6GFT

Antinociceptive evaluation of cyriotoxin-1a, the first toxin purified from Cyriopagopus schioedtei spider venom

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H TOCSY	6 mg/mL unlabeled cyriotoxin-1a	90% H2O/10% D2O	50 mM	5.0	1 bar	305	Bruker AVANCE 700
2	2D DQF-COSY	6 mg/mL unlabeled cyriotoxin-1a	90% H2O/10% D2O	50 mM	5.0	1 bar	305	Bruker AVANCE 700
3	2D NOESY	6 mg/mL unlabeled cyriotoxin-1a	90% H2O/10% D2O	50 mM	5.0	1 bar	305	Bruker AVANCE 700
4	2D 1H-15N HSQC	6 mg/mL unlabeled cyriotoxin-1a	90% H2O/10% D2O	50 mM	5.0	1 bar	305	Bruker AVANCE 700
5	2D 1H-13C HSQC	6 mg/mL unlabeled cyriotoxin-1a	90% H2O/10% D2O	50 mM	5.0	1 bar	305	Bruker AVANCE III 500

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	700
2	Bruker	AVANCE III	500

NMR Refinement
Method	Details	Software
molecular dynamics	SYBYL2.1.1	SYBYL

NMR Ensemble Information
Conformer Selection Criteria	all calculated structures submitted
Conformers Calculated Total Number	20
Conformers Submitted Total Number	20
Representative Model	1 (fewest violations)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	chemical shift assignment	TopSpin	3.2	Bruker Biospin
2	structure calculation	SYBYL	2.1.1	Tripos