2IVX

Crystal structure of human cyclin T2 at 1.8 A resolution

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP			0.2M NA-FORMATE, 0.1M BIS-TRIS-PROPANE PH 8.5, 20%PEG3350, 10% ETHYLENE GLYCOL, 150 NL SITTING DROP

Crystal Properties
Matthews coefficient	Solvent content
2.79	55

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.032	α = 110.63
b = 58.636	β = 102.41
c = 65.634	γ = 90.12

Symmetry
Space Group	P 1

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	MIRRORS	2006-03-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X10SA		SLS	X10SA

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	1.8	41.86	99	0.11	14.31	3.57		53530		2

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	1.8	1.9	94.4		0.32	5.36	2.67

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.8	59.76	51982	1702	99.1	0.192	0.191	0.223	RANDOM	13.61

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]
-0.27	0.28	0.54	0.36	0.23	0.3

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.817
r_dihedral_angle_4_deg	13.779
r_dihedral_angle_3_deg	11.902
r_dihedral_angle_1_deg	4.751
r_scangle_it	2.467
r_scbond_it	1.677
r_angle_refined_deg	1.131
r_mcangle_it	0.954
r_angle_other_deg	0.903
r_mcbond_it	0.673
r_symmetry_vdw_other	0.252
r_nbd_refined	0.214
r_nbtor_refined	0.172
r_nbd_other	0.171
r_symmetry_hbond_refined	0.151
r_symmetry_vdw_refined	0.135
r_xyhbond_nbd_refined	0.133
r_nbtor_other	0.084
r_chiral_restr	0.068
r_bond_refined_d	0.011
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4089
Nucleic Acid Atoms
Solvent Atoms	327
Heterogen Atoms	24

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XDS	data scaling
SHELXCD	phasing
SHELXD	phasing
SHELXE	phasing