4J54

Crystal Structure of Multidrug Resistant HIV-1 Protease Clinical isolate PR20 with the potent antiviral inhibitor GRL-0519A


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2HS2PDB ENTRY 2HS2

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP4.82980.25 M potassium iodide, 0.1 M sodium acetate, pH 4.8, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.0339.28

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 28.572α = 90
b = 65.788β = 90
c = 92.821γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 300 mm CCD2010-08-04MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 22-ID0.8APS22-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge 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
11.555092.50.06922.66.12429924299
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.551.6150.20.2652.51.8

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE RPDB ENTRY 2HS21.55102412224122121292.40.20.20.2604RANDOM19.8692
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]
Coordinate Error
Structure Solution MethodRefinement High ResolutionRefinement Low Resolution
31653.65
RMS Deviations
KeyRefinement Restraint Deviation
s_similar_adp_cmpnt0.073
s_non_zero_chiral_vol0.053
s_zero_chiral_vol0.043
s_from_restr_planes0.032
s_angle_d0.025
s_anti_bump_dis_restr0.019
s_bond_d0.008
s_similar_dist
s_rigid_bond_adp_cmpnt
s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1518
Nucleic Acid Atoms
Solvent Atoms88
Heterogen Atoms75

Software

Software
Software NamePurpose
HKL-2000data collection
PHASESphasing
SHELXL-97refinement
HKL-2000data reduction
HKL-2000data scaling