2-Iodoacetamide是一种常用的烷基化剂，主要用于蛋白质组学中的半胱氨酸烷基化，帮助进行详细的蛋白质分析和研究。

Atazanavir Sulfate is a protease inhibitor used as an antiretroviral medication to treat and prevent HIV/AIDS.

Nafamostat mesylate is a synthetic inhibitor of serine protease with anticoagulant activity.

Bestatin is a competitive and specific inhibitor of leucine aminopeptidase, aminopeptidase B, and triamino peptidase.

AEBSF HCl is a irreversible inhibitor of proteases like chymotrypsin, kallikrein, plasmin, thrombin, and trypsin.

Gabexate mesylate could inhibit trypsin, plasmin, plasma kallikrein and thrombin with IC50s of 9.4 μM, 30 μM, 41 μM and 110 μM. It has certain anticoagulant effect.

Limonin is a naturally occuring furanolactone which can inhibit the HIV-1 replication.

Atazanavir is a protease inhibitor used as an antiretroviral medication to treat and prevent HIV/AIDS.

MG-132 is an inhibitor of proteasome (IC50 = 100 nM) and calpain (IC50 = 1.2 nM).

Nelfinavir Mesylate (AG 1343 Mesylate) 是一种高效、口服可用的HIV-1蛋白酶抑制剂（Ki=2 nM），用于HIV感染，还具有广谱抗癌作用。

Ilomastat(GM6001) 是一种高效的广谱基质金属蛋白酶 (MMP) 抑制剂，对 MMP-1、MMP-2、MMP-3 和 MMP-9 的 IC50 值分别为 1.5 nM、1.1 nM、1.9 nM 和 0.5 nM，对人皮肤成纤维细胞胶原酶 (MMP-1) 的 Ki 为 0.4 nM。

Pepstatin A是一种由放线菌产生的特异性、口服活性的天冬氨酸蛋白酶抑制剂，对血红蛋白-胃蛋白酶的 IC50 为 4.5 nM，对血红蛋白-脯氨酸蛋白酶的 IC50 为 6.2 nM，对酪蛋白-胃蛋白酶的 IC50 为 150 nM，对酪蛋白-脯氨酸蛋白酶的 IC50 为 290 nM，对酪蛋白-酸蛋白酶的 IC50 为 520 nM，对血红蛋白-酸蛋白酶的 IC50 为 260 nM。Pepstatin 还抑制 HIV 蛋白酶。

Camostat mesylate is a trypsin-like protease inhibitor, inhibits airway epithelial sodium channel (ENaC) function with IC50 of 50 nM, less potent to trypsin, prostasin and matriptase.

Sivelestat sodium is a competitive inhibitor of human neutrophil elastase (IC50 = 44 nM; Ki=200 nM); also inhibits leukocyte elastase obtained from rabbit, rat, hamster and mouse.

Aprotinin is an inhibitor of serine protease which can inhibit trypsin and chymotrypsin with Ki values of 0.06 pM and 9 nM.

E-64d（E64d）是一种细胞可渗透、不可逆的广谱半胱氨酸蛋白酶抑制剂，对MERS-CoV具有入侵阻断作用。

Benzamidine hydrochloride is an reversible competitive inhibitor of trypsin-like serine proteases, with Kis of 97 µM, 21 µM, 20 µM and 110 µM for uPA, trypsin, tryptase and factor Xa, respectively.

PMSF is a non-selective serine/cysteine protease inhibitor, also blocks anandamide metabolism.

Ritonavir is both an HIV protease inhibitor and a Cytochrome P450 3A inhibitor.