1EN4 Oxidoreductase date Mar 20, 2000
title Crystal Structure Analysis Of The E. Coli Manganese Superoxi Dismutase Q146h Mutant
authors R.A.Edwards, M.M.Whittaker, E.N.Baker, J.W.Whittaker, G.B.Jameso
compound source
Molecule: Manganese Superoxide Dismutase
Chain: A, B, C, D
Ec: 1.15.1.1
Engineered: Yes
Mutation: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 562
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_plasmid: Pdt1-5
symmetry Space Group: C 2 2 21
R_factor 0.169 R_Free 0.192
crystal
cell
length a length b length c angle alpha angle beta angle gamma
101.766 109.239 180.889 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand MN enzyme Oxidoreductase E.C.1.15.1.1 BRENDA
related structures by homologous chain: 1EN6, 1Y67
Gene
Ontology
ChainFunctionProcessComponent
A, D, C, B


Primary referenceOuter sphere mutations perturb metal reactivity in manganese superoxide dismutase., Edwards RA, Whittaker MM, Whittaker JW, Baker EN, Jameson GB, Biochemistry 2001 Jan 9;40(1):15-27. PMID:11141052
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (148 Kb) [Save to disk]
  • Biological Unit Coordinates (1en4.pdb1.gz) 73 Kb
  • Biological Unit Coordinates (1en4.pdb2.gz) 73 Kb
  • LPC: Ligand-Protein Contacts for 1EN4
  • CSU: Contacts of Structural Units for 1EN4
  • Likely Quarternary Molecular Structure file(s) for 1EN4
  • Structure Factors (693 Kb)
  • Retrieve 1EN4 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1EN4 from S2C, [Save to disk]
  • Re-refined 1en4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1EN4 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 1EN4
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1EN4, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1en4a1, region A:1-90 [Jmol] [rasmolscript] [script source]
        - Domain d1en4a2, region A:91-205 [Jmol] [rasmolscript] [script source]
        - Domain d1en4b1, region B:1-90 [Jmol] [rasmolscript] [script source]
        - Domain d1en4b2, region B:91-205 [Jmol] [rasmolscript] [script source]
        - Domain d1en4c1, region C:1-90 [Jmol] [rasmolscript] [script source]
        - Domain d1en4c2, region C:91-205 [Jmol] [rasmolscript] [script source]
        - Domain d1en4d1, region D:1-90 [Jmol] [rasmolscript] [script source]
        - Domain d1en4d2, region D:91-205 [Jmol] [rasmolscript] [script source]
  • Fold representative 1en4 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1en4_B] [1en4] [1en4_C] [1en4_A] [1en4_D]
  • SWISS-PROT database: [P00448]
  • Domain organization of [SODM_ECOLI] by SWISSPFAM
  • Other resources with information on 1EN4
  • Community annotation for 1EN4 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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