8DCH

Crystal Structure of a highly resistant HIV-1 protease Clinical isolate PR10x with GRL-0519 (tris-tetrahydrofuran as P2 ligand)


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3NU3 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.2298Hanging-drop vapor diffusion using equal volumes of protein stock (3.9 mg/mL) and well reservoir solution. Cryoprotected in 30% glycerol. Complex on ice at 1:8 ratio of PR to PI, crystallized in 1 M NaCl and 0.1 M sodium acetate pH 5.2
Crystal Properties
Matthews coefficientSolvent content
2.557.7

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 56.659α = 90
b = 56.659β = 90
c = 78.155γ = 90
Symmetry
Space GroupP 41

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDRAYONIX MX300HE2017-10-25MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 22-ID1.0APS22-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)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
11.255099.40.080.0860.03320.76.867583
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.251.29970.3890.0780.030.9913.13.3

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 (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE3NU31.25506758367540338599.40.14790.14790.14570.1864RANDOM20.3406
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
s_approx_iso_adps0.092
s_non_zero_chiral_vol0.086
s_zero_chiral_vol0.08
s_similar_adp_cmpnt0.052
s_angle_d0.035
s_from_restr_planes0.034
s_anti_bump_dis_restr0.02
s_bond_d0.013
s_rigid_bond_adp_cmpnt0.005
s_similar_dist
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1522
Nucleic Acid Atoms
Solvent Atoms213
Heterogen Atoms92

Software

Software
Software NamePurpose
HKL-2000data scaling
MOLREPphasing
SHELXrefinement
PDB_EXTRACTdata extraction
HKL-2000data reduction