ID 3.1.4.41 DE sphingomyelin phosphodiesterase D. CA a sphingomyelin + H2O = an N-acylsphing-4-enine 1-phosphate + choline + CA H(+). CC -!- Does not act on phosphatidylcholine, but hydrolyzes CC 2-lysophosphatidylcholine to choline and 2-lysophosphatidate. DR Q59121, PLD_ARCHD ; P20626, PLD_CORPS ; Q59332, PLD_CORUL ; DR C0NUU1, SMD_AJECG ; D4AZV8, SMD_ARTBC ; B8NQ51, SMD_ASPFN ; DR J3K844, SMD_COCIM ; C0S3M9, SMD_PARBP ; F2SCC4, SMD_TRIRC ; DR C4JUE5, SMD_UNCRE ; //