8FA3

Structure of N-terminal of Schistosoma japonicum asparaginyl-tRNA synthetase

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D 1H-13C NOESY aliphatic	0.1 mM [U-100% 13C; U-100% 15N] N-terminal tRNA synthetase	90% PBS/10%D2O	PBS	7.1	AMBIENT	298	Bruker AVANCE 900
2	3D 1H-13C NOESY aromatic	0.1 mM [U-100% 13C; U-100% 15N] N-terminal tRNA synthetase	90% PBS/10%D2O	PBS	7.1	AMBIENT	298	Bruker AVANCE 900
3	3D 1H-15N NOESY	0.1 mM [U-100% 13C; U-100% 15N] N-terminal tRNA synthetase	90% PBS/10%D2O	PBS	7.1	AMBIENT	298	Bruker AVANCE 900
4	3D HNCACB	0.1 mM [U-100% 13C; U-100% 15N] N-terminal tRNA synthetase	90% PBS/10%D2O	PBS	7.1	AMBIENT	298	Bruker AVANCE 900
5	3D CBCA(CO)NH	0.1 mM [U-100% 13C; U-100% 15N] N-terminal tRNA synthetase	90% PBS/10%D2O	PBS	7.1	AMBIENT	298	Bruker AVANCE 900
6	3D HNCO	0.1 mM [U-100% 13C; U-100% 15N] N-terminal tRNA synthetase	90% PBS/10%D2O	PBS	7.1	AMBIENT	298	Bruker AVANCE 900
7	3D HBHA(CO)NH	0.1 mM [U-100% 13C; U-100% 15N] N-terminal tRNA synthetase	90% PBS/10%D2O	PBS	7.1	AMBIENT	298	Bruker AVANCE 900
8	3D H(CCO)NH	0.1 mM [U-100% 13C; U-100% 15N] N-terminal tRNA synthetase	90% PBS/10%D2O	PBS	7.1	AMBIENT	298	Bruker AVANCE 900
9	2D 1H-15N HSQC	0.1 mM [U-100% 13C; U-100% 15N] N-terminal tRNA synthetase	90% PBS/10%D2O	PBS	7.1	AMBIENT	298	Bruker AVANCE 900

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	900

NMR Refinement
Method	Details	Software
simulated annealing		CNS

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	50
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	TopSpin		Bruker Biospin
3	chemical shift assignment	CcpNmr Analysis		CCPN
4	refinement	CNS		Brunger, Adams, Clore, Gros, Nilges and Read
5	structure calculation	CYANA		Guntert, Mumenthaler and Wuthrich