1MQX

NMR Solution Structure of Type-B Lantibiotics Mersacidin in MeOH/H2O Mixture

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	2 mM mersacidin in 10 mM sodium phosphate buffer at pH 6.0	37% methanol/63% H2O		6.0	1 atm	293
2	2D TOCSY	2 mM mersacidin in 10 mM sodium phosphate buffer at pH 6.0	37% methanol/63% H2O		6.0	1 atm	293
3	DQF-COSY	2 mM mersacidin in 10 mM sodium phosphate buffer at pH 6.0	37% methanol/63% H2O		6.0	1 atm	293

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	UNITYPLUS	500
2	Bruker	DRX	600
3	Bruker	DRX	750

NMR Refinement
Method	Details	Software
SIMULATED ANNEALING, TORSION ANGLE DYNAMICS	OPLS WATER REFINE	ARIA

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	50
Conformers Submitted Total Number	12

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	ARIA	1.1
2	collection	XWINNMR
3	processing	NMRPIPE
4	structure calculation	CNS	1.1
5	structure calculation	ARIA	1.1

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.