1N83

Crystal Structure of the complex between the Orphan Nuclear Hormone Receptor ROR(alpha)-LBD and Cholesterol

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	293	PEG 4000, sodium acetate, hepes, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.32	46.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.8	α = 90
b = 49.7	β = 98.4
c = 60.5	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	105	IMAGE PLATE	MARRESEARCH		2001-08-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM1A	0.8727	ESRF	BM1A

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	1.63	15	95.36	0.04	32	3.65	38783	38783			22.1

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)
	1.63	1.69	67.3		0.433	2.1	2.5	2775

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SIRAS	THROUGHOUT	1.63	15	38477	36564	1913	95.36	0.2018	0.2018	0.20067	0.22277	RANDOM	22.739

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]
1.33		-0.61	-0.12		-1.39

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_3_deg	13.132
r_scangle_it	3.429
r_dihedral_angle_1_deg	3.298
r_scbond_it	2.086
r_mcangle_it	1.35
r_angle_refined_deg	1.135
r_mcbond_it	0.694
r_angle_other_deg	0.651
r_symmetry_vdw_other	0.254
r_nbd_refined	0.241
r_symmetry_vdw_refined	0.198
r_xyhbond_nbd_refined	0.197
r_nbd_other	0.193
r_symmetry_hbond_refined	0.153
r_chiral_restr	0.068
r_xyhbond_nbd_other	0.06
r_bond_refined_d	0.009
r_gen_planes_refined	0.004
r_gen_planes_other	0.002
r_bond_other_d	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2066
Nucleic Acid Atoms
Solvent Atoms	419
Heterogen Atoms	28

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
MLPHARE	phasing
REFMAC	refinement