1HXB Hydrolase Hydrolase Inhibitor date Sep 13, 1996
title Hiv-1 Proteinase Complexed With Ro 31-8959
authors B.J.Graves, M.H.Hatada, R.L.Crowther
compound source
Molecule: Hiv-1 Protease
Chain: A, B
Engineered: Yes
Organism_scientific: Human Immunodeficiency Virus Type 1 (C
Organism_taxid: 11679
Variant: Hxb-3
Gene: Pol
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_plasmid: Pptdeltan
Expression_system_gene: Pol
symmetry Space Group: P 61
R_factor 0.184 R_Free NULL
length a length b length c angle alpha angle beta angle gamma
63.310 63.310 83.450 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.30 Å
ligand ROC BindingDB enzyme Hydrolase E.C. BRENDA
note 1HXB (Molecule of the Month:pdb6)
related structures by homologous chain: 1EBY, 1GNO
A, B

Primary referenceNovel binding mode of highly potent HIV-proteinase inhibitors incorporating the (R)-hydroxyethylamine isostere., Krohn A, Redshaw S, Ritchie JC, Graves BJ, Hatada MH, J Med Chem 1991 Nov;34(11):3340-2. PMID:1956054
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (41 Kb) [Save to disk]
  • Biological Unit Coordinates (1hxb.pdb1.gz) 36 Kb
  • LPC: Ligand-Protein Contacts for 1HXB
  • CSU: Contacts of Structural Units for 1HXB
  • Likely Quarternary Molecular Structure file(s) for 1HXB
  • Structure Factors (95 Kb)
  • Retrieve 1HXB in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1HXB from S2C, [Save to disk]
  • Re-refined 1hxb structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1HXB 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 1HXB
  • 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 1HXB, from MSDmotif at EBI
  • Genome occurence of 1HXB's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1hxba_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1hxbb_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1hxb 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: [1hxb] [1hxb_A] [1hxb_B]
  • SWISS-PROT database: [P04585]
  • Domain organization of [POL_HV1H2] by SWISSPFAM
  • Other resources with information on 1HXB
  • Community annotation for 1HXB 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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