1WO4

Solution structure of Minimal Mutant 2 (MM2): Multiple alanine mutant of non-native CHANCE domain

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	DQF-COSY	0.4mM MM2, 0.5mM TCEP, 1mM ZnSO4, 5% D2O	95% H2O/5% D2O	0	6.9	ambient	275
2	2D TOCSY	0.4mM MM2, 0.5mM TCEP, 1mM ZnSO4, 5% D2O	95% H2O/5% D2O	0	6.9	ambient	275
3	2D NOESY	0.4mM MM2, 0.5mM TCEP, 1mM ZnSO4, 5% D2O	95% H2O/5% D2O	0	6.9	ambient	275
4	E-COSY	0.4mM MM2, 0.5mM TCEP, 1mM ZnSO4	100% D2O	0	6.9	ambient	275

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	600

NMR Refinement
Method	Details	Software
distance geometry simulated annealing molecular dynamics	the structures are based on 291 unambiguous NOE-derived distance restraints and 32 dihedral angle restraints.	XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Additional NMR Experimental Information
Details	This structure was determined using standard 2D homonuclear techniques

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	XwinNMR	2.5	Bruker
2	data analysis	XEASY	1.3.13	Bartels et al
3	data analysis	DYANA	1.5	Guntert et al
4	refinement	CNS	1.0

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.