2PSR Ef-Hand Protein date Sep 17, 1998
title Human Psoriasin (S100a7) Ca2+ And Zn2+ Bound Form (Crystal F
authors D.E.Brodersen, J.Nyborg, M.Kjeldgaard
compound source
Molecule: Psoriasin
Chain: A
Synonym: S100a7
Engineered: Yes
Other_details: Ca2+ And Zn2+ Bound Form
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Cell: Keratinocytes
Cellular_location: Cytoplasmic, Or May Be Secreted By A Non Classical Secretory Pathway;
Expression_system: Escherichia Coli Bl21
Expression_system_taxid: 511693
Expression_system_strain: Bl21
Expression_system_plasmid: Pt7h6fx-Ps.4
symmetry Space Group: P 43 21 2
R_factor
R_Free
crystal
cell
length a length b length c angle alpha angle beta angle gamma
51.958 51.958 116.027 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.05 Å
ligand CA, ZN enzyme
related structures by homologous chain: 1PSR, 3PSR
Gene
Ontology
ChainFunctionProcessComponent
A
  • sequestering of metal ion

  • Primary referenceZinc-binding site of an S100 protein revealed. Two crystal structures of Ca2+-bound human psoriasin (S100A7) in the Zn2+-loaded and Zn2+-free states., Brodersen DE, Nyborg J, Kjeldgaard M, Biochemistry 1999 Feb 9;38(6):1695-704. PMID:10026247
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (22 Kb) [Save to disk]
  • Biological Unit Coordinates (2psr.pdb1.gz) 36 Kb
  • LPC: Ligand-Protein Contacts for 2PSR
  • CSU: Contacts of Structural Units for 2PSR
  • Likely Quarternary Molecular Structure file(s) for 2PSR
  • Structure Factors (107 Kb)
  • Retrieve 2PSR in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2PSR from S2C, [Save to disk]
  • Re-refined 2psr structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2PSR 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 2PSR
  • 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 2PSR, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d2psr__, region [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: [2psr] [2psr_A]
  • SWISS-PROT database: [P31151]
  • Domain organization of [S10A7_HUMAN] by SWISSPFAM
  • Domain found in 2PSR: [S_100 ] by SMART
  • Other resources with information on 2PSR
  • Community annotation for 2PSR 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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