X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.8
Details 22% PEG 3350, 0.1M NA3-CIT, PH 7.80

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 74.54 α = 90
b = 114.05 β = 90
c = 156.18 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
CCD ADSC MIRRORS 2003-09-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 -- ESRF ID14-1

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
2.9 20 99.0 0.105 -- -- 3.5 -- 44559 -- -- --
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)
2.5 2.64 96.0 0.474 -- 1.0 3.5 --

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 2.5 15.0 -- -- -- 44755 1430 99.1 -- 0.175 0.173 0.253 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 2.5 2.56 -- 96 3050 0.208 0.241 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 42.8
Anisotropic B[1][1] -7.28
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.91
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 4.37
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 10.699
r_scbond_it 7.159
r_mcangle_it 5.105
r_mcbond_it 3.16
r_nbd_refined 0.306
r_gen_planes_other 0.008
r_gen_planes_refined 0.013
r_chiral_restr 0.1
r_dihedral_angle_1_deg 8.932
r_angle_other_deg 0.802
r_angle_refined_deg 1.599
r_bond_other_d 0.002
r_bond_refined_d 0.011
r_nbd_other 0.296
r_nbtor_other 0.101
r_xyhbond_nbd_refined 0.271
r_symmetry_vdw_refined 0.307
r_symmetry_vdw_other 0.268
r_symmetry_hbond_refined 0.378
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9030
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 539

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
REFMAC 5.0 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.0 refinement