2MZ9

Solution structure of oxidized triheme cytochrome PpcA from Geobacter sulfurreducens

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H TOCSY	2 mM protein_1, 92 % H2O, 8 % D2O, 45 mM sodium phosphate, 0.04 % sodium azide	93% H2O/7% D2O	100	5.5	ambient	298
2	2D 1H-1H NOESY	2 mM protein_1, 92 % H2O, 8 % D2O, 45 mM sodium phosphate, 0.04 % sodium azide	93% H2O/7% D2O	100	5.5	ambient	298
3	2D 1H-15N HSQC	2 mM [U-100% 15N] protein_1, 92 % H2O, 8 % D2O, 45 mM sodium phosphate, 0.04 % sodium azide	93% H2O/7% D2O	100	5.5	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	800

NMR Refinement
Method	Details	Software
torsion angle dynamics		TopSpin

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	500
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	TopSpin		Bruker Biospin
2	processing	TopSpin		Bruker Biospin
3	chemical shift assignment	Sparky		Goddard
4	peak picking	Sparky		Goddard
5	structure solution	PARADYANA		Guntert, Braun and Wuthrich
6	refinement	PARADYANA

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.