6ZJ9

Crystal structure of Equus ferus caballus glutathione transferase A3-3 in complex with glutathione

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	294	0.1 M Bicine/Trizma base pH 8.5, 10% w/v PEG 20 000, 20% v/v PEG MME 550, and 0.02 M of each alcohol (1,6-hexanediol, 1-butanol, (RS)-1,2-propanediol, 2-propanol, 1,4-butanediol, and 1,3-propanediol)

Crystal Properties
Matthews coefficient	Solvent content
2.59	52.43

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.907	α = 90
b = 99.154	β = 90
c = 48.186	γ = 90

Symmetry
Space Group	P 21 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	PIXEL	DECTRIS PILATUS 6M-F		2019-04-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04-1	0.91587	Diamond	I04-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	2.2	99.15	99.9	0.166	0.176	0.058	0.993	7.5	8.3		13931

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	2.2	2.27	99.2		0.545	0.596	0.237	0.901		5.9

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	1tdi	2.2	49.58	13225	671	99.91	0.1678	0.1647	0.2285	RANDOM	31.679

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]
-0.94			-3.5		4.43

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.246
r_dihedral_angle_4_deg	16.488
r_dihedral_angle_3_deg	14.483
r_dihedral_angle_1_deg	6.134
r_angle_other_deg	2.23
r_angle_refined_deg	1.737
r_chiral_restr	0.094
r_bond_other_d	0.033
r_gen_planes_other	0.016
r_bond_refined_d	0.012

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.246
r_dihedral_angle_4_deg	16.488
r_dihedral_angle_3_deg	14.483
r_dihedral_angle_1_deg	6.134
r_angle_other_deg	2.23
r_angle_refined_deg	1.737
r_chiral_restr	0.094
r_bond_other_d	0.033
r_gen_planes_other	0.016
r_bond_refined_d	0.012
r_gen_planes_refined	0.01

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1769
Nucleic Acid Atoms
Solvent Atoms	103
Heterogen Atoms	36

Software

Software
Software Name	Purpose
Aimless	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
DIALS	data reduction

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.