X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.6
Details SEEDED FROM DROP CONTAINING CONTAINING 5 MUL 20MG/ML UBIQUITIN AND 5 MUL 30% PEG 4000 IN 50MM CACODYLATE-HCL PH 5.6. STORED IN 38% PEG 4000.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 50.84 α = 90
b = 42.77 β = 90
c = 28.95 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH MIRRORS 1999-05-15
Diffraction Radiation
Monochromator Protocol
SILICON SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

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
1.32 6 89.9 0.11 -- -- 4.5 -- 13828 -- 1.0 --
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)
1.31 1.32 81.4 0.54 -- 2.3 2.8 --

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 1.32 8.0 -- 0.0 14305 -- -- 89.9 0.222 0.222 -- -- --
RMS Deviations
Key Refinement Restraint Deviation
s_non_zero_chiral_vol 0.1
s_anti_bump_dis_restr 0.02
s_bond_d 0.02
s_similar_dist 0.02
s_angle_d 0.1
s_from_restr_planes 0.4
s_zero_chiral_vol 0.1
Coordinate Error
Parameter Value
Number Disordered Residues 2.0
Occupancy Sum Hydrogen 3212.0
Occupancy Sum Non Hydrogen 2736.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 604
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 114

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHELX97 Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELX97 model building
SHELXL-97 refinement