1QXK Hydrolase date Sep 08, 2003
title Monoacid-Based, Cell Permeable, Selective Inhibitors Of Prot Tyrosine Phosphatase 1b
authors Z.Xin, G.Liu, C.Abad-Zapatero, Z.Pei, B.G.Szczepankiewick, X.Li, T C.W.Hutchins, P.J.Hajduk, S.J.Ballaron, M.A.Stashko, T.H.Lubben J.M.Trevillyan, M.R.Jirousek
compound source
Molecule: Protein-Tyrosine Phosphatase, Non-Receptor Type 1
Chain: A
Fragment: Ptp1b Catalytic Domain
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 Or Ptp1b
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21(D3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pt7-7
symmetry Space Group: P 31 2 1
R_factor 0.196 R_Free 0.245
crystal
cell
length a length b length c angle alpha angle beta angle gamma
88.356 88.356 104.347 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.30 Å
ligand 429 BindingDB enzyme Hydrolase E.C.3.1.3.48 BRENDA
related structures by homologous chain: 1C86, 1Q6P
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceIdentification of a monoacid-based, cell permeable, selective inhibitor of protein tyrosine phosphatase 1B., Xin Z, Liu G, Abad-Zapatero C, Pei Z, Szczepankiewicz BG, Li X, Zhang T, Hutchins CW, Hajduk PJ, Ballaron SJ, Stashko MA, Lubben TH, Trevillyan JM, Jirousek MR, Bioorg Med Chem Lett 2003 Nov 17;13(22):3947-50. PMID:14592481
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (56 Kb) [Save to disk]
  • Biological Unit Coordinates (1qxk.pdb1.gz) 51 Kb
  • LPC: Ligand-Protein Contacts for 1QXK
  • CSU: Contacts of Structural Units for 1QXK
  • Likely Quarternary Molecular Structure file(s) for 1QXK
  • Retrieve 1QXK in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1QXK from S2C, [Save to disk]
  • View 1QXK 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 1QXK
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1QXK, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1qxka_, region A [Jmol] [rasmolscript] [script source]
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1qxk] [1qxk_A]
  • SWISS-PROT database: [P18031]
  • Domain organization of [PTN1_HUMAN] by SWISSPFAM
  • Domains found in 1QXK: [PTPc] [PTPc_DSPc ] by SMART
  • Other resources with information on 1QXK
  • Community annotation for 1QXK at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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