title: Isolation of 1-carboxymethylnicotinic acid from the marine sponge anthosigmella cf. raromicrosclera As a cysteine protease inhibitor1
abstract: 1-Carboxymethylnicotinic acid (1) has been isolated from a marine sponge Anthosigmella cf. raromicrosclera as a cysteine protease inhibitor. The structure was elucidated by spectral data and chemical synthesis.
authors.affiliation: Laboratory of Aquatic Natural Products Chemistry, Graduate School of Agricultural and Life Sciences, The University of Tokyo, Bunkyo-ku, Tokyo 113-8657, Japan.
authors.initials: S
authors.lastname: Matsunaga
authors.initials: T
authors.lastname: Kamimura
authors.initials: N
authors.lastname: Fusetani