2KJL

NMR structures of a designed Cyanovirin-N homolog lectin; LKAMG

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 15N-1H HSQC	0.5 mM [U-100% 15N] LKAMG	20mM sodium phosphate buffer, 0.02% sodium azide, 90% H2O, 10% D2O	0	6.0	ambient	298
2	3D CBCANH	1.2 mM [U-100% 13C; U-100% 15N] LKAMG	20mM sodium phosphate buffer, 0.02% sodium azide, 90% H2O, 10% D2O	0	6.0	ambient	298
3	3D CBCA(CO)NH	1.2 mM [U-100% 13C; U-100% 15N] LKAMG	20mM sodium phosphate buffer, 0.02% sodium azide, 90% H2O, 10% D2O	0	6.0	ambient	298
4	3D HCCH-TOCSY	1.2 mM [U-100% 13C; U-100% 15N] LKAMG	20mM sodium phosphate buffer, 0.02% sodium azide, 90% H2O, 10% D2O	0	6.0	ambient	298
5	3D H(c)CH-NH TOCSY	1.2 mM [U-100% 13C; U-100% 15N] LKAMG	20mM sodium phosphate buffer, 0.02% sodium azide, 90% H2O, 10% D2O	0	6.0	ambient	298
6	(h)CCH-NH TOCSY	1.2 mM [U-100% 13C; U-100% 15N] LKAMG	20mM sodium phosphate buffer, 0.02% sodium azide, 90% H2O, 10% D2O	0	6.0	ambient	298
7	3D HBHA(CO)NH	1.2 mM [U-100% 13C; U-100% 15N] LKAMG	20mM sodium phosphate buffer, 0.02% sodium azide, 90% H2O, 10% D2O	0	6.0	ambient	298
8	3D simultaneous 15N/13C NOESY-HSQC	1.2 mM [U-100% 13C; U-100% 15N] LKAMG	20mM sodium phosphate buffer, 0.02% sodium azide, 90% H2O, 10% D2O	0	6.0	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	700
2	Bruker	AVANCE	800
3	Bruker	AVANCE	600

NMR Refinement
Method	Details	Software
CNS simulated annealing		CNS

NMR Ensemble Information
Conformer Selection Criteria	30 structures with lowest energy
Conformers Calculated Total Number	800
Conformers Submitted Total Number	30
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	CNS	1.1	Brunger A. T. et.al.
2	automatic noe calibration	CYANA	2.1	Guntert, Mumenthaler and Wuthrich
3	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
4	data analysis	TALOS		Cornilescu, Delaglio and Bax