1NIZ

NMR structure of a V3 (MN isolate) peptide bound to 447-52D, a human HIV-1 neutralizing antibody

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_15N-separated_NOESY	U-15N; 10mM sodium acetate buffer pH=5	95% H2O/5% D2O	10mM	5	ambient	308
2	HNHA	U-15N; 10mM sodium acetate buffer pH=5	95% H2O/5% D2O	10mM	5	ambient	308
3	3D_13C-separated_NOESY	U-15N,13C; 10mM sodium acetate buffer pH=5	99% D2O	10mM	5	ambient	308
4	TROSY-HNCACB & HBHA(CO)NH	U-15N,13C; 10mM sodium acetate buffer pH=5	95% H2O/5% D2O	10mM	5	ambient	308
5	CT-CBCA(CO)NH	U-15N,13C; 10mM sodium acetate buffer pH=5	95% H2O/5% D2O	10mM	5	ambient	308
6	TROSY-HNCA	U-15N,13C; 10mM sodium acetate buffer pH=5	95% H2O/5% D2O	10mM	5	ambient	308
7	HCCH-TOCSY & HCCH-COSY	U-15N,13C; 10mM sodium acetate buffer pH=5	99% D2O	10mM	5	ambient	308

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	800
2	Bruker	DMX	500

NMR Refinement
Method	Details	Software
simulated annealing		CNS

NMR Ensemble Information
Conformer Selection Criteria
Conformers Calculated Total Number
Conformers Submitted Total Number	1
Representative Model	1 (minimized average structure)

Additional NMR Experimental Information
Details	The structure was determined using triple-resonance NMR spectroscopy, in which the peptide was labeled while the antibody remained unlabeled.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	CNS	1.1	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.