1I51 Hydrolase Hydrolase Inhibitor date Feb 23, 2001
title Crystal Structure Of Caspase-7 Complexed With Xiap
authors J.Chai, Y.Shi
compound source
Molecule: Caspase-7 Subunit P20
Chain: A, C
Ec: 3.4.22.-
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Casp7
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet21b

Molecule: Caspase-7 Subunit P11
Chain: B, D
Ec: 3.4.22.-
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Casp7
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet21b

Molecule: X-Linked Inhibitor Of Apotosis Protein
Chain: E, F
Fragment: Xiap-Bir2
Synonym: Xiap
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Xiap
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pgex-2t
symmetry Space Group: P 32 2 1
R_factor 0.233 R_Free 0.272
crystal
cell
length a length b length c angle alpha angle beta angle gamma
89.600 89.600 185.500 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.45 Å
ligand
enzyme Hydrolase E.C.3.4.22 BRENDA
related structures by homologous chain: 1I4O, 1NMQ, 1RHK
Gene
Ontology
ChainFunctionProcessComponent
A, C


D, B


Primary referenceStructural basis of caspase-7 inhibition by XIAP., Chai J, Shiozaki E, Srinivasula SM, Wu Q, Datta P, Alnemri ES, Shi Y, Dataa P, Cell 2001 Mar 9;104(5):769-80. PMID:11257230
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (87 Kb) [Save to disk]
  • Biological Unit Coordinates (1i51.pdb1.gz) 81 Kb
  • CSU: Contacts of Structural Units for 1I51
  • Likely Quarternary Molecular Structure file(s) for 1I51
  • Retrieve 1I51 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1I51 from S2C, [Save to disk]
  • View 1I51 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 1I51
  • 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 1I51, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1i51.1, region A:,B [Jmol] [rasmolscript] [script source]
        - Domain d1i51.2, region C:,D [Jmol] [rasmolscript] [script source]
  • Fold representative 1i51 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: [1i51_A] [1i51_B] [1i51] [1i51_F] [1i51_D] [1i51_C] [1i51_E]
  • SWISS-PROT database: [P55210] [P98170]
  • Domain organization of [CASP7_HUMAN] [XIAP_HUMAN] by SWISSPFAM
  • Domains found in 1I51: [BIR] [CASc ] by SMART
  • Other resources with information on 1I51
  • Community annotation for 1I51 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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