X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.8
Temperature 277.0
Details cacodylate buffer, MPD, Rhodium-hexammine, pH 6.8, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 53.82 α = 90
b = 19.38 β = 109.9
c = 50.3 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 277
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR ENRAF-NONIUS FAST mirrors 1997-03-20
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ENRAF-NONIUS FR571 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
1.81 6 97.0 0.039 0.041 -- 3.5 3738 3641 2.0 4.0 16.4
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 2.0 43.2 0.212 0.206 3.0 2.5 517

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
FOURIER SYNTHESIS 1.8 6.0 4.0 2.0 3738 3641 311 95.0 0.176 0.172 0.172 0.202 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 2.0 -- 40 -- 0.169 0.21 0.02 43.2
X Ray Diffraction 2.0 2.3 -- 93 -- 0.164 0.191 0.02 98.5
X Ray Diffraction 2.3 2.7 -- 80 -- 0.176 0.211 0.02 98.7
X Ray Diffraction 2.7 3.5 -- 69 -- 0.168 0.187 0.02 96.8
X Ray Diffraction 3.5 6.0 -- 30 -- 0.195 0.19 0.02 76.5
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model isotropic
Mean Isotropic B 18.4
RMS Deviations
Key Refinement Restraint Deviation
s_angle_d 0.032
s_non_zero_chiral_vol 0.097
s_bond_d 0.011
s_from_restr_planes 0.071
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 0
Nucleic Acid Atoms 389
Heterogen Atoms 20
Solvent Atoms 46

Software

Software
Software Name Purpose
MADNES data collection
ROTAVATA-AGROVATA data reduction
AMoRE phasing
SHELXL-97 refinement
MADNES data reduction
CCP4 data scaling version: (AGROVATA
ROTAVATA) data scaling