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. Author manuscript; available in PMC: 2021 Mar 20.
Published in final edited form as: ACS Chem Biol. 2020 Jan 28;15(3):751–757. doi: 10.1021/acschembio.9b00992

Table 3:

Potency of compounds for select serine proteases following 30 minute incubations

IC50 values (nM) with 95% Confidence Interval Values
Name (Analog Number) Elastase Chymotrypsin Trypsin Proteinase K
Tutuilamide A (1) 1.18 (0.33 – 1.97) 1014 (853.0 –1227) >20,000 103.7 (84.6 – 129.2)
Tutuilamide B (2) 2.05 (1.68 – 2.46) 576.6 (447.0 – 767.3) >20,000 87.6 (65.2 – 122.2)
Tutuilamide C (3) 4.93 (2.72 – 7.48) 542.0 (445.0 – 671.2) >20,000 >5,000
Lyngbyastatin 7 11.50 (9.25 – 14.28) Not Done Not Done 1574 (806.0 to >5,000)
Symplostatin 2 5.41 (4.30 – 6.69) Not Done Not Done 216.5 (155.2 – 326.0)
Tutuilamide A-linear (5) 3,080 (2371 – 4248) Not Done Not Done >5,000
Tutuilamide A-methyl (6) 1.83 (1.56 – 2.12) Not Done Not Done 98.6 (94.4 – 100.1)