Experiment: 3GS2

Ring1B C-terminal domain/Cbx7 Cbox Complex

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	289	25% PEG MME 550, 0.1 M MES, 0.01 M zinc sulfate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.2	44.09

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.762	α = 90
b = 50.547	β = 90
c = 124.074	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	RIGAKU RAXIS VII	mirrors	2008-04-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	1.7	30	99.6	0.045	26.5	4.4		31746			24.7

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.7	1.76	97.1		0.428	2.7	3.4	3036

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MIRAS	THROUGHOUT	1.699	21.053	0.06	30273	1513	95.12	0.208	0.206	0.243	0.2564	RANDOM	31.286

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]
0.596			3.579		-4.175

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	16.039
f_angle_d	0.974
f_chiral_restr	0.064
f_bond_d	0.006
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2204
Nucleic Acid Atoms
Solvent Atoms	182
Heterogen Atoms	11

Software

Software
Software Name	Purpose
CrystalClear	data collection
SHARP	phasing
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling