X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 298.0
Details 0.1M HEPES pH7.5, 1.6M Na/K Phosphate, VAPOR DIFFUSION, HANGING DROP, temperature 298K (PROTEIN SOLUTION: 50mM MOPS pH 7 50mM KCL, 5mM MG CL2, 2 mM DTT, 40.2 MG/ML PROTEIN. WELL SOL 0.1 M NA HEPES pH 7.5, 0.8 M NA PHOSPHATE, 0.8 M K PHOSPHATE)

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 102.01 α = 90
b = 109.71 β = 90
c = 134.38 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 115
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2000-09-17
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-ID 1.06 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
2.05 20 99.6 0.063 -- -- 4.0 348268 88221 -- -- --
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)
2.05 2.16 98.6 0.327 -- 2.7 4.0 --

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 2.05 10.0 -- 0.0 81089 -- 4290 86.2 0.1725 0.1726 -- 0.2376 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.0
s_similar_adp_cmpnt 0.091
s_rigid_bond_adp_cmpnt 0.0
s_anti_bump_dis_restr 0.034
s_non_zero_chiral_vol 0.038
s_zero_chiral_vol 0.027
s_from_restr_planes 0.0226
s_similar_dist 0.0
s_angle_d 0.057
s_bond_d 0.021
Coordinate Error
Parameter Value
Number Disordered Residues 0.0
Occupancy Sum Hydrogen 0.0
Occupancy Sum Non Hydrogen 7227.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6628
Nucleic Acid Atoms 0
Heterogen Atoms 40
Solvent Atoms 560

Software

Computing
Computing Package Purpose
MAR Data Reduction (intensity integration)
X-GEN Data Reduction (data scaling)
CNS Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement
CNS model building