4AR3

Near-atomic resolution neutron crystallography on the oxidised form perdeuterated Pyrococcus furiosus rubredoxin.

NEUTRON DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.5		PH 6.5

Crystal Properties
Matthews coefficient	Solvent content
1.46	15.08

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 34.36	α = 90
b = 35.316	β = 90
c = 43.993	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	neutron		5ATM 3HE, CURVED 120X30 DEGREES	INSTITUT LAUE LANGEVIN DETECTOR GROUP	BORON CARBIDE BEAM DEFINING APERTURES

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	NUCLEAR REACTOR	ILL BEAMLINE D19		ILL	D19

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	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	1.05	18.67	93	0.08	0.095	10.1	3.1		10521		1.5	8.36

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
NEUTRON DIFFRACTION		NONE	1.05	15.705	1.33	22729	1159	88.73	0.201	0.199	0.2374

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]
-0.4276			0.1858		0.2418

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	13.321
f_angle_d	1.976
f_chiral_restr	0.122
f_bond_d	0.023
f_plane_restr	0.011

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	421
Nucleic Acid Atoms
Solvent Atoms	149
Heterogen Atoms	5

Software

Software
Software Name	Purpose
PHENIX	refinement
RETREAT	data reduction
RETREAT	data scaling

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.