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sphingomyelin phosphodiesterase 2

Summary

Gene Symbol

SMPD2

Aliases

ISC1
nSMase
neutral sphingomyelinase

Organism

Homo sapiens (human)

External Links

NCBI Gene

6610

HGNC

11121

KEGG Gene ID

hsa:6610

PubChem

6610

Alliance of Genome Resources

HGNC:11121

Annotation

Keyword

3D-structure
Cell membrane
Hydrolase
Magnesium
Metal-binding
Reference proteome
Sphingolipid metabolism
Transmembrane helix

Proteins

Displaying 1 entry
UniProt	Protein Name
O60906	Lyso-platelet-activating factor-phospholipase C Neutral sphingomyelinase

Annotation information from UniProt.

Gene Ontology (GO)

Displaying **all 4** entries
GO Term	Evidence Code	PMID
sphingomyelin metabolic process	IBA
ceramide biosynthetic process	IBA
sphingomyelin catabolic process	IDA	10608884 14741383
sphingolipid catabolic process	IBA

GO Hierarchy

biological process

metabolic process [inference]

nitrogen compound metabolic process [inference]

cellular nitrogen compound metabolic process [inference]

cellular nitrogen compound biosynthetic process [inference]

amide biosynthetic process [inference]

ceramide biosynthetic process

amide metabolic process [inference]

ceramide metabolic process [inference]

ceramide biosynthetic process

sphingomyelin metabolic process

sphingomyelin catabolic process

amide biosynthetic process [inference]

ceramide biosynthetic process

organonitrogen compound metabolic process [inference]

sphingolipid metabolic process [inference]

ceramide metabolic process [inference]

ceramide biosynthetic process

sphingomyelin metabolic process

sphingomyelin catabolic process

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

sphingolipid catabolic process

sphingomyelin catabolic process

organonitrogen compound catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

organonitrogen compound biosynthetic process [inference]

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

catabolic process [inference]

cellular catabolic process [inference]

cellular lipid catabolic process [inference]

phospholipid catabolic process [inference]

sphingomyelin catabolic process

membrane lipid catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

organic substance catabolic process [inference]

lipid catabolic process [inference]

cellular lipid catabolic process [inference]

phospholipid catabolic process [inference]

sphingomyelin catabolic process

membrane lipid catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

organophosphate catabolic process [inference]

phospholipid catabolic process [inference]

sphingomyelin catabolic process

organonitrogen compound catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

biosynthetic process [inference]

cellular biosynthetic process [inference]

cellular nitrogen compound biosynthetic process [inference]

amide biosynthetic process [inference]

ceramide biosynthetic process

membrane lipid biosynthetic process [inference]

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

organic substance biosynthetic process [inference]

lipid biosynthetic process [inference]

membrane lipid biosynthetic process [inference]

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

organonitrogen compound biosynthetic process [inference]

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

cellular metabolic process [inference]

phosphorus metabolic process [inference]

phosphate-containing compound metabolic process [inference]

phospholipid metabolic process [inference]

sphingomyelin metabolic process

sphingomyelin catabolic process

phospholipid catabolic process [inference]

sphingomyelin catabolic process

organophosphate metabolic process [inference]

phospholipid metabolic process [inference]

sphingomyelin metabolic process

sphingomyelin catabolic process

phospholipid catabolic process [inference]

sphingomyelin catabolic process

organophosphate catabolic process [inference]

phospholipid catabolic process [inference]

sphingomyelin catabolic process

cellular nitrogen compound metabolic process [inference]

cellular nitrogen compound biosynthetic process [inference]

amide biosynthetic process [inference]

ceramide biosynthetic process

cellular catabolic process [inference]

cellular lipid catabolic process [inference]

phospholipid catabolic process [inference]

sphingomyelin catabolic process

membrane lipid catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

cellular biosynthetic process [inference]

cellular nitrogen compound biosynthetic process [inference]

amide biosynthetic process [inference]

ceramide biosynthetic process

membrane lipid biosynthetic process [inference]

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

cellular lipid metabolic process [inference]

membrane lipid metabolic process [inference]

sphingolipid metabolic process [inference]

ceramide metabolic process [inference]

ceramide biosynthetic process

sphingomyelin metabolic process

sphingomyelin catabolic process

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

sphingolipid catabolic process

sphingomyelin catabolic process

membrane lipid catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

membrane lipid biosynthetic process [inference]

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

phospholipid metabolic process [inference]

sphingomyelin metabolic process

sphingomyelin catabolic process

phospholipid catabolic process [inference]

sphingomyelin catabolic process

cellular lipid catabolic process [inference]

phospholipid catabolic process [inference]

sphingomyelin catabolic process

membrane lipid catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

primary metabolic process [inference]

lipid metabolic process [inference]

lipid biosynthetic process [inference]

membrane lipid biosynthetic process [inference]

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

lipid catabolic process [inference]

cellular lipid catabolic process [inference]

phospholipid catabolic process [inference]

sphingomyelin catabolic process

membrane lipid catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

cellular lipid metabolic process [inference]

membrane lipid metabolic process [inference]

sphingolipid metabolic process [inference]

ceramide metabolic process [inference]

ceramide biosynthetic process

sphingomyelin metabolic process

sphingomyelin catabolic process

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

sphingolipid catabolic process

sphingomyelin catabolic process

membrane lipid catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

membrane lipid biosynthetic process [inference]

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

phospholipid metabolic process [inference]

sphingomyelin metabolic process

sphingomyelin catabolic process

phospholipid catabolic process [inference]

sphingomyelin catabolic process

cellular lipid catabolic process [inference]

phospholipid catabolic process [inference]

sphingomyelin catabolic process

membrane lipid catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

organic substance metabolic process [inference]

lipid metabolic process [inference]

lipid biosynthetic process [inference]

membrane lipid biosynthetic process [inference]

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

lipid catabolic process [inference]

cellular lipid catabolic process [inference]

phospholipid catabolic process [inference]

sphingomyelin catabolic process

membrane lipid catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

cellular lipid metabolic process [inference]

membrane lipid metabolic process [inference]

sphingolipid metabolic process [inference]

ceramide metabolic process [inference]

ceramide biosynthetic process

sphingomyelin metabolic process

sphingomyelin catabolic process

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

sphingolipid catabolic process

sphingomyelin catabolic process

membrane lipid catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

membrane lipid biosynthetic process [inference]

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

phospholipid metabolic process [inference]

sphingomyelin metabolic process

sphingomyelin catabolic process

phospholipid catabolic process [inference]

sphingomyelin catabolic process

cellular lipid catabolic process [inference]

phospholipid catabolic process [inference]

sphingomyelin catabolic process

membrane lipid catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

organophosphate metabolic process [inference]

phospholipid metabolic process [inference]

sphingomyelin metabolic process

sphingomyelin catabolic process

phospholipid catabolic process [inference]

sphingomyelin catabolic process

organophosphate catabolic process [inference]

phospholipid catabolic process [inference]

sphingomyelin catabolic process

organonitrogen compound metabolic process [inference]

sphingolipid metabolic process [inference]

ceramide metabolic process [inference]

ceramide biosynthetic process

sphingomyelin metabolic process

sphingomyelin catabolic process

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

sphingolipid catabolic process

sphingomyelin catabolic process

organonitrogen compound catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

organonitrogen compound biosynthetic process [inference]

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

organic substance catabolic process [inference]

lipid catabolic process [inference]

cellular lipid catabolic process [inference]

phospholipid catabolic process [inference]

sphingomyelin catabolic process

membrane lipid catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

organophosphate catabolic process [inference]

phospholipid catabolic process [inference]

sphingomyelin catabolic process

organonitrogen compound catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

organic substance biosynthetic process [inference]

lipid biosynthetic process [inference]

membrane lipid biosynthetic process [inference]

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

organonitrogen compound biosynthetic process [inference]

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

cellular process [inference]

cellular metabolic process [inference]

phosphorus metabolic process [inference]

phosphate-containing compound metabolic process [inference]

phospholipid metabolic process [inference]

sphingomyelin metabolic process

sphingomyelin catabolic process

phospholipid catabolic process [inference]

sphingomyelin catabolic process

organophosphate metabolic process [inference]

phospholipid metabolic process [inference]

sphingomyelin metabolic process

sphingomyelin catabolic process

phospholipid catabolic process [inference]

sphingomyelin catabolic process

organophosphate catabolic process [inference]

phospholipid catabolic process [inference]

sphingomyelin catabolic process

cellular nitrogen compound metabolic process [inference]

cellular nitrogen compound biosynthetic process [inference]

amide biosynthetic process [inference]

ceramide biosynthetic process

cellular catabolic process [inference]

cellular lipid catabolic process [inference]

phospholipid catabolic process [inference]

sphingomyelin catabolic process

membrane lipid catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

cellular biosynthetic process [inference]

cellular nitrogen compound biosynthetic process [inference]

amide biosynthetic process [inference]

ceramide biosynthetic process

membrane lipid biosynthetic process [inference]

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

cellular lipid metabolic process [inference]

membrane lipid metabolic process [inference]

sphingolipid metabolic process [inference]

ceramide metabolic process [inference]

ceramide biosynthetic process

sphingomyelin metabolic process

sphingomyelin catabolic process

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

sphingolipid catabolic process

sphingomyelin catabolic process

membrane lipid catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

membrane lipid biosynthetic process [inference]

sphingolipid biosynthetic process [inference]

ceramide biosynthetic process

phospholipid metabolic process [inference]

sphingomyelin metabolic process

sphingomyelin catabolic process

phospholipid catabolic process [inference]

sphingomyelin catabolic process

cellular lipid catabolic process [inference]

phospholipid catabolic process [inference]

sphingomyelin catabolic process

membrane lipid catabolic process [inference]

sphingolipid catabolic process

sphingomyelin catabolic process

Displaying **all 4** entries
GO Term	Evidence Code	PMID
endoplasmic reticulum	IBA
cell periphery	IBA
plasma membrane	ISS TAS
caveola	IBA

GO Hierarchy

cellular component

cellular anatomical entity [inference]

membrane [inference]

plasma membrane

plasma membrane region [inference]

plasma membrane raft [inference]

caveola

membrane microdomain [inference]

membrane raft [inference]

plasma membrane raft [inference]

caveola

organelle [inference]

membrane-bounded organelle [inference]

intracellular membrane-bounded organelle [inference]

endoplasmic reticulum

intracellular organelle [inference]

intracellular membrane-bounded organelle [inference]

endoplasmic reticulum

cell periphery

Displaying **all 4** entries
GO Term	Evidence Code	PMID
sphingomyelin phosphodiesterase activity	IBA IDA	10608884 14741383
phosphoric diester hydrolase activity	IDA	10608884 14741383
metal ion binding	IEA
protein binding	IPI	32296183 32814053

GO Hierarchy

molecular function

catalytic activity [inference]

hydrolase activity [inference]

hydrolase activity, acting on ester bonds [inference]

lipase activity [inference]

phospholipase activity [inference]

sphingomyelin phosphodiesterase activity

phosphoric ester hydrolase activity [inference]

phosphoric diester hydrolase activity

sphingomyelin phosphodiesterase activity

binding [inference]

protein binding

ion binding [inference]

cation binding [inference]

metal ion binding

Gene Ontology information from NCBI Gene and UniProt.

Human Protein Atlas

ENSG00000135587

Tissue with high expression from Human Protein Atlas. Tissues that are highly expressed are highlighted.

Data available from v23.0.proteinatlas.org. Image credit: Human Protein Atlas

KEGG BRITE Database

Orthology

K12351

Name

sphingomyelin phosphodiesterase 2 [EC:3.1.4.12]

References

15764706

Rhea

RHEA:19253

H₂O + a sphingomyelin

H⁺ + phosphocholine + an N-acylsphing-4-enine

Enzyme

3.1.4.12

PMID

Disease

Disease Ontology

Displaying entries **1 - 10** of 52 in total

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DO ID	Disease Name	Source
DOID:0060891	Parkinson's disease 19A	DisGeNET
DOID:0060895	Parkinson's disease 4	DisGeNET
DOID:0060896	Parkinson's disease 23	DisGeNET
DOID:0080348	Alzheimer's disease 1	DisGeNET
DOID:0110035	Alzheimer's disease 2	DisGeNET
DOID:0110037	Alzheimer's disease 5	DisGeNET
DOID:0110038	Alzheimer's disease 6	DisGeNET
DOID:0110039	Alzheimer's disease 7	DisGeNET
DOID:0110041	Alzheimer's disease 8	DisGeNET
DOID:0110043	Alzheimer's disease 10	DisGeNET

LIPID MAPS Gene / Proteome Database

LMPD ID: LMP002943
Gene Name: sphingomyelin phosphodiesterase 2, neutral membrane (neutral sphingomyelinase)

Ortholog

Displaying entries **1 - 10** of 79 in total

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Species	Gene ID	Alliance of Genome Resources	Orthologous MAtrix
Caenorhabditis elegans	173118	WB:WBGene00012105
Drosophila melanogaster	38396	FB:FBgn0035421
Callorhinchus milii	103189719		CALMI42093
Latimeria chalumnae	102352082		LATCH18756
Danio rerio	797914	ZFIN:ZDB-GENE-130530-640	DANRE38098
Danio rerio	567548	ZFIN:ZDB-GENE-051014-1
Astyanax mexicanus	103041097		ASTMX18736
Ictalurus punctatus	108271873		ICTPU02861
Electrophorus electricus	113571573		ELEEL00387
Salmo salar	106582718		SALSA81284

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Tools

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Summary

External Links

Annotation

KEGG BRITE Database

LIPID MAPS Gene / Proteome Database

International Collaboration

Acknowledgements