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Schema
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Reaction
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Entries
ENPP7 hydrolyzes sphingomyelin
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authored
[InstanceEdit:1640162] Jassal, B, 2011-10-10
catalystActivity
[CatalystActivity:1640163] sphingomyelin phosphodiesterase activity of ENPP7 [plasma membrane]
category
transition
compartment
[Compartment:876] plasma membrane
[Compartment:70101] cytosol
created
[InstanceEdit:1640162] Jassal, B, 2011-10-10
dbId
1640164
displayName
ENPP7 hydrolyzes sphingomyelin
edited
[InstanceEdit:1640162] Jassal, B, 2011-10-10
eventOf
[Pathway:R-HSA-9840310] Glycosphingolipid catabolism - Homo sapiens
followingEvent
[Reaction:R-HSA-6785933] UGT8 transfers Gal from UDP-Gal to CERA - Homo sapiens
[Reaction:R-HSA-1606583] ASAH2 hydrolyzes ceramide (plasma membrane) - Homo sapiens
[Reaction:R-HSA-429786] SGMS2 transfers phosphocholine onto ceramide - Homo sapiens
[Reaction:R-HSA-1638845] CERK phosphorylates CERA to form C1P - Homo sapiens
input
[SimpleEntity:R-ALL-29356] H2O [cytosol]
[SimpleEntity:R-ALL-429776] SPHM d18:1 [plasma membrane]
isChimeric
false
isInDisease
false
isInferred
false
literatureReference
[LiteratureReference:1640166] Identification of human intestinal alkaline sphingomyelinase as a novel ecto-enzyme related to the nucleotide phosphodiesterase family
[LiteratureReference:1640160] Functional studies of human intestinal alkaline sphingomyelinase by deglycosylation and mutagenesis
maxDepth
1
modified
[InstanceEdit:11080360] Weiser, Joel, 2026-03-16
name
ENPP7 hydrolyzes sphingomyelin
orthologousEvent
[Reaction:R-MMU-1640164] ENPP7 hydrolyzes sphingomyelin - Mus musculus
[Reaction:R-SCE-1640164] ENPP7 hydrolyzes sphingomyelin - Saccharomyces cerevisiae
[Reaction:R-SPO-1640164] ENPP7 hydrolyzes sphingomyelin - Schizosaccharomyces pombe
[Reaction:R-DDI-1640164] ENPP7 hydrolyzes sphingomyelin - Dictyostelium discoideum
[Reaction:R-CEL-1640164] ENPP7 hydrolyzes sphingomyelin - Caenorhabditis elegans
[Reaction:R-GGA-1640164] ENPP7 hydrolyzes sphingomyelin - Gallus gallus
[Reaction:R-XTR-1640164] ENPP7 hydrolyzes sphingomyelin - Xenopus tropicalis
[Reaction:R-DRE-1640164] ENPP7 hydrolyzes sphingomyelin - Danio rerio
[Reaction:R-SSC-1640164] ENPP7 hydrolyzes sphingomyelin - Sus scrofa
[Reaction:R-BTA-1640164] ENPP7 hydrolyzes sphingomyelin - Bos taurus
[Reaction:R-CFA-1640164] ENPP7 hydrolyzes sphingomyelin - Canis familiaris
[Reaction:R-RNO-1640164] ENPP7 hydrolyzes sphingomyelin - Rattus norvegicus
output
[SimpleEntity:R-ALL-429807] CERA [plasma membrane]
[SimpleEntity:R-ALL-1610735] ChoP [plasma membrane]
[SimpleEntity:R-ALL-70106] H+ [cytosol]
precedingEvent
[Reaction:R-HSA-429786] SGMS2 transfers phosphocholine onto ceramide - Homo sapiens
previousReviewStatus
[ReviewStatus:9821384] two stars
releaseDate
2011-12-06
reviewStatus
[ReviewStatus:9821382] five stars
reviewed
[InstanceEdit:1863068] Stephan, Ralf, 2011-10-31
[InstanceEdit:9851354] D'Eustachio, Peter, 2023-10-24
revised
[InstanceEdit:9842118] D'Eustachio, Peter, 2023-08-18
schemaClass
Reaction
species
[Species:48887] Homo sapiens
stId
R-HSA-1640164
summation
[Summation:1640161] Membrane-bound ectonucleotide pyrophosphatase/phosphodiester...
updateTrackers
[UpdateTracker:9842302] Update Tracker - [Reaction:1640164] ENPP7 hydrolyzes sphingomyelin - v86:[addOutput]
Referrals
(updatedInstance)
[UpdateTracker:9842302] Update Tracker - [Reaction:1640164] ENPP7 hydrolyzes sphingomyelin - v86:[addOutput]
(precedingEvent)
[Reaction:R-HSA-6785933] UGT8 transfers Gal from UDP-Gal to CERA
[Reaction:R-HSA-1638845] CERK phosphorylates CERA to form C1P
[Reaction:R-HSA-1606583] ASAH2 hydrolyzes ceramide (plasma membrane)
[Reaction:R-HSA-429786] SGMS2 transfers phosphocholine onto ceramide
(hasEvent)
[Pathway:R-HSA-9840310] Glycosphingolipid catabolism
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