Gene Gene information from NCBI Gene database.
Entrez ID 57158
Gene name Junctophilin 2
Gene symbol JPH2
Synonyms (NCBI Gene)
CMD2ECMH17JP-2JP2
Chromosome 20
Chromosome location 20q13.12
Summary Junctional complexes between the plasma membrane and endoplasmic/sarcoplasmic reticulum are a common feature of all excitable cell types and mediate cross talk between cell surface and intracellular ion channels. The protein encoded by this gene is a comp
SNPs SNP information provided by dbSNP.
9
SNP ID Visualize variation Clinical significance Consequence
rs387906897 A>G Pathogenic Genic downstream transcript variant, coding sequence variant, missense variant
rs387906898 G>A Pathogenic Genic downstream transcript variant, coding sequence variant, missense variant
rs398124358 G>A,C Likely-benign, conflicting-interpretations-of-pathogenicity, benign-likely-benign Genic downstream transcript variant, coding sequence variant, synonymous variant
rs531877510 C>T Likely-benign, conflicting-interpretations-of-pathogenicity, benign-likely-benign Genic downstream transcript variant, coding sequence variant, synonymous variant
rs554853074 G>C Benign, conflicting-interpretations-of-pathogenicity Genic downstream transcript variant, coding sequence variant, missense variant
miRNA miRNA information provided by mirtarbase database.
306
miRTarBase ID miRNA Experiments Reference
MIRT054386 hsa-miR-24-3p Luciferase reporter assay 22891046
MIRT054386 hsa-miR-24-3p Luciferase reporter assay 22891046
MIRT618947 hsa-miR-8485 HITS-CLIP 19536157
MIRT618945 hsa-miR-329-3p HITS-CLIP 19536157
MIRT618944 hsa-miR-362-3p HITS-CLIP 19536157
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
39
GO ID Ontology Definition Evidence Reference
GO:0000122 Process Negative regulation of transcription by RNA polymerase II IEA
GO:0000122 Process Negative regulation of transcription by RNA polymerase II ISS
GO:0001046 Function Core promoter sequence-specific DNA binding ISS
GO:0001227 Function DNA-binding transcription repressor activity, RNA polymerase II-specific ISS
GO:0001786 Function Phosphatidylserine binding IDA 24001019
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
605267 14202 ENSG00000149596
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
Q9BR39
Protein name Junctophilin-2 (JP-2) (Junctophilin type 2) [Cleaved into: Junctophilin-2 N-terminal fragment (JP2NT)]
Protein function [Junctophilin-2]: Membrane-binding protein that provides a structural bridge between the plasma membrane and the sarcoplasmic reticulum and is required for normal excitation-contraction coupling in cardiomyocytes (PubMed:20095964). Provides a st
PDB 7RXE , 7RXQ
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF02493 MORN 14 36 MORN repeat Repeat
PF02493 MORN 38 59 MORN repeat Repeat
PF02493 MORN 60 78 MORN repeat Repeat
PF02493 MORN 82 103 MORN repeat Repeat
PF02493 MORN 106 128 MORN repeat Repeat
PF02493 MORN 129 151 MORN repeat Repeat
PF02493 MORN 291 313 MORN repeat Repeat
PF02493 MORN 314 336 MORN repeat Repeat
Tissue specificity TISSUE SPECIFICITY: Specifically expressed in skeletal muscle and heart. {ECO:0000269|PubMed:10891348}.
Sequence
MSGGRFDFDDGGAYCGGWEGGKAHGHGLCTGPKGQGEYSGSWNFGFEVAGVYTWPSGNTF
EGYWSQGKRHGLGIETKG
RWLYKGEWTHGFKGRYGIRQSSSSGAKYEGTWNNGLQDGYGT
ETYADGGT
YQGQFTNGMRHGYGVRQSVPYGMAVVVRSPLRTSLSSLRSEHSNGTVAPDSP
ASPASDGPALPSPAIPRGGFALSLLANAEAAARAPKGGGLFQRGALLGKLRRAESRTSVG
SQRSRVSFLKSDLSSGASDAASTASLGEAAEGADEAAPFEADIDATTTETYMGEWKNDKR
SGFGVSERSSGLR
YEGEWLDNLRHGYGCTTLPDGHREEGKYRHNVLVKDTKRRMLQLKSN
KVRQKVEHSVEGAQRAAAIARQKAEIAASRTSHAKAKAEAAEQAALAANQESNIARTLAR
ELAPDFYQPGPEYQKRRLLQEILENSESLLEPPDRGAGAAGLPQPPRESPQLHERETPRP
EGGSPSPAGTPPQPKRPRPGVSKDGLLSPGAWNGEPSGEGSRSVTPSEGAGRRSPARPAT
ERMAIEALQAPPAPSREPEVALYQGYHSYAVRTTPPEPPPFEDQPEPEVSGSESAPSSPA
TAPLQAPTLRGPEPARETPAKLEPKPIIPKAEPRAKARKTEARGLTKAGAKKKARKEAAL
AAEAEVEVEEVPNTILICMVILLNIGLAILFVHLLT
Sequence length 696
Interactions View interactions
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
37
Evidence Score: ★☆☆☆☆  Gene-disease association found in Text Mining only ★★☆☆☆  Found in Text Mining and Unknown/Other Associations ★★★☆☆  Reported in Unknown/Other Associations across ≥2 Sources ★★★★☆  ClinVar: Pathogenic/Likely Pathogenic (<5 Variants) ★★★★★  ClinVar: Pathogenic/Likely Pathogenic (≥5 Variants)
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
Cardiomyopathy, dilated, 2E Pathogenic rs2145838034 RCV001572617
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Cardiovascular phenotype Likely pathogenic; Pathogenic rs587782951 RCV006342109
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Hypertrophic cardiomyopathy Likely pathogenic; Pathogenic rs587782951 RCV000466489
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Hypertrophic cardiomyopathy 17 Pathogenic; Likely pathogenic rs1600482909, rs387906898, rs754529157 RCV000023408
RCV000023410
RCV001029948
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Unknown / Other Associations ClinVar entries with uncertain/conflicting evidence, and associations from other databases (OMIM, Orphanet, GWAS, etc.) where the gene is not established as causal.
Phenotype Name Clinical Significance Source Evidence Score
ATRIAL FIBRILLATION GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
ATTENTION DEFICIT HYPERACTIVITY DISORDER GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
CARDIOMYOPATHIES Disgenet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Cardiomyopathy Conflicting classifications of pathogenicity; Likely benign; Benign ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
Arrhythmogenic Right Ventricular Dysplasia Arrhythmogenic right ventricular cardiomyopathy Pubtator 33947203 Associate
★☆☆☆☆
Found in Text Mining only
Atrial Fibrillation Atrial Fibrillation BEFREE 26869393, 29930145
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Atrioventricular Block Atrioventricular block Pubtator 30235249 Associate
★☆☆☆☆
Found in Text Mining only
Cardiomyopathies Cardiomyopathy BEFREE 17509612
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Cardiomyopathies Cardiomyopathy Pubtator 17509612, 36357925 Associate
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Cardiomyopathies Cardiomyopathy GENOMICS_ENGLAND_DG
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Cardiomyopathies Cardiomyopathy HPO_DG
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Cardiomyopathy Dilated Dilated cardiomyopathy Pubtator 17509612, 31227780, 32879264, 36129056 Associate
★☆☆☆☆
Found in Text Mining only
Cardiomyopathy Hypertrophic Hypertrophic cardiomyopathy Pubtator 17509612, 22515980, 24001019, 30235249, 30681346, 31227780, 32777767, 32879264, 33947203, 35238659 Associate
★☆☆☆☆
Found in Text Mining only
Cardiomyopathy, Dilated Cardiomyopathy BEFREE 31227780
★★☆☆☆
Found in Text Mining + Unknown/Other Associations