X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8.4
Temperature 23.0
Details PEG 500 MME, Glycine, pH 8.4, VAPOR DIFFUSION, SITTING DROP, temperature 23K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 60.43 α = 90
b = 60.43 β = 90
c = 252.84 γ = 90
Symmetry
Space Group P 43 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 Double-crystal Si(111) 2002-09-27
Diffraction Radiation
Monochromator Protocol
Double-crystal Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 8.2.2 1.1 ALS 8.2.2

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
1.93 50 91.0 -- -- -- -- -- 34134 -- -3.0 --
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)
1.93 1.95 72.4 0.378 -- 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 1.93 50.0 -- 0.0 -- 32436 1696 93.88 -- 0.21962 0.21754 0.26002 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 1.93 1.983 -- 103 1893 0.307 0.379 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 38.848
Anisotropic B[1][1] 1.23
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.23
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.46
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 1.204
r_xyhbond_nbd_refined 0.217
r_symmetry_hbond_refined 0.254
r_mcbond_it 1.163
r_scangle_it 1.92
r_chiral_restr 0.097
r_nbd_refined 0.23
r_bond_refined_d 0.009
r_symmetry_vdw_refined 0.177
r_mcangle_it 2.021
r_gen_planes_refined 0.007
r_angle_refined_deg 1.291
r_dihedral_angle_1_deg 4.491
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3159
Nucleic Acid Atoms 0
Heterogen Atoms 78
Solvent Atoms 248

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.24
HKL-2000 data reduction
SCALEPACK data scaling
MOLREP phasing