8T9Q

Crystal structure of fused YR, an asymmetric 4-OT trimer

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		277	fYR-4OT was crystallized in 1.5-2M (NH4)2SO4, 0.1M HEPES buffer (pH 7.2-8.0), and 2% PEG 400

Crystal Properties
Matthews coefficient	Solvent content
2.38	48.22

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 49.09	α = 102.36
b = 49.409	β = 102.16
c = 49.324	γ = 102.11

Symmetry
Space Group	P 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS PILATUS3 6M		2021-02-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-B	1.00	APS	23-ID-B

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	2.29	50	96	0.04	8	2		18084

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.3	2.34	96.2		0.274	0.376	0.256	0.886		2

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-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.29	46.51	16254	1828	94.62	0.27274	0.26929	0.30333	RANDOM	68.836

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]
-18.7	2.69	-3.47	25.36	4.87	-6.66

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.363
r_dihedral_angle_3_deg	20.932
r_long_range_B_other	17.578
r_long_range_B_refined	17.576
r_dihedral_angle_4_deg	15.488
r_mcangle_it	9.895
r_mcangle_other	9.892
r_scangle_other	9.829
r_dihedral_angle_1_deg	8.573
r_mcbond_other	7.183
r_mcbond_it	7.181
r_scbond_it	6.861
r_scbond_other	6.858
r_angle_refined_deg	1.573
r_angle_other_deg	1.353
r_chiral_restr	0.069
r_bond_refined_d	0.007
r_gen_planes_refined	0.007
r_gen_planes_other	0.002
r_bond_other_d	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2520
Nucleic Acid Atoms
Solvent Atoms	32
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data scaling
HKL-2000	data reduction
REFMAC	phasing