1BL3

CATALYTIC DOMAIN OF HIV-1 INTEGRASE


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
17.5435MM SODIUM CITRATE, 50MM HEPES-HCL PH 7.5, 7.5MM DTT, [PROTEIN]=0.13MM
Crystal Properties
Matthew coefficientSolvent content
1.9236.8

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 99.1α = 90
b = 72.5β = 108
c = 79.4γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray298IMAGE PLATEMAC Science DIP-2000DOUBLE FOCUSSING MIRRORSM
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODEENRAF-NONIUS FR591

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
122095.70.0450.04583.334702
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
22.0791.10.2020.2023.5

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 1ITG22033565234995.70.2160.2160.279RANDOM34.5
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
RMS Deviations
KeyRefinement Restraint Deviation
x_angle_deg1.2
x_bond_d0.007
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_scangle_it
x_angle_deg_na
x_angle_deg_prot
x_bond_d_na
RMS Deviations
KeyRefinement Restraint Deviation
x_angle_deg1.2
x_bond_d0.007
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_scangle_it
x_angle_deg_na
x_angle_deg_prot
x_bond_d_na
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcbond_it
x_mcangle_it
x_scbond_it
x_dihedral_angle_d
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3299
Nucleic Acid Atoms
Solvent Atoms150
Heterogen Atoms3

Software

Software
Software NamePurpose
X-PLORmodel building
X-PLORrefinement
DENZOdata reduction
SCALEPACKdata scaling
X-PLORphasing