Unanswered questions

varian-topspin conversion processing artifacts?

1 0 6k
answers votes views
I have been using topspin to process data recorded on a varian magnet, when processing a 13C-HSQC I noticed one of my pe...
Posted: Thomas Garner 81 / Updated: bernie o'hare 111 Aug 06 '11 at 10:22

1,n-ADEQUATE setup

2 1 8k
answers votes views
I need to measure the 4-bond coupling into a group of unassigned quaternary carbons. I would like to use the 1,n-ADEQUAT...
Posted: Bowling 11 / Updated: Hessen 1 Jan 31 '15 at 13:56

Varian Gemini 300 Transmitter Board Indicator Lights

1 0 4k
answers votes views
I am having problems with a Varian Gemini 300 console. During the troubleshooting process, I noticed that the number of...
Posted: nz402 1 / Updated: cal carpenter 11 Jul 23 '11 at 10:15

NMR Lock signal

1 0 5k
answers votes views
THis is my lock signal....what is up with it, and what do I do? https://picasaweb.google.com/113100759436397078363/LockS...
Updated: Jonathon Knight 1 Jul 25 '11 at 05:47

What is the violation statistics best practice?

1 1 4k
answers votes views
I am wondering whether anyone knows if there is an established "best practice" on how many restraint violations (distanc...
Posted: Sally 11 / Updated: Yoan Monneau 136 Jul 20 '11 at 03:44

Looking for hsqc-based ZZ exchange bruker pulse program

1 1 6k
answers votes views
hi nmrwikier ! Anyone know if the hsqc-based zz exchange pulse prog developed by Farrow et al. (1994) is available on s...
Updated: Yoan Monneau 136 Jul 07 '11 at 03:21

c13 filter noesy experment for homodimer protein

1 0 4k
answers votes views
Dear NMR wikiers I would like to take c13 filter noesy experment ( this experment explore residues of the interface of...
Updated: sri 71 Jul 05 '11 at 10:56

exporting part of data to excel, origin

1 0 5k
answers votes views
Hi, i'm new in TopSpin and i am blocked by a simple (i thinks) problem. I have a 1D specrtrum and i would like to export...
Posted: Assma El 1 / Updated: TJCarruthers 31 Aug 14 '11 at 20:57

peak missing in nh hsqc protein nmr

4 0 19556
answers votes views
Dear NMR wikiers I am assigning 95 aminoacid residue protein . I can see 76 cross peaks in N H HSQC on 700 vnmr cryob ...
Updated: sri 71 Aug 25 '11 at 00:05

NMR spectrometer Block diagram drawing

0 0 9k
answers votes views
What is the best program (recommended freeware) for drawing NMR spectrometer rf components (block diagram)? I now that t...
Posted: mustafa 1 / Updated: Jerry Hirschinger 199 Aug 22 '11 at 06:28
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