X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Microseeding
pH 6.5
Temperature 277.0
Details PEG 8000, calcium acetate, sodium cacodylate, pH 6.5, microseeding, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 53.88 α = 90
b = 70.42 β = 90
c = 71.52 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 210 -- 2002-09-16
Diffraction Radiation
Monochromator Protocol
double crystal Si (111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.2 1.0 ALS 5.0.2

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
1.14 20 92.7 0.048 -- -- -- 92236 92236 -- 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)
1.14 1.18 61.6 0.283 -- 3.81 -- --

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
SAD 1.14 10.0 -- 0.0 92220 92220 4589 92.7 0.1121 0.1097 0.1097 0.1521 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.103
s_similar_adp_cmpnt 0.032
s_rigid_bond_adp_cmpnt 0.004
s_anti_bump_dis_restr 0.042
s_non_zero_chiral_vol 0.083
s_zero_chiral_vol 0.071
s_from_restr_planes 0.0274
s_similar_dist 0.0
s_angle_d 0.029
s_bond_d 0.011
Coordinate Error
Parameter Value
Number Disordered Residues 16.0
Occupancy Sum Hydrogen 1986.52
Occupancy Sum Non Hydrogen 2903.5
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2443
Nucleic Acid Atoms 0
Heterogen Atoms 32
Solvent Atoms 438

Software

Computing
Computing Package Purpose
HKL-2000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement
SHELX model building