Experiment: 1EXX

ENANTIOMER DISCRIMINATION ILLUSTRATED BY CRYSTAL STRUCTURES OF THE HUMAN RETINOIC ACID RECEPTOR HRARGAMMA LIGAND BINDING DOMAIN: THE COMPLEX WITH THE INACTIVE S-ENANTIOMER BMS270395.

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	290	sodium acetate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K
2	VAPOR DIFFUSION, HANGING DROP	7	290	sodium acetate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 59.849	α = 90
b = 59.849	β = 90
c = 155.615	γ = 90

Symmetry
Space Group	P 41 21 2

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	MARRESEARCH		1998-04-27	M	SINGLE WAVELENGTH
2	1	100	IMAGE PLATE	MARRESEARCH		1998-10-31

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID13		ESRF	ID13
2	SYNCHROTRON	ESRF BEAMLINE BM14		ESRF	BM14

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	1.67	25	98.2	0.038	33.1	4.97	33233	33233			25

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)
	1.67	1.7	97.9		0.315		4	1608

Refinement

Statistics
Diffraction ID	Structure Solution 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 (Depositor)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION		1.67	6	32478	30861	1617		0.181	0.181	0.179	0.243	0.1914	random

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]

RMS Deviations
Key	Refinement Restraint Deviation
s_torsion_deg	27.27
s_angle_d	2.16
s_torsion_impr_deg	1.451
s_bond_d	0.009

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1892
Nucleic Acid Atoms
Solvent Atoms	276
Heterogen Atoms	69

Software

Software
Software Name	Purpose
SHELXL-97	refinement
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling
CNS	phasing