#pdbid|chain|is S/K-not|(slip)knot types;
5xq0;A;S;-3.1
5u8r;A;S;-3.1
5u8r;A;S;-3.1
6f3a;Y;S;-3.1
6f3a;Y;S;-3.1
6f3a;Y;S;-3.1
6f3a;Y;S;-3.1
5bt1;A;S;-3.1