aaf: Compute the Frequency of Each Amino Acid in Each Species
Description
Computes the frequency of each amino acid in each species.
Usage
aaf(data)
Arguments
data
input data must be a dataframe (see details).
Value
A dataframe providing amino acid frequencies en the set of species. Rows correspond amino acids and columns to species.
Details
Input data must be a dataframe where each row corresponds to an individual protein, and each column identifies a species. Therefore, the columns' names of this dataframe must be coherent with the names of the OTUs being analyzed.