EC 4.3.1.4  

5-FORMIMINOTETRAHYDROFOLATE AMMONIA-LYASE (CYCLIZING)

: formiminotetrahydrofolate cyclodeaminase

: 5-formiminoTHF = 5,10-methenylTHF + NH3

( EC 2.1.2.5 ) ( EC 4.3.1.4 ) .

(In eucaroytes occurs as a bifunctional enzyme also having glutamate formiminotransferase ( EC 2.1.2.5 ) activity)

:

  • .
  • ( ):
  • FIMTHF=CHTHF+NH3