Date published: 2025-12-5

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LAP3 Inhibitors

LAP3 inhibitors encompass a range of compounds that interact with the enzyme or the metabolic pathways related to its function. These inhibitors typically work by directly competing with natural substrates of LAP3 or by modifying the intracellular environment in a way that affects LAP3 activiity. Inhibitors are competitive inhibitors that directly bind to the active site of LAP3, preventing the enzyme from interacting with its substrates. These molecules exhibit structures that resemble the amino-terminal residues of peptides, which LAP3 normally cleaves. By occupying the active site, they prevent LAP3 from processing its natural substrates. Similarly, Tosedostat, PAQ-22, and Probestin are inhibitors that act on metalloenzymes, including aminopeptidases, thereby reducing the activity of LAP3. Probestin, although lacking a CAS number, is known to share functional similarity with Bestatin, targeting aminopeptidase activity. Actinonin, another antibiotic that functions as an aminopeptidase inhibitor, also diminishes LAP3 activity by preventing the enzyme from cleaving peptides. The chemical class of LAP3 inhibitors is diverse,including competitive inhibitors that mimic natural substrates, proteasome inhibitors that modulate the concentration of intracellular peptides, and various other compounds that act on the aminopeptidases or the metabolic pathways associated with protein turnover. These inhibitors play a role in the regulation of LAP3 by either directly competing with LAP3s substrates or altering the cellular environment in a manner that impacts the enzyme's activity.

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Items 1 to 10 of 11 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Amastatin hydrochloride

100938-10-1sc-202051
sc-202051A
1 mg
5 mg
$72.00
$214.00
3
(1)

Amastatin hydrochloride functions as a potent inhibitor of aminopeptidases, showcasing a unique ability to bind selectively to the enzyme's active site. Its structural conformation allows for specific interactions with substrate recognition sites, enhancing its inhibitory efficacy. The compound's kinetic profile reveals a rapid association and a slower dissociation rate, contributing to prolonged enzyme inhibition. Additionally, its solubility characteristics facilitate effective distribution in various biochemical contexts, impacting its interaction with target enzymes.

Bestatin hydrochloride

65391-42-6sc-200564
sc-200564A
sc-200564B
5 mg
25 mg
500 mg
$106.00
$352.00
$1132.00
1
(1)

Bestatin hydrochloride acts as a selective inhibitor of leucine aminopeptidase 3 (LAP3), demonstrating a unique affinity for the enzyme's catalytic site. Its molecular structure enables precise interactions with key residues, influencing substrate binding dynamics. The compound exhibits a distinctive reaction kinetics profile, characterized by a fast initial binding phase followed by a gradual stabilization, which enhances its inhibitory potential. Furthermore, its hydrophilic nature promotes effective solvation, optimizing its interaction with LAP3 in diverse biochemical environments.

Bestatin

58970-76-6sc-202975
10 mg
$128.00
19
(3)

Inhibits aminopeptidases, potentially reducing LAP3 activity by preventing the cleavage of amino-terminal residues from peptides.

Di-p-toluoyl-L-tartaric acid monohydrate

71607-32-4sc-337657
sc-337657A
25 g
100 g
$39.00
$99.00
(0)

Functions as an aminopeptidase inhibitor, which can inhibit LAP3 by blocking the hydrolysis of amino acid residues from peptides.

MG-132 [Z-Leu- Leu-Leu-CHO]

133407-82-6sc-201270
sc-201270A
sc-201270B
5 mg
25 mg
100 mg
$56.00
$260.00
$980.00
163
(3)

A proteasome inhibitor that can increase intracellular peptide levels, potentially decreasing LAP3 activity due to feedback inhibition.

Lactacystin

133343-34-7sc-3575
sc-3575A
200 µg
1 mg
$165.00
$575.00
60
(2)

Another proteasome inhibitor that, by increasing peptide concentrations, can lead to reduced LAP3 activity by a similar mechanism as MG132.

CHR 2797

238750-77-1sc-285285
sc-285285A
1 mg
10 mg
$119.00
$255.00
(1)

A metalloenzyme inhibitor that inhibits aminopeptidases, which may reduce LAP3 activity.

LY411575

209984-57-6sc-364529
sc-364529A
10 mg
50 mg
$194.00
$464.00
6
(1)

A selective aminopeptidase inhibitor that can inhibit LAP3 by blocking the processing of peptide substrates.

4-Guanidinobutyric acid

463-00-3sc-252156
sc-252156A
1 g
5 g
$66.00
$260.00
(1)

Competes with substrates for LAP3 binding, potentially inhibiting LAP3 activity by preventing substrate interaction.

Actinonin

13434-13-4sc-201289
sc-201289B
5 mg
10 mg
$160.00
$319.00
3
(1)

An antibiotic that inhibits various aminopeptidases and can decrease LAP3 activity by preventing peptide cleavage.