1QBS Aspartyl Protease date Apr 25, 1997
title Hiv-1 Protease Inhibitors Wiih Low Nanomolar Potency
authors P.Ala, C.H.Chang
compound source
Molecule: Hiv-1 Protease
Chain: A, B
Ec: 3.4.23.16
Engineered: Yes
Organism_scientific: Human Immunodeficiency Virus 1
Organism_taxid: 11676
Strain: Bh102
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 61
R_factor 0.189 R_Free NULL
crystal
cell
length a length b length c angle alpha angle beta angle gamma
62.800 62.800 83.500 90.00 90.00 120.00
method X-Ray Diffractionresolution 1.80 Å
ligand CSO, DMP BindingDB enzyme Hydrolase E.C.3.4.23.16 BRENDA
related structures by homologous chain: 1HWR, 1W5W
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceCyclic HIV protease inhibitors: synthesis, conformational analysis, P2/P2' structure-activity relationship, and molecular recognition of cyclic ureas., Lam PY, Ru Y, Jadhav PK, Aldrich PE, DeLucca GV, Eyermann CJ, Chang CH, Emmett G, Holler ER, Daneker WF, Li L, Confalone PN, McHugh RJ, Han Q, Li R, Markwalder JA, Seitz SP, Sharpe TR, Bacheler LT, Rayner MM, Klabe RM, Shum L, Winslow DL, Kornhauser DM, Hodge CN, et al., J Med Chem 1996 Aug 30;39(18):3514-25. PMID:8784449
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (42 Kb) [Save to disk]
  • Biological Unit Coordinates (1qbs.pdb1.gz) 38 Kb
  • LPC: Ligand-Protein Contacts for 1QBS
  • CSU: Contacts of Structural Units for 1QBS
  • Likely Quarternary Molecular Structure file(s) for 1QBS
  • Retrieve 1QBS in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1QBS from S2C, [Save to disk]
  • View 1QBS 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 1QBS
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1QBS, from MSDmotif at EBI
  • Genome occurence of 1QBS's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1qbsa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1qbsb_, region B [Jmol] [rasmolscript] [script source]
  • 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: [1qbs_B] [1qbs] [1qbs_A]
  • SWISS-PROT database: [P04585]
  • Domain organization of [POL_HV1H2] by SWISSPFAM
  • Other resources with information on 1QBS
  • Community annotation for 1QBS at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

  • You may enter another PDB ID code
    Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]
    OCA© by Jaime Prilusky, 1996-2014,2022
    Bioinformatics Unit
    Weizmann Institute of Science