1ST4 Rna Binding Protein date Mar 24, 2004
title Structure Of Dcps Bound To M7gpppa
authors M.Gu, C.Fabrega, S.W.Liu, H.Liu, M.Kiledjian, C.D.Lima
compound source
Molecule: Mrna Decapping Enzyme
Chain: B, A
Engineered: Yes
Mutation: Yes
 Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Dcps
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21(De3)Cp Ril
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Psmt3(Pet28b)
symmetry Space Group: P 21 21 21
R_factor 0.201 R_Free 0.249
crystal
cell
length a length b length c angle alpha angle beta angle gamma
60.037 95.452 177.981 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.02 Å
ligand GTA, YT3 enzyme
related structures by homologous chain: 1XML, 1XMM
Gene
Ontology
ChainFunctionProcessComponent
A, B
  • exoribonuclease activity


    • Primary referenceInsights into the structure, mechanism, and regulation of scavenger mRNA decapping activity., Gu M, Fabrega C, Liu SW, Liu H, Kiledjian M, Lima CD, Mol Cell 2004 Apr 9;14(1):67-80. PMID:15068804
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (114 Kb) [Save to disk]
  • Biological Unit Coordinates (1st4.pdb1.gz) 107 Kb
  • LPC: Ligand-Protein Contacts for 1ST4
  • CSU: Contacts of Structural Units for 1ST4
  • Likely Quarternary Molecular Structure file(s) for 1ST4
  • Structure Factors (550 Kb)
  • Retrieve 1ST4 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1ST4 from S2C, [Save to disk]
  • Re-refined 1st4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 1ST4 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 1ST4
  • 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 1ST4, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1st4a1, region A:146-337 [Jmol] [rasmolscript] [script source]
        - Domain d1st4a2, region A:38-145 [Jmol] [rasmolscript] [script source]
        - Domain d1st4b1, region B:146-336 [Jmol] [rasmolscript] [script source]
        - Domain d1st4b2, region B:40-145 [Jmol] [rasmolscript] [script source]
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1st4_B] [1st4_A] [1st4]
  • SWISS-PROT database: [Q96C86]
  • Domain organization of [DCPS_HUMAN] by SWISSPFAM
    • Other resources with information on 1ST4
  • Community annotation for 1ST4 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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