1KG8 Proton Transport date Nov 26, 2001
title X-Ray Structure Of An Early-M Intermediate Of Bacteriorhodop
authors M.T.Facciotti, S.Rouhani, F.T.Burkard, F.M.Betancourt, K.H.Downi R.B.Rose, G.Mcdermott, R.M.Glaeser
compound source
Molecule: Bacteriorhodopsin
Chain: A
Organism_scientific: Halobacterium Salinarum
Organism_taxid: 2242
symmetry Space Group: P 63
R_factor
R_Free
crystal
cell
length a length b length c angle alpha angle beta angle gamma
60.745 60.745 108.240 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.00 Å
ligand LI1, RET enzyme
related structures by homologous chain: 1C8S, 1QHJ
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceStructure of an early intermediate in the M-state phase of the bacteriorhodopsin photocycle., Facciotti MT, Rouhani S, Burkard FT, Betancourt FM, Downing KH, Rose RB, McDermott G, Glaeser RM, Biophys J 2001 Dec;81(6):3442-55. PMID:11721006
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (39 Kb) [Save to disk]
  • Biological Unit Coordinates (1kg8.pdb1.gz) 103 Kb
  • LPC: Ligand-Protein Contacts for 1KG8
  • CSU: Contacts of Structural Units for 1KG8
  • Likely Quarternary Molecular Structure file(s) for 1KG8
  • Retrieve 1KG8 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1KG8 from S2C, [Save to disk]
  • View 1KG8 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 1KG8
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1KG8, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1kg8a_, region A [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: [1kg8_A] [1kg8]
  • 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 1KG8: [Bac_rhodopsin ] by SMART
  • Other resources with information on 1KG8
  • Community annotation for 1KG8 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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