6GT7

NMR structure of the free helix bundle domain from the functional pRN1 primase

SOLUTION NMR

---

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	15N-NOESY-HSQC	1.2 mM [U-99% 13C; U-99% 15N] helix bundle domain, 0.9 mM [U-99% 15N] helix bundle domain	90% H2O/10% D2O	50mM NaCl	7.0	ambient atm	298	Bruker AVANCE III HD 900
2	13Cali-NOESY-HSQC	1.2 mM [U-99% 13C; U-99% 15N] helix bundle domain, 0.9 mM [U-99% 15N] helix bundle domain	90% H2O/10% D2O	50mM NaCl	7.0	ambient atm	298	Bruker AVANCE III HD 900
3	13Caro-NOESY-HSQC	1.2 mM [U-99% 13C; U-99% 15N] helix bundle domain, 0.9 mM [U-99% 15N] helix bundle domain	90% H2O/10% D2O	50mM NaCl	7.0	ambient atm	298	Bruker AVANCE III HD 900
4	13Cali-HSQC	0.7 mM [U-100% 13C] helix bundle domain	100% D2O	50mM NaCl	7.0	ambient atm	298	Bruker AVANCE III 600
5	13Caro-HSQC	0.7 mM [U-100% 13C] helix bundle domain	100% D2O	50mM NaCl	7.0	ambient atm	298	Bruker AVANCE III 600
6	15N-HSQC	1.2 mM [U-99% 13C; U-99% 15N] helix bundle domain, 0.9 mM [U-99% 15N] helix bundle domain	90% H2O/10% D2O	50mM NaCl	7.0	ambient atm	298	Bruker AVANCE III HD 900
7	3D HNCACB	1.2 mM [U-99% 13C; U-99% 15N] helix bundle domain, 0.9 mM [U-99% 15N] helix bundle domain	90% H2O/10% D2O	50mM NaCl	7.0	ambient atm	298	Bruker AVANCE III 700
8	3D CBCA(CO)NH	1.2 mM [U-99% 13C; U-99% 15N] helix bundle domain, 0.9 mM [U-99% 15N] helix bundle domain	90% H2O/10% D2O	50mM NaCl	7.0	ambient atm	298	Bruker AVANCE III 700
9	3D HNCA	1.2 mM [U-99% 13C; U-99% 15N] helix bundle domain, 0.9 mM [U-99% 15N] helix bundle domain	90% H2O/10% D2O	50mM NaCl	7.0	ambient atm	298	Bruker AVANCE III 700
10	3D HN(CO)CA	1.2 mM [U-99% 13C; U-99% 15N] helix bundle domain, 0.9 mM [U-99% 15N] helix bundle domain	90% H2O/10% D2O	50mM NaCl	7.0	ambient atm	298	Bruker AVANCE III 700

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE III HD	900
2	Bruker	AVANCE III	700
3	Bruker	AVANCE III	600

NMR Refinement
Method	Details	Software
simulated annealing with the SANDER module of AMBER12	simulated annealing in implicit water under ff12SB force-field	Amber

NMR Ensemble Information
Conformer Selection Criteria	20 structures for lowest energy
Conformers Calculated Total Number	200
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	Amber		Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman
2	structure calculation	CYANA		Guntert, Mumenthaler and Wuthrich
3	chemical shift assignment	Sparky		Goddard
4	peak picking	CANDID		Herrmann, Guntert and Wuthrich