2QBR	Hydrolase	date	Jun 18, 2007
title	Crystal Structure Of Ptp1b-Inhibitor Complex
authors	W.Xu
compound		source
Molecule: Tyrosine-Protein Phosphatase Non-Receptor Type 1 Chain: A Fragment: Tyrosine-Protein Phosphatase Domain, Catalytic Do Synonym: Protein-Tyrosine Phosphatase 1b, Ptp-1b Ec: 3.1.3.48 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Ptpn1, Ptp1b Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 31 2 1	R_factor 0.200 R_Free 0.231
crystal cell	length a length b length c angle alpha angle beta angle gamma 88.946 88.946 104.826 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	910 BindingDB	enzyme	Hydrolase E.C.3.1.3.48 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Structure-based optimization of protein tyrosine phosphatase 1B inhibitors: from the active site to the second phosphotyrosine binding site., Wilson DP, Wan ZK, Xu WX, Kirincich SJ, Follows BC, Joseph-McCarthy D, Foreman K, Moretto A, Wu J, Zhu M, Binnun E, Zhang YL, Tam M, Erbe DV, Tobin J, Xu X, Leung L, Shilling A, Tam SY, Mansour TS, Lee J, J Med Chem. 2007 Sep 20;50(19):4681-98. Epub 2007 Aug 17. PMID:17705360

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (57 Kb) [Save to disk] Biological Unit Coordinates (2qbr.pdb1.gz) 53 Kb LPC: Ligand-Protein Contacts for 2QBR CSU: Contacts of Structural Units for 2QBR Likely Quarternary Molecular Structure file(s) for 2QBR Structure Factors (124 Kb) Retrieve 2QBR in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2QBR from S2C, [Save to disk] Re-refined 2qbr structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2QBR 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 2QBR

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 2QBR, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2qbr_A] [2qbr] SWISS-PROT database: [P18031] Domain organization of [PTN1_HUMAN] by SWISSPFAM Domains found in 2QBR: [PTPc] [PTPc_DSPc ] by SMART

Other resources with information on 2QBR

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

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