s) for 2IMG Structure Factors (140 Kb) Retrieve 2IMG in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2IMG from S2C, [Save to disk] Re-refined 2img structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2IMG 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 2IMG

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 2IMG, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2img_A] [2img] SWISS-PROT database: [Q9BVJ7] Domain organization of [DUS23_HUMAN] by SWISSPFAM Domain found in 2IMG: [PTPc_DSPc ] by SMART

Other resources with information on 2IMG

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

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