3OQD

Crystal Structures of Multidrug-Resistant Clinical Isolate 769 HIV-1 Protease Variants


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.52950.3-1.0M sodium chloride in the pH range 5.5-7.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Crystal Properties
Matthew coefficientSolvent content
2.4549.86

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 44.968α = 90
b = 44.968β = 90
c = 104.959γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray298IMAGE PLATERIGAKU RAXIS HTCHighRes2 mirror system2006-12-09MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU FR-D1.5418

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.7127.620.06111.312231
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.711.81000.4592.84.41628

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 REPLACEMENTTHROUGHOUT1.7127.6211591582990.197680.196060.2292RANDOM21.22
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]
0.560.56-1.11
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg41.826
r_dihedral_angle_3_deg13
r_dihedral_angle_4_deg8.966
r_dihedral_angle_1_deg5.7
r_scangle_it3.55
r_scbond_it2.154
r_mcangle_it1.535
r_angle_refined_deg1.333
r_mcbond_it0.971
r_nbtor_refined0.307
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg41.826
r_dihedral_angle_3_deg13
r_dihedral_angle_4_deg8.966
r_dihedral_angle_1_deg5.7
r_scangle_it3.55
r_scbond_it2.154
r_mcangle_it1.535
r_angle_refined_deg1.333
r_mcbond_it0.971
r_nbtor_refined0.307
r_nbd_refined0.184
r_symmetry_vdw_refined0.162
r_symmetry_hbond_refined0.115
r_xyhbond_nbd_refined0.107
r_chiral_restr0.092
r_bond_refined_d0.013
r_gen_planes_refined0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms760
Nucleic Acid Atoms
Solvent Atoms119
Heterogen Atoms

Software

Software
Software NamePurpose
CrystalCleardata collection
MOLREPphasing
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling