amino-acid-composition - report amino acid composition

amino-acid-composition  reports  on the amino acid composition of protein sequences (one case-insensitive
       letter per residue) it reads from standard input.  For each line of input, it writes on standard output a
       26-line tab-delimited report using three-letter symbols, in the form
              AlanArgnAspn
              ...    ...
              ValnXlenXxxn

NCBI                                               2017-01-24                          AMINO-ACID-COMPOSITION(1)

       amino-acid-composition - report amino acid composition

amino-acid-composition