2IAG Isomerase date Sep 08, 2006
title Crystal Structure Of Human Prostacyclin Synthase
authors C.W.Chiang, H.C.Yeh, L.H.Wang, N.L.Chan
compound source
Molecule: Prostacyclin Synthase
Chain: A, B
Fragment: Residues 23-500
Synonym: Prostaglandin I2 Synthase
Ec: 5.3.99.4
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Ptgis
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21(De3), B834(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pcw
Other_details: Plasmid Pcw Was A Gift From Dr. Amy Roth, University Of Oregon.
symmetry Space Group: P 1 21 1
R_factor 0.201 R_Free 0.263
crystal
cell
length a length b length c angle alpha angle beta angle gamma
67.733 105.596 73.950 90.00 92.01 90.00
method X-Ray Diffractionresolution 2.15 Å
ligand HEM, NA enzyme Isomerase E.C.5.3.99.4 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceCrystal structure of the human prostacyclin synthase., Chiang CW, Yeh HC, Wang LH, Chan NL, J Mol Biol. 2006 Dec 1;364(3):266-74. Epub 2006 Sep 20. PMID:17020766
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (168 Kb) [Save to disk]
  • Biological Unit Coordinates (2iag.pdb1.gz) 83 Kb
  • Biological Unit Coordinates (2iag.pdb2.gz) 83 Kb
  • LPC: Ligand-Protein Contacts for 2IAG
  • CSU: Contacts of Structural Units for 2IAG
  • Likely Quarternary Molecular Structure file(s) for 2IAG
  • Structure Factors (827 Kb)
  • Retrieve 2IAG in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2IAG from S2C, [Save to disk]
  • Re-refined 2iag structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2IAG 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 2IAG
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2IAG, from MSDmotif at EBI
  • Fold representative 2iag from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2iag] [2iag_B] [2iag_A]
  • SWISS-PROT database: [Q16647]
  • Domain organization of [PTGIS_HUMAN] by SWISSPFAM
  • Other resources with information on 2IAG
  • Community annotation for 2IAG 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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