// Трёхбуквенные-однобуквенные аминокислотные последовательности.
three = new Array("ala","cys","asp","glu","phe","gly","his","ile","lys","leu","met","asn","pro","gln","arg","ser","thr","val","trp","tyr","***","end");
threelett = new Array("Ala","Cys","Asp","Glu","Phe","Gly","His","Ile","Lys","Leu","Met","Asn","Pro","Gln","Arg","Ser","Thr","Val","Trp","Tyr","***","End");
onelett = new Array("a","c","d","e","f","g","h","i","k","l","m","n","p","q","r","s","t","v","w","y","*","*");
weight = new Array(71.08,103.14,115.09,129.12,147.18,57.06,137.15,113.17,128.18,113.17,131.21,114.11,97.12,128.41,156.20,87.08,101.11,99.14,186.21,163.18,0,0);
function split(x,n)
{
var y = "";
var str = x.length/n;
for (var i = 0; i < str; i++) {
y =y + x.substring(i*n,n+i*n) + "
";
}
return y;
}
function one_three()
{
// забираем значения, заданные в форме
name_seq = document.fthree_one.s_name.value;
str = document.fthree_one.str.value;
var nl = parseFloat(document.fthree_one.nl.value);
if(isNaN(nl)){alert(alt17_01); document.rand_seq.nl.focus(); return true;};
nl = Math.floor(Math.abs(nl));
document.fthree_one.nl.value = nl;
// приводим "str" к стандартному виду который будет называться "aseq"
aseq = ""
aseq = aseq.replace(/\W/g,"");
aseq = str.toLowerCase()+"*";
aseq = aseq.replace(/\*+/g,"*");
aseq = aseq.replace(/[^acdefghiklmnpqrstvwy*]/g,"");
laseq = aseq.length;
three_seq = "";
m=0;
i = 0;
while(i Protein sequence conversion (one to three letter code. ");
id.focus();
// выводим последовательность
if(document.fthree_one.meth0.checked)
{
if(document.fthree_one.meth1.checked)
{
aseq = aseq.toUpperCase();
}
aseq = split(aseq, nl);
id.document.write("One letter sequence:
");
id.document.write("> ");
id.document.write(name_seq);
id.document.write(" ");
id.document.write(laseq-1);
id.document.write(" aminoacids; Mw=");
id.document.write(m);
id.document.write("Da
");
id.document.write(aseq);
id.document.write("
");
}
id.document.write("Three letter sequence:
");
id.document.write("> ");
id.document.write(name_seq);
id.document.write(" ");
id.document.write(laseq-1);
id.document.write(" aminoacids; Mw=");
id.document.write(m);
id.document.write("Da
");
id.document.write(three_seq);
id.document.write("
");
// закрываем окно
id.document.write("