Date published: 2025-10-25

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MRP-L32 Inhibitors

Chemical inhibitors of mitochondrial ribosomal protein L32 (MRP-L32) can affect the protein's role in mitochondrial protein synthesis through various mechanisms. Chloramphenicol, thiamphenicol, and linezolid are known to target the peptidyl transferase center of mitochondrial ribosomes, which is crucial for the formation of peptide bonds between amino acids during the translation process. By binding to this center, these inhibitors can prevent the ribosome from performing its essential function, which includes the participation of MRP-L32 in the synthesis of proteins within the mitochondria. This action directly affects the ability of MRP-L32 to contribute to the production of proteins that are necessary for mitochondrial function. Furthermore, other antibiotics such as tetracycline, doxycycline, minocycline, and tigecycline can bind to the 30S subunit of ribosomes and have a similar effect on the mitochondrial ribosomes, which could inhibit the protein synthesis machinery involving MRP-L32. Similarly, macrolides like azithromycin, clarithromycin, and erythromycin, which are known to bind to the bacterial ribosome, also have the capacity to interact with mitochondrial ribosomes, leading to an inhibition of the protein synthesis process that MRP-L32 is a part of. Clindamycin, targeting the 50S subunit of bacterial ribosomes, can extend its inhibitory action to the mitochondrial counterparts, thereby affecting MRP-L32's role. These chemical inhibitors interfere with the normal function of MRP-L32 within the mitochondria, which is pivotal for the synthesis of proteins that the mitochondria require to maintain their vital functions.
Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Chloramphenicol

56-75-7sc-3594
25 g
$53.00
10
(1)

Inhibits mitochondrial protein synthesis by binding to the peptidyl transferase center of the mitochondrial ribosome, where MRP-L32 is a component. By directly inhibiting the ribosomal function, it prevents MRP-L32 from performing its role in mitochondrial protein synthesis.

Tetracycline

60-54-8sc-205858
sc-205858A
sc-205858B
sc-205858C
sc-205858D
10 g
25 g
100 g
500 g
1 kg
$62.00
$92.00
$265.00
$409.00
$622.00
6
(1)

Known to bind to the 30S subunit of bacterial ribosomes and can also affect mitochondrial ribosomes. Its binding action could inhibit the protein synthesis machinery where MRP-L32 functions, thereby inhibiting its activity.

Doxycycline-d6

564-25-0 unlabeledsc-218274
1 mg
$16500.00
(0)

A tetracycline antibiotic that can inhibit mitochondrial protein synthesis. Since MRP-L32 is a mitochondrial ribosomal protein, doxycycline's action in inhibiting the mitochondrial ribosome would inhibit the function of MRP-L32.

Azithromycin

83905-01-5sc-254949
sc-254949A
sc-254949B
sc-254949C
sc-254949D
25 mg
50 mg
500 mg
1 g
5 g
$51.00
$101.00
$255.00
$357.00
$714.00
17
(1)

While primarily targeting bacterial ribosomes, azithromycin has been shown to affect mitochondrial ribosome function. Since MRP-L32 is a component of the mitochondrial ribosome, its function would be inhibited by the action of azithromycin.

Clarithromycin

81103-11-9sc-205634
sc-205634A
100 mg
250 mg
$75.00
$120.00
1
(1)

An antibiotic that can bind to the peptidyl transferase loop of ribosomal RNA, potentially inhibiting mitochondrial ribosomes as well. This action would inhibit the function of mitochondrial ribosomal proteins, including MRP-L32.

Erythromycin

114-07-8sc-204742
sc-204742A
sc-204742B
sc-204742C
5 g
25 g
100 g
1 kg
$56.00
$240.00
$815.00
$1305.00
4
(3)

Known to bind to ribosomes and inhibit protein synthesis. Although it mainly targets bacterial ribosomes, cross-reaction with mitochondrial ribosomes can occur, inhibiting the function of MRP-L32 as part of the mitochondrial protein synthesis apparatus.

Tigecycline

220620-09-7sc-394197
sc-394197A
5 mg
25 mg
$186.00
$439.00
1
(1)

A tetracycline derivative that inhibits protein synthesis by binding to the 30S ribosomal subunit. If it affects mitochondrial ribosomes, it would inhibit the synthesis of mitochondrial proteins, which includes the function of MRP-L32.

Clindamycin

18323-44-9sc-337636A
sc-337636B
sc-337636C
sc-337636
25 mg
50 mg
100 mg
1 g
$153.00
$367.00
$561.00
$809.00
2
(0)

Binds to the 50S subunit of bacterial ribosomes and may similarly affect mitochondrial ribosomes, potentially inhibiting the protein synthesis process in which MRP-L32 is involved.