4A0Q Cell Adhesion date Sep 12, 2011
title Activated Conformation Of Integrin Alpha1 I-Domain Mutant
authors M.Lahti, E.Bligt, H.Niskanen, V.Parkash, A.M.Brandt, J.Jokinen, P.Patrikainen, J.Kapyla, J.Heino, T.A.Salminen
compound source
Molecule: Integrin Alpha-1
Chain: A, B
Fragment: Integrin Alpha1 I-Domain, Residues 166-366
Synonym: Cd49 Antigen-Like Family Member A, Laminin And Col Receptor, Vla-1, Cd49a;
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 511693
Expression_system_strain: Bl21
symmetry Space Group: P 3
R_factor 0.18355 R_Free 0.22884
length a length b length c angle alpha angle beta angle gamma
95.470 95.470 37.719 90.00 90.00 120.00
method X-Ray Diffractionresolution 1.90 Å
ligand MG enzyme
Primary referenceStructure of Collagen Receptor Integrin alpha1I Domain Carrying the Activating Mutation E317A., Lahti M, Bligt E, Niskanen H, Parkash V, Brandt AM, Jokinen J, Patrikainen P, Kapyla J, Heino J, Salminen TA, J Biol Chem. 2011 Dec 16;286(50):43343-51. Epub 2011 Oct 26. PMID:22030389
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (69 Kb) [Save to disk]
  • Biological Unit Coordinates (4a0q.pdb1.gz) 33 Kb
  • Biological Unit Coordinates (4a0q.pdb2.gz) 33 Kb
  • LPC: Ligand-Protein Contacts for 4A0Q
  • CSU: Contacts of Structural Units for 4A0Q
  • Structure Factors (216 Kb)
  • Retrieve 4A0Q in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4A0Q from S2C, [Save to disk]
  • Re-refined 4a0q structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 4A0Q in 3D
  • Proteopedia, because life has more than 2D.
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  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 4A0Q
  • 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 4A0Q, from MSDmotif at EBI
  • Fold representative 4a0q from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4a0q_A] [4a0q_B] [4a0q]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 4A0Q: [VWA ] by SMART
  • Other resources with information on 4A0Q
  • Community annotation for 4A0Q at PDBWiki (http://pdbwiki.org)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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