X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.9
Temperature 291.0
Details 16% PEG 3350, 0.1M Ammonium Fluoride, 4mM b-D-Glucose-1-phosphate, pH 6.9, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 36.94 α = 90
b = 54.3 β = 90
c = 104.68 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 93
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 mirrors 2002-02-22
Diffraction Radiation
Monochromator Protocol
Bent Ge(111) monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 14-BM-C 0.9 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
1.2 100 86.9 0.043 0.045 -- 10.6 -- 56998 0.0 -- 8.8
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 1.22 54.4 0.113 0.08 15.7 -- --

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
AB INITIO 1.2 10.0 0.0 0.0 50842 49967 5756 76.8 -- 0.1408 0.1408 0.1792 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.0
s_similar_adp_cmpnt 0.037
s_rigid_bond_adp_cmpnt 0.005
s_anti_bump_dis_restr 0.028
s_non_zero_chiral_vol 0.069
s_zero_chiral_vol 0.077
s_from_restr_planes 0.0274
s_similar_dist 0.0
s_angle_d 0.032
s_bond_d 0.015
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.11
Luzzati Sigma A (Observed) 0.08
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.15
Luzzati Sigma A (R-Free Set) 0.07
Number Disordered Residues 5.0
Occupancy Sum Hydrogen 0.0
Occupancy Sum Non Hydrogen 2205.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1707
Nucleic Acid Atoms 0
Heterogen Atoms 21
Solvent Atoms 475

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