It is produced by the strain of Pelagiobacter variabilis. It has strong activity against gram-positive bacteria and gram-negative bacteria, but no activity against candida albicans. It's cytotoxic to HeLa cells, BALB3T3 and BALB3T3/H-ras cultured in vivo with IC50 (μg/mL) of 0.04, 0.2 and 0.07, respectively. In vivo it has weak inhibitory effect on leukemia P388.