Gene Information
Gene NameSMPD3
OrganismHomo sapiens (Human)
Gene Length655
Protein NamesSphingomyelin phosphodiesterase 3 (EC 3.1.4.12) (Neutral sphingomyelinase 2) (nSMase-2) (nSMase2) (Neutral sphingomyelinase II)
Target Namesphingomyelin phosphodiesterase 3
Target TypeNA
Gene Age454 ( ENSG00000103056 )
Evolutionary StageOpisthokonta
AlphaFoldDBQ9NY59
Gene CardSMPD3
Uniprot IDQ9NY59
PfamPF03372
In ASDyes
Allosteric Predictionyes (0.668261781)
Ortholog in AnimalsAlpaca_ SMPD3 ( ortholog_one2one )
Dog_ SMPD3 ( ortholog_one2one )
GuineaPig_ SMPD3 ( ortholog_one2one )
Macaque_ SMPD3 ( ortholog_one2one )
Mouse_ Smpd3 ( ortholog_one2one )
Pig_ SMPD3 ( ortholog_one2one )
Rat_ Smpd3 ( ortholog_one2one )
Rabbit_ SMPD3 ( ortholog_one2one )
OhnologsNA
ParalogsNA
Tissuesmall.intestine
Tissue SpecificityPredominantly expressed in brain. {ECO:0000269|PubMed:10823942}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 5UVG  (X-ray  1.85A 
DBSNP NA 
Subcellular location [CC]Golgi apparatus membrane {ECO:0000269|PubMed:10823942};
Lipid-anchor {ECO:0000269|PubMed:10823942}. Cell membrane {ECO:0000269|PubMed:15051724};
Lipid-anchor {ECO:0000269|PubMed:15051724}. Note=May localize to detergent-resistant subdomains of Golgi membranes of hypothalamic neurosecretory neurons (PubMed:10823942). Localizes to plasma membrane in confluent contact-inhaibited cells (PubMed:15051724).
Mouse PG classificationNA
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