7P9D

Crystal structure of Chlamydomonas reinhardtii NADPH Dependent Thioredoxin Reductase 1 domain

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	285.15	0.1M mixture of DL-Glutamic acid monohydrate, DL-Alanine, Glycine, DL-Lysine monohydrochloride, DL-Serine; 0.1 M of Tris (base), BICINE with pH-8.5; 20% of v/v Ethylene glycol, 10 % of w/v PEG 8000

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 85.062	α = 90
b = 85.062	β = 90
c = 87.053	γ = 90

Symmetry
Space Group	P 43 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		2019-09-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PETRA III, EMBL c/o DESY BEAMLINE P13 (MX1)	0.976	PETRA III, EMBL c/o DESY	P13 (MX1)

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim 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	1.99	50	99.7	0.156	0.157	0.999	15.9	25.7		22317

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.99	2.11	98		1.757	1.371	0.857		25.6

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	3d8x	1.99	42.57	21208	1108	99.62	0.1812	0.1795	0.2131	RANDOM	38.659

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]
-1.96			-1.96		3.92

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.155
r_dihedral_angle_4_deg	18.972
r_dihedral_angle_3_deg	13.744
r_dihedral_angle_1_deg	6.837
r_angle_refined_deg	1.566
r_angle_other_deg	1.349
r_chiral_restr	0.065
r_bond_refined_d	0.009
r_gen_planes_refined	0.007
r_bond_other_d	0.001

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.155
r_dihedral_angle_4_deg	18.972
r_dihedral_angle_3_deg	13.744
r_dihedral_angle_1_deg	6.837
r_angle_refined_deg	1.566
r_angle_other_deg	1.349
r_chiral_restr	0.065
r_bond_refined_d	0.009
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2381
Nucleic Acid Atoms
Solvent Atoms	136
Heterogen Atoms	53

Software

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

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.