4FL8

HIV-1 protease complexed with gem-diol-amine tetrahedral intermediate


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP4.82980.1 M sodium acetate buffer and 0.41 M potassium chloride, pH 4.8, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.5251.32

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 58.405α = 90
b = 86.199β = 90
c = 46.357γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 300 mm CCDmirrors2007-08-06MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 22-ID1.00APS22-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.25094.3699496634722
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)
11.21.2456.80.392.22.54171

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 R3B7V1.2106967866347349094.50.14430.14240.14240.1763RANDOM
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
411634.311751.38
RMS Deviations
KeyRefinement Restraint Deviation
s_approx_iso_adps0.099
s_zero_chiral_vol0.081
s_non_zero_chiral_vol0.08
s_similar_adp_cmpnt0.058
s_from_restr_planes0.0354
s_angle_d0.034
s_anti_bump_dis_restr0.029
s_bond_d0.015
s_rigid_bond_adp_cmpnt0.005
s_similar_dist
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1620
Nucleic Acid Atoms
Solvent Atoms198
Heterogen Atoms17

Software

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