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  2. ITPR1 - inositol 1,4,5-trisphosphate receptor type 1 Gene

ITPR1 - inositol 1,4,5-trisphosphate receptor type 1 Gene

Homo sapiens

Also known as ACV; CLA4; IP3R; IP3R1; SCA15; SCA16; SCA29; INSP3R1; PPP1R94

Gene ID: 3708 | Gene type: protein coding

About ITPR1

Cytogenetic location: 3p26.1 Genomic coordinates (GRCh38): 3:4,493,348-4,847,506 (from NCBI)

This gene has 55 transcripts (splice variants), 272 orthologues, 5 paralogues and is associated with 10 phenotypes. Ubiquitous expression in thyroid (RPKM 15.8), brain (RPKM 10.9) and 22 other tissues.

Summary

This gene encodes an intracellular receptor for inositol 1,4,5-trisphosphate. Upon stimulation by inositol 1,4,5-trisphosphate, this receptor mediates calcium release from the endoplasmic reticulum. Mutations in this gene cause spinocerebellar ataxia type 15, a disease associated with an heterogeneous group of cerebellar disorders. Multiple transcript variants have been identified for this gene. [provided by RefSeq, Nov 2009]

ITPR1 Products(4)

mRNA Protein Name
NM_001099952.4 NP_001093422.2 inositol 1,4,5-trisphosphate receptor type 1 isoform 1
NM_001168272.2 NP_001161744.1 inositol 1,4,5-trisphosphate receptor type 1 isoform 3
NM_001378452.1 NP_001365381.1 inositol 1,4,5-trisphosphate receptor type 1 isoform 4
NM_002222.7 NP_002213.5 inositol 1,4,5-trisphosphate receptor type 1 isoform 2

ITPR1 Protein Structure

Ins145_P3_rec

Ins145_P3_rec: Inositol 1,4,5-trisphosphate/ryanodine receptor (5 - 229)

MIR

MIR: MIR domain (233 - 432)

RYDR_ITPR

RYDR_ITPR: RIH domain (473 - 675)

RYDR_ITPR

RYDR_ITPR: RIH domain (1185 - 1362)

RIH_assoc

RIH_assoc: RyR and IP3R Homology associated (1954 - 2067)

Ion_trans

Ion_trans: Ion transport protein (2345 - 2582)

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  • 2743 a.a.
Protein Preferred Names Protein Names

inositol 1,4,5-trisphosphate receptor type 1

IP3 receptor

Related Diseases

Diseases Alias
Spinocerebellar Ataxia 15

SCA15

Spinocerebellar Ataxia Type 15

Spinocerebellar Ataxia Type 16

Sca16

Spinocerebellar Ataxia Type 15/16

Spinocerebellar Ataxia 16, Formerly

Sca16, Formerly

Spinocerebellar Ataxia 16

Sca15/16

Ataxia, Spinocerebellar, Type 15

Spinocerebellar Ataxia 29

Spinocerebellar Ataxia Type 29

SCA29

Cnpca

Cerebellar Vermis Aplasia

Aplasia Of Cerebellar Vermis

Acv

Cerebellar Ataxia, Congenital Nonprogressive, Autosomal Dominant

Spinocerebellar Ataxia 29, Congenital Nonprogressive

Congenital Nonprogressive Spinocerebellar Ataxia

Autosomal Dominant Congenital Nonprogressive Cerebellar Ataxia

Ataxia, Spinocerebellar, Type 29, Congenital Nonprogressive

Familial Aplasia Of The Vermis

Gillespie Syndrome

GLSP

Aniridia, Cerebellar Ataxia And Mental Deficiency

Aniridia Cerebellar Ataxia Mental Deficiency

Aniridia, Cerebellar Ataxia, And Mental Retardation

Aniridia-Cerebellar Ataxia-Intellectual Disability Syndrome

Aniridia-Cerebellar Ataxia-Intellectual Disability

Aniridia-Cerebellar Ataxia-Mental Deficiency

Partial Aniridia-Cerebellar Ataxia-Oligophrenia

Aniridia, Cerebellar Ataxia, And Intellectual Disability

Spinocerebellar Ataxia 30

Spinocerebellar Ataxia Type 30

SCA30

Cerebellar Ataxia Early-Onset Nonprogressive

Spinocerebellar Ataxia 29

Acv

Aplasia Of Cerebellar Vermis

Cerebellar Vermis Aplasia

Congenital Nonprogressive Spinocerebellar Ataxia

Sca29

Spinocerebellar Ataxia Type 29

Anterior Segment Dysgenesis

Anterior Segment Developmental Anomaly

Anterior Segment Mesenchymal Dysgenesis

Corneal Opacification And Other Ocular Anomalies

Sclerocornea With Other Ocular Anomalies

Asmd

Asod

Anterior Segment Ocular Dysgenesis

Foxe3-Related Ocular Disorder

Familial Ocular Anterior Segment Mesenchymal Dysgenesis

Dysgenesis, Anterior Segment

Irido-Corneal Dysgenesis

Axenfeld-Rieger Syndrome, Type 3

Anterior Segment Dysgenesis 1

Anterior Segment Mesenchymal Dysgenesis

Anterior Segment Dysgenesis 1, Multiple Subtypes

ASGD1

Asmd

Anterior Segment Ocular Dysgenesis

Asod

Familial Ocular Anterior Segment Mesenchymal Dysgenesis

Ocular Anterior Segment Dysgenesis

Dysgenesis, Anterior Segment, Type 1

Axenfeld-Rieger Syndrome, Type 3

Irido-Corneal Dysgenesis

Spastic Ataxia

Spax

Ataxia, Spastic

Cerebral Palsy, Ataxic, Autosomal Recessive

Ataxic Cerebral Palsy

Acp

Hypotonic Cerebral Palsy

Cerebral Palsy Ataxic

Cerebral Palsy, Atonic

Congenital Cerebral Palsy With Ataxia

Ataxic Cerebral Paralysis

Ataxia With Cerebral Palsy

Cerebral Infantile Diataxia

Hereditary Ataxia

Sca

Spinocerebellar Ataxia

Ataxias Hereditary

Ataxias, Hereditary

Autosomal Dominant Cerebellar Ataxia

Spinocerebellar Ataxia

Adca

Pierre Marie Cerebellar Ataxia

Ataxia, Spinocerebellar

Sca

Autosomal Dominant Spinocerebellar Ataxia

Spinocerebellar Ataxias

Anhidrosis, Isolated, With Normal Sweat Glands

Isolated Anhidrosis With Normal Sweat Glands

Dann-Epstein-Sohar Syndrome

ANHD

Isolated Generalized Anhidrosis With Normal Sweat Glands

Anhidrosis, Familial Generalized, With Normal Sweat Glands

Spinocerebellar Ataxia 26

Spinocerebellar Ataxia Type 26

SCA26

Ataxia, Spinocerebellar, Type 26

Cerebellar Ataxia Type 42

Sca42

Huntington Disease

Huntington'S Disease

Huntington Chorea

Huntington'S Chorea

HD

Huntington Chronic Progressive Hereditary Chorea

Juvenile Huntington Disease

Chronic Progressive Chorea

Chronic Progressive Hereditary Chorea

Hc - [Huntington Chorea]

Hereditary Chorea

Progressive Hereditary Chorea

Fragile X Syndrome

FXS

Martin-Bell Syndrome

Fraxa Syndrome

Marker X Syndrome

X-Linked Mental Retardation And Macroorchidism

Fragile X Mental Retardation Syndrome

Fra Syndrome

Mental Retardation, X-Linked, Associated With Marxq28

X-Linked Intellectual Disability And Macroorchidism

Frax Syndrome

Symptomatic Form Of Fragile X Syndrome In Female Carriers

Fragile-X Syndrome

Fraxe Syndrome

Cerebral Palsy

Infantile Cerebral Palsy

Mixed Cerebral Palsy

Palsy Cerebral

Palsy, Cerebral

Cerebral Palsy, Mixed

Wolfram Syndrome 2

WFS2

Immunodeficiency 10

Immune Dysfunction With T-Cell Inactivation Due To Calcium Entry Defect 2

Combined Immunodeficiency Due To Stim1 Deficiency

IMD10

Stim1 Deficiency

Cid Due To Stim1 Deficiency

Immune Dysfunction, With T-Cell Inactivation Due To Calcium Entry Defect 2

Immunodeficiency, Type 10

T Cell And Nk Cell Immunodeficiency
Spinocerebellar Ataxia 5

Spinocerebellar Ataxia Type 5

SCA5

Spinocerebellar Ataxia-5

Ataxia, Spinocerebellar, Type 5

Cerebellar Disease

Cerebellar Diseases

Cerebellar Dysfunction

Cerebellar Abnormality

Cerebellar Disorders

Spinocerebellar Ataxia, Autosomal Recessive 4

SCAR4

Scasi

Spinocerebellar Ataxia With Saccadic Intrusions

Autosomal Recessive Cerebellar Ataxia-Saccadic Intrusion Syndrome

Spinocerebellar Ataxia 24

Autosomal Recessive Spinocerebellar Ataxia 4

Sca24

Spinocerebellar Ataxia 24, Formerly

Sca24, Formerly

Spinocerebellar Ataxia Autosomal Recessive 4

Autosomal Recessive Cerebellar Ataxia-Movement Disorder Syndrome

Spinocerebellar Ataxia 40

Spinocerebellar Ataxia Type 40

SCA40

Ataxia, Spinocerebellar, Type 40

Episodic Ataxia, Type 2

Episodic Ataxia Type 2

EA2

Apca

Capa

Cerebellopathy, Hereditary Paroxysmal

Acetazolamide-Responsive Hereditary Paroxysmal Cerebellar Ataxia

Cerebellar Ataxia, Paroxysmal, Acetazolamide-Responsive

Episodic Ataxia With Nystagmus

Ataxia, Episodic, With Nystagmus

Episodic Ataxia, Nystagmus-Associated

Ataxia, Familial Paroxysmal

Acetazolamide-Responsive Episodic Ataxia Syndrome

Acetazolamide-Responsive, Hereditary, Paroxysmal, Cerebellar Ataxia

Ataxia, Familial, Paroxysmal

Nystagmus-Associated Episodic Ataxia

Familial Paroxysmal Ataxia

Episodic Ataxia 2

Ea-2

Episodic Ataxia Nystagmus-Associated

Hereditary Paroxysmal Cerebellopathy

Ataxia, Episodic, Type 2

Spinocerebellar Ataxia, X-Linked 3

Scax3

X-Linked Spinocerebellar Ataxia 3

X-Linked Ataxia-Deafness Syndrome

X-Linked Spinocerebellar Ataxia Type 3

Ataxia-Deafness Syndrome, X-Linked

Spinocerebellar Ataxia X-Linked Type 3

Ataxia-Deafness Syndrome X-Linked

X-Linked Ataxia-Hearing Loss Syndrome

Spinocerebellar Ataxia, X-Linked, 3

Spinocerebellar Ataxia, X-Linked 4

Scax4

X-Linked Spinocerebellar Ataxia 4

X-Linked Ataxia-Dementia Syndrome

X-Linked Spinocerebellar Ataxia Type 4

Ataxia-Dementia Syndrome, X-Linked

Spinocerebellar Ataxia X-Linked Type 4

Ataxia-Dementia Syndrome X-Linked

Spinocerebellar Ataxia, X-Linked, 4

Dentatorubral-Pallidoluysian Atrophy

DRPLA

Naito-Oyanagi Disease

Haw River Syndrome

Myoclonic Epilepsy With Choreoathetosis

Nod

Ataxia, Chorea, Seizures, And Dementia

Dentatorubropallidoluysian Atrophy

Hrs

Naito Oyanagi Disease

Dentatorubral Pallidoluysian Atrophy

Dentatorubro-Pallidoluysian Atrophy

Myoclonic Epilepsies, Progressive

Atrophy, Pallidoluysian, Dentatorubral

Malignant Hyperthermia

Anesthesia Related Hyperthermia

Malignant Hyperpyrexia Due To Anesthesia

Hyperpyrexia, Malignant

Hyperthermia, Malignant

Malignant Hyperpyrexia

Mhs

Malignant Fever

Episodic Ataxia

Isaacs Syndrome

Neuromyotonia

Isaacs' Syndrome

Acquired Neuromyotonia

Continuous Muscle Fiber Activity Syndrome

Quantal Squander Syndrome

Isaacs-Mertens Syndrome

Ea Syndrome

Episodic Ataxia Syndrome

Isaac Syndrome

Isaac'S-Merten'S Syndrome

Isaac-Mertens Syndrome

Peripheral Nerve Hyperexcitability

Ea

Peripheral Nerve Hyperexcitability Syndrome

Ataxia, Episodic

Isaacs Neuromyotonia

Continuous Muscle Fibre Activity

Aniridia 1

Aniridia

Congenital Aniridia

AN1

An

Cataract With Late-Onset Corneal Dystrophy

Aplasia Of Iris

Absent Iris

Irideremia

Aniridia Ii, Formerly

An2, Formerly

An2

Aniridia Type Ii

Aniridia, Type 1

An-1

Absence Of Iris

Agenesis Of Iris

Congenital Absence Of Iris

Hereditary Aniridia

Sporadic Aniridia

Spinocerebellar Ataxia 1

Spinocerebellar Ataxia Type 1

SCA1

Olivopontocerebellar Atrophy I

Opca1

Opca4

Menzel Type Opca

Schut-Haymaker Type Opca

Spinocerebellar Atrophy I

Opca I

Olivopontocerebellar Atrophy Iv

Opca Iv

Cerebelloparenchymal Disorder I

Cpd1

Olivopontocerebellar Atrophy 1

Cerebelloparenchymal Disorder 1

Olivopontocerebellar Atrophy 4

Spinocerebellar Atrophy 1

Type 1 Spinocerebellar Ataxia

Spinocerebellar Ataxia-1

Ataxia, Spinocerebellar, Type 1

Hereditary Spastic Paraplegia

Familial Spastic Paraplegia

Hereditary Spastic Paraparesis

Strumpell-Lorrain Disease

Familial Spastic Paraparesis

Hsp

Spg

Strümpell-Lorrain Disease

Spastic Paraplegia, Hereditary

French Settlement Disease

Strumpell-Lorrain Syndrome

Fsp

Spastic Paraplegia, Familial

Spastic Paraplegia Hereditary

Spastic Paraplegia 3, Autosomal Dominant

Spastic Paraparesis

Hereditary Spastic Paralysis

Familial Spastic Paralysis

Hereditary Spastic Ataxia

Autosomal Dominant Polycystic Kidney Disease

Polycystic Kidney Disease, Adult Type

Adpkd

Polycystic Kidney Diseases

Polycystic Kidney, Autosomal Dominant

Congenital Biliary Ectasias

Polycystic Kidney And Hepatic Disease 1

Polycystic Kidney Disease, Autosomal Dominant

Kidney, Polycystic, Disease, Autosomal Dominant

Adult Polycystic Kidney Disease

Polycystic Kidney, Adult Type

Apckd - [Autosomal Polycystic Kidney Disease]

Amyotrophic Lateral Sclerosis 1

Amyotrophic Lateral Sclerosis

ALS

Lou Gehrig Disease

Amyotrophic Lateral Sclerosis Type 1

Charcot Disease

ALS1

Amyotrophic Lateral Sclerosis, Susceptibility To

Fals

Lou Gehrig'S Disease

Mnd

Motor Neuron Disease

Familial Amyotrophic Lateral Sclerosis

Amyotrophic Lateral Sclerosis 1, Familial

Amyotrophic Lateral Sclerosis 1, Autosomal Dominant

Motor Neuron Disease, Bulbar

Motor Neurone Disease

Amyotrophic Lateral Sclerosis With Dementia

Dementia With Amyotrophic Lateral Sclerosis

Motor Neuron Disease, Amyotrophic Lateral Sclerosis

Sclerosis, Lateral, Amyotrophic

Sclerosis, Lateral, Amyotrophic, Type 1

Amyotrophic Sclerosis

Als - [Amyotrophic Lateral Sclerosis]

Wasting Palsy

Amyotrophic Paralysis

Amyotrophy Lateral Sclerosis

Wasting Paralysis

Spinal Progressive Amyotrophy

Progressive Atrophic Paralysis

Nervous System Disease

Abnormality Of The Nervous System

Nervous System Diseases

Nervous System Disorder

Diseases Alias
Waldenstroem'S Macroglobulinemia

Waldenstroem'S Macroglobulinemia

Waldenstroem'S Macroglobulinemia

Macroglobulinemia Of Waldenstrom

Lymphoplasmacytic Lymphoma With Igm Gammopathy

Lymphoplasmacytic Lymphoma

Waldenstroem'S Macroglobulinemia

Waldenstroem'S Macroglobulinemia

Macroglobulinemia Of Waldenstrom

Lymphoplasmacytic Lymphoma With Igm Gammopathy

Lymphoplasmacytic Lymphoma

Orthologs Information

Species Symbol Source ID
Rattus norvegicus ITPR1 RGD RGD:2933
Canis familiaris ITPR1 VGNC VGNC:42157
Felis catus ITPR1 VGNC VGNC:67869
Mus musculus ITPR1 MGD MGI:96623
Macaca mulatta ITPR1 VGNC VGNC:73804
Bos taurus ITPR1 VGNC VGNC:30346