1H25

CDK2/Cyclin A in complex with an 11-residue recruitment peptide from retinoblastoma-associated protein


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1QMZPDB ENTRY 1QMZ

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
170.8M KCL, 1.2M (NH4)2SO4, 40MM HEPES PH 7.0. PROTEIN CONCENTRATION = 10MG/ML
Crystal Properties
Matthews coefficientSolvent content
3.159.8

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 73.609α = 90
b = 133.851β = 90
c = 147.91γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCD2001-11-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-1ESRFID14-1

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
12.528.991000.0926.24.852141
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)
12.52.591000.4391.74.6

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 1QMZ2.52848967262799.90.2490.2490.266RANDOM55.509
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]
-3.831.822.01
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms8845
Nucleic Acid Atoms
Solvent Atoms192
Heterogen Atoms

Software

Software
Software NamePurpose
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling
MOLREPphasing