Date published: 2026-3-3

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eIF4G Inhibitors

eIF4G inhibitors belong to a specific chemical class of compounds designed to modulate the activity of eukaryotic translation initiation factor 4G (eIF4G), a critical protein involved in the initiation of protein synthesis in eukaryotic cells. eIF4G plays a central role in the assembly of the eIF4F complex, which recruits the small ribosomal subunit to the mRNA's 5' cap structure, facilitating the initiation of translation. By interacting with other initiation factors and components of the translation machinery, eIF4G helps ensure efficient and accurate protein synthesis. eIF4G inhibitors are carefully designed molecules that target eIF4G's function and disrupts its interactions with other cellular components, ultimately influencing the initiation of protein synthesis. The development of eIF4G inhibitors is grounded in a comprehensive understanding of the structural and functional features of eIF4G and its significance in protein synthesis. These inhibitors are typically synthesized using advanced chemical techniques, guided by insights from molecular and cellular biology. By specifically targeting eIF4G, they offer the possibility of probing the intricate mechanisms that govern translation initiation, shedding light on the fundamental processes that underlie protein synthesis. Utilizing eIF4G inhibitors provides researchers with a tool to unravel the complexities of translation regulation and explore the ways in which disruptions to this process might impact cellular physiology and contribute to various biological phenomena.
Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

eIF4E/eIF4G Interaction Inhibitor, 4EGI-1

315706-13-9sc-202597
10 mg
$265.00
14
(1)

This small molecule inhibits the interaction between EIF4E and EIF4G, disrupting the formation of the eIF4F complex and preventing translation initiation

Silvestrol

697235-38-4sc-507504
1 mg
$920.00
(0)

Silvestrol selectively inhibits eIF4A, preventing it from unwinding structured mRNA, thus disrupting translation initiation and protein synthesis

4E1RCat

328998-25-0sc-361085
sc-361085A
10 mg
50 mg
$193.00
$813.00
(0)

This compound interferes with the interaction between EIF4E and EIF4G, preventing the assembly of the eIF4F complex and inhibiting translation initiation

ISRIB

1597403-47-8sc-488404
10 mg
$300.00
1
(0)

While not a direct EIF4G inhibitor, ISRIB indirectly affects EIF4G by blocking eIF2B-mediated translation control, leading to enhanced translation of stress-response mRNAs

CGP 57380

522629-08-9sc-202993
5 mg
$172.00
6
(1)

Although primarily known as a Raf kinase inhibitor, CGP57380 also disrupts the eIF4E/eIF4G interaction, thereby inhibiting translation initiation

Tomatidine hydrochloride

6192-62-7sc-200931
25 mg
$67.00
1
(1)

Tomatidine interferes with the interaction between EIF4E and EIF4G, hampering assembly of the eIF4F complex and translation initiation

Eeyarestatin I

412960-54-4sc-358130B
sc-358130
sc-358130A
sc-358130C
sc-358130D
sc-358130E
5 mg
10 mg
25 mg
50 mg
100 mg
500 mg
$114.00
$203.00
$354.00
$697.00
$1363.00
$5836.00
12
(1)

Eeyarestatin I targets EIF4G1 and inhibits its interaction with other translation initiation factors, leading to the inhibition of cap-dependent translation.