X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 295.0
Details 2M Ammonium sulfate, 2% PEG 400, 0.1M Hepes, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 51.9 α = 90
b = 51.9 β = 90
c = 42.9 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2001-07-14
Diffraction Radiation
Monochromator Protocol
sagitally focused si(111) 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 30 99.9 -- 0.07 -- -- 728960 728960 0.0 0.0 --
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)
1.0 1.04 100.0 -- -- -- -- --

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 1.0 10.0 -- 4.0 32215 32183 3202 99.9 0.1294 0.128 0.1182 0.1618 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.102
s_similar_adp_cmpnt 0.056
s_rigid_bond_adp_cmpnt 0.006
s_anti_bump_dis_restr 0.064
s_non_zero_chiral_vol 0.102
s_zero_chiral_vol 0.083
s_from_restr_planes 0.0309
s_similar_dist 0.0
s_angle_d 0.036
s_bond_d 0.018
Coordinate Error
Parameter Value
Number Disordered Residues 8.0
Occupancy Sum Hydrogen 407.37
Occupancy Sum Non Hydrogen 604.03
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 451
Nucleic Acid Atoms 0
Heterogen Atoms 39
Solvent Atoms 143

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