2OQ9

Structure of the non-canonical Mcol5 of Hydra nematocysts

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	4 mM peptide; 95% H2O, 5% D2O	95% H2O/5% D2O	10 mM	4.5	ambient	288
2	2D NOESY	4 mM peptide; 95% H2O, 5% D2O	95% H2O/5% D2O	10 mM	4.5	ambient	288
3	HSQC	4 mM peptide; 95% H2O, 5% D2O	95% H2O/5% D2O	10 mM	4.5	ambient	288
4	IPAP	3 mM peptide, 10 mg/ml Pf1 phage; 95% H2O, 5% D2O	95% H2O/5% D2O	55 mM	5.5	ambient	288

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

NMR Refinement
Method	Details	Software
simulated annealing	use of RDCs with the ISAC procedure, no a priori knowledge of the alignment tensor	CNS

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	10
Representative Model	1 (lowest energy)

Additional NMR Experimental Information
Details	This structure was determined using standard 2D homonuclear and weak alignment techniques.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	CNS	1.0	Brunger A. T. et al
2	processing	NMRPipe	2.1	Delaglio et al
3	data analysis	PIPP	4.3.2	Garrett
4	collection	XwinNMR	3.5	Bruker
5	refinement	CNS	1.0	Brunger A. T. et al