New bioactive metabolites from the elicited marine sponge-derived bacterium Actinokineospora spheciospongiae sp. nov.

AMB Express

Table 1 The dereplication results of the active fractions against DNP database

Polarity	m/z	Rt	Formula	Name	Source
[M−H]⁻	387.0865	6.65	C₂₃H₁₆O₆	G-2N	Frankia sp. ANP 190107
[M+H]⁺	188.1279	7.69	C₉H₁₇NO₃	Unknown	–
[M−H]⁻	343.0952	8.67	C₁₈H₁₂N₆O₂	Unknown	–
[M+H]⁺	227.1753	9.00	C₁₂H₂₂N₂O₂	Isoleucyl isoleucine anhydride	Ustilago cynodontis, Beauveria bassiana
[M−H]⁻	369.0751	9.84	C₁₉H₁₀N₆O₃	Unknown	–
[M−H]⁻	1003.325	9.86	–	Complex of 501.1586 and 501.1586 m/z
[M−H]⁻	501.1586	9.86	C₃₁H₁₈N₈	Unknown	–
[M+H]⁺	357.097	9.88	C₁₉H₁₆O₇	Fridamycin E	Streptomyces parvulus Tu 1989
[M−H]⁻	401.1025	10.44	C₂₄H₁₈O₆	Saptomycin-F	Streptomyces strain HP530
[M+H]⁺	357.0968	15.66	C₁₆H₈N₁₀O	Unknown	–
[M−H]⁻	355.0954	15.67	C₁₉H₁₂N₆O₂	Unknown	–