1DXR	Photosynthesis	date	Jan 15, 2000
title	Photosynthetic Reaction Center From Rhodopseudomonas Viridis L168 Phe Mutant (Terbutryn Complex)
authors	C.R.D.Lancaster, M.Bibikova, P.Sabatino, D.Oesterhelt, H.Michel
compound		source
Molecule: Photosynthetic Reaction Center Cytochrome C Subun Chain: C		Organism_scientific: Rhodopseudomonas Viridis Organism_taxid: 1079 Cellular_location: Intracytoplasmic Membrane (Icm)
Molecule: Photosynthetic Reaction Center H Subunit Chain: H		Organism_scientific: Rhodopseudomonas Viridis Organism_taxid: 1079 Cellular_location: Intracytoplasmic Membrane (Icm)
Molecule: Photosynthetic Reaction Center L Subunit Chain: L Engineered: Yes Mutation: Yes		Organism_scientific: Rhodopseudomonas Viridis Organism_taxid: 1079 Expression_system: Rhodopseudomonas Viridis Expression_system_taxid: 1079
Molecule: Photosynthetic Reaction Center M Subunit Chain: M		Organism_scientific: Rhodopseudomonas Viridis Organism_taxid: 1079 Cellular_location: Intracytoplasmic Membrane (Icm)
symmetry	Space Group: P 43 21 2	R_factor 0.194 R_Free 0.218
crystal cell	length a length b length c angle alpha angle beta angle gamma 223.500 223.500 113.600 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	BCB, BPB, FE2, FME, HEC, LDA, MQ9, MST, NS5, SO4	enzyme
related structures	by homologous chain: 1VRN
Gene Ontology	Chain Function Process Component C electron transfer activity H electron transporter, transf... L M
Primary reference	Structural basis of the drastically increased initial electron transfer rate in the reaction center from a Rhodopseudomonas viridis mutant described at 2.00-A resolution., Lancaster CR, Bibikova MV, Sabatino P, Oesterhelt D, Michel H, J Biol Chem. 2000 Dec 15;275(50):39364-8. PMID:11005826

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (227 Kb) [Save to disk] Biological Unit Coordinates (1dxr.pdb1.gz) 215 Kb LPC: Ligand-Protein Contacts for 1DXR CSU: Contacts of Structural Units for 1DXR Likely Quarternary Molecular Structure file(s) for 1DXR Retrieve 1DXR in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1DXR from S2C, [Save to disk]

View 1DXR 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 1DXR

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1DXR, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1dxrc_, region C [Jmol] [rasmolscript] [script source]     - Domain d1dxrh2, region H:1-36 [Jmol] [rasmolscript] [script source]     - Domain d1dxrh1, region H:37-258 [Jmol] [rasmolscript] [script source]     - Domain d1dxrl_, region L [Jmol] [rasmolscript] [script source]     - Domain d1dxrm_, region M [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: [1dxr] [1dxr_C] [1dxr_M] [1dxr_H] [1dxr_L] SWISS-PROT database: [P07173] [P06008] [P06009] [P06010] Domain organization of [CYCR_RHOVI] [RCEH_RHOVI] [RCEL_RHOVI] [RCEM_RHOVI] by SWISSPFAM

Other resources with information on 1DXR

Community annotation for 1DXR at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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