Fig. 6. Design of selected SLs described and reference values for binding constants. (a) Tris(heme) SL based on a C3 phenyl core. Adapted with permission from ref. 96. Copyright 2009 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim. (b) Thermoresponsive heme SL with rigid stilbene or azobenzene tethers. (c) A tetra-galactosylated glycocluster with increased binding affinity to lectin A. (d) Bifunctional SLs with rhodamine B and different sugar moieties. (e) SL based on biotin and biotin derivatives. (f) CB[8] SLs with Phe-Gly-Gly or synthetic chemical ligands for ternary complex formation.