X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.7
Details PHOSPHORYLASE B-GLC-CP320626 COMPLEX WAS CO-CRYSTALLISED UNDER CONDITIONS SIMILAR TO THOSE DESCRIBED BY OIKONOMAKOS ET AL., (2000) STRUCTURE 8, 575-584., pH 6.70

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 128.97 α = 90
b = 128.97 β = 90
c = 116.19 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 287
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MAR scanner 180 mm plate -- 2000-03-03
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X31 -- 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
1.76 26.25 95.8 0.054 -- -- 3.7 -- 93061 -- 0.0 --
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)
1.76 1.79 94.8 0.696 -- 2.33 -- --

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 1.76 26.25 -- 0.0 -- 92971 4663 95.8 -- 0.211 0.211 0.235 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 0.68
x_bond_d 0.007
x_angle_deg 1.25
x_scbond_it 1.5
x_mcangle_it 2.0
x_dihedral_angle_d 24.7
x_scangle_it 2.0
x_mcbond_it 1.5
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6591
Nucleic Acid Atoms 0
Heterogen Atoms 58
Solvent Atoms 355

Software

Software
Software Name Purpose
X-PLOR refinement version: 3.8
DENZO data reduction
SCALEPACK data scaling
X-PLOR phasing