1K86 Apoptosis date Oct 23, 2001
title Crystal Structure Of Caspase-7
authors J.Chai, Q.Wu, E.Shiozaki, S.M.Srinivasa, E.S.Alnemri, Y.Shi
compound source
Molecule: Caspase-7
Chain: A, B
Ec: 3.4.22.-
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Caspase-7
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21 (De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet21b
symmetry Space Group: P 32 2 1
R_factor 0.232 R_Free 0.257
crystal
cell
length a length b length c angle alpha angle beta angle gamma
88.900 88.900 186.200 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.60 Å
ligand
enzyme Hydrolase E.C.3.4.22 BRENDA
related structures by homologous chain: 1K88, 1RHU
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceCrystal structure of a procaspase-7 zymogen: mechanisms of activation and substrate binding., Chai J, Wu Q, Shiozaki E, Srinivasula SM, Alnemri ES, Shi Y, Cell 2001 Nov 2;107(3):399-407. PMID:11701129
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (81 Kb) [Save to disk]
  • Biological Unit Coordinates (1k86.pdb1.gz) 76 Kb
  • CSU: Contacts of Structural Units for 1K86
  • Likely Quarternary Molecular Structure file(s) for 1K86
  • Retrieve 1K86 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1K86 from S2C, [Save to disk]
  • View 1K86 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 1K86
  • 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 1K86, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1k86a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1k86b_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1k86 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: [1k86_A] [1k86_B] [1k86]
  • SWISS-PROT database: [P55210]
  • Domain organization of [CASP7_HUMAN] by SWISSPFAM
  • Domain found in 1K86: [CASc ] by SMART
  • Other resources with information on 1K86
  • Community annotation for 1K86 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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