4TN4

Crystal structure of ternary complex of Plasmodium vivax SHMT with glycine and a novel pyrazolopyran 33G: (4S)-6-amino-4-(5-cyano-3'-fluorobiphenyl-3-yl)-4-cyclobutyl-3-methyl-2,4-dihydropyrano[2,3-c]pyrazole-5-carbonitrile


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION8.5297PEG4000, 0.06-0.12 M NaCl, 0.1 M Tris-HCl pH 8.5
Crystal Properties
Matthews coefficientSolvent content
2.3347.31

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 100.412α = 90
b = 57.989β = 89.99
c = 236.955γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315rRh Coated mirrors2013-11-29MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSRRC BEAMLINE BL13B11.0NSRRCBL13B1

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
12.23092.50.01544.92.464394
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)
12.22.2883.90.0651.95802

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 4OYT2.23064376648992.350.22420.21740.2855RANDOM31.512
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]
0.22-0.18-0.03
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.223
r_dihedral_angle_4_deg18.437
r_dihedral_angle_3_deg17.808
r_dihedral_angle_1_deg5.79
r_angle_refined_deg1.524
r_chiral_restr0.088
r_bond_refined_d0.009
r_gen_planes_refined0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms10374
Nucleic Acid Atoms
Solvent Atoms482
Heterogen Atoms170

Software

Software
Software NamePurpose
Blu-Icedata collection
HKL-2000data scaling
REFMACrefinement
PDB_EXTRACTdata extraction
DENZOdata reduction
SCALEPACKdata scaling