X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 293.0
Details HEPES, MPD, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 39.64 α = 90
b = 43.16 β = 90
c = 105.57 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 77
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 210 -- 2002-03-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 8.3.1 1.000 ALS 8.3.1

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
1.26 19.96 99.52 -- 0.087 -- -- 43548 41302 -- -- --

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 1.26 19.96 -- 1.0 43548 41302 2246 97.52 0.17136 0.17218 0.17136 0.18731 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 1.26 1.293 -- 111 1649 0.298 0.36 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 12.618
Anisotropic B[1][1] 0.98
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.1
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.88
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.336
r_bond_refined_d 0.011
r_angle_refined_deg 1.405
r_dihedral_angle_1_deg 4.985
r_chiral_restr 0.081
r_gen_planes_refined 0.007
r_nbd_refined 0.226
r_xyhbond_nbd_refined 0.239
r_symmetry_vdw_refined 0.143
r_symmetry_hbond_refined 0.254
r_mcbond_it 0.752
r_mcangle_it 1.415
r_scbond_it 2.742
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1388
Nucleic Acid Atoms 0
Heterogen Atoms 6
Solvent Atoms 183

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
EPMR Structure Solution
REFMAC 5.1.24 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.24 refinement
EPMR model building
SCALA data reduction
MOSFLM data collection