X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 7
Details PEG 6000 10% HEPES 0.1M PH 7.0 MGAC 0.25 M NACL 0.25M, pH 7.00, VAPOR DIFFUSION

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 76.58 α = 90
b = 120.42 β = 90
c = 102.85 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 1999-12-08
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-3 -- ESRF ID14-3

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
2.5 23.1 99.9 -- 0.081 -- 7.2 -- 33614 -- 0.0 49.87
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)
2.5 2.64 100.0 -- 0.375 1.9 7.1 --

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
MOLECULAR REPLACEMENT 2.5 12.0 -- 0.0 -- 32832 3300 100.0 -- 0.218 0.225 0.276 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 57.93
RMS Deviations
Key Refinement Restraint Deviation
p_singtor_nbd 0.204
p_scangle_it 4.516
p_planar_d 0.037
p_plane_restr 0.013
p_bond_d 0.011
p_mcbond_it 1.866
p_transverse_tor 23.2
p_chiral_restr 0.172
p_mcangle_it 3.46
p_scbond_it 2.857
p_planar_tor 2.2
p_angle_d 0.03
p_multtor_nbd 0.252
p_staggered_tor 19.6
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4948
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 191

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
AMoRE phasing
REFMAC refinement version: 4.0
CCP4 data scaling version: (SCALA)