X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 298.0
Details sodium citrate, KH2PO4, n-Octyl-D-glucoside, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 49.99 α = 90
b = 80.12 β = 90
c = 85.94 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 4 -- 2002-04-05
Diffraction Radiation
Monochromator Protocol
Si 111 CHANNEL SINGLE WAVELENGTH
Si 111 CHANNEL MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 14-BM-C 1 APS 14-BM-C

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
2.15 100 96.0 -- -- -- -- 31839 31839 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)
2.15 2.23 83.7 -- -- -- -- --

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
MAD 2.15 26.98 -- 0.0 31839 31839 1379 100.0 -- 0.197 0.197 0.2578 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_angle_d 0.025
s_anti_bump_dis_restr 0.006
s_similar_adp_cmpnt 0.108
s_zero_chiral_vol 0.033
s_rigid_bond_adp_cmpnt 0.002
s_bond_d 0.007
s_non_zero_chiral_vol 0.04
s_similar_dist 0.005
s_from_restr_planes 0.0237
s_approx_iso_adps 0.0
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.22
Number Disordered Residues 4.0
Occupancy Sum Hydrogen 0.0
Occupancy Sum Non Hydrogen 2901.5
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2666
Nucleic Acid Atoms 0
Heterogen Atoms 90
Solvent Atoms 204

Software

Software
Software Name Purpose
SHELX model building
SHELXL-97 refinement
DENZO data reduction
SCALEPACK data scaling
SOLVE phasing
XTALVIEW refinement