2GMR

Photosynthetic reaction center mutant from Rhodobacter sphaeroides with Asp L210 replaced with Asn


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1AIGPDB ENTRY 1AIG

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1830120% PEG 4000, 100mM Tris-Cl, 750mM NaCl, 3% 1,2,3-heptanetriole, 0.12% LDAO, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 301.0K, pH 8.00
Crystal Properties
Matthews coefficientSolvent content
3.9168.51

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 76.85α = 90
b = 134.72β = 90
c = 141.64γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2005-09-29MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X10SASLSX10SA

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.538.43397.40.05624.495028131.4
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.52.699.30.3346.35

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 1AIG2.538.4350281251497.30.2150.2150.25RANDOM47
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
-9.8625.46-15.6
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d21.4
c_improper_angle_d3.89
c_scangle_it3.36
c_scbond_it2.61
c_mcangle_it1.89
c_angle_deg1.4
c_mcbond_it1.15
c_bond_d0.007
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d21.4
c_improper_angle_d3.89
c_scangle_it3.36
c_scbond_it2.61
c_mcangle_it1.89
c_angle_deg1.4
c_mcbond_it1.15
c_bond_d0.007
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6478
Nucleic Acid Atoms
Solvent Atoms180
Heterogen Atoms628

Software

Software
Software NamePurpose
XSCALEdata scaling
MOLREPphasing
CNSrefinement
PDB_EXTRACTdata extraction
XDSdata reduction