3IX0 Antitumor Protein, Apoptosis date Sep 03, 2009
title Crystal Structure Of Human Seminal Plasma Protein Psp94
authors M.Kumar, A.Kumar, D.D.Jagtap, S.D.Mahale
compound source
Molecule: Beta-Microseminoprotein
Chain: A, B, C, D
Synonym: Prostate Secreted Seminal Plasma Protein, Prostate Protein Psp94, Psp-94, Seminal Plasma Beta-Inhibin, Immunog Binding Factor, Igbf, Pn44
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Tissue: Human Seminal Plasma
symmetry Space Group: P 41 21 2
R_factor 0.211 R_Free 0.263
length a length b length c angle alpha angle beta angle gamma
107.880 107.880 92.130 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.30 Å
note 3IX0 is a representative structure
A, D, C, B

Primary referenceCrystal structure of prostate secretory protein PSP94 shows an edge-to-edge association of two monomers to form a homodimer., Kumar A, Jagtap DD, Mahale SD, Kumar M, J Mol Biol. 2010 Apr 9;397(4):947-56. Epub 2010 Feb 23. PMID:20184897
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (132 Kb) [Save to disk]
  • Biological Unit Coordinates (3ix0.pdb1.gz) 63 Kb
  • Biological Unit Coordinates (3ix0.pdb2.gz) 66 Kb
  • CSU: Contacts of Structural Units for 3IX0
  • Structure Factors (1322 Kb)
  • Retrieve 3IX0 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3IX0 from S2C, [Save to disk]
  • Re-refined 3ix0 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3IX0 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 3IX0
  • 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 3IX0, from MSDmotif at EBI
  • Fold representative 3ix0 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3ix0_D] [3ix0_A] [3ix0] [3ix0_C] [3ix0_B]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 3IX0
  • Community annotation for 3IX0 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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