6ZST

Thioredoxin glutathione reductase from Schistosoma mansoni in complex with 3-(3-methoxyquinoxalin-2-yl)propanoic acid

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2V6O

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	294	PEG 3350 20%, potassium iodide 0.2M, Bis-Tris 0.1M, DTT 5mM

Crystal Properties
Matthews coefficient	Solvent content
3.05	59.67

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 142.741	α = 90
b = 102.677	β = 113.02
c = 58.746	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	PIXEL	DECTRIS PILATUS 2M		2017-07-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ELETTRA BEAMLINE 5.2R	1	ELETTRA	5.2R

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	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	1.7	39.93	97.7	0.076	0.996	11.5	3.8		83411

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.7	1.73	96.5		0.545	0.8	2.5	3.9

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	2V6O	1.7	39.93	79198	4188	97.51	0.1751	0.1737	0.2005	RANDOM	21.081

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]
0.01		0.35	-0.23		-0.05

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.98
r_dihedral_angle_4_deg	17.183
r_dihedral_angle_3_deg	12.77
r_dihedral_angle_1_deg	6.812
r_angle_refined_deg	1.709
r_angle_other_deg	1.48
r_chiral_restr	0.088
r_bond_refined_d	0.012
r_gen_planes_refined	0.011
r_bond_other_d	0.001

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.98
r_dihedral_angle_4_deg	17.183
r_dihedral_angle_3_deg	12.77
r_dihedral_angle_1_deg	6.812
r_angle_refined_deg	1.709
r_angle_other_deg	1.48
r_chiral_restr	0.088
r_bond_refined_d	0.012
r_gen_planes_refined	0.011
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4509
Nucleic Acid Atoms
Solvent Atoms	473
Heterogen Atoms	108

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
Aimless	data scaling
PHASER	phasing

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 R01GM157729.