Cat. No. 3515
Alternative Names: Depsipeptide, FR 901228, Romidepsin
Chemical Name: Cyclo[(2Z)-2-amino-2-butenoyl-L-val
Biological ActivityPotent and selective inhibitor of class I histone deacetylases (HDACs) (IC50 values are 36, 47, 510 and 14,000 nM for HDAC1, HDAC2, HDAC4 and HDAC6 respectively). Exhibits cytotoxicity against various human tumor cell lines; also exhibits antitumor activity against human tumor xenografts.
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
Certificate of Analysis / Product Datasheet / Safety Datasheet
Matsubara et al (2009) Involvement of extracellular signal-regulated kinase activation in human osteosarcoma cell resistance to the histone deacetylase inhibitor FK228 [(1S,4S,7Z,10S,16E,21R)-7-ethylidene-4,21-bis(propan-2-yl)-2-oxa-12,13-dithia-5,8,20,23-tetraazabicyclo[8.7.6]tricos-16-ene-3,6,9,19,22-pentone]. J.Pharmacol.Exp.Ther. 328 839. PMID: 19073909.
Sasakawa et al (2003) Effects of FK228, a novel histone deacetylase inhibitor, on tumor growth and expression of p21 and c-myc genes in vivo. Cancer Lett. 195 161. PMID: 12767524.
Furumai et al (2002) FK228 (depsipeptide) as a natural prodrug that inhibits class I histone deacetylases. Cancer Res. 62 4916. PMID: 12208741.
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Citations are publications that use Tocris products. Selected citations for FK 228 include:
Fukuda et al (2015) Class I histone deacetylase inhibitors inhibit the retention of BRCA1 and 53BP1 at the site of DNA damage. J Pharmacol Exp Ther 106 1050. PMID: 26053117.
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Keywords: FK 228, supplier, FK228, antitumour, antitumor, HDAC, histone, deacetylases, class, I, HDAC1, HDAC2, inhibitors, inhibits, anticancer, FR, 109228, FR109228, Depsipeptide, Romidepsin, Tocris Bioscience, Histone Deacetylase Inhibitor products