Protein Information

Name protein phosphatase 2A (protein family or complex)
Synonyms PP2A; PPP2; PPP2A; protein phosphatase 2; protein phosphatase 2A

Compound Information

Name endothal
CAS 7-oxabicyclo[2.2.1]heptane-2,3-dicarboxylic acid

Reference List

PubMed Abstract RScore(About this table)
10658599 Laidley CW, Dauben WG, Guo ZR, Lam JY, Casida JE: 2-Carboxymethylendothal analogues as affinity probes for stabilized protein phosphatase 2A. Bioorg Med Chem. 1999 Dec;7(12):2937-44.

Endothal (1diacid) and [3H] cantharidic acid ([3H] CA) bind with high affinity to the catalytic subunit of protein phosphatase 2A (PP2A).
82(1,1,1,2) Details
8924598 Mahajna M, Quistad GB, Casida JE: Retro-Diels-Alder reaction: possible involvement in the metabolic activation of 7-oxabicyclo [2.2.1] hepta-2 (3),5 (6)-diene-2,3-dicarboxylates and a phosphonate analog. Chem Res Toxicol. 1996 Jan-Feb;9(1):241-6.

The toxicity of the herbicide endothal (exo,exo-7-oxabicyclo [2.2.1] heptane-2,3-dicarboxylic acid) to mice (ip LD50 = 14 mg/kg) is attributed to the inhibition of protein phosphatase 2A (PP2A) at the cantharidin binding site.
81(1,1,1,1) Details