X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Batch Method
pH 7.2
Details CRYSTALLIZED FROM 12% PEG 8000, 50MM MOPS PH 7.2. BATCH METHOD. SOAKED IN 5MM P-HYDROXYPHENYLACETIC ACID, batch method

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 52.12 α = 100.2
b = 65.08 β = 111.44
c = 76.3 γ = 105.81
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 300
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS II -- 1994-08
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU -- -- --

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
2.55 28.06 95.6 0.38 -- -- 2.0 -- 26089 -- -- 19.0
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)
2.55 2.7 88.1 0.0071 -- 9.5 1.9 --

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
ISOMORPHOUS TO NATIVE 2.55 28.06 -- 0.0 -- 26089 1820 95.6 -- -- 0.1366 0.2199 BASED ON NATIVE
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 40.98
RMS Deviations
Key Refinement Restraint Deviation
p_special_tor 0.0
p_transverse_tor 26.9
p_staggered_tor 20.6
p_planar_tor 5.2
p_xyhbond_nbd 0.161
p_multtor_nbd 0.319
p_bond_d 0.015
p_angle_d 0.041
p_planar_d 0.045
p_mcbond_it 3.236
p_mcangle_it 4.588
p_scbond_it 7.464
p_scangle_it 9.739
p_plane_restr 0.0258
p_chiral_restr 0.144
p_singtor_nbd 0.183
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5980
Nucleic Acid Atoms 0
Heterogen Atoms 12
Solvent Atoms 606

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (AGROVATA, ROTAVATA) Data Reduction (data scaling)
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement