CNP

2',3'-cyclic nucleotide 3' phosphodiesterase

Summary

Predicted to enable 2',3'-cyclic-nucleotide 3'-phosphodiesterase activity. Involved in substantia nigra development. Located in cytoplasm; extracellular space; and microtubule. Implicated in hypomyelinating leukodystrophy 20; multiple sclerosis; and schizophrenia. Biomarker of alcoholic liver cirrhosis; multiple sclerosis; and restless legs syndrome. [provided by Alliance of Genome Resources, Jul 2025]

Known Variants31 total

rsidPosition (GRCh37)AllelesClassClinVar
rs138795008117:40,118,826C/Tpathogenic
rs142233202317:40,118,836C/Tpathogenic
rs130516653717:40,120,107A/Guncertain significance
rs19992380517:40,120,141A/Cpathogenic
rs205093347117:40,120,327C/Tpathogenic
rs90202681817:40,120,356G/Auncertain significance
rs37497503817:40,120,360G/Auncertain significance
rs11289921217:40,120,460C/Tlikely benign
rs20172687317:40,120,475G/Alikely benign
rs37738162017:40,120,643G/Alikely benign
rs1107902717:40,123,521A/Gdownstream gene variant
rs19970647117:40,123,938G/Clikely benign
rs155564389717:40,124,034G/Tlikely benign
rs254475848317:40,125,518C/Tuncertain significance
rs78207803517:40,125,524C/Tuncertain significance
rs254475851217:40,125,541C/Tuncertain significance
rs19953537517:40,125,586G/Auncertain significance
rs155564416917:40,125,606G/Tuncertain significance
rs78247238817:40,125,608C/Tuncertain significance
rs78253216517:40,125,691G/Auncertain significance
rs205102677317:40,125,710G/Apathogenic
rs37664371217:40,125,733C/Tuncertain significance
rs37614989717:40,125,755G/Auncertain significance
rs222993117:40,125,771C/Tbenign
rs78200302717:40,125,773A/Cuncertain significance
rs20217145717:40,125,781C/Tuncertain significance
rs78191383317:40,125,803G/Cuncertain significance
rs78265702817:40,125,811C/Tuncertain significance
rs207010617:40,125,864G/Asynonymous variant
rs78209614917:40,125,893C/Tuncertain significance
rs142495365617:40,125,895C/Guncertain significance

Gene information from NCBI Gene. Variant classifications from ClinVar.