X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop Nanodrop
pH 7.5
Temperature 277.0
Details 22.5% PEG-1000, 0.1M Tris pH 7.5 , VAPOR DIFFUSION,SITTING DROP,NANODROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 79.54 α = 90
b = 113.19 β = 90
c = 128.4 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 -- 2003-06-12
Diffraction Radiation
Monochromator Protocol
Single crystal, cylindrically bent, Si(220) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.3 -- ALS 5.0.3

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
2.3 34.14 97.1 -- 0.09 -- 3.1 -- 25311 -- -- 50.2
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)
2.3 2.36 82.2 -- 0.681 1.6 2.0 1556

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 2.3 34.14 -- -- -- 24015 1286 96.8 -- 0.17887 0.17663 0.22106 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 2.3 2.36 -- 82 1466 0.274 0.389 -- 81.05
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 40.26
Anisotropic B[1][1] -0.23
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.22
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.01
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 4.738
r_dihedral_angle_3_deg 17.731
r_bond_other_d 0.001
r_nbd_other 0.177
r_chiral_restr 0.084
r_mcbond_it 1.893
r_gen_planes_refined 0.005
r_angle_refined_deg 1.584
r_nbd_refined 0.201
r_xyhbond_nbd_refined 0.187
r_dihedral_angle_4_deg 22.552
r_symmetry_vdw_refined 0.27
r_gen_planes_other 0.001
r_symmetry_hbond_refined 0.161
r_mcangle_it 2.812
r_nbtor_refined 0.174
r_bond_refined_d 0.016
r_symmetry_vdw_other 0.197
r_scangle_it 6.578
r_xyhbond_nbd_other 0.138
r_mcbond_other 0.542
r_angle_other_deg 0.846
r_dihedral_angle_2_deg 36.619
r_nbtor_other 0.092
r_dihedral_angle_1_deg 6.489
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4650
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 120

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling version: 4.2)
MOLREP phasing
REFMAC refinement version: 5.2.0005
CCP4 data scaling version: (SCALA)