X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.3
Details PROTEIN WAS CRYSTALLIZED FROM 15% PEG 8000, 75 MM NAPO4, PH 7.3, 187 MM NACL, 1 MM NAN3; THEN SOAKED IN 7 MM INHIBITOR.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 70.84 α = 90
b = 72.08 β = 100.9
c = 73 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 273
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU -- 1996-10-15
Diffraction Radiation
Monochromator Protocol
NI FILTER --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RUH2R -- -- --

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
2.1 -- 81.0 0.072 -- -- 2.1 -- 18339 -- 2.0 --

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
-- 2.07 7.0 -- 4.0 -- 15437 -- 81.0 -- -- 0.164 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 27.7
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 29.0
p_staggered_tor 21.0
p_planar_tor 3.0
p_xyhbond_nbd 0.26
p_multtor_nbd 0.29
p_bond_d 0.017
p_angle_d 0.038
p_planar_d 0.048
p_mcbond_it 0.9
p_mcangle_it 1.6
p_scbond_it 1.7
p_scangle_it 2.5
p_plane_restr 0.019
p_chiral_restr 0.18
p_singtor_nbd 0.22
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2351
Nucleic Acid Atoms 0
Heterogen Atoms 42
Solvent Atoms 133

Software

Computing
Computing Package Purpose
R-AXIS II Data Reduction (intensity integration)
R-AXIS II Data Reduction (data scaling)
PROFFT Structure Refinement
Software
Software Name Purpose
PROFFT refinement
R-AXIS version: II data reduction
R-AXIS version: II data collection