X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 30% PEG 3350, 0.2 M AMMONIUM SULFATE, 0.1 M SODIUM CACODYLATE PH 6.5. NADP ADDED TO A FINAL CONCENTRATION OF 2.5 MM

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 40.1 α = 90
b = 49.3 β = 90
c = 106.9 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
-- -- -- 2000-05-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-3 -- ESRF ID14-3

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
1.4 44.7 98.9 0.054 -- -- 6.1 -- 42072 -- 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)
1.4 1.48 95.0 0.182 -- -- -- --

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 1.4 20.0 -- 0.0 42068 -- 2107 98.8 0.138 0.134 -- 0.18 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.085
s_similar_adp_cmpnt 0.019
s_rigid_bond_adp_cmpnt 0.001
s_anti_bump_dis_restr 0.02
s_non_zero_chiral_vol 0.078
s_zero_chiral_vol 0.059
s_from_restr_planes 0.0278
s_similar_dist 0.0
s_angle_d 0.023
s_bond_d 0.008
Coordinate Error
Parameter Value
Number Disordered Residues 16.0
Occupancy Sum Hydrogen 0.0
Occupancy Sum Non Hydrogen 1900.47
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1541
Nucleic Acid Atoms 0
Heterogen Atoms 79
Solvent Atoms 308

Software

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