1QX3 Conformational restrictions in the active site of unliganded human caspase-3 date
authors Ni, C.Z., Li, C., Wu, J.C., Spada, A.P., Ely, K.R.
compound source
R_Free 0.278
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution 1.90
related structures by homologous chain: 1NMS, 1RHJ
  • phospholipase A2 activator a...

  • Primary referenceConformational restrictions in the active site of unliganded human caspase-3., Ni CZ, Li C, Wu JC, Spada AP, Ely KR, J Mol Recognit 2003 May-Jun;16(3):121-4. PMID:12833566
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (45 Kb) [Save to disk]
  • Biological Unit Coordinates (1qx3.pdb1.gz) 82 Kb
  • CSU: Contacts of Structural Units for 1QX3
  • Likely Quarternary Molecular Structure file(s) for 1QX3
  • Retrieve 1QX3 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1QX3 from S2C, [Save to disk]
  • View 1QX3 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 1QX3
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1QX3, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1qx3a_, region A [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: [1qx3_A] [1qx3]
  • SWISS-PROT database: [P42574]
  • Domain organization of [CASP3_HUMAN] by SWISSPFAM
  • Domain found in 1QX3: [CASc ] by SMART
  • Other resources with information on 1QX3
  • Community annotation for 1QX3 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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