7RIK

Magic-Angle-Spinning NMR Structure of Kinesin-1 Motor Domain Assembled with Microtubules

SOLID-STATE NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 13C-detected CORD	9.1 % w/w [U-100% 13C; U-100% 15N] Apo-Kif5b, 16.4 % w/w Porcine-alpha-tubulin, 16.4 % w/w Porcine-beta-tubulin, 5 uM TAXOL, 1 mM GUANOSINE-5'-TRIPHOSPHATE, 1 mM GUANOSINE-5'-DIPHOSPHATE, 58.1 % w/w Buffer	100% H2O	100 mM	7.4	1 atm	283	Bruker AVANCE III 850
2	2D 13C-detected CORD	9.1 % w/w [U-100% 13C; U-100% 15N] Apo-Kif5b, 16.4 % w/w Porcine-alpha-tubulin, 16.4 % w/w Porcine-beta-tubulin, 5 uM TAXOL, 1 mM GUANOSINE-5'-TRIPHOSPHATE, 1 mM GUANOSINE-5'-DIPHOSPHATE, 58.1 % w/w Buffer	100% H2O	100 mM	7.4	1 atm	283	Bruker AVANCE NEO 600
3	2D 13C-detected CORD	8.2 % w/w [1,6-13C-glucose; U-100% 15N] Apo-Kif5b, 16.4 % w/w Porcine-alpha-tubulin, 16.4 % w/w Porcine-beta-tubulin, 5 uM TAXOL, 1 mM GUANOSINE-5'-TRIPHOSPHATE, 1 mM GUANOSINE-5'-DIPHOSPHATE, 59 % w/w Buffer	100% H2O	100 mM	7.4	1 atm	283	Bruker AVANCE III 850
4	2D 13C-detected CORD	7.6 % w/w [2-13C-glucose; U-100% 15N] Apo-Kif5b, 16.4 % w/w Porcine-alpha-tubulin, 16.4 % w/w Porcine-beta-tubulin, 5 uM TAXOL, 1 mM GUANOSINE-5'-TRIPHOSPHATE, 1 mM GUANOSINE-5'-DIPHOSPHATE, 59.6 % w/w Buffer	100% H2O	100 mM	7.4	1 atm	283	Bruker AVANCE NEO 600
5	2D NCACX	9.1 % w/w [U-100% 13C; U-100% 15N] Apo-Kif5b, 16.4 % w/w Porcine-alpha-tubulin, 16.4 % w/w Porcine-beta-tubulin, 5 uM TAXOL, 1 mM GUANOSINE-5'-TRIPHOSPHATE, 1 mM GUANOSINE-5'-DIPHOSPHATE, 58.1 % w/w Buffer	100% H2O	100 mM	7.4	1 atm	283	Bruker AVANCE NEO 600
7	3D NCACX	9.1 % w/w [U-100% 13C; U-100% 15N] Apo-Kif5b, 16.4 % w/w Porcine-alpha-tubulin, 16.4 % w/w Porcine-beta-tubulin, 5 uM TAXOL, 1 mM GUANOSINE-5'-TRIPHOSPHATE, 1 mM GUANOSINE-5'-DIPHOSPHATE, 58.1 % w/w Buffer	100% H2O	100 mM	7.4	1 atm	283	Bruker AVANCE NEO 600
6	3D NCOCX	9.1 % w/w [U-100% 13C; U-100% 15N] Apo-Kif5b, 16.4 % w/w Porcine-alpha-tubulin, 16.4 % w/w Porcine-beta-tubulin, 5 uM TAXOL, 1 mM GUANOSINE-5'-TRIPHOSPHATE, 1 mM GUANOSINE-5'-DIPHOSPHATE, 58.1 % w/w Buffer	100% H2O	100 mM	7.4	1 atm	283	Bruker AVANCE NEO 600

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE III	850
2	Bruker	AVANCE NEO	600

NMR Refinement
Method	Details	Software
simulated annealing	torsion angle dynamics	X-PLOR NIH

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	22000
Conformers Submitted Total Number	22
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	TopSpin		Bruker Biospin
2	processing	TopSpin		Bruker Biospin
3	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
4	peak picking	CcpNmr Analysis		CCPN
5	chemical shift assignment	CcpNmr Analysis		CCPN
6	chemical shift calculation	TALOS-N		Cornilescu, Delaglio and Bax
7	structure calculation	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
8	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore

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.