2MPX

Three-dimensional structure of CAP-GLY DOMAIN ASSEMBLED ON MICROTUBULES DETERMINED BY MAS NMR SPECTROSCOPY

SOLID-STATE NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D CORD	1.4-2.0 mg [U-100% 13C; U-100% 15N] CAP-Gly, 5 mg Bovine Alpha Tubulin, 5 mg Bovine Beta Tubulin, 5 uM Taxol, 1 mM GTP, <1 mM GDP-6	100% H2O	0.0737	6.0	ambient	244
2	2D CORD	1.4-2.0 mg [U-100% 13C; U-100% 15N] CAP-Gly, 5 mg Bovine Alpha Tubulin, 5 mg Bovine Beta Tubulin, 5 uM Taxol, 1 mM GTP, <1 mM GDP-6	100% H2O	0.0737	6.0	ambient	244
3	2D CORD	1.4-2.0 mg [U-100% 13C; U-100% 15N] CAP-Gly, 5 mg Bovine Alpha Tubulin, 5 mg Bovine Beta Tubulin, 5 uM Taxol, 1 mM GTP, <1 mM GDP-6	100% H2O	0.0737	6.0	ambient	244
4	2D NCACX	1.4-2.0 mg [U-100% 13C; U-100% 15N] CAP-Gly, 5 mg Bovine Alpha Tubulin, 5 mg Bovine Beta Tubulin, 5 uM Taxol, 1 mM GTP, <1 mM GDP-6	100% H2O	0.0737	6.0	ambient	244
5	2D NCACX	1.4-2.0 mg [1,3-13C]-glucose; U-100% 15N CAP-Gly, 5 mg Bovine Alpha Tubulin, 5 mg Bovine Beta Tubulin, 5 uM Taxol, 1 mM GTP, <1 mM GDP	100% H2O	0.0737	6.0	ambient	244
6	2D PAIN-CP	1.4-2.0 mg [2-13C]-glucose; U-100% 15N CAP-Gly, 5 mg Bovine Alpha Tubulin, 5 mg Bovine Beta Tubulin, 5 uM Taxol, 1 mM GTP-11, <1 mM GDP	100% H2O	0.0737	6.0	ambient	244
7	2D NCOCX	1.4-2.0 mg [U-100% 13C; U-100% 15N] CAP-Gly, 5 mg Bovine Alpha Tubulin, 5 mg Bovine Beta Tubulin, 5 uM Taxol, 1 mM GTP, <1 mM GDP-6	100% H2O	0.0737	6.0	ambient	244
8	3D NCACX	1.4-2.0 mg [U-100% 13C; U-100% 15N] CAP-Gly, 5 mg Bovine Alpha Tubulin, 5 mg Bovine Beta Tubulin, 5 uM Taxol, 1 mM GTP, <1 mM GDP-6	100% H2O	0.0737	6.0	ambient	244
9	3D NCOCX	1.4-2.0 mg [U-100% 13C; U-100% 15N] CAP-Gly, 5 mg Bovine Alpha Tubulin, 5 mg Bovine Beta Tubulin, 5 uM Taxol, 1 mM GTP, <1 mM GDP-6	100% H2O	0.0737	6.0	ambient	244

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	850

NMR Refinement
Method	Details	Software
simulated annealing, torsion angle dynamics		NMRPipe

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	500
Conformers Submitted Total Number	10
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
2	chemical shift assignment	Sparky		Goddard
3	peak picking	Sparky		Goddard
4	torsion angle prediction	TALOS	TALOS+	Yang Shen, Frank Delaglio, Gabriel Cornilescu, and Ad Bax
5	structure solution	X-PLOR NIH	2.35	Schwieters, Kuszewski, Tjandra and Clore
6	refinement	X-PLOR NIH	2.35	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.