Jomthonic acids B and C, two new modified amino acids from Streptomyces sp.
Linkai Yu1, Tsutomu Oikawa2, Shigeru Kitani3, Takuya Nihira3,4, Baatar Bayanmunkh4, Watanalai Panbangred4,5 and Yasuhiro Igarashi1
1Biotechnology Research Center, Toyama Prefectural University, 5180 Kurokawa, Imizu, Toyama 939-0398, Japan; 2School of Nutrition and Dietetics, Kanagawa University of Human Services, 1-10-1 Heisei-cho, Yokosuka, Kanagawa 238-8566, Japan; 3International Center for Biotechnology, Osaka University, Suita, Osaka 565-0871, Japan; 4Mahidol University and Osaka University Collaborative Research Center on Bioscience and Biotechnology, Bangkok 10400, Thailand; 5Department of Biotechnology, Faculty of Science, Mahidol University, Bankok 10400, Thailand
Page 2 S1. 1H NMR spectrum of jomthonic acid B (2) in CDCl3.
Page 3 S2. 13C NMR spectrum of jomthonic acid B (2) in CDCl3.
Page 4 S3. 1H NMR spectrum of jomthonic acid C (3) in CDCl3.
Page 5 S4. 13C NMR spectrum of jomthonic acid C (3) in CDCl3.
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