1E3P Polyribonucleotide Transferase date Jun 20, 2000
title Tungstate Derivative Of Streptomyces Antibioticus Pnpasegps
authors M.F.Symmons, G.H.Jones, B.F.Luisi
compound source
Molecule: Polyribonucleotide Nucleotidyltransferase
Chain: A
Synonym: Polynucleotide Phosphorylase,Pnpase
Ec: 2.7.7.8
Engineered: Yes
Other_details: Bifunctional Enzyme Polyribonucleotide Nucle Transferase, Atp-Gtp Diphosphotransferase
Organism_scientific: Streptomyces Antibioticus
Organism_taxid: 1890
Cellular_location: Cytoplasm
Gene: Pnp, Afm16_28085
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_cellular_location: Cytoplasm
Other_details: Bifunctional Enzyme Isolated
symmetry Space Group: H 3 2
R_factor 0.213 R_Free 0.247
crystal
cell
length a length b length c angle alpha angle beta angle gamma
130.830 130.830 328.732 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.50 Å
ligand SO4, WO4 enzyme Transferase E.C.2.7.7.8 BRENDA
related structures by homologous chain: 1E3H
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceA duplicated fold is the structural basis for polynucleotide phosphorylase catalytic activity, processivity, and regulation., Symmons MF, Jones GH, Luisi BF, Structure Fold Des 2000 Nov 15;8(11):1215-26. PMID:11080643
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (108 Kb) [Save to disk]
  • Biological Unit Coordinates (1e3p.pdb1.gz) 297 Kb
  • LPC: Ligand-Protein Contacts for 1E3P
  • CSU: Contacts of Structural Units for 1E3P
  • Likely Quarternary Molecular Structure file(s) for 1E3P
  • Structure Factors (584 Kb)
  • Retrieve 1E3P in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1E3P from S2C, [Save to disk]
  • Re-refined 1e3p structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1E3P 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 1E3P
  • 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 1E3P, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1e3pa6, region A:152-262 [Jmol] [rasmolscript] [script source]
        - Domain d1e3pa1, region A:263-345 [Jmol] [rasmolscript] [script source]
        - Domain d1e3pa3, region A:3-151 [Jmol] [rasmolscript] [script source]
        - Domain d1e3pa4, region A:346-482 [Jmol] [rasmolscript] [script source]
        - Domain d1e3pa7, region A:483-578 [Jmol] [rasmolscript] [script source]
        - Domain d1e3pa5, region A:579-634 [Jmol] [rasmolscript] [script source]
        - Domain d1e3pa2, region A:656-717 [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: [1e3p] [1e3p_A]
  • SWISS-PROT database: [Q53597]
  • Domain organization of [PNP_STRAT] by SWISSPFAM
  • Domains found in 1E3P: [KH] [S1 ] by SMART
  • Other resources with information on 1E3P
  • Community annotation for 1E3P 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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