4O6E

Discovery of 5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine Inhibitors of Erk2


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.527710% PEG3350, 0.2 M proline, and 0.1 M HEPES pH7.5, in a 24-well Linbro plates incubated at 4 C, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
1.8935.09

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 46.85α = 90
b = 65.766β = 95
c = 52.654γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray93CCDADSC QUANTUM 3152009-10-28MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 5.0.10.97740ALS5.0.1

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
11.955099.823261232142227.41
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.952.0298.6

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 REPLACEMENTTHROUGHOUT1.9546.672326123192121199.470.22320.18280.18050.2232RANDOM32.38
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]
0.2461-1.5848-0.71050.4644
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion17.59
t_omega_torsion2.95
t_angle_deg0.97
t_bond_d0.01
t_dihedral_angle_d
t_incorr_chiral_ct
t_pseud_angle
t_trig_c_planes
t_gen_planes
t_it
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion17.59
t_omega_torsion2.95
t_angle_deg0.97
t_bond_d0.01
t_dihedral_angle_d
t_incorr_chiral_ct
t_pseud_angle
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_improper_torsion
t_chiral_improper_torsion
t_sum_occupancies
t_utility_distance
t_utility_angle
t_utility_torsion
t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2676
Nucleic Acid Atoms
Solvent Atoms196
Heterogen Atoms31

Software

Software
Software NamePurpose
BOSdata collection
PHASERphasing
BUSTERrefinement
HKL-2000data reduction
SCALEPACKdata scaling