#pdbid|chain|deposition date|is S/K-not|(slip)knot types; 3bjx|A|2018-09-13|K|+3.1 4.1 +6.1; 3wj8|A|2014-08-13|K|+6.1 +6.1 4.1 +3.1; 4n2x|A|2014-08-13|K|+6.1 +6.1 4.1 +3.1;