2M5J

Solution structure of the periplasmic signaling domain of HasR, a TonB-dependent outer membrane heme transporter

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	0.5 mM [U-99% 13C; U-99% 15N] HasR_N-terminal_periplasmic_signaling_domain-1, 50 mM Sodium phosphate-2, 50 mM NaCl-3	85% H2O/15% D2O	0.1	7.0	1 atm	293
2	2D 1H-13C HSQC	0.5 mM [U-99% 13C; U-99% 15N] HasR_N-terminal_periplasmic_signaling_domain-1, 50 mM Sodium phosphate-2, 50 mM NaCl-3	85% H2O/15% D2O	0.1	7.0	1 atm	293
3	3D CBCA(CO)NH	0.5 mM [U-99% 13C; U-99% 15N] HasR_N-terminal_periplasmic_signaling_domain-1, 50 mM Sodium phosphate-2, 50 mM NaCl-3	85% H2O/15% D2O	0.1	7.0	1 atm	293
4	3D HNCACB	0.5 mM [U-99% 13C; U-99% 15N] HasR_N-terminal_periplasmic_signaling_domain-1, 50 mM Sodium phosphate-2, 50 mM NaCl-3	85% H2O/15% D2O	0.1	7.0	1 atm	293
5	3D HNCO	0.5 mM [U-99% 13C; U-99% 15N] HasR_N-terminal_periplasmic_signaling_domain-1, 50 mM Sodium phosphate-2, 50 mM NaCl-3	85% H2O/15% D2O	0.1	7.0	1 atm	293
6	3D C(CO)NH	0.5 mM [U-99% 13C; U-99% 15N] HasR_N-terminal_periplasmic_signaling_domain-1, 50 mM Sodium phosphate-2, 50 mM NaCl-3	85% H2O/15% D2O	0.1	7.0	1 atm	293
7	3D H(CCO)NH	0.5 mM [U-99% 13C; U-99% 15N] HasR_N-terminal_periplasmic_signaling_domain-1, 50 mM Sodium phosphate-2, 50 mM NaCl-3	85% H2O/15% D2O	0.1	7.0	1 atm	293
8	3D HCCH-TOCSY	0.5 mM [U-99% 13C; U-99% 15N] HasR_N-terminal_periplasmic_signaling_domain-1, 50 mM Sodium phosphate-2, 50 mM NaCl-3	85% H2O/15% D2O	0.1	7.0	1 atm	293
9	2D HbCbCgCdHd	0.5 mM [U-99% 13C; U-99% 15N] HasR_N-terminal_periplasmic_signaling_domain-1, 50 mM Sodium phosphate-2, 50 mM NaCl-3	85% H2O/15% D2O	0.1	7.0	1 atm	293
10	2D HbCbCgCdCeHe	0.5 mM [U-99% 13C; U-99% 15N] HasR_N-terminal_periplasmic_signaling_domain-1, 50 mM Sodium phosphate-2, 50 mM NaCl-3	85% H2O/15% D2O	0.1	7.0	1 atm	293
11	3D 1H-15N NOESY	0.5 mM [U-99% 13C; U-99% 15N] HasR_N-terminal_periplasmic_signaling_domain-1, 50 mM Sodium phosphate-2, 50 mM NaCl-3	85% H2O/15% D2O	0.1	7.0	1 atm	293
12	3D 1H-13C NOESY aliphatic	0.5 mM [U-99% 13C; U-99% 15N] HasR_N-terminal_periplasmic_signaling_domain-1, 50 mM Sodium phosphate-2, 50 mM NaCl-3	85% H2O/15% D2O	0.1	7.0	1 atm	293
13	3D 1H-13C NOESY aromatic	0.5 mM [U-99% 13C; U-99% 15N] HasR_N-terminal_periplasmic_signaling_domain-1, 50 mM Sodium phosphate-2, 50 mM NaCl-3	85% H2O/15% D2O	0.1	7.0	1 atm	293

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	NMR System	600

NMR Refinement
Method	Details	Software
simulated annealing, torsion angle dynamics		CcpNmr Analysis

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	400
Conformers Submitted Total Number	20
Representative Model	1 (representative secondary structure)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	chemical shift assignment	CcpNmr Analysis	2.15	CCPN
2	structure solution	CNS	1.2	Brunger, Adams, Clore, Gros, Nilges and Read
3	structure solution	ARIA	2.3	Linge, O'Donoghue and Nilges
4	refinement	ARIA	2.3	Linge, O'Donoghue and Nilges
5	refinement	CNS

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 R01GM157729.