3BLR

Crystal Structure of Human CDK9/cyclinT1 in complex with Flavopiridol


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3BLHPDB ENTRY 3BLH

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.22770.1M NaK phosphate, 20% PEG 1000, 0.2M NaCl, 4mM TCEP, 0.1mM Flavopiridol , pH 6.2, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
4.1570.35

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 173.922α = 90
b = 173.922β = 90
c = 97.173γ = 120
Symmetry
Space GroupH 3

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152007-11-18MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-40.9765ESRFID14-4

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym 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
12.838.37899.80.0930.09355.7269602696011
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.82.951000.5850.5851.25.83943

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRY 3BLH2.836.962696026956269999.550.1760.228RANDOM89.79
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]
1.3011.301-2.602
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d10.303
f_nbd_refined4.075
f_angle_d0.66
f_chiral_restr0.049
f_bond_d0.004
f_plane_restr0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4488
Nucleic Acid Atoms
Solvent Atoms20
Heterogen Atoms43

Software

Software
Software NamePurpose
ProDCdata collection
PHASESphasing
PHENIXrefinement
MOSFLMdata reduction
SCALAdata scaling