psw=[[["Phe","Phe","Leu","Leu"],["Ser","Ser","Ser","Ser"],["Tyr","Tyr","X","X"],["Cys","Cys","X","Trp"]],
[["Leu","Leu","Leu","Leu"],["Pro","Pro","Pro","Pro"],["His","His","Gln","Gln"],["Arg","Arg","Arg","Arg"]],
[["Ile","Ile","Ile","Met"],["Thr","Thr","Thr","Thr"],["Asn","Asn","Lys","Lys"],["Ser","Ser","Arg","Arg"]],
[["Val","Val","Val","Val"],["Ala","Ala","Ala","Ala"],["Asp","Asp","Glu","Glu"],["Gly","Gly","Gly","Gly"]]]

am={"Gly":(2,5,1,2,0),"Ala":(3,7,1,2,0),"Cys":(3,7,1,2,1),"Ser":(3,7,1,3,0),"Asp":(4,7,1,4,0),
"Asn":(4,8,2,3,0),"Thr":(4,9,1,3,0),"Pro":(5,9,1,2,0),"Glu":(5,9,1,4,0),"Gln":(5,10,2,3,0),
"Val":(5,11,1,2,0),"Met":(5,11,1,2,1),"His":(6,9,3,2,0),"Leu":(6,13,1,2,0),"Ile":(6,13,1,2,0),
"Lys":(6,14,2,2,0),"Arg":(6,14,4,2,0),"Phe":(9,11,1,2,0),"Tyr":(9,11,1,3,0),"Trp":(11,12,2,2,0),"X":(0,2,0,1,0)}

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