X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7
Temperature 293.0
Details 40%v/v PEG 300, 5%w/v PEG 1,000, 100mM Tris, , pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 80.31 α = 90
b = 92.51 β = 90
c = 36.52 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2002-11-14
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX14.2 0.978 SRS PX14.2

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
1.85 40.16 99.43 -- 0.084 -- -- 19291 12010 2.0 2.0 28.22
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)
1.85 1.898 99.3 -- 0.537 2.4 -- --

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 1.85 40.16 2.0 2.0 -- 10782 1160 99.43 -- 0.18062 0.17594 0.22338 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 1.85 1.898 -- 86 774 0.233 0.308 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 28.222
Anisotropic B[1][1] 3.51
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -2.4
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.11
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 5.714
r_scbond_it 3.615
r_mcangle_it 2.175
r_mcbond_it 1.358
r_symmetry_hbond_refined 0.478
r_symmetry_vdw_other 0.34
r_symmetry_vdw_refined 0.267
r_bond_refined_d 0.016
r_bond_other_d 0.002
r_angle_refined_deg 1.532
r_angle_other_deg 0.86
r_dihedral_angle_1_deg 5.762
r_chiral_restr 0.093
r_gen_planes_refined 0.006
r_gen_planes_other 0.002
r_nbd_refined 0.237
r_nbd_other 0.25
r_nbtor_other 0.087
r_xyhbond_nbd_refined 0.415
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 920
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 64

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.1.27 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.27 refinement