A cyclic heptapeptide from Vaccaria segetalis.
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.
Morita
H
H
Department of Pharamacognosy, School of Pharmacy, Tokyo University of Pharmacy and Life Science, Japan.
Yun
Y S
YS
Takeya
K
K
Itokawa
H
H
Shirota
O
O
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
D010456:Peptides, Cyclic; C100500:segetalin E