X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details pH 5.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 93.63 α = 90
b = 79.89 β = 90
c = 42.93 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-04
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X8C -- NSLS X8C

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
1.5 50 97.8 -- 0.032 -- 3.4 -- 52882 -- 3.0 12.6
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)
1.48 1.56 87.5 -- 0.093 7.9 3.1 --

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
MIR 1.5 50.0 -- 3.0 -- 51658 2593 98.4 -- 0.158 0.158 0.178 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 1.5 1.59 -- 449 7939 0.16 0.198 0.009 97.4
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 11.7
Anisotropic B[1][1] 0.2
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.03
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.23
RMS Deviations
Key Refinement Restraint Deviation
c_scbond_it 0.18
c_improper_angle_d 1.31
c_scangle_it 0.31
c_bond_d 0.021
c_angle_deg 1.8
c_dihedral_angle_d 23.4
c_mcbond_it 0.26
c_mcangle_it 0.45
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.13
Luzzati Sigma A (Observed) 0.04
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.15
Luzzati Sigma A (R-Free Set) 0.08
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2310
Nucleic Acid Atoms 0
Heterogen Atoms 4
Solvent Atoms 369

Software

Software
Software Name Purpose
CNS refinement version: 0.3
SOLVE phasing
MOSFLM data reduction
CCP4 data scaling version: (SCALA)
CNS phasing version: 0.3