X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.5
Temperature 286.0
Details Ammonium sulfate, cacodylate, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 13K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 90.17 α = 90
b = 86.11 β = 100.99
c = 57.11 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH Osmic Confocal Max-Flux Optics 2003-03-09
Diffraction Radiation
Monochromator Protocol
Osmic mirrors SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ENRAF-NONIUS FR591 1.5418 -- --

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
1.8 25 99.95 -- 0.051 -- 3.7 39492 39373 1.0 1.0 21.2
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)
1.8 1.86 99.5 -- 0.456 2.7 3.4 3908

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 1.8 24.33 -- 0.0 39473 38113 3817 96.2 0.203 0.203 0.2 0.225 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 1.8 1.91 -- 572 5145 0.3 0.322 0.013 86.7
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 27.0
Anisotropic B[1][1] 1.1
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.73
Anisotropic B[2][2] 5.2
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -6.3
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 2.06
c_scbond_it 2.19
c_dihedral_angle_d 22.2
c_angle_deg 1.2
c_mcangle_it 1.9
c_mcbond_it 1.26
c_bond_d 0.005
c_scangle_it 3.28
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.21
Luzzati Sigma A (Observed) 0.18
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.24
Luzzati Sigma A (R-Free Set) 0.21
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2513
Nucleic Acid Atoms 0
Heterogen Atoms 38
Solvent Atoms 306

Software

Software
Software Name Purpose
CNX refinement version: 2000.1
DENZO data reduction
SCALEPACK data scaling
CNX phasing version: 2001.1