multiplePeaks {MetaNetwork} | R Documentation |
Example of the Multiple Peaks report that relates metabolites represented
by multiple mass peaks (because of isotopic or differential charges) for
peaks2
example data set using information from traits2
.
This report can be produced
by functions findMultiplePeaks
or MetaNetwork
.
> data(multiplePeaks) > multiplePeaks[1:5,]
cluster | peak1 | mz1 | peak2 | mz2 | corrCoef | massDiff | massRatio | relationship |
1 | LCavg.1539 | 378 | LCavg.1538 | 377 | 0.9998261 | 1 | 1.0 | isotope |
2 | LCavg.1570 | 424 | LCavg.1566 | 423 | 0.9989359 | 1 | 1.0 | isotope |
3 | LCavg.1610 | 436 | LCavg.1596 | 873 | 0.9912291 | -437 | 0.5 | diffCharged |
4 | LCavg.1611 | 437 | LCavg.1610 | 436 | 0.9612162 | 1 | 1.0 | isotope |
5 | LCavg.1612 | 438 | LCavg.1596 | 873 | 0.9513867 | -435 | 0.5 | diffCharged |
data(multiplePeaks)
A data frame.
Jingyuan Fu <j.fu@rug.nl>, Morris Swertz <m.a.swertz@rug.nl>, Ritsert Jansen <r.c.jansen@rug.nl>
Keurentjes JJB, FU J, de vos CHR, Lommen A, Hall RD, Bino RJ, van der Plas LHW, Jansen RC, Vreugdenhil D and Koornneef M. The genetics of plant metabolism. Nature Genetics (2006) 7: 842-849.
Fu J, Swertz MA, Keurentjes JJB, Jansen RC. MetaNetwork: a computational tool for the genetic study of metabolism. Nature Protocols (2007).
http://gbic.biol.rug.nl/supplementary/2007/MetaNetwork
Use findMultiplePeaks
to generate multiplePeaks
.
Use MetaNetwork
to produce this dataset as part a genetic
analysis protocol on metabolites.