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. Author manuscript; available in PMC: 2021 Nov 14.
Published in final edited form as: Chem Commun (Camb). 2020 Oct 15;56(88):13491–13505. doi: 10.1039/d0cc05899h

Table 6.

Thermodynamic parameters and binding affinity of Gal-AuNPs with PA-IL measured by ITC.57

graphic file with name nihms-1639314-t0013.jpg
Ligand Ka [106 M−1] Kd [μM] n [stoichiometry] ΔG [kJ mol−1] ΔH [kJmol−1] -TΔS [kJmol−1] β
2SAc (0.007 ± 0.001) 141 1[a] (−22.0 ±0.4) (−65±3) (43 ±3) 1
GNP-2 (0.17 ±0.03) 5.8 (1.2±0.2) (−29.9 ±0.4) (−37±7) (6.7 ±6.7) 24
GNP-3 (1.3 ±0.8) 0.76 (0.76±0.04) (−34 ±3) (−54±9) (20 ±12) 185
GNP-6 (20 ±2) 0.05 (2.1 ±0.6) (−41.7 ±0.3) (−18±5) (−23±5) 2824

n: Stoichiometry, refers to the number of Gal binding sites per PA-IL.