1ID8

NMR STRUCTURE OF GLUTAMATE MUTASE (B12-BINDING SUBUNIT) COMPLEXED WITH THE VITAMIN B12 NUCLEOTIDE

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D_NOESY	1.5mM MutS U-15N; 18.0mM B12-Nucleotide; 10mM potassium phosphate buffer; 90% H2O, 10%D2O	90% H2O/10% D2O	10mM potassium phosphate	6.0	ambient	299
2	3D_15N-separated_NOESY	1.5mM MutS U-15N; 18.0mM B12-Nucleotide; 10mM potassium phosphate buffer; 90% H2O, 10%D2O	90% H2O/10% D2O	10mM potassium phosphate	6.0	ambient	299

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	UNITYPLUS	500

NMR Refinement
Method	Details	Software
restrained simulated annealing, molecular dynamics, energy minimazation		ANSIG

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations
Conformers Calculated Total Number	30
Conformers Submitted Total Number	15
Representative Model	9 (fewest violations)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	data analysis	ANSIG	3.3	Kraulis
2	processing	NMRPipe		Delaglio
3	refinement	X-PLOR	3.1	Brunger

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.