1EC1 Hydrolase Hydrolase Inhibitor date Jan 25, 2000
title Hiv-1 Protease In Complex With The Inhibitor Bea409
authors T.Unge
compound source
Molecule: Hiv-1 Protease
Chain: A, B
Fragment: Fragment 69-167
Ec: 3.4.23.16
Engineered: Yes
Organism_scientific: Human Immunodeficiency Virus 1
Organism_taxid: 11676
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_plasmid: Pet11c
symmetry Space Group: P 21 21 2
R_factor 0.204 R_Free 0.236
crystal
cell
length a length b length c angle alpha angle beta angle gamma
58.120 86.110 46.110 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.10 Å
ligand BEE BindingDB enzyme Hydrolase E.C.3.4.23.16 BRENDA
related structures by homologous chain: 1OHR, 1TSU
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceOptimization of P1-P3 groups in symmetric and asymmetric HIV-1 protease inhibitors., Andersson HO, Fridborg K, Lowgren S, Alterman M, Muhlman A, Bjorsne M, Garg N, Kvarnstrom I, Schaal W, Classon B, Karlen A, Danielsson UH, Ahlsen G, Nillroth U, Vrang L, Oberg B, Samuelsson B, Hallberg A, Unge T, Eur J Biochem 2003 Apr;270(8):1746-58. PMID:12694187
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (38 Kb) [Save to disk]
  • Biological Unit Coordinates (1ec1.pdb1.gz) 34 Kb
  • LPC: Ligand-Protein Contacts for 1EC1
  • CSU: Contacts of Structural Units for 1EC1
  • Likely Quarternary Molecular Structure file(s) for 1EC1
  • Structure Factors (102 Kb)
  • Retrieve 1EC1 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1EC1 from S2C, [Save to disk]
  • Re-refined 1ec1 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1EC1 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 1EC1
  • 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
  • 3D motif for 1EC1, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1ec1a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1ec1b_, 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: [1ec1_A] [1ec1_B] [1ec1]
  • SWISS-PROT database: [P03366]
  • Domain organization of [POL_HV1B1] by SWISSPFAM
  • Other resources with information on 1EC1
  • Community annotation for 1EC1 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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