X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 6.5
Temperature 298.0
Details 0.1M MES, 25% POLYETHYLENE GLYCOL MONOMETHYL ETHER 550 AND 0.01 M ZINC SULPHATE, pH 6.5, VAPOR DIFFUSION, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 63.36 α = 90
b = 50.47 β = 107.72
c = 65.93 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 283
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH mirrors 2002-07-12
Diffraction Radiation
Monochromator Protocol
YALE MIRRORS SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU300 1.5418 -- --

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
1.9 20 97.0 0.057 0.057 -- 6.0 -- 29084 -3.0 -3.0 25.5
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
1.9 2.0 84.0 0.23 0.23 3.6 4.0 2482

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MOLECULAR REPLACEMENT 1.9 20.0 0.0 0.0 28205 28205 1382 96.8 0.202 0.202 0.192 0.222 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.9 2.0 3839 207 -- 0.234 0.279 0.021 81.6
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 34.4
Anisotropic B[1][1] 3.92
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -5.09
Anisotropic B[2][2] -1.85
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.07
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 22.4
r_angle_refined_deg 1.3
r_bond_refined_d 0.005
r_improper_angle_d 0.76
r_mcbond_it 1.48
r_mcangle_it 2.43
r_scbond_it 2.3
r_scangle_it 3.67
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.2
Luzzati Sigma A (Observed) 0.15
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.24
Luzzati Sigma A (R-Free Set) 0.18
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2593
Nucleic Acid Atoms 0
Heterogen Atoms 132
Solvent Atoms 226

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
REFMAC 5.1.19 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.19 refinement