X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Details 50 MM AMMONIUM ACETATE, 10% PEG 3350, 25% GLYCEROL, 100 MM HEPES PH 7.4. VAPOUR DIFFUSION

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 53.51 α = 90
b = 71.93 β = 90
c = 72.09 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 (MAR345) MARRESEARCH -- 2002-06-11
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE BRUCKER NONIUS FR591 -- -- --

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
2.05 25.16 97.3 0.04 -- -- 3.9 -- 17480 -- 2.0 --
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)
2.05 2.15 95.3 0.1 -- 5.0 3.9 --

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
MOLECULAR REPLACEMENT 2.05 50.64 -- -- -- 16566 888 96.8 -- 0.199 0.196 0.256 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 2.05 2.1 -- 60 1157 0.217 0.3 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.8
Anisotropic B[1][1] 0.23
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.2
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.96
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 3.682
r_scbond_it 2.321
r_mcangle_it 1.579
r_mcbond_it 0.875
r_nbd_refined 0.218
r_gen_planes_refined 0.006
r_chiral_restr 0.096
r_dihedral_angle_1_deg 5.649
r_angle_refined_deg 1.504
r_bond_refined_d 0.014
r_xyhbond_nbd_refined 0.157
r_symmetry_vdw_refined 0.232
r_symmetry_hbond_refined 0.162
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2345
Nucleic Acid Atoms 0
Heterogen Atoms 21
Solvent Atoms 150

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
REFMAC 5.1.19 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.19 refinement