3.5.3.11 agmatine + H2O - Neurospora crassa putrescine + urea - ? 140941 3.5.3.11 agmatine + H2O the N130D mutant of arginase type I is able to cleave not only arginine but also agmatine (1-amino-4-guanidinobutane) Homo sapiens putrescine + urea - ? 140941 3.5.3.11 agmatine + H2O - Anabaena sp. PCC 7120 putrescine + urea - ? 140941 3.5.3.11 agmatine + H2O - Methanocaldococcus jannaschii DSM 2661 putrescine + urea - ? 140941 3.5.3.11 additional information no activity with arginine Pyrococcus horikoshii ? - ? 89