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Crystal structure of compound 4a in complex with cdk5, showing an unusual binding mode to the hinge region via a water molecule
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details other UNPUBLISHED CDK5 COMPLEX
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 5.4 pH 5.4
Crystal Properties Matthews coefficient Solvent content 2.5 51
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 83.271 α = 90 b = 83.271 β = 90 c = 191.766 γ = 90
Symmetry Space Group P 41 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD ADSC CCD 2008-12-11 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-4 ESRF ID14-4
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge 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 1.9 47.95 99.4 0.08 16.5 5.1 53688 27.23
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.9 1.95 98.9 0.44 3.1 4
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT UNPUBLISHED CDK5 COMPLEX 1.9 47.94 53604 2726 99.22 0.1974 0.1955 0.1907 0.2343 0.2331 RANDOM 33.17
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] -4.0169 -4.0169 8.0338
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 18.42 t_omega_torsion 3.12 t_angle_deg 1.02 t_bond_d 0.01 t_dihedral_angle_d t_incorr_chiral_ct t_pseud_angle t_trig_c_planes t_gen_planes t_it
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 18.42 t_omega_torsion 3.12 t_angle_deg 1.02 t_bond_d 0.01 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 Atoms Number Protein Atoms 4443 Nucleic Acid Atoms Solvent Atoms 474 Heterogen Atoms 71
Software Software Software Name Purpose BUSTER refinement MOSFLM data reduction SCALA data scaling MOLREP phasing