X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4.3
Temperature 298.0
Details Ammonium Sulfate, CaCl2, Glycerol, Guanidine hydrochloride, pH 4.3, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 97.29 α = 90
b = 97.29 β = 90
c = 83.46 γ = 120
Symmetry
Space Group P 62

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2001-05-21
Diffraction Radiation
Monochromator Protocol
Sagitally Focused SI(III) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X9B 0.92 NSLS X9B

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
1.1 30 100.0 0.059 0.059 -- 5.8 181240 n/a 0.0 -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)
1.1 1.14 100.0 -- 0.519 2.5 3.8 18046

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 1.1 10.0 -- 0.0 -- 181918 9049 95.0 -- -- 0.1297 0.1468 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.111
s_similar_adp_cmpnt 0.039
s_rigid_bond_adp_cmpnt 0.008
s_anti_bump_dis_restr 0.146
s_non_zero_chiral_vol 0.106
s_zero_chiral_vol 0.129
s_from_restr_planes 0.0295
s_similar_dist 0.0
s_angle_d 0.045
s_bond_d 0.017
Coordinate Error
Parameter Value
Number Disordered Residues 4.0
Occupancy Sum Hydrogen 2477.0
Occupancy Sum Non Hydrogen 3210.85
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2719
Nucleic Acid Atoms 0
Heterogen Atoms 19
Solvent Atoms 502

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHELX Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement
SHELX model building
SCALEPACK data reduction
DENZO data collection