Experiment: 1GY3

pCDK2/cyclin A in complex with MgADP, nitrate and peptide substrate

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1QMZ

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7	277	CRYSTALS WERE GROWN BY VAPOUR DIFFUSION AT 4C FROM SOLUTIONS CONTAINING 10 MG/ML PCDK2/CYCLIN A, 100 MM HEPES PH7.0, 2 MM SUBSTRATE PEPTIDE, 1MM ADP, 1.0 M LI2SO4. CRYSTALS WERE TRANSFERRED TO 20%PEG 8K, 100 MM HEPES PH 7.0, 10 MM SUBSSTRATE PEPTIDE, 5 MM MG(NO3)2

Crystal Properties
Matthews coefficient	Solvent content
3.3	64.51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 150.71	α = 90
b = 164.1	β = 90
c = 72.43	γ = 90

Symmetry
Space Group	P 21 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	MARRESEARCH			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-2		ESRF	ID14-2

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	2.7	20	84.4	0.143	4.2	7		45572

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	2.7	2.81	40.7		0.487	1.5

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-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1QMZ	2.7	20	41578		84.4	0.25	0.2525	0.313	0.3151	RANDOM

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]

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9048
Nucleic Acid Atoms
Solvent Atoms	162
Heterogen Atoms	76

Software

Software
Software Name	Purpose
REFMAC	model building
MOSFLM	data reduction
SCALA	data scaling
AMoRE	phasing
REFMAC	phasing
REFMAC	refinement