#pdbid|chain|deposition date|is S/K-not|(slip)knot types; 5tdg|A|2018-09-13|S|+3.1; 5c6b|F|2018-09-12|S|+3.1; 5c69|A|2018-09-12|S|+3.1; 4zyp|A|2015-07-29|S|+3.1;