Date published: 2026-4-1

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V3R 2 Inhibitors

Chemical inhibitors of V3R 2 can interact with the protein in various ways to impede its function. Benzamidine and Phenylmethylsulfonyl fluoride (PMSF) both target serine residues which are crucial for the protease activity of V3R 2. Benzamidine operates by binding to the serine residue within the active site, thus stalling the protein's ability to cleave peptide bonds. PMSF, on the other hand, irreversibly modifies the serine residue, which not only prevents substrate binding but also permanently halts receptor activation. Similarly, Aprotinin impedes the serine protease function of V3R 2 by forming reversible complexes with the protein, thereby denying substrate access to the active site. Leupeptin also exhibits a reversible inhibition mechanism but acts on both serine and cysteine proteases. If V3R 2 relies on these amino acids for its activity, leupeptin would bind to the active sites and obstruct the protein's function.

In the case of V3R 2 requiring metal ions for its structural integrity or catalytic activity, chelating agents like EDTA and 1,10-Phenanthroline can lead to inhibition. EDTA removes essential divalent cations, destabilizing the protein structure or altering its active site architecture. 1,10-Phenanthroline similarly chelates metal ions, which is particularly effective if V3R 2 falls under the category of metalloproteins. For proteins with a mechanism akin to cysteine proteases, E-64 would bind covalently to the active site cysteine, blocking the protein's functionality. Further, if V3R 2 is similar to aspartic proteases, Pepstatin A would inhibit it by tightly associating with the active site and preventing proteolytic activity. For inhibition related to peptide bond cleavage, Bestatin would hinder aminopeptidase-like activity by reversible binding, while Chymostatin would target chymotrypsin-like serine protease activity by binding to the active site. Lastly, for proteins regulated by dipeptidyl peptidase or metalloprotease activity, Diprotin A and Phosphoramidon would obstruct V3R 2 by preventing dipeptides' cleavage from polypeptide chains and inhibiting necessary proteolytic cleavage, respectively.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Benzamidine

618-39-3sc-233933
10 g
$292.00
1
(0)

Benzamidine is a known serine protease inhibitor that can inhibit V3R 2 by blocking the serine residue in the active site of the protein, thus preventing the cleavage of peptide bonds which is essential for the protein's function.

Phenylmethylsulfonyl Fluoride

329-98-6sc-3597
sc-3597A
1 g
100 g
$50.00
$697.00
92
(1)

PMSF irreversibly inhibits serine proteases, and if V3R 2 has a serine protease-like mechanism, it would inhibit its function by covalently modifying the serine residue in the active site, preventing substrate binding and subsequent receptor activation.

E-64

66701-25-5sc-201276
sc-201276A
sc-201276B
5 mg
25 mg
250 mg
$281.00
$947.00
$1574.00
14
(0)

E-64 is an irreversible cysteine protease inhibitor, and if V3R 2 utilizes cysteine residues for its activity, it would inhibit this protein by covalently binding to the cysteine in the active site, thus blocking the protein's functional activity.

Leupeptin hemisulfate

103476-89-7sc-295358
sc-295358A
sc-295358D
sc-295358E
sc-295358B
sc-295358C
5 mg
25 mg
50 mg
100 mg
500 mg
10 mg
$73.00
$148.00
$316.00
$499.00
$1427.00
$101.00
19
(3)

Leupeptin is a reversible inhibitor of serine and cysteine proteases; if V3R 2 is functionally dependent on these proteases, it would inhibit the protein by binding to the active sites, preventing its function.

Aprotinin

9087-70-1sc-3595
sc-3595A
sc-3595B
10 mg
100 mg
1 g
$112.00
$408.00
$3000.00
51
(2)

Aprotinin is a small protein protease inhibitor that can inhibit serine proteases. If V3R 2 has a serine protease activity, it would inhibit the protein by forming reversible stoichiometric complexes with it, which prevents substrate access to the active site.

1,10-Phenanthroline

66-71-7sc-255888
sc-255888A
2.5 g
5 g
$23.00
$32.00
(0)

1,10-Phenanthroline is a metalloprotease inhibitor that chelates metal ions necessary for enzymatic activity. If V3R 2 is a metalloprotein, it would inhibit the protein by chelating these ions, thus preventing the protein's catalytic activity.

Bestatin

58970-76-6sc-202975
10 mg
$131.00
19
(3)

Bestatin is an inhibitor of aminopeptidases and if V3R 2 has aminopeptidase-like activity, it would inhibit the protein by reversibly binding to its active site, blocking the cleavage of amino-terminal amino acids from peptide substrates.

Diprotin A

90614-48-5sc-497890
5 mg
$292.00
(0)

Diprotin A inhibits dipeptidyl peptidase IV, and if V3R 2 has similar activity or regulation by dipeptidyl peptidases, it would inhibit the protein by preventing the cleavage of dipeptides from the N-terminus of polypeptide chains.

Phosphoramidon

119942-99-3sc-201283
sc-201283A
5 mg
25 mg
$199.00
$632.00
8
(1)

Phosphoramidon is an inhibitor of metalloproteases. If V3R 2 is regulated or activated by metalloprotease activity, it would inhibit the protein by preventing the proteolytic cleavage necessary for its activation or function.

Chymostatin

9076-44-2sc-202541
sc-202541A
sc-202541B
sc-202541C
sc-202541D
5 mg
10 mg
25 mg
50 mg
100 mg
$156.00
$260.00
$640.00
$1186.00
$2270.00
3
(1)

Chymostatin is a chymotrypsin-like serine protease inhibitor. If V3R 2 possesses or is activated by chymotrypsin-like proteolytic activity, it would inhibit the protein by binding to the active site, preventing the hydrolysis of peptide bonds essential for its function.