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Evgeny Fadeev

508

karma

Registered user
real name	Evgeny
member since	Jun 29 '09 at 15:01
last seen	Dec 30 '11 at 10:17
location	Irvine, California, USA

I am manager of a Biomolecular Spectroscopy Facility at the University of California, Irvine.

Also I am the Principal Instigator of NMR Wiki dot org and of this very forum.

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81 Questions

2

Which Bruker HMBC program do you use?

hmbc bruker pulse-sequence

Oct 07 '11 at 20:40 nvgramosa 1

Software to create shaped pulse files from mathematical equation?

shaped-pulse software

Apr 19 '11 at 07:34 joshua hicks 1

Please suggest experiments that push the power limits of NMR probes

probe hardware performance arcing

Oct 22 '10 at 01:56 SankarampadiAravamudhan 91

What may cause lock level depend on pfgon setting in vnmr?

pfg hardware varian

Sep 28 '10 at 12:12 Jerry Hirschinger 86

What does ph2:r statement do in Bruker pulse programs

bruker pulse-sequence

Aug 06 '10 at 11:05 Pete Gierth 91

What is your test for the feasibility of protein structure determination?

protein sensitivity data-quality

Jul 21 '10 at 12:35 Ilango 161

How to determine E vz Z olefin isomer when proton resonances orverlap?

organic-chemistry olefin isomer

Jul 10 '10 at 08:07 Cleber Barreto 63

What is the definition of term Saturation and what are ways to achieve that state?

saturation concept

Apr 06 '10 at 20:44 Joseph DiVerdi 136

How to set up Gaussian pulse to satisfy desired bandwidth?

shaped-pulse calibration selective saturation

Apr 02 '10 at 13:15 Evgeny Fadeev 508●1

Is there a way to measure scalar coupling when lines are broad?

scalar-coupling

Mar 16 '10 at 14:59 jkurutz 101

What are the biggest differences in solving NMR structures of DNA or RNA vs. proteins?

structure nucleic-acid protein

Mar 08 '10 at 09:45 Evgeny Fadeev 508●1

How do you find incorrectly assigned NOE restraints?

nmr structure distance-restraint

Mar 02 '10 at 09:09 Evgeny Fadeev 508●1

Select a reasonable NOESY mixing time given MW, B, viscosity?

noesy experiment-setup

Feb 12 '10 at 12:32 Evgeny Fadeev 508●1

What is radiation damping?

learning signal-detection radiation-damping probe

Feb 08 '10 at 05:47 Kirk Marat 523

2

A puzzle about NMRPipe COADD with -time option.

nmrpipe data-processing software

Jan 15 '10 at 16:49 Evgeny Fadeev 508●1

Choice of method to calibrate decoupling pulse

calibration decoupling

Jan 06 '10 at 09:23 Kirk Marat 523

1

Diffusion constant range measurable by NMR?

diffusion pfg

Nov 02 '09 at 07:31 Adolfo Botana 91

1

Where to find technical information on Varian and Bruker data storage formats?

data-format varian bruker

Jul 25 '11 at 16:04 Suppawong Tuarob 1

How to fix the broad antiphase artifact after SOL function in nmrPipe?

nmrpipe data-processing artifact

Apr 26 '11 at 11:04 sekhar Talluri 526

How would you compare solving NMR structure of a smaller peptide vs that of globular protein?

peptide structure nmr liquids

Mar 17 '11 at 01:01 SankarampadiAravamudhan 91

When to label peptides and proteins and when not?

protein peptide isotope sample-preparation

Feb 02 '11 at 04:28 Paul Driscoll 81

How to check acquisition status of the NMR instrument remotely?

hardware

Dec 16 '10 at 03:13 renee 31

How to set up RAMA database restraints for NIH-XPLOR (for peptide NMR structure calculation)?

nih-xplor calculation

Nov 02 '10 at 15:18 Evgeny Fadeev 508●1

How to keep XPLOR structure calculation from exploding?

nih-xplor structure calculation

Nov 02 '10 at 11:57 Evgeny Fadeev 508●1

How to compile MOLMOL for Ubuntu10.x?

molmol ubuntu software

Oct 27 '10 at 19:01 newToNMR 33

Is it safe to do levitation demo with superconducting NMR magnets?

superconductivity demonstrations

Sep 28 '10 at 13:53 Jerry Hirschinger 86

How to determine physical orientation of X and Y shims?

shims hardware

Sep 13 '10 at 08:46 Jerry Hirschinger 86

How to process DOSY data in Mnova?

mnova dosy varian

Sep 09 '10 at 12:07 Evgeny Fadeev 508●1

How much benefit to expect from best NMR tubes?

nmr-tube

Sep 09 '10 at 08:31 sekhar Talluri 526

How many peaks should be in DOSY spectrum of D2O sample?

dosy d2o

Sep 02 '10 at 09:59 Adolfo Botana 91

How does removal and re-installation of probe affect shims?

hardware probe magnet shimming

Aug 24 '10 at 17:56 Hamish Grant 21

How to create synthetic FID data in either Bruker, Varian or JEOL?

data-processing raw-data data-format

Aug 24 '10 at 06:55 John Hollerton 86

Vnmr: What to do when explib command does not work?

vnmr varian

Aug 16 '10 at 09:52 georgeg 216

1

What is the optimal sample length with Shigemi tubes?

nmr-tube sample-preparation

Aug 15 '10 at 14:03 Charlie Fry 81

vconv - cannot open menu with too many items

vconv bruker xwinnmr

Aug 13 '10 at 13:33 Evgeny Fadeev 508●1

How do you port pulse sequences to different field strength?

pulse-sequence experiment-setup

Aug 07 '10 at 09:07 Kirk Marat 523

How to set up 15N direct detection on UnityInova?

varian hardware unity-inova 15N

Jul 30 '10 at 06:01 Andrew Fowler 61

Are hardcoded values in bruker pulse sequences overridable?

bruker pulse-programming

Jul 28 '10 at 02:07 Clemens Anklin 276

Which are better methods of water suppression at higher salt concentrations?

water-suppression salt liquids-nmr

Jul 26 '10 at 09:26 Evgeny Fadeev 508●1

What has been done with direct detection of Deuterium?

deuterium

Jul 25 '10 at 14:49 Evgeny Fadeev 508●1

What is the purpose of acqu and acqus files in Bruker setup?

bruker

Jul 23 '10 at 21:16 Clemens Anklin 276

What is the more effective method of water suppression for NOESY?

noesy solvent-suppression water-suppression

Jul 19 '10 at 08:53 georgeg 216

What does prosol relations statement do in Bruker pulse program code?

bruker pulse-sequence prosol lcnmr

Jul 16 '10 at 11:18 Ilango 161

Why is water suppression is harder to achieve in salty samples?

water-suppression salt

Jul 11 '10 at 02:44 sekhar Talluri 526

Is there a way to reduce on-carrier solvent artifact in States-TPPI?

solvent-suppression states-tppi water-suppression

Jul 10 '10 at 19:00 sekhar Talluri 526

Why this gradient shim map is jumpy at edges?

gradient-shimming shimming pfg varian gmapsys

Jul 03 '10 at 08:22 Kirk Marat 523

NMRPipe: Why Varian States-TPPI NMR data is to be processed with -yMode Complex?

varian states-tppi data-processing nmrpipe

Jun 06 '10 at 15:14 Clemens Anklin 276

Can adamantane condense in a rotor of a solids probe?

solid-state rotor stator

May 31 '10 at 06:25 Joseph DiVerdi 136

How to make single page plots of arbitrary size in SPARKY?

sparky data-presentation

May 27 '10 at 13:46 Evgeny Fadeev 508●1

Tool to extract NMR data in XY text file format?

data-manipulation software

May 17 '10 at 17:14 kiscs kiscs 21

How to best correlate Deuterium with other nuclei by NMR?

deuterium nmr

May 17 '10 at 16:43 kiscs kiscs 21

How to configure vnmr to save postscript files

vnmr data-manipulation postscript

May 13 '10 at 01:28 Gareth Morris 21

How to remove baseline DC offset in Bruker EMX EPR spectra?

epr hardware

May 12 '10 at 11:55 Alex Blumenfeld 11

How to assign (perturbed) resonances when structure is known?

structure resonance-assignment bio-molecules protein

Apr 25 '10 at 01:17 Aleksandr Yakimov 11

Using probe that started losing B1 strength or has longer 90 degree pulse

hardware probe arcing

Apr 19 '10 at 18:07 Joseph DiVerdi 136

How to explain binary-like pattern in the nutation curve in a simple 90 degree pulse calibration experiment?

calibration nutation pulse

Apr 15 '10 at 17:23 Joseph DiVerdi 136

How to set up EPR measurement at elevated temperatures?

epr variable-temperature hardware

Apr 14 '10 at 16:28 Evgeny Fadeev 508●1

How to open multiple pdb files with PyMol - all at once?

pymol structure-ensemble software

Apr 07 '10 at 13:00 Andrew Fowler 61

Is there a tool to manage NOE and other restraint lists for the structure calculations?

software distance-restraint nih-xplor structure wanted

Apr 02 '10 at 05:45 Ilango 161

Is value of default channel power ignored in Bruker systems for the shaped pulses?

bruker shaped-pulse

Mar 30 '10 at 19:11 Tony Bielecki 36

What NMR experiments can be used to detect hydrogen bonds?

hydrogen-bond nmr

Mar 29 '10 at 15:43 Evgeny Fadeev 508●1

How do you determine error on the peak position?

peak-picking data-analysis software

Mar 14 '10 at 08:46 sekhar Talluri 526

How should molecule flexibility affect NOE distance restraint calibration?

noesy calibration distance-restraint dynamics

Mar 13 '10 at 18:48 Evgeny Fadeev 508●1

How to process gNhsqc_IPAP.c data with nmrPipe?

nmrpipe interleaved-data varian data-processing software

Mar 03 '10 at 13:11 Evgeny Fadeev 508●1

How do you use PyMol to visualize structure bundles and related MR data?

pymol structure visualization software

Mar 02 '10 at 12:29 Evgeny Fadeev 508●1

Are there alternatives to MOLMOL for visualization of NMR structure ensemebles?

molmol structure visualization software

Mar 02 '10 at 08:05 Evgeny Fadeev 508●1

Anti-diagonal artefact in DQF COSY (Varian dqcosy.c)

varian pulse-sequence dqf-cosy liquids-nmr

Feb 26 '10 at 08:32 Evgeny Fadeev 508●1

Is it possible to run nmrPipe on Microsoft Windows?

nmrpipe software microsoft-windows

Feb 26 '10 at 04:54 uab_nmr 46

What software can do relaxation matrix analysis of NOE?

software relaxation-matrix simulation noesy

Feb 13 '10 at 12:43 sekhar Talluri 526

How to set NOESY mixing time in intermediate tumbling regime

noesy experiment-setup

Feb 13 '10 at 12:00 sekhar Talluri 526

Is it possible to record EPR in THF (tetrahydrofuran) at -78C ?

epr tetrahydrofuran bruker

Feb 12 '10 at 15:52 Evgeny Fadeev 508●1

How do modern pulse sequences battle radiation damping?

pulse-sequence radiation-damping

Feb 11 '10 at 10:00 sekhar Talluri 526

How well should one shim for solution Bio-NMR?

lineshape shimming performance

Feb 11 '10 at 09:01 sekhar Talluri 526

How to display NMR structure of molecule with non-standard residues?

software molecular-graphics structure molmol

Feb 02 '10 at 08:59 Evgeny Fadeev 508●1

1

Absorption of RF energy quantum and change of the nucleus spin state

theory learning quantum-mechanics

Jan 26 '10 at 13:42 Evgeny Fadeev 508●1

1

How to set up wet4 parameters in vnmr (wetgCOSY, for example)?

varian water-suppression wet liquids-nmr

Jan 22 '10 at 12:26 Evgeny Fadeev 508●1

How to use network analyzer or oscilloscope to tune and match NMR probe?

hardware probe frequency-analyzer probe-tune-match

Jan 14 '10 at 11:51 Kirk Marat 523

vnmr shapelib and wavelib directories - why there are two?

vnmr varian

Dec 10 '09 at 13:39 georgeg 216

Natrual line-width of 1H, 13C, 15N, 31P nuclei in biomolecules.

line-width bio-molecules physics

Nov 26 '09 at 12:01 Evgeny Fadeev 508●1

How do you prepare images for poster size prints of NMR spectra?

data-presentation

Jul 08 '09 at 09:42 krestenb 16

1

An accurate way to calibrate gradients?

pfg calibration

Jul 01 '09 at 09:35 Adolfo Botana 91

76 Answers

Gradshimau

NMR resonance Lock (one comment)

Low resolution of pepitde samples

software for 1D-2D spectra assignment for small molecules

Downfield carbon paired with a upfield proton

data processing (3 comments)

assignment of 12 kd protein (2 comments)

Basics of filtered NOE experiment

HCCH-Tocsy connectivities (4 comments)

COSY NMR limitations in the OsH-CH-CH chain

MatNMR for a 2D Spectrum (one comment)

Correct mathematical formulas of the important window functions (one comment)

Does anyone know something about paramagnetic relaxation enhancement (PRE)?

Where is the Commenting Tool?

Problem reading and transforming vendor data using C++/Qt (7 comments)

Setting up J-HMBC experiment (hmbcetgpjcl2nd) (3 comments)

Is there software to draw NMR pulse sequences? (one comment)

Why RF irradiation will damage amplifier? (2 comments)

How to set up Gaussian pulse to satisfy desired bandwidth?

Where can I find information about the basics of Solid State NMR Pulse Sequences?

Please suggest model proteins and peptides for NMR

NMR of proteins

finding sample data for practicing 2D 1H assignment

Looking for hsqc-based ZZ exchange bruker pulse program (one comment)

Distinguish between protonation and conformational change?

Pureshift and Pureshift oneshot download problem

Might anyone donate a lower end NMR instrument?

converting pdb to cyana library file

processing varian data in topspin? (one comment)

Internal referencing in direct and indirect dimensions using guanidinium (3 comments)

Is it possible to keep increment time as zero in 2D?

How to keep XPLOR structure calculation from exploding?

NOESY peak signs

what is different between nmrpipe and topspin softwares

Best pulse sequence for HSQC in Guanidine-HCl

gradient shim map question

How to process and analyze serial 1D data nmrPipe?

Processing 1D FID of ethanol exported from spinworks (4 comments)

How to convert Xplor distance restraint to Amber?

Aromatic sidechain assignment pulse sequences for Varian?

Chemical Potential By NMR

How to run 2D ROCSA spectrum only with imaginary on Varian?

How to process DOSY data in Mnova?

Different proton Carrier frequencies (one comment)

Varian Biopack pulse sequences for intermolecular NOEs

MODULE for RDC

What software can copy peak assignments for 2D T1 and T2 relaxation rate data analysis? (one comment)

benefits of higher field strength/ cryoprobe

Aromatic shift or Hydrogen bond what are max and typical values

Will intermediate exchange give poor half filtered NOE

Looking for sample spectra....

How does pipe estimates Haight and DHeight?

Chemical shift and spin rate

Why chiral(-*C-)centre attached Ethylene(-CH2-)group splits into two separate protons(or)peaks ?

Limit Testing by NMR? (one comment)

Why are my acetic acid-d4 solvent peaks off from the expected ppm value? (2 comments)

Are there ways to explain magnetic-field dependent chemical shift? (one comment)

Software to model a 9-mer peptide that binds divalent metals and may oligomerize?

Is there a script that converts Sparky .list files to XPLOR input format?

How do you calculate the % or degree of acrylation of a polymer using integrated NMR peaks?

How to fix error code 9 when running modelfree? (2 comments)

Are there tools that automate obtaining RDC values and accuracy from NMR data? (3 comments)

Varian data storage: Float vs INT ? (2 comments)

gNhsqc_IPAP RDC data processing

How do you find incorrectly assigned NOE restraints? (one comment)

How to translate Bruker shaped pulse statements to Varian?

Anti-diagonal artefact in DQF COSY (Varian dqcosy.c)

How to display NMR structure of molecule with non-standard residues?

What is the correct way to label a multiplet?

Long BioPack calibration run time

1H-NMR-spektrum for CAS: 1792-81-0 HEEEELP

Helium recovery system

Saturation Transfer Difference NMR with satxfer_dpfgse

Software to calculate chemical exchange lineshape

Magnetic resonance energy units

useful commands in sparky

466 Votes

466

0

50 Tags

bruker × 13
varian × 22
software × 22
protein × 9
pulse-sequence × 13
noesy × 8
data-processing × 8
nmrpipe × 9
nmr × 5
structure × 10

hardware × 10
solid-state × 3
relaxation × 2
shaped-pulse × 4
calibration × 7
experiment-setup × 5
peptide × 5
pulse-programming × 3
chemical-exchange × 3
data-format × 6

learning × 5
probe × 5
rdc × 4
vnmr × 5
1H-NMR × 1
nih-xplor × 5
shimming × 4
topspin × 1
13C-NMR × 1
2D × 4

distance-restraint × 4
liquids-nmr × 4
peak-integration × 1
peak-picking × 4
scalar-coupling × 2
water-suppression × 5
artifact × 1
biopack × 2
chemicalshift × 1
complex × 2

data-presentation × 3
deuterium × 2
dosy × 2
gradient-shimming × 3
paramagnetic × 1
pfg × 4
processing × 1
saturation-transfer × 1
analysis × 1
aromatic × 2

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