3O9C

Crystal Structure of wild-type HIV-1 Protease in complex with kd20


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1F7A 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
16.2295126mM Phosphate buffer pH 6.2, 63mM Sodium Citrate, 24-29% Ammonium Sulfate, hanging drop, vapor diffusion, temperature 295K
Crystal Properties
Matthews coefficientSolvent content
2.141.5

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 50.761α = 90
b = 57.791β = 90
c = 62.017γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS IV2008-01-07SINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU

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
11.855099.50.0869.35.716110
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)
11.851.9295.10.4213

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY ?1.8542.31526280599.220.1770.174570.2243RANDOM20.921
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]
-0.680.20.48
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg41.813
r_dihedral_angle_4_deg19.408
r_dihedral_angle_3_deg12.912
r_dihedral_angle_1_deg6.287
r_scangle_it2.086
r_angle_refined_deg1.577
r_scbond_it1.55
r_mcangle_it1.012
r_angle_other_deg0.877
r_mcbond_it0.733
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg41.813
r_dihedral_angle_4_deg19.408
r_dihedral_angle_3_deg12.912
r_dihedral_angle_1_deg6.287
r_scangle_it2.086
r_angle_refined_deg1.577
r_scbond_it1.55
r_mcangle_it1.012
r_angle_other_deg0.877
r_mcbond_it0.733
r_nbd_other0.206
r_symmetry_vdw_refined0.204
r_mcbond_other0.184
r_nbd_refined0.178
r_symmetry_vdw_other0.174
r_nbtor_refined0.172
r_xyhbond_nbd_refined0.144
r_symmetry_hbond_refined0.144
r_chiral_restr0.093
r_nbtor_other0.087
r_bond_refined_d0.009
r_gen_planes_refined0.005
r_bond_other_d0.001
r_gen_planes_other0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1494
Nucleic Acid Atoms
Solvent Atoms122
Heterogen Atoms41

Software

Software
Software NamePurpose
SCALEPACKdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
DENZOdata reduction
AMoREphasing