1BRR Proton Transport date Jul 28, 1998
title X-Ray Structure Of The Bacteriorhodopsin Trimerlipid Comple
authors L.O.Essen, R.Siegert, D.Oesterhelt
compound source
Molecule: Protein (Bacteriorhodopsin)
Chain: A, B, C
Synonym: Br
Other_details: Schiff Base Between Lys 216 And Ret 999
 Organism_scientific: Halobacterium Salinarum
Organism_taxid: 2242
Strain: R1
Cellular_location: Membrane
symmetry Space Group: C 1 2 1
R_factor 0.256 R_Free 0.299
crystal
cell
length a length b length c angle alpha angle beta angle gamma
120.520 105.960 80.190 90.00 94.94 90.00
method X-Ray Diffractionresolution 2.90 Å
ligand ARC, BGC, GLC, GOL, MAN, OCT, PCA, RET, SGA enzyme
related structures by homologous chain: 1AT9, 1IXF
Gene
Ontology
ChainFunctionProcessComponent
A, C, B
  • ion channel activity


    • Primary referenceLipid patches in membrane protein oligomers: crystal structure of the bacteriorhodopsin-lipid complex, Essen L, Siegert R, Lehmann WD, Oesterhelt D, Proc Natl Acad Sci U S A 1998 Sep 29;95(20):11673-8. PMID:9751724
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (119 Kb) [Save to disk]
  • Biological Unit Coordinates (1brr.pdb1.gz) 112 Kb
  • LPC: Ligand-Protein Contacts for 1BRR
  • CSU: Contacts of Structural Units for 1BRR
  • Likely Quarternary Molecular Structure file(s) for 1BRR
  • Structure Factors (247 Kb)
  • Retrieve 1BRR in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1BRR from S2C, [Save to disk]
  • Re-refined 1brr structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 1BRR 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 1BRR
  • 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 1BRR, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1brra_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1brrb_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1brrc_, region C [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: [1brr_A] [1brr] [1brr_C] [1brr_B]
  • SWISS-PROT database: [P02945]
  • Belongs to the ion-translocating microbial rhodopsin (mr) family according to TCDB.
  • Domain organization of [BACR_HALSA] by SWISSPFAM
  • Domain found in 1BRR: [Bac_rhodopsin ] by SMART
    • Other resources with information on 1BRR
  • Community annotation for 1BRR 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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