1XMM Chaperone date Oct 04, 2004
title Structure Of Human Dcps Bound To M7gdp
authors N.Chen, H.Song
compound source
Molecule: Heat Shock-Like Protein 1
Chain: B, A, C, D
Synonym: Dcps
Engineered: Yes
 Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pgex-6p-1
symmetry Space Group: P 21 21 21
R_factor 0.214 R_Free 0.267
crystal
cell
length a length b length c angle alpha angle beta angle gamma
100.928 105.140 138.647 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.50 Å
ligand G7M, M7G, PO4 enzyme
related structures by homologous chain: 1ST4
Gene
Ontology
ChainFunctionProcessComponent
A, D, C, B
  • exoribonuclease activity


    • Primary referenceCrystal structures of human DcpS in ligand-free and m7GDP-bound forms suggest a dynamic mechanism for scavenger mRNA decapping., Chen N, Walsh MA, Liu Y, Parker R, Song H, J Mol Biol. 2005 Apr 8;347(4):707-18. PMID:15769464
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (205 Kb) [Save to disk]
  • Biological Unit Coordinates (1xmm.pdb1.gz) 100 Kb
  • Biological Unit Coordinates (1xmm.pdb2.gz) 101 Kb
  • LPC: Ligand-Protein Contacts for 1XMM
  • CSU: Contacts of Structural Units for 1XMM
  • Likely Quarternary Molecular Structure file(s) for 1XMM
  • Structure Factors (382 Kb)
  • Retrieve 1XMM in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1XMM from S2C, [Save to disk]
  • Re-refined 1xmm structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
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  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
    • Visual 3D analysis of 1XMM
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1XMM, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1xmm_B] [1xmm_D] [1xmm_C] [1xmm_A] [1xmm]
  • SWISS-PROT database: [Q96C86]
  • Domain organization of [DCPS_HUMAN] by SWISSPFAM
    • Other resources with information on 1XMM
  • Community annotation for 1XMM at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
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  • Images from IMB Jena Image Library of Biological Macromolecules.

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