FTase Inhibitor I

Modify Date: 2025-09-03 07:56:06

FTase Inhibitor I Structure
FTase Inhibitor I structure
Common Name FTase Inhibitor I
CAS Number 149759-96-6 Molecular Weight 470.69
Density 1.161g/cm3 Boiling Point 716.1ºC at 760mmHg
Molecular Formula C22H38N4O3S2 Melting Point N/A
MSDS Chinese USA Flash Point 386.9ºC

 Use of FTase Inhibitor I


Ftase inhibitor I (B581) is a potent, selective and peptidomimetic farnesyl transferase (FTase) inhibitor. Ftase inhibitor I shows selectivity for FTase over geranylgeranyl isoprenoid (Ras-GG) or the fatty acid myristate (Myr-Ras)[1].

 Names

Name b 581
Synonym More Synonyms

 FTase Inhibitor I Biological Activity

Description Ftase inhibitor I (B581) is a potent, selective and peptidomimetic farnesyl transferase (FTase) inhibitor. Ftase inhibitor I shows selectivity for FTase over geranylgeranyl isoprenoid (Ras-GG) or the fatty acid myristate (Myr-Ras)[1].
Related Catalog
In Vitro Ftase inhibitor I (B581) inhibits the ability of only Ras-F-transformed cells, but not geranylgeranyl isoprenoid (Ras-GG) or the fatty acid myristate (Myr-Ras)- (or Raf-) transformed cells, to grow in soft agar[1].
References

[1]. A D Cox, et al. The CAAX peptidomimetic compound B581 specifically blocks farnesylated, but not geranylgeranylated or myristylated, oncogenic ras signaling and transformation. J Biol Chem. 1994 Jul 29;269(30):19203-6.

 Chemical & Physical Properties

Density 1.161g/cm3
Boiling Point 716.1ºC at 760mmHg
Molecular Formula C22H38N4O3S2
Molecular Weight 470.69
Flash Point 386.9ºC
Exact Mass 470.23900
PSA 180.58000
LogP 3.25410
Appearance of Characters solid | white
Vapour Pressure 1.6E-21mmHg at 25°C
Index of Refraction 1.566
Storage condition −20°C
Water Solubility H2O: soluble

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Safety Phrases S22-S24/25
RIDADR NONH for all modes of transport
WGK Germany 3

 Articles8

More Articles
[Anti tumor activity of farnesyl transferase inhibitor].

Gan To Kagaku Ryoho. 24(2) , 145-55, (1997)

Posttranslational farnesylation by farnesyltransferase (FTase) is critical for the function of ras oncogene product and FTase has attracted attention as the new target of anticancer agents. B956 and B...

Bcl-2 differentially targets K-, N-, and H-Ras to mitochondria in IL-2 supplemented or deprived cells: implications in prevention of apoptosis.

Oncogene 18(35) , 4930-9, (1999)

IL-2 deprivation triggers apoptosis in the murine T cell line TS1alphabeta, a process that can be blocked by overexpression of Bcl-2. Here we show that Bcl-2 and Ras proteins interact in mitochondria ...

Peptidomimetic inhibitors of Ras farnesylation and function in whole cells.

J. Biol. Chem. 268(25) , 18415-8, (1993)

The ras protooncogene is involved in regulation of cell growth. Mutations that activate the protein result in uncontrolled cell growth. Ras undergoes a series of posttranslational processing events, t...

 Synonyms

(2S)-2-[[(2S)-2-[[(2S)-2-[[(2R)-2-amino-3-sulfanylpropyl]amino]-3-methylbutyl]amino]-3-phenylpropanoyl]amino]-4-methylsulfanylbutanoic acid
B581
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