X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 3
Temperature 298.0
Details PROTEIN DROP: 5 MICROLITERS PROTEIN SOLUTION, 5 MICROLITERS RESERVOIR. PROTEIN SOLUTION: 13 MG/ML PROTEIN, 100 MM PMSF, 100 MM NACL, 50 MM TRIS PH 7.5, 1 MM EDTA, 1 MM DTT. RESERVOIR SOLUTION: 2.2 M AMMONIUM SULFATE, 100 MM SODIUM ACETATE PH 3.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 52.2 α = 90
b = 83.77 β = 90
c = 85.96 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 BRUKER -- 1998-02-16
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-ID -- 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
-- -- 78.0 0.092 -- -- 2.1 -- 89868 -- -- --
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)
1.2 1.27 23.0 0.458 -- 1.2 1.5 --

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 1.3 100.0 -- 0.0 89868 -- 9021 59.1 0.169 0.167 -- 0.235 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.083
s_similar_adp_cmpnt 0.06
s_rigid_bond_adp_cmpnt 0.004
s_anti_bump_dis_restr 0.016
s_non_zero_chiral_vol 0.072
s_zero_chiral_vol 0.065
s_from_restr_planes 0.0284
s_similar_dist 0.027
s_angle_d 0.031
s_bond_d 0.012
Coordinate Error
Parameter Value
Number Disordered Residues 3.0
Occupancy Sum Hydrogen 0.0
Occupancy Sum Non Hydrogen 3529.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3030
Nucleic Acid Atoms 0
Heterogen Atoms 75
Solvent Atoms 424

Software

Computing
Computing Package Purpose
XGEN Data Reduction (intensity integration)
XGEN Data Reduction (data scaling)
AMORE Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement
AMORE model building