1CQP Immune System date Aug 10, 1999
title Crystal Structure Analysis Of The Complex Lfa-1 (Cd11a) I-Do Lovastatin At 2.6 A Resolution
authors J.Kallen, K.Welzenbach, P.Ramage, D.Geyl, R.Kriwacki, G.Legge, S.C G.Weitz-Schmidt, U.Hommel
compound source
Molecule: Antigen Cd11a (P180)
Chain: A, B
Fragment: I-Domain, Residues 153-334
Synonym: Integrin Alpha L, Lymphocyte Function-Associated A Alpha Polypeptide;
Engineered: Yes
Other_details: Complexed With Lovastatin Which Occurs Natur Fungi
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
symmetry Space Group: P 21 21 21
R_factor 0.190 R_Free 0.257
crystal
cell
length a length b length c angle alpha angle beta angle gamma
72.700 77.700 91.800 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.60 Å
ligand 803, MG BindingDB enzyme
related structures by homologous chain: 1MQA, 1ZOO
Primary referenceStructural basis for LFA-1 inhibition upon lovastatin binding to the CD11a I-domain., Kallen J, Welzenbach K, Ramage P, Geyl D, Kriwacki R, Legge G, Cottens S, Weitz-Schmidt G, Hommel U, J Mol Biol 1999 Sep 10;292(1):1-9. PMID:10493852
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (67 Kb) [Save to disk]
  • Biological Unit Coordinates (1cqp.pdb1.gz) 33 Kb
  • Biological Unit Coordinates (1cqp.pdb2.gz) 32 Kb
  • LPC: Ligand-Protein Contacts for 1CQP
  • CSU: Contacts of Structural Units for 1CQP
  • Likely Quarternary Molecular Structure file(s) for 1CQP
  • Structure Factors (116 Kb)
  • Retrieve 1CQP in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1CQP from S2C, [Save to disk]
  • Re-refined 1cqp structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1CQP 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 1CQP
  • 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 1CQP, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1cqpa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1cqpb_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1cqp from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1cqp_B] [1cqp_A] [1cqp]
  • SWISS-PROT database: [P20701]
  • Domain organization of [ITAL_HUMAN] by SWISSPFAM
  • Domain found in 1CQP: [VWA ] by SMART
  • Other resources with information on 1CQP
  • Community annotation for 1CQP 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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