2Z4B

Estrogen receptor beta ligand-binding domain complexed to a benzopyran ligand

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	8	289	0.1M Tris, pH 8.0, 2M sodium chloride, 4% PEG 6000, VAPOR DIFFUSION, temperature 289.0K

Crystal Properties
Matthews coefficient	Solvent content
2.5	50.77

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.523	α = 90
b = 63.523	β = 90
c = 250.837	γ = 120

Symmetry
Space Group	P 61

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	MAR CCD 165 mm		2005-08-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID	0.97943	APS	31-ID

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	2.34	33.28	99.2	0.117	4.3	5.2	24017	23820		1.2	30.6

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	2.34	2.48	100		0.593	1.2	5.6	3838

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-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.34	31.76	23820	868	99.2	0.232	0.253	RANDOM	45.9

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]
1.52	2.44		1.52		-3.04

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	19.3
c_scangle_it	3.59
c_mcangle_it	2.5
c_scbond_it	2.37
c_mcbond_it	1.48
c_angle_deg	1
c_improper_angle_d	0.73
c_bond_d	0.01
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3488
Nucleic Acid Atoms
Solvent Atoms	61
Heterogen Atoms	46

Software

Software
Software Name	Purpose
CNX	refinement
MAR345dtb	data collection
MOSFLM	data reduction
SCALA	data scaling
AMoRE	phasing