2AOE

crystal structure analysis of HIV-1 protease mutant V82A with a substrate analog CA-P2


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1DAZPDB Entry 1DAZ

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5293SODIUM CHLORIDE 1.3M, DMSO 7%,SODIUM ACETATE BUFFER, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.5852.3

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 57.892α = 90
b = 85.962β = 90
c = 46.19γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray90CCDMAR CCD 165 mm2002-07-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 22-IDAPS22-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
11.545099.40.0656.934681
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)
11.541.61000.371

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-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE RPDB Entry 1DAZ1.54103454430680172599.60.1340.13010.1983RANDOM
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
351657.041728.71
RMS Deviations
KeyRefinement Restraint Deviation
s_approx_iso_adps0.083
s_non_zero_chiral_vol0.066
s_similar_adp_cmpnt0.057
s_zero_chiral_vol0.047
s_from_restr_planes0.0318
s_angle_d0.029
s_anti_bump_dis_restr0.025
s_bond_d0.01
s_rigid_bond_adp_cmpnt0.003
s_similar_dist
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1508
Nucleic Acid Atoms
Solvent Atoms194
Heterogen Atoms89

Software

Software
Software NamePurpose
MAR345data collection
HKL-2000data reduction
SHELXmodel building
SHELXL-97refinement
HKL-2000data scaling
SHELXphasing