3AID

A NEW CLASS OF HIV-1 PROTEASE INHIBITOR: THE CRYSTALLOGRAPHIC STRUCTURE, INHIBITION AND CHEMICAL SYNTHESIS OF AN AMINIMIDE PEPTIDE ISOSTERE


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
15.4pH 5.4
Crystal Properties
Matthews coefficientSolvent content
2.3748.04

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 53.1α = 90
b = 61β = 90
c = 63.2γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray287AREA DETECTORSIEMENS1995-01-19M
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RUH3R

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
12.5100870.0810.0812.214215

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRY 3HVP2.576864880.180.18
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
x_dihedral_angle_d30.1
x_improper_angle_d16.4
x_angle_deg3.5
x_bond_d0.021
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
RMS Deviations
KeyRefinement Restraint Deviation
x_dihedral_angle_d30.1
x_improper_angle_d16.4
x_angle_deg3.5
x_bond_d0.021
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcbond_it
x_mcangle_it
x_scbond_it
x_scangle_it
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1846
Nucleic Acid Atoms
Solvent Atoms24
Heterogen Atoms42

Software

Software
Software NamePurpose
X-PLORmodel building
X-PLORrefinement
SIEMENSdata reduction
SIEMENSdata scaling
X-PLORphasing