2CM9 Inhibitor date May 04, 2006
title The Complement Inhibitor Omci In Complex With Ricinoleic Acid
authors P.Roversi, S.Johnson, O.Lissina, G.C.Paesen, W.Boland, M.A.Nunn, S.M.Lea
compound source
Molecule: Complement Inhibitor
Chain: A
Synonym: Omci
Engineered: Yes
Mutation: Yes
Other_details: Double Mutation To Prevent The Yeast Expression System To Introduce Glycosylation
 Organism_scientific: Ornithodoros Moubata
Organism_common: Soft Tick
Organism_taxid: 6938
Expression_system: Pichia Methanolica
Expression_system_taxid: 33166
Expression_system_strain: Pmad11
Expression_system_vector: Pmetalphac
symmetry Space Group: P 21 21 21
R_factor 0.197 R_Free NULL
crystal
cell
length a length b length c angle alpha angle beta angle gamma
45.090 54.000 55.030 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.30 Å
ligand ACT, RCL enzyme
Primary referenceThe structure of OMCI, a novel lipocalin inhibitor of the complement system., Roversi P, Lissina O, Johnson S, Ahmat N, Paesen GC, Ploss K, Boland W, Nunn MA, Lea SM, J Mol Biol. 2007 Jun 8;369(3):784-93. Epub 2007 Mar 30. PMID:17445829
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (29 Kb) [Save to disk]
  • Biological Unit Coordinates (2cm9.pdb1.gz) 25 Kb
  • LPC: Ligand-Protein Contacts for 2CM9
  • CSU: Contacts of Structural Units for 2CM9
  • Likely Quarternary Molecular Structure file(s) for 2CM9
  • Structure Factors (46 Kb)
  • Retrieve 2CM9 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2CM9 from S2C, [Save to disk]
  • Re-refined 2cm9 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 2CM9 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 2CM9
  • 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 2CM9, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2cm9] [2cm9_A]
  • SWISS-PROT database: [Q5YD59]
  • Domain organization of [Q5YD59_ORNMO] by SWISSPFAM
    • Other resources with information on 2CM9
  • Community annotation for 2CM9 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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