X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.6
Temperature 277.0
Details 0.2M ammonium acetate, 16% PEG 3350, pH 7.6, vapor diffusion, hanging drop, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 50.99 α = 90
b = 81.74 β = 90
c = 111.1 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 -- -- 2005-11-07
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-ID 1.0000 APS 17-ID

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
1.3 50 96.0 0.035 0.035 -- 6.6 -- 109900 0.0 0.0 17.648
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)
1.3 -- 76.1 0.231 0.231 4.4 -- --

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 1.3 15.0 -- 0.0 -- 104238 5523 95.79 -- 0.18995 0.18895 0.20886 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 1.3 1.345 -- 454 7714 0.227 0.226 -- 73.81
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 17.74
Anisotropic B[1][1] -0.21
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.01
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.22
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_2_deg 29.645
r_mcbond_it 0.882
r_dihedral_angle_4_deg 17.549
r_dihedral_angle_3_deg 11.849
r_symmetry_hbond_refined 0.218
r_gen_planes_refined 0.005
r_nbd_refined 0.227
r_mcangle_it 1.395
r_angle_refined_deg 1.132
r_scbond_it 1.345
r_chiral_restr 0.082
r_symmetry_vdw_refined 0.221
r_bond_refined_d 0.007
r_xyhbond_nbd_refined 0.184
r_dihedral_angle_1_deg 5.636
r_nbtor_refined 0.314
r_scangle_it 1.731
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3652
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 579

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
PHASER phasing
REFMAC refinement
PDB_EXTRACT data extraction version: 3.004