1GU8 Membrane Protein date Jan 24, 2002
title Sensory Rhodopsin II
authors K.Edman, A.Royant, P.Nollert, C.A.Maxwell, E.Pebay-Peyroula, J.Na R.Neutze, E.M.Landau
compound source
Molecule: Sensory Rhodopsin II
Chain: A
Synonym: Sr-II
Engineered: Yes
Other_details: Model 1 - Ground State, Model 2 - K-State
 Organism_scientific: Natronomonas Pharaonis
Organism_common: Natronobacterium Pharaonis
Organism_taxid: 2257
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: C 2 2 21
R_factor 0.230 R_Free 0.256
crystal
cell
length a length b length c angle alpha angle beta angle gamma
85.510 128.553 50.799 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.27 Å
ligand CL, RET enzyme
related structures by homologous chain: 1GUE, 1H68
Gene
Ontology
ChainFunctionProcessComponent
A
  • ion channel activity


    • Primary referenceEarly structural rearrangements in the photocycle of an integral membrane sensory receptor., Edman K, Royant A, Nollert P, Maxwell CA, Pebay-Peyroula E, Navarro J, Neutze R, Landau EM, Structure (Camb) 2002 Apr;10(4):473-82. PMID:11937052
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (70 Kb) [Save to disk]
  • Biological Unit Coordinates (1gu8.pdb1.gz) 33 Kb
  • LPC: Ligand-Protein Contacts for 1GU8
  • CSU: Contacts of Structural Units for 1GU8
  • Likely Quarternary Molecular Structure file(s) for 1GU8
  • Structure Factors (149 Kb)
  • Retrieve 1GU8 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1GU8 from S2C, [Save to disk]
    • View 1GU8 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 1GU8
  • 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 1GU8, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1gu8a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1gu8b_, region B [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: [1gu8] [1gu8_B] [1gu8_A]
  • SWISS-PROT database: [P42196]
  • Belongs to the ion-translocating microbial rhodopsin (mr) family according to TCDB.
  • Domain organization of [BACS2_NATPH] by SWISSPFAM
  • Domain found in 1GU8: [Bac_rhodopsin ] by SMART
    • Other resources with information on 1GU8
  • Community annotation for 1GU8 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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