1LFA Cell Adhesion date Sep 08, 1995
title Cd11a I-Domain With Bound Mn++
authors D.J.Leahy, A.Qu
compound source
Molecule: Cd11a
Chain: A, B
Synonym: Lfa-1, Alpha-L\,Beta-2 Integrin, A-Domain
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_plasmid: Pet11c
Other_details: Refolded From Urea
symmetry Space Group: C 1 2 1
R_factor 0.190 R_Free 0.251
crystal
cell
length a length b length c angle alpha angle beta angle gamma
131.130 45.450 66.130 90.00 99.80 90.00
method X-Ray Diffractionresolution 1.80 Å
ligand CL, MN enzyme
related structures by homologous chain: 1T0P, 1ZON
Primary referenceCrystal structure of the I-domain from the CD11a/CD18 (LFA-1, alpha L beta 2) integrin., Qu A, Leahy DJ, Proc Natl Acad Sci U S A 1995 Oct 24;92(22):10277-81. PMID:7479767
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (91 Kb) [Save to disk]
  • Biological Unit Coordinates (1lfa.pdb1.gz) 87 Kb
  • LPC: Ligand-Protein Contacts for 1LFA
  • CSU: Contacts of Structural Units for 1LFA
  • Likely Quarternary Molecular Structure file(s) for 1LFA
  • Structure Factors (239 Kb)
  • Retrieve 1LFA in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1LFA from S2C, [Save to disk]
  • Re-refined 1lfa structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1LFA 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 1LFA
  • 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 1LFA, from MSDmotif at EBI
  • Genome occurence of 1LFA's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1lfaa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1lfab_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1lfa 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: [1lfa] [1lfa_A] [1lfa_B]
  • SWISS-PROT database: [P20701]
  • Domain organization of [ITAL_HUMAN] by SWISSPFAM
  • Domain found in 1LFA: [VWA ] by SMART
  • Other resources with information on 1LFA
  • Community annotation for 1LFA 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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