X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Sitting Drop
pH 7.2
Temperature 291.0
Details 1.3M SODIUM CITRATE, 0.1M HEPES BUFFER, pH 7.2, INHIBITOR SOAKING SOLUTION 10:1 RATIO OF RACEMIC TRANYLCYPROMINE TO ENZYME MADE UP IN 1.4M SODIUM CITRATE, 0.1M HEPES BUFFER, PH 7.2. CRYSTAL SOAKED FOR 20 DAYS.CRYOPROTECTANT 20% GLYCEROL, 1.4M SODIUM CITRATE BUFFER, PH 7.2, pH 7.20, Sitting drop, temperature 291.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 135.24 α = 90
b = 166.48 β = 90
c = 79.63 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MAR scanner 300 mm plate -- 1996-10-20
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 0.87 SRS PX9.6

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
2.4 100 90.1 0.075 -- -- 2.56 64108 64108 -- 0.0 36.6
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)
2.4 2.49 80.6 0.251 -- 2.9 2.1 --

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
FOURIER SYNTHESIS 2.4 20.0 -- 0.0 70890 63358 2236 89.4 0.185 0.185 0.185 0.229 BY COMPARISON TO A COMPLETE DUMMY REFLECTION SET TO 1.8 ANGSTROMS FOR THE CELL AND SPACE GROUP WITH THE REFLECTIONS RANDOMLY FLAGGED TO GIVE A MINIMUM OF 2000 REFLECTIONS IN THE TEST SET AT 2.6 ANGSTROMS. THIS GAVE A PERCENTAGE OF 3.6% OF REFLECTIONS, WHICH WAS THE OVERALL PERCENT VALUE IN THE TEST SET TO 1.8 ANGSTROMS.
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] 0.921
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 8.229
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -9.15
RMS Deviations
Key Refinement Restraint Deviation
c_scbond_it 2.326
c_scangle_it 3.4
c_mcangle_it 2.025
c_mcbond_it 1.208
c_bond_d 0.008
c_angle_deg 1.6
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 11319
Nucleic Acid Atoms 0
Heterogen Atoms 52
Solvent Atoms 1447

Software

Software
Software Name Purpose
MOSFLM data reduction
ROTAVATA data reduction
CNS refinement
CCP4 data scaling version: (AGROVATA
ROTAVATA data scaling
CNS phasing