Function
Flavoenzyme involved in polyamine back-conversion (PubMed:20532512, PubMed:21081665). Catalyzes the oxidation of the secondary amino group of polyamines, such as spermine, spermidine and their acetyl derivatives (PubMed:20532512, PubMed:21081665). Substrate preference is N(1)-acetylspermine > spermine > spermidine (PubMed:21081665). Plays an important role in the regulation of polyamine intracellular concentration (Probable). Involved in abscisic acid-mediated developmental processes (PubMed:26310141). May contribute to nitric oxide-mediated effects on root growth (PubMed:26310141).
Sequence
MESRKNSDRQMRRANCFSAGERMKTRSPSVIVIGGGFGGISAARTLQDASFQVMVLESRDRIGGRVHTDYSFGFPVDLGASWLHGVCKENPLAPVIGRLGLPLYRTSGDNSVLYDHDLESYALFDMDGNQVPQELVTQIGVTFERILEEINKVRDEQDADISISQAFSIVFSRKPELRLEGLAHNVLQWYVCRMEGWFAADAETISAKCWDQEELLPGGHGLMVRGYRPVINTLAKGLDIRVGHRVTKIVRRYNGVKVTTENGQTFVADAAVIAVPLGVLKSGTIKFEPKLPEWKQEAINDLGVGIENKIILHFEKVFWPKVEFLGVVAETSYGCSYFLNLHKATGHPVLVYMPAGQLAKDIEKMSDEAAANFAVLQLQRILPDALPPVQYLVSRWGSDVNSMGSYSYDIVGKPHDLYERLRVPVDNLFFAGEATSSSFPGSVHGAYSTGLMAAEDCRMRVLERYGELDLFQPVMGEEGPASVPLLISRL