X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 6.4 293.15 Mix of equal volumes of the nucleosome/H1 complex (25-30 microM) and a crystallization solution composed of MPD (6% v/v), 50 mM NaCl, and 50 mM sodium potassium phosphate pH 6.4.
Unit Cell:
a: 61.725 Å b: 405.737 Å c: 348.162 Å α: 90.00° β: 90.00° γ: 90.00°
Symmetry:
Space Group: C 2 2 21
Crystal Properties:
Matthew's Coefficient: 3.21 Solvent Content: 61.68
Refinement Statistics
Diffraction ID Structure Solution Method Cross Validation Method Resolution Limit (High) Resolution Limit (Low) Number of Reflections (Observed) Number of Reflections (R-free) Percent Reflections (Observed) R-Work R-Free Mean Isotropic
X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 5.400 49.128 15602 1561 99.21 0.2422 0.2653 ?
Data Collection
Overall
Resolution Limit (High) Resolution Limit (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
5.4 49.13 99.5 0.091 ? 9.1 4.5 ? 15641 ? ? ?
Highest Resolution Shell
# Resolution Limits (Low) Resolution Limits (High) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
1 5.4 6.04 99.6 ? ? 2.1 4.4 ?
Diffraction
Diffraction experiment
Crystal ID Scattering Type Data Collection Temprature Detector Detector Type Details Collection Date Monochromator Protocol
1 100 K ?
Radiation Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID29 0.99987 ESRF ID29
Software
Software Name Purpose Version
XDS data reduction .
Aimless data scaling .
PHASER phasing .
PHENIX refinement (1.10_2155: ???)
Coot model building .