;noeprtpxcpd.mck ;2D homonuclear correlation via dipolar coupling ;dipolar coupling may be due to noe or chemical exchange. ;phase sensitive using TPPI ;with presaturation during relaxation delay and mixing time ;modified 12/13/94 mck from noesyprtp to include X nucleus decoupling ;works! #include #include 1 ze 2 d11 3 d12 pl9:f1 d1 cw:f1 d13 do:f1 d12 pl1:f1 d12 pl2:f2 p1 ph1 d0 (p4 ph8):f2 d0 p1 ph2 d12 pl9:f1 d8 cw:f1 d13 do:f1 d12 pl1:f1 d12 pl12:f2 p1 ph3 go=2 ph31 cpd2:f2 d11 do:f2 wr #0 if #0 id0 ip1 zd lo to 3 times td1 exit ph1=0 2 ph2=0 0 0 0 0 0 0 0 2 2 2 2 2 2 2 2 ph3=0 0 2 2 1 1 3 3 ph31=0 2 2 0 1 3 3 1 2 0 0 2 3 1 1 3 ph8=0 ;pl1 : f1 channel - power level for pulse (default) ;pl9 : f1 channel - power level for presaturation ;pl2 : f2 channel - power level for hard 180 X pulse ;pl12: f2 channel - power level for cpd X decoupling ;p1 : f1 channel - 90 degree high power pulse ;p4 : f2 channel 180 high power pulse ;d0 : incremented delay (2D) [3 usec] ;d1 : relaxation delay; 1-5 * T1 ;d8 : mixing time ;d11: delay for disk I/O [30 msec] ;d12: delay for power switching [20 usec] ;d13: short delay [3 usec] ;in0: 1/(4 * SW) =1/2 * DW ;nd0: 4 ;NS: 8 * n ;DS: 16 ;td1: number of experiments ;cpdprog2: e.g. waltz16 ;MC2: TPPI