1ASW

AVIAN SARCOMA VIRUS INTEGRASE CATALYTIC CORE DOMAIN CRYSTALLIZED FROM 20% PEG 4000, 10% ISOPROPANOL, HEPES PH 7.5 USING SELENOMETHIONINE SUBSTITUTED PROTEIN; DATA COLLECTED AT-165 DEGREES C


X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details pH 7.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 65.4 α = 90
b = 65.4 β = 90
c = 80.41 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 108
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD CUSTOM-MADE -- 1995-02-10
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE F2 0.9464, 0.9792, 0.9790 CHESS F2

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
1.8 25 94.2 0.068 -- -- 7.07 -- 12157 -- 0.0 --

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
-- 1.8 6.0 -- 2.0 -- 10188 -- 72.3 -- 0.139 -- 0.208 --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 18.24
RMS Deviations
Key Refinement Restraint Deviation
p_orthonormal_tor 38.6
p_staggered_tor 16.5
p_planar_tor 2.6
p_xhyhbond_nbd 0.225
p_multtor_nbd 0.229
p_bond_d 0.013
p_angle_d 0.047
p_planar_d 0.05
p_mcbond_it 2.299
p_mcangle_it 3.388
p_scbond_it 4.689
p_scangle_it 6.271
p_plane_restr 0.016
p_chiral_restr 0.168
p_singtor_nbd 0.205
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1182
Nucleic Acid Atoms 0
Heterogen Atoms 19
Solvent Atoms 187

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
PROLSQ Structure Refinement
Software
Software Name Purpose
PROLSQ refinement