X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1PRHPROSTAGLANDIN SYNTHASE-1, PDB ENTRY 1PRH

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1820 MM SODIUM PHOSPHATE, 100 MM NACL, 0.6% BETA-OCTYLGLUCOSIDE, 10 MG/ML PROTEIN MIXED WITH A RESERVOIR SOLUTION CONTAINING 20-34% MONOMETHYL PEG 550, 10-240 MGCL2, 50 MM EPPS PH 8.0 IN THE RATIO OF 1:1
Crystal Properties
Matthews coefficientSolvent content
2.5452

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 180.46α = 90
b = 134.42β = 90
c = 119.9γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray113IMAGE PLATEMARRESEARCHSUPPER MIRRORS1996-03-21M
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RUH2R

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
134089.20.0970.0977.72.652156-1
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
133.1176.80.2890.2891.761.95

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPROSTAGLANDIN SYNTHASE-1, PDB ENTRY 1PRH38241397416174.30.3210.3210.308RANDOM11.3
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]
RMS Deviations
KeyRefinement Restraint Deviation
x_scangle_it2.5
x_mcangle_it2
x_scbond_it2
x_angle_deg1.9
x_improper_angle_d1.76
x_mcbond_it1.5
x_bond_d0.015
x_bond_d_na
x_bond_d_prot
x_angle_d
RMS Deviations
KeyRefinement Restraint Deviation
x_scangle_it2.5
x_mcangle_it2
x_scbond_it2
x_angle_deg1.9
x_improper_angle_d1.76
x_mcbond_it1.5
x_bond_d0.015
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms17892
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms340

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
MERLOTphasing
X-PLORrefinement