title: A cyclic heptapeptide from Vaccaria segetalis.
abstract: A new cyclic heptapeptide, segetalin E, cyclo(-Gly-Tyr-Val-Pro-Leu-Trp-Pro-), has been isolated from the seeds of Vaccaria segetalis and the structure elucidated by extensive two-dimensional NMR methods and chemical degradation.
authors.affiliation: Department of Pharamacognosy, School of Pharmacy, Tokyo University of Pharmacy and Life Science, Japan.
authors.forename: H
authors.initials: H
authors.lastname: Morita
authors.forename: Y S
authors.initials: YS
authors.lastname: Yun
authors.forename: K
authors.initials: K
authors.lastname: Takeya
authors.forename: H
authors.initials: H
authors.lastname: Itokawa
authors.forename: O
authors.initials: O
authors.lastname: Shirota
mesh_terms: D000595:Amino Acid Sequence; D009682:Magnetic Resonance Spectroscopy; D008969:Molecular Sequence Data; D015394:Molecular Structure; D010456:Peptides, Cyclic / Q000737:chemistry* / Q000302:isolation & purification; D010946:Plants, Medicinal; D012639:Seeds; D013053:Spectrophotometry
chemical_list: D010456:Peptides, Cyclic; C100500:segetalin E