1OTS Membrane Protein date Mar 22, 2003
title Structure Of The Escherichia Coli Clc Chloride Channel And F
authors R.Dutzler, E.B.Campbell, R.Mackinnon
compound source
Molecule: Voltage-Gated Clc-Type Chloride Channel Eric
Chain: A, B
Engineered: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 562
Gene: Eric Or B0155
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21de3
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet28b+

Molecule: Fab Fragment (Heavy Chain)
Chain: C, E

Organism_scientific: Mus Musculus
Organism_common: House Mouse
Organism_taxid: 10090
Cell_line: Hybridoma Cell Line

Molecule: Fab Fragment (Light Chain)
Chain: D, F

Organism_scientific: Mus Musculus
Organism_common: House Mouse
Organism_taxid: 10090
Cell_line: Hybridoma Cell Line
symmetry Space Group: C 1 2 1
R_factor 0.264 R_Free 0.299
crystal
cell
length a length b length c angle alpha angle beta angle gamma
229.936 93.870 168.536 90.00 131.72 90.00
method X-Ray Diffractionresolution 2.51 Å
ligand CL enzyme
related structures by homologous chain: 1KPL, 1V7M, 1YEH
Gene
Ontology
ChainFunctionProcessComponent
A, B


F, D


Primary referenceGating the selectivity filter in ClC chloride channels., Dutzler R, Campbell EB, MacKinnon R, Science 2003 Apr 4;300(5616):108-12. PMID:12649487
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (277 Kb) [Save to disk]
  • Biological Unit Coordinates (1ots.pdb1.gz) 271 Kb
  • LPC: Ligand-Protein Contacts for 1OTS
  • CSU: Contacts of Structural Units for 1OTS
  • Likely Quarternary Molecular Structure file(s) for 1OTS
  • Structure Factors (734 Kb)
  • Retrieve 1OTS in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1OTS from S2C, [Save to disk]
  • Re-refined 1ots structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1OTS 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 1OTS
  • 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 1OTS, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1otsa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1otsb_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1otsc2, region C:122-222 [Jmol] [rasmolscript] [script source]
        - Domain d1otsc1, region C:2-121 [Jmol] [rasmolscript] [script source]
        - Domain d1otsd1, region D:1-106 [Jmol] [rasmolscript] [script source]
        - Domain d1otsd2, region D:107-211 [Jmol] [rasmolscript] [script source]
        - Domain d1otse2, region E:122-222 [Jmol] [rasmolscript] [script source]
        - Domain d1otse1, region E:2-121 [Jmol] [rasmolscript] [script source]
        - Domain d1otsf1, region F:1-106 [Jmol] [rasmolscript] [script source]
        - Domain d1otsf2, region F:107-211 [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: [1ots_D] [1ots_B] [1ots_E] [1ots] [1ots_C] [1ots_F] [1ots_A]
  • SWISS-PROT database: [P37019] [P01808]
  • Belongs to the chloride carrier/channel (clc) family according to TCDB.
  • Domain organization of [CLCA_ECOLI] [HVM38_MOUSE] by SWISSPFAM
  • Domains found in 1OTS: [IG_like] [IGv ] by SMART
  • Other resources with information on 1OTS
  • Community annotation for 1OTS 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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