X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details pH 6.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 63.58 α = 90
b = 40.19 β = 110.22
c = 77.66 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR MARRESEARCH MIRRORS 1999-04-01
Diffraction Radiation
Monochromator Protocol
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X31 0.91, 1.07, 1.386, 1.387 EMBL/DESY, HAMBURG X31

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
1.9 20 98.4 -- 5.2 -- 2.0 -- 59093 -- 2.0 --
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)
1.9 2.0 97.4 -- 17.6 -- 1.9 --

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
MAD 2.0 20.0 -- 2.0 -- 44970 2383 97.3 -- 0.234 0.234 0.271 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 27.9
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.012
c_angle_deg 1.72
c_dihedral_angle_d 17.1
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2990
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 230

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS 0.5 Structure Refinement
Software
Software Name Purpose
CNS version: 0.5 refinement