2ITG

CATALYTIC DOMAIN OF HIV-1 INTEGRASE: ORDERED ACTIVE SITE IN THE F185H CONSTRUCT


X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 3-9% PEG 8000, 0.4M AMMONIUM SULFATE, 0.1M SODIUM CACODYLATE PH 6.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 72.4 α = 90
b = 72.4 β = 90
c = 65.56 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU DOUBLE FOCUSSING MIRRORS 1996-04-05
Diffraction Radiation
Monochromator Protocol
-- --
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
2.6 10 79.8 0.085 -- -- 2.93 -- 5012 -- 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)
2.6 2.64 54.4 0.281 -- 1.88 1.38 --

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
MR 2.6 10.0 -- 2.0 14682 4400 -- 79.8 -- -- 0.2 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 34.16
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.011
p_angle_d 0.032
p_xyhbond_nbd 0.301
p_planar_tor 2.2
p_scangle_it 1.951
p_chiral_restr 0.135
p_staggered_tor 20.4
p_plane_restr 0.013
p_transverse_tor 28.4
p_singtor_nbd 0.263
p_multtor_nbd 0.356
p_mcbond_it 1.097
p_planar_d 0.039
p_mcangle_it 2.003
p_scbond_it 1.123
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1233
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 58

Software

Software
Software Name Purpose
PROLSQ refinement
DENZO data reduction
SCALEPACK data scaling