5AHA

Disubstituted bis-THF moieties as new P2 ligands in non-peptidal HIV- 1 Protease Inhibitors (II)


X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 58.38 α = 90
b = 85.96 β = 90
c = 46.44 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 225 mm CCD MIRRORS 2012-04-17
Diffraction Radiation
Monochromator Protocol
SI SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MAX II BEAMLINE I911-3 -- MAX II I911-3

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
1.35 58.4 100.0 0.08 -- -- 6.2 -- 52307 -- 4.0 --
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
1.35 1.42 99.9 0.39 -- 1.7 5.2 --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MOLECULAR REPLACEMENT 1.35 48.29 -- -- -- 49634 2622 99.71 -- 0.2097 0.20888 0.22494 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.347 1.382 -- 175 3517 0.264 0.295 -- 96.35
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 15.778
Anisotropic B[1][1] 0.11
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.26
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.15
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_4_deg 19.098
r_bond_refined_d 0.008
r_chiral_restr 0.098
r_dihedral_angle_1_deg 6.859
r_dihedral_angle_2_deg 40.671
r_mcbond_it 1.89
r_mcangle_it 3.385
r_dihedral_angle_3_deg 14.541
r_scangle_it 8.004
r_gen_planes_refined 0.021
r_angle_refined_deg 1.192
r_scbond_it 5.534
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1512
Nucleic Acid Atoms 0
Heterogen Atoms 50
Solvent Atoms 281

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0109
iMOSFLM data reduction
SCALA data scaling
REFMAC phasing