Name: 20S proteasome Inhibitors (IC50, Ki)
Creator: AAT Bioquest
License: https://www.aatbio.com/tou.html

20S proteasome Inhibitors (IC50, Ki)

Structure	Compound Name	Standard Type	Standard Values (in nM)
	Z-Leu-leu-leu-al	IC50	68.0 ^[1], 1400.0 ^[2], 4500.0 ^[3]
	Tyropeptin A	IC50	140.0 ^[1], 5000.0 ^[2], 68000.0 ^[3]
	(2S)-2-[[(2S)-3-(4-Methoxyphenyl)-2-[(2-naphthalen-1-ylacetyl)amino]propanoyl]amino]-N-[1-(4-methoxyphenyl)-3-oxopropan-2-yl]-3-methylbutanamide	IC50	27.0 ^[1], 100000.0 ^[2]
	(2S)-2-[[(2S)-3-(4-Hydroxyphenyl)-2-[(2-naphthalen-1-ylacetyl)amino]propanoyl]amino]-N-[1-(4-hydroxyphenyl)-3-oxopropan-2-yl]-3-methylbutanamide	IC50	7.0 ^[1], 1200.0 ^[2], 4900.0 ^[3]
	N-[(2S)-3-(4-Hydroxyphenyl)-1-[[(2S)-1-[[1-(4-hydroxyphenyl)-3-oxopropan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]hexanamide	IC50	37.0 ^[1], 2000.0 ^[2], 20000.0 ^[3]
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References

This online resource may be cited as follows

MLA	"Quest Database™ 20S proteasome Inhibitors (IC50, Ki)." AAT Bioquest, Inc., 9 Mar. 2026, https://www.aatbio.com/data-sets/20s-proteasome-inhibitors-ic50-ki.
APA	AAT Bioquest, Inc. (2026, March 9). Quest Database™ 20S proteasome Inhibitors (IC50, Ki). AAT Bioquest. https://www.aatbio.com/data-sets/20s-proteasome-inhibitors-ic50-ki.
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