X-RAY DIFFRACTION Experimental Data & Validation


Lost? View more X-Ray Crystallographic info.

Crystallization

Crystalization Experiments
pH 6.6
Details 100 MM NACACO PH 6.6 15% (W/V) PEG-ME 5000 10 MM BLOOD GROUP A TRISACCHARIDE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 96.73 α = 90
b = 108 β = 124.67
c = 80.96 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-01
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU -- -- --

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
2.8 15 85.2 0.11 -- -- 2.7 -- 14331 -- 0.0 29.7
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)
2.8 2.91 85.8 0.274 -- 3.1 1.8 --

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 2.8 15.0 -- 0.0 -- 14331 1457 85.3 -- 0.191 0.191 0.219 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.8 2.9 -- 147 1299 0.289 0.324 0.027 85.9
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 32.1
Anisotropic B[1][1] 1.03
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.76
Anisotropic B[2][2] -0.16
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.87
RMS Deviations
Key Refinement Restraint Deviation
x_scangle_it 3.67
x_scbond_it 2.3
x_mcangle_it 2.48
x_mcbond_it 1.41
x_improper_angle_d 0.74
x_bond_d 0.008
x_angle_deg 1.6
x_dihedral_angle_d 29.1
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.29
Luzzati Sigma A (Observed) 0.37
Luzzati Resolution Cutoff (Low) 15.0
Luzzati ESD (R-Free Set) 0.34
Luzzati Sigma A (R-Free Set) 0.42
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3754
Nucleic Acid Atoms 0
Heterogen Atoms 34
Solvent Atoms 0

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
X-PLOR 3.851 Structure Solution
X-PLOR 3.851 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.851 refinement
X-PLOR version: 3.851 model building