HRMAS: calibrating 15N pulse using hsqc is more efficient due to shorter sample T2


A.G. Palmer III, J. Cavanagh, P.E. Wright & M. Rance, J. Magn. Reson. 93, 151-170 (1991) L.E. Kay, P. Keifer & T. Saarinen, J. Am. Chem. Soc. 114, 10663-5 (1992) (]( J. Schleucher, M. Schwendinger, M. Sattler, P. Schmidt, O. Schedletzky, S.J. Glaser, O.W. Sorensen & C. Griesinger, J. Biomol. NMR 4, 301-306 (1994) [] S. Grzesiek & A. Bax, J. Am. Chem. Soc. 115, 12593-12594 (1993)


p41 = 180deg for NULL signal to calibrate. QSIN apodization (because of EA) DS>=2 for water suppression


The experiments were performed with a precipitated 2F-2H, U-13C/15N KcsA, LPR =1, 9:1 DOPE-DOPS D2O citrate buffer pH 3.5

Processing and analysis

Pulse Sequence and Parameter Set