3PPU

Crystal structure of the glutathione-S-transferase Xi from Phanerochaete chrysosporium

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	MICROBATCH	8.5	277	20 to 30 % polyethylene glycol 4000 (PEG 4000), 0 to 0.2 M magnesium or calcium chloride and 0.1 M Tris-HCl, pH 8.5, Microbatch, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.59	52.54

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 166.823	α = 90
b = 70.331	β = 98.79
c = 72.566	γ = 90

Symmetry
Space Group	C 1 2 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	CCD	ADSC QUANTUM 315r		2008-07-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM30A	0.980547	ESRF	BM30A

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	2.3	46.66	98.9	0.037	19.8			36622

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	2.3	2.43	96		0.188	4.8	4.3

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	SAD	THROUGHOUT	2.3	46.66	36622	36622	1831	98.91	0.19245	0.19245	0.19059	0.2275	RANDOM	39.671

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]
-2.55		1.45	4.29		-1.3

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.625
r_dihedral_angle_4_deg	15.657
r_dihedral_angle_3_deg	13.163
r_dihedral_angle_1_deg	6.237
r_scangle_it	2.819
r_scbond_it	1.793
r_angle_refined_deg	1.246
r_mcangle_it	1.241
r_mcbond_it	0.658
r_chiral_restr	0.088

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.625
r_dihedral_angle_4_deg	15.657
r_dihedral_angle_3_deg	13.163
r_dihedral_angle_1_deg	6.237
r_scangle_it	2.819
r_scbond_it	1.793
r_angle_refined_deg	1.246
r_mcangle_it	1.241
r_mcbond_it	0.658
r_chiral_restr	0.088
r_bond_refined_d	0.011
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5010
Nucleic Acid Atoms
Solvent Atoms	221
Heterogen Atoms	20

Software

Software
Software Name	Purpose
Xnemo	data collection
SHELX	model building
REFMAC	refinement
XDS	data reduction
SCALA	data scaling
SHELX	phasing

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.