1JU1

Dimer Initiation Sequence of HIV-1Lai Genomic RNA: NMR Solution Structure of the Extended Duplex

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	2mM oligonucleotide, 10mM phosphate buffer 100 mM NaCl	90% H2O/10% D2O	100mM NaCl	5.8	ambient	278
2	2D NOESY	2mM oligonucleotide, 10mM phosphate buffer, 100 mM NaCl	100% D2O	100mM NaCl	5.8	ambient	288
3	DQF-COSY	2mM oligonucleotide, 10mM phosphate buffer, 100 mM NaCl	100% D2O	100mM NaCl	5.8	ambient	288

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AMX	500

NMR Refinement
Method	Details	Software
simulated annealing, matrix relaxation		UXNMR

NMR Ensemble Information
Conformer Selection Criteria	back calculated data agree with experimental NOESY spectrum, structures with acceptable covalent geometry, structures with the least restraint violations, structures with the lowest energy
Conformers Calculated Total Number	15
Conformers Submitted Total Number	15
Representative Model	11 (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	collection	UXNMR
2	processing	UXNMR
3	structure solution	X-PLOR	3.851	Brunger
4	data analysis	Curves	5.0	Lavery
5	refinement	X-PLOR	3.851	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.