8C18

Solution structure of carotenoid-binding protein AstaPo1 in complex with astaxanthin

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D HNCA	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	298	Bruker AVANCE III 800
15	2D 1H-13C HSQC aliphatic	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	298	Bruker AVANCE III 800
16	2D 1H-15N HSQC	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	298	Bruker AVANCE III 800
17	2D 1H-13C HSQC aromatic	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	298	Bruker AVANCE III 800
2	3D HN(CO)CA	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	298	Bruker AVANCE III 800
3	3D CBCA(CO)NH	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	298	Bruker AVANCE III 800
4	3D HNHB	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	313	Bruker AVANCE III 800
18	2D 1H-13C HSQC aliphatic	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	313	Bruker AVANCE III 800
19	2D 1H-15N HSQC	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	313	Bruker AVANCE III 800
20	2D 1H-13C HSQC aromatic	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	313	Bruker AVANCE III 800
23	2D 1H-13C HSQC aliphatic	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	313	Bruker AVANCE III 600
22	2D 1H-15N HSQC	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	313	Bruker AVANCE III 600
21	2D 1H-13C HSQC aromatic	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	313	Bruker AVANCE III 600
5	3D HNCO	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	298	Bruker AVANCE III 600
6	3D 1H-15N NOESY	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	298	Bruker AVANCE III 600
7	3D 1H-13C NOESY	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	298	Bruker AVANCE III 600
8	3D HN(CA)CO	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	298	Bruker AVANCE III 600
9	3D HNCACB	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	298	Bruker AVANCE III 600
10	3D HCCH-TOCSY	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	298	Bruker AVANCE III 600
27	3D HCCH-COSY	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	298	Bruker AVANCE III 600
26	2D 1H-13C HSQC aliphatic	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	313	Bruker AVANCE III 600
25	2D 1H-15N HSQC	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	313	Bruker AVANCE III 600
24	2D 1H-13C HSQC aromatic	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	313	Bruker AVANCE III 600
11	3D 1H-13C NOESY	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	313	Bruker AVANCE III 600
12	3D HCCH-TOCSY	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	313	Bruker AVANCE III 600
13	3D 1H-15N NOESY	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	313	Bruker AVANCE III 600
14	3D HNCO	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	313	Bruker AVANCE III 600
28	3D HCCH-COSY	150 mM sodium chloride, 50 mM TRIS, 0.02 % w/v sodium azide, 250 uM [U-100% 13C; U-100% 15N] AstaPo1, 250 uM Astaxanthin	95% H2O/5% D2O	200 mM	7.0	1 atm	313	Bruker AVANCE III 600

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE III	600
2	Bruker	AVANCE III	800

NMR Refinement
Method	Details	Software
torsion angle dynamics		CYANA

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations
Conformers Calculated Total Number	200
Conformers Submitted Total Number	20
Representative Model	1 (fewest violations)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	CYANA	3.98.13	Guntert, Mumenthaler and Wuthrich
2	structure calculation	CYANA	3.98.13	Guntert, Mumenthaler and Wuthrich
3	chemical shift assignment	CARA		Keller and Wuthrich
4	peak picking	CARA		Keller and Wuthrich
5	processing	qMDD		Mayzel, Kazimierczuk, Orekhov
6	processing	TopSpin		Bruker Biospin
7	data analysis	TALOS-N		Cornilescu, Bax
8	data analysis	MOLMOL		Koradi, Billeter and Wuthrich
9	data analysis	PyMOL		Schrodinger, Inc.

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 R01GM133198.

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8C18

Solution structure of carotenoid-binding protein AstaPo1 in complex with astaxanthin