1I4O Apoptosis Hydrolase date Feb 22, 2001
title Crystal Structure Of The Xiapcaspase-7 Complex
authors Y.Huang, Y.C.Park, R.L.Rich, D.Segal, D.G.Myszka, H.Wu
compound source
Molecule: Caspase-7
Chain: A, B
Synonym: Apoptotic Protease Mch-3
Ec: 3.4.22.-
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562

Molecule: Baculoviral Iap Repeat-Containing Protein 4
Chain: C, D
Fragment: Residues 120-260
Synonym: X-Linked Iap
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 32 2 1
R_factor 0.224 R_Free 0.260
crystal
cell
length a length b length c angle alpha angle beta angle gamma
88.500 88.500 185.400 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.40 Å
ligand
enzyme Hydrolase E.C.3.4.22 BRENDA
related structures by homologous chain: 1F1J, 1I51
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceStructural basis of caspase inhibition by XIAP: differential roles of the linker versus the BIR domain., Huang Y, Park YC, Rich RL, Segal D, Myszka DG, Wu H, Cell 2001 Mar 9;104(5):781-90. PMID:11257231
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (90 Kb) [Save to disk]
  • Biological Unit Coordinates (1i4o.pdb1.gz) 43 Kb
  • Biological Unit Coordinates (1i4o.pdb2.gz) 43 Kb
  • Biological Unit Coordinates (1i4o.pdb3.gz) 84 Kb
  • CSU: Contacts of Structural Units for 1I4O
  • Likely Quarternary Molecular Structure file(s) for 1I4O
  • Retrieve 1I4O in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1I4O from S2C, [Save to disk]
  • View 1I4O 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 1I4O
  • 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 1I4O, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1i4oa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1i4ob_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1i4o 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: [1i4o_C] [1i4o_D] [1i4o_A] [1i4o] [1i4o_B]
  • SWISS-PROT database: [P55210] [P98170]
  • Domain organization of [CASP7_HUMAN] [XIAP_HUMAN] by SWISSPFAM
  • Domains found in 1I4O: [BIR] [CASc ] by SMART
  • Other resources with information on 1I4O
  • Community annotation for 1I4O 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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