3.1.3.5	5'-nucleotidase	hydrolysis of phosphoric esters	-	Escherichia coli	P0A840, P76491	
3.1.3.5	5'-nucleotidase	hydrolysis of phosphoric esters	-	Pseudomonas aeruginosa	Q9I767	
3.1.4.1	phosphodiesterase I	hydrolysis of phosphoric esters	-	Escherichia coli	P37049, P39300, P67095	
3.1.4.1	phosphodiesterase I	hydrolysis of phosphoric esters	-	Methanocaldococcus jannaschii	Q58346