4NS5

Crystal structure of human BS69 Bromo-Zinc finger-PWWP

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	9	285	0.1M Tris-HCl pH 9.0, 4% w/v Polyethylene glycol (PEG) 8000, VAPOR DIFFUSION, SITTING DROP, temperature 285K
2	VAPOR DIFFUSION, SITTING DROP	8.4	285	0.1 M Bicine, pH8.4, 2% v/v 1, 4-Dioxane, 2% w/v PEG 20000, VAPOR DIFFUSION, SITTING DROP, temperature 285K

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.76	α = 90
b = 64.38	β = 90
c = 73.4	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	CCD	RAYONIX MX-225		2010-09-22	M	SINGLE WAVELENGTH
2	2	x-ray	100	CCD	RAYONIX MX-225		2010-11-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRF BEAMLINE BL17U	0.9793	SSRF	BL17U
2	SYNCHROTRON	SSRF BEAMLINE BL17U	0.9793	SSRF	BL17U

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
1,2	1.9	48.4	99.1	0.102	12.2	7.3	20832	20832	1	1

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)	Redundancy	Number Unique Reflections (All)
1,2	1.9	2	98.4		0.548	0.548	1.3	7.4	2952

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	1.9	31.88	20832	20667	1067	98.17	0.2087	0.2065	0.2506	RANDOM	37.0629

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]
0.02			-0.01		-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.338
r_dihedral_angle_4_deg	27.935
r_dihedral_angle_3_deg	17.183
r_dihedral_angle_1_deg	5.536
r_mcangle_it	3.104
r_mcbond_other	1.954
r_mcbond_it	1.953
r_angle_refined_deg	1.128
r_angle_other_deg	0.707
r_chiral_restr	0.069
r_bond_refined_d	0.008
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1558
Nucleic Acid Atoms
Solvent Atoms	94
Heterogen Atoms	1

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
SOLVE	phasing
RESOLVE	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345dtb	data collection