X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8.5
Details 100 MM TRIS-HCL (PH 8.0), 200 MM LI2SO4, 20% PEG 4000, 100 MM NAVO3

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 61.25 α = 90
b = 112.14 β = 90
c = 40.95 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 105
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- -- -- 1999-09-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- 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
1.3 30 96.6 -- 0.079 -- 4.0 -- 68073 -- -- --
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)
1.3 1.31 99.9 -- 0.401 2.1 3.0 --

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 1.3 30.0 -- 0.0 65738 -- 2061 96.6 0.1591 0.1552 -- 0.2134 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.087
s_similar_adp_cmpnt 0.049
s_rigid_bond_adp_cmpnt 0.004
s_anti_bump_dis_restr 0.016
s_non_zero_chiral_vol 0.066
s_zero_chiral_vol 0.059
s_from_restr_planes 0.0294
s_similar_dist 0.0
s_angle_d 0.029
s_bond_d 0.013
Coordinate Error
Parameter Value
Number Disordered Residues 4.0
Occupancy Sum Hydrogen 0.0
Occupancy Sum Non Hydrogen 2210.5
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1945
Nucleic Acid Atoms 0
Heterogen Atoms 18
Solvent Atoms 264

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