X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.5
Temperature 277.0
Details 15 % PEG-4000, 50 mM glycyl-glycine , 100 mM NaCl, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 46.95 α = 90
b = 51.51 β = 90
c = 148.41 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 ADSC QUANTUM 4 -- 2001-01-01
Diffraction Radiation
Monochromator Protocol
Daresbury SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 0.87 SRS PX9.6

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
1.15 75 94.4 0.078 -- -- -- 119010 119010 2.0 2.0 --
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)
1.15 1.18 71.1 -- -- -- -- --

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
AB INITIO 1.15 50.0 -- 0.0 119010 119010 2428 92.6 0.1312 0.1312 0.1313 0.1655 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_rigid_bond_adp_cmpnt 0.005
s_anti_bump_dis_restr 0.0
s_from_restr_planes 0.0305
s_similar_dist 0.0
s_bond_d 0.016
s_similar_adp_cmpnt 0.051
s_approx_iso_adps 0.108
s_zero_chiral_vol 0.089
s_angle_d 0.033
s_non_zero_chiral_vol 0.092
Coordinate Error
Parameter Value
Number Disordered Residues 13.0
Occupancy Sum Hydrogen 2114.0
Occupancy Sum Non Hydrogen 2668.24
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2227
Nucleic Acid Atoms 0
Heterogen Atoms 5
Solvent Atoms 556

Software

Software
Software Name Purpose
SHELX model building
SHELXL-97 refinement
DENZO data reduction
SCALEPACK data scaling
SHELX phasing