1I3O Apoptosis date Feb 15, 2001
title Crystal Structure Of The Complex Of Xiap-Bir2 And Caspase 3
authors S.J.Riedl, M.Renatus, R.Schwarzenbacher, Q.Zhou, C.Sun, S.W.Fesik, R.C.Liddington, G.S.Salvesen
compound source
Molecule: Caspase 3
Chain: A, C
Fragment: Apopain P17 Subunit
Ec: 3.4.22.-
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: I39005
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet23b

Molecule: Caspase 3
Chain: B, D
Fragment: Apopain P12 Subunit
Ec: 3.4.22.-
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: I39005
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet23b

Molecule: Baculoviral Iap Repeat-Containing Protein 4
Chain: E, F
Fragment: Xiap-Bir2
Synonym: X-Linked Iap
Engineered: Yes
Mutation: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: U32974
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet15b
symmetry Space Group: P 21 21 21
R_factor 0.248 R_Free 0.278
crystal
cell
length a length b length c angle alpha angle beta angle gamma
70.700 95.500 144.200 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.70 Å
ligand ZN enzyme Hydrolase E.C.3.4.22 BRENDA
related structures by homologous chain: 1C9Q, 1GFW, 1K88, 1RHU
Gene
Ontology
ChainFunctionProcessComponent
A, C


D, B


Primary referenceStructural basis for the inhibition of caspase-3 by XIAP., Riedl SJ, Renatus M, Schwarzenbacher R, Zhou Q, Sun C, Fesik SW, Liddington RC, Salvesen GS, Cell 2001 Mar 9;104(5):791-800. PMID:11257232
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (119 Kb) [Save to disk]
  • Biological Unit Coordinates (1i3o.pdb1.gz) 113 Kb
  • LPC: Ligand-Protein Contacts for 1I3O
  • CSU: Contacts of Structural Units for 1I3O
  • Likely Quarternary Molecular Structure file(s) for 1I3O
  • Retrieve 1I3O in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1I3O from S2C, [Save to disk]
  • View 1I3O 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 1I3O
  • 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 1I3O, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1i3o.1, region A:,B [Jmol] [rasmolscript] [script source]
        - Domain d1i3o.2, region C:,D [Jmol] [rasmolscript] [script source]
        - Domain d1i3oe_, region E [Jmol] [rasmolscript] [script source]
        - Domain d1i3of_, region F [Jmol] [rasmolscript] [script source]
  • Fold representative 1i3o 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: [1i3o_E] [1i3o_C] [1i3o_B] [1i3o_A] [1i3o_D] [1i3o_F] [1i3o]
  • SWISS-PROT database: [P42574] [P98170]
  • Domain organization of [CASP3_HUMAN] [XIAP_HUMAN] by SWISSPFAM
  • Domains found in 1I3O: [BIR] [CASc ] by SMART
  • Other resources with information on 1I3O
  • Community annotation for 1I3O 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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