6EIG Membrane Protein date Sep 19, 2017
title Crystal Structure Of N24qc128t Mutant Of Channelrhodopsin 2
authors K.Kovalev, V.Borshchevskiy, O.Volkov, V.Polovinkin, E.Marin, T.Ba R.Astashkin, C.Bamann, G.Bueldt, D.Willlbold, A.Popov, E.Bamberg V.Gordeliy
compound source
Molecule: Archaeal-Type Opsin 2
Chain: A, B
Synonym: Chlamyopsin 4 Light-Gated Ion Channel,Retinal Bind Protein,Sensory Opsin B;
Engineered: Yes
 Organism_scientific: Chlamydomonas Reinhardtii
Organism_taxid: 3055
Gene: Cop4, Acop2, Cop4, Csob, Chlredraft_182032
Expression_system: Leishmania Tarentolae
Expression_system_taxid: 5689
symmetry Space Group: C 1 2 1
R_factor 0.265 R_Free 0.298
crystal
cell
length a length b length c angle alpha angle beta angle gamma
64.510 134.060 78.470 90.00 90.22 90.00
method X-Ray Diffractionresolution 2.70 Å
ligand LFA, LYR, OLC, PO4 enzyme
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceStructural insights into ion conduction by channelrhodopsin 2., Volkov O, Kovalev K, Polovinkin V, Borshchevskiy V, Bamann C, Astashkin R, Marin E, Popov A, Balandin T, Willbold D, Buldt G, Bamberg E, Gordeliy V, Science. 2017 Nov 24;358(6366). pii: 358/6366/eaan8862. doi:, 10.1126/science.aan8862. PMID:29170206
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (90 Kb) [Save to disk]
  • Biological Unit Coordinates (6eig.pdb1.gz) 83 Kb
  • Biological Unit Coordinates (6eig.pdb2.gz) 83 Kb
  • LPC: Ligand-Protein Contacts for 6EIG
  • CSU: Contacts of Structural Units for 6EIG
  • Structure Factors (338 Kb)
  • Retrieve 6EIG in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 6EIG from S2C, [Save to disk]
    • View 6EIG 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 6EIG
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [6eig_A] [6eig_B]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
    • Other resources with information on 6EIG
  • Community annotation for 6EIG at PDBWiki (http://pdbwiki.org)

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