title: Calafianin, a bromotyrosine derivative from the marine sponge Aplysina gerardogreeni.
abstract: Calafianin (1) and two known compounds, aerothionin and (3, 5-dibromo-2-hydroxy-4-methoxyphenyl)acetic acid, were isolated from the marine sponge Aplysina gerardogreeni. The structure of 1 was determined by NMR analysis and mass spectrometry.
authors.affiliation: Departamento de Agronomía, Universidad Autónoma de Baja California Sur, A. P. 19-B, La Paz, B. C. S. 23080, México.
authors.forename: R D
authors.initials: RD
authors.lastname: Encarnación
authors.forename: E
authors.initials: E
authors.lastname: Sandoval
authors.forename: J
authors.initials: J
authors.lastname: Malmstrøm
authors.forename: C
authors.initials: C
authors.lastname: Christophersen
mesh_terms: D000818:Animals; D009682:Magnetic Resonance Spectroscopy; D008968:Molecular Conformation; D011161:Porifera / Q000737:chemistry*; D016339:Spectrometry, Mass, Fast Atom Bombardment; D014443:Tyrosine / Q000031:analogs & derivatives* / Q000737:chemistry / Q000302:isolation & purification
chemical_list: C412924:calafianin; D014443:Tyrosine