{

public static void main (String args[]) throws Exception

{

System.out.println("Enter the amino acid code : ");

char one_letter_code = (char)System.in.read();

boolean validation;

aadict a = new aadict();

validation = a.validate(one_letter_code);

if(validation)

a.code(one_letter_code);

else

System.out.println("Invalid amino acid single-letter code.");

}

void code(char x)

{

switch(x)

{

case 'A':

System.out.println("Alanine.");

break;

case 'C':

System.out.println("Cysteine.");

break;

case 'D':

System.out.println("Aspartate.");

break;

case 'E':

System.out.println("Glutamate.");

break;

case 'F':

System.out.println("Phenylalanine.");

break;

case 'G':

System.out.println("Glycine.");

break;

case 'H':

System.out.println("Histidine.");

break;

case 'I':

System.out.println("Isoleucine.");

break;

case 'K':

System.out.println("Lysine.");

break;

case 'L':

System.out.println("Leucine.");

break;

case 'M':

System.out.println("Methionine.");

break;

case 'N':

System.out.println("Asparagine.");

break;

case 'P':

System.out.println("Proline.");

break;

case 'R':

System.out.println("Arginine.");

break;

case 'S':

System.out.println("Serine.");

break;

case 'T':

System.out.println("Threonine.");

break;

case 'V':

System.out.println("Valine.");

break;

case 'W':

System.out.println("Tryptophan.");

break;

case 'Y':

System.out.println("Tyrosine.");

break;

case 'Q':

System.out.println("Glutamine.");

break;

default:

break;

}

}

boolean validate(char x)

{

if (x == 'B' || x == 'J' || x == 'O' || x == 'U' || x == 'X' || x == 'Z')

return false;

else

return true;

}