1EN6	Oxidoreductase	date	Mar 20, 2000
title	Crystal Structure Analysis Of The E. Coli Manganese Superoxi Dismutase Q146l 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 0.179 R_Free 0.207
crystal cell	length a length b length c angle alpha angle beta angle gamma 101.698 109.297 181.722 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	MN	enzyme	Oxidoreductase E.C.1.15.1.1 BRENDA
related structures	by homologous chain: 1EN4, 1VEW
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	Outer 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] (143 Kb) [Save to disk] Biological Unit Coordinates (1en6.pdb1.gz) 70 Kb Biological Unit Coordinates (1en6.pdb2.gz) 70 Kb LPC: Ligand-Protein Contacts for 1EN6 CSU: Contacts of Structural Units for 1EN6 Likely Quarternary Molecular Structure file(s) for 1EN6 Structure Factors (690 Kb) Retrieve 1EN6 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1EN6 from S2C, [Save to disk] Re-refined 1en6 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1EN6 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 1EN6

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 1EN6, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1en6a1, region A:1-90 [Jmol] [rasmolscript] [script source]     - Domain d1en6a2, region A:91-205 [Jmol] [rasmolscript] [script source]     - Domain d1en6b1, region B:1-90 [Jmol] [rasmolscript] [script source]     - Domain d1en6b2, region B:91-205 [Jmol] [rasmolscript] [script source]     - Domain d1en6c1, region C:1-90 [Jmol] [rasmolscript] [script source]     - Domain d1en6c2, region C:91-205 [Jmol] [rasmolscript] [script source]     - Domain d1en6d1, region D:1-90 [Jmol] [rasmolscript] [script source]     - Domain d1en6d2, region D:91-205 [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1en6_B] [1en6] [1en6_A] [1en6_C] [1en6_D] SWISS-PROT database: [P00448] Domain organization of [SODM_ECOLI] by SWISSPFAM

Other resources with information on 1EN6

Community annotation for 1EN6 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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