1ITG Dna Integration date Nov 21, 1994
title Crystal Structure Of The Catalytic Domain Of Hiv-1 Integrase Similarity To Other Polynucleotidyl Transferases
authors F.Dyda, A.B.Hickman, T.M.Jenkins, A.Engelman, R.Craigie, D.R.Davi
compound source
Molecule: Hiv-1 Integrase
Chain: A
Engineered: Yes
Organism_scientific: Human Immunodeficiency Virus 1
Organism_taxid: 11676
Gene: Hiv-1 Integrase
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: T7
Expression_system_plasmid: Pet15b
symmetry Space Group: P 31 2 1
R_factor 0.202 R_Free NULL
length a length b length c angle alpha angle beta angle gamma
72.757 72.757 66.066 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.30 Å
ligand CAC enzyme
related structures by homologous chain: 1BHL, 1HYZ

Primary referenceCrystal structure of the catalytic domain of HIV-1 integrase: similarity to other polynucleotidyl transferases., Dyda F, Hickman AB, Jenkins TM, Engelman A, Craigie R, Davies DR, Science 1994 Dec 23;266(5193):1981-6. PMID:7801124
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (27 Kb) [Save to disk]
  • Biological Unit Coordinates (1itg.pdb1.gz) 47 Kb
  • LPC: Ligand-Protein Contacts for 1ITG
  • CSU: Contacts of Structural Units for 1ITG
  • Likely Quarternary Molecular Structure file(s) for 1ITG
  • Retrieve 1ITG in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1ITG from S2C, [Save to disk]
  • View 1ITG 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 1ITG
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1ITG, from MSDmotif at EBI
  • Genome occurence of 1ITG's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1itg__, region [Jmol] [rasmolscript] [script source]
  • Fold representative 1itg 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: [1itg_A] [1itg]
  • SWISS-PROT database: [P12497]
  • Domain organization of [POL_HV1N5] by SWISSPFAM
  • Other resources with information on 1ITG
  • Community annotation for 1ITG 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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