perthi02 {ade4} | R Documentation

## Contingency Table with a partition in Molecular Biology

### Description

This data set gives the amino acids of 904 proteins distributed in three classes.

### Usage

    data(perthi02)

### Format

`perthi02` is a list of 2 components.

tab
  is a data frame 904 rows (proteins of 201 species) 20 columns (amino acids).
cla
  is a factor of 3 classes of protein

The levels of `perthi02$cla` are `cyto` (cytoplasmic proteins) `memb` (integral membran proteins) `peri` (periplasmic proteins)

### Source

Perriere, G. and Thioulouse, J. (2002) Use of Correspondence Discriminant Analysis to predict the subcellular location of bacterial proteins. Computer Methods and Programs in Biomedicine, 70, 2, 99–105.

### Examples

    data(perthi02)
    plot(discrimin.coa(perthi02$tab, perthi02$cla, scan = FALSE))

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