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_mcangle_it 4.588
p_chiral_restr 0.144
p_scangle_it 9.739
p_special_tor 0.0
p_angle_d 0.041
p_xyhbond_nbd 0.161
p_plane_restr 0.0258
p_multtor_nbd 0.319
p_singtor_nbd 0.183
p_transverse_tor 26.9
p_planar_d 0.045
p_planar_tor 5.2
p_staggered_tor 20.6
p_scbond_it 7.464
p_bond_d 0.015
p_mcbond_it 3.236
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

Software
Software Name Purpose
REFMAC refinement
MOSFLM data reduction
CCP4 data scaling version: (AGROVATA
ROTAVATA) data scaling