3x0d is a 1 chain structure with sequence from Caenorhabditis elegans. This structure supersedes the now removed PDB entry 3wss. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
ANM7_CAEEL Arginine methyltransferase that can both catalyze the formation of omega-N monomethylarginine (MMA) and symmetrical dimethylarginine (sDMA) (By similarity).