Synthesis of novel vitamin K2 analogues with modification at the Ω-terminal position and their biological evaluation as potent steroid and xenobiotic receptor (SXR) agonists

Yoshitomo Suhara, Masato Watanabe, Kimie Nakagawa, Akimori Wada, Yoichi Ito, Kazuyoshi Takeda, Kazuhiko Takahashi, Toshio Okano

Research output: Contribution to journalArticlepeer-review

11 Citations (Scopus)

Abstract

Vitamin K2 is a ligand for a nuclear receptor, steroid and xenobiotic receptor (SXR), that induces the gene expressions of CYP3A4. We synthesized vitamin K2 analogues with hydroxyl or phenyl groups at the Ω-terminal of the side chain. The up-regulation of SXR-mediated transcription of the target gene by the analogues was dependent on the length of the side chain and the hydrophobicity of the Ω-terminal residues. Phenyl analogue menaquinone-3 was as active as the known SXR ligand rifampicin.

Original languageEnglish
Pages (from-to)4269-4273
Number of pages5
JournalJournal of Medicinal Chemistry
Volume54
Issue number12
DOIs
Publication statusPublished - 2011 Jun 23
Externally publishedYes

ASJC Scopus subject areas

  • Molecular Medicine
  • Drug Discovery

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