Gene
Entrez ID Entrez Gene ID - the GENE ID in NCBI Gene database.
10021
Gene name Gene Name - the full gene name approved by the HGNC.
Hyperpolarization activated cyclic nucleotide gated potassium channel 4
Gene symbol Gene Symbol - the official gene symbol approved by the HGNC.
HCN4
Synonyms (NCBI Gene) Gene synonyms aliases
BRGDA8, EIG18, SSS2
Chromosome Chromosome number
15
Chromosome location Chromosomal Location - indicates the cytogenetic location of the gene or region on the chromosome.
15q24.1
Summary Summary of gene provided in NCBI Entrez Gene.
This gene encodes a member of the hyperpolarization-activated cyclic nucleotide-gated potassium channels. The encoded protein shows slow kinetics of activation and inactivation, and is necessary for the cardiac pacemaking process. This channel may also me
SNPs SNP information provided by dbSNP.
SNP ID Visualize variation Clinical significance Consequence
rs62641689 C>A,T Likely-pathogenic, likely-benign, benign-likely-benign Missense variant, coding sequence variant
rs104894485 C>T Pathogenic Missense variant, coding sequence variant
rs104894488 G>A,T Likely-benign, pathogenic Missense variant, coding sequence variant, synonymous variant
rs121908411 C>G Pathogenic Missense variant, coding sequence variant
rs138714806 C>G,T Likely-benign, conflicting-interpretations-of-pathogenicity Missense variant, coding sequence variant
miRNA miRNA information provided by mirtarbase database.
miRTarBase ID miRNA Experiments Reference
MIRT000933 hsa-miR-1-3p qRT-PCR, Luciferase reporter assay, Western blot 18458081
MIRT000933 hsa-miR-1-3p Luciferase reporter assay 18458081
MIRT000329 hsa-miR-133a-3p Luciferase reporter assay 18458081
MIRT016694 hsa-miR-133b Reporter assay;Western blot;qRT-PCR;Other 18458081
MIRT000933 hsa-miR-1-3p Microarray 18668037
Transcription factors
Transcription factor Regulation Reference
SP1 Activation 19471099
Gene ontology (GO) Gene ontology information of associated ontologies with gene provided by GO database.
GO ID Ontology Definition Evidence Reference
GO:0000166 Function Nucleotide binding IEA
GO:0002027 Process Regulation of heart rate IMP 16407510
GO:0003163 Process Sinoatrial node development NAS 26786210
GO:0003254 Process Regulation of membrane depolarization IBA
GO:0003254 Process Regulation of membrane depolarization IDA 12750403, 16043489
Other IDs Other ids provides unique ids of gene in databases such as OMIM, HGNC, ENSEMBLE.
MIM HGNC e!Ensembl
605206 16882 ENSG00000138622
Protein
UniProt ID Q9Y3Q4
Protein name Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 4
Protein function Hyperpolarization-activated ion channel that are permeable to Na(+) and K(+) ions with very slow activation and inactivation (PubMed:10228147, PubMed:10430953, PubMed:20829353). Exhibits higher selectivity for K(+) over Na(+) ions (PubMed:102281
PDB 2MNG , 3OTF , 3U11 , 4HBN , 4KL1 , 4NVP , 6GYN , 6GYO
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF08412 Ion_trans_N 218 261 Ion transport protein N-terminal Family
PF00520 Ion_trans 262 525 Ion transport protein Family
PF00027 cNMP_binding 613 696 Cyclic nucleotide-binding domain Domain
Tissue specificity TISSUE SPECIFICITY: Highly expressed in thalamus, testis and in heart, both in ventricle and atrium. Detected at much lower levels in amygdala, substantia nigra, cerebellum and hippocampus. {ECO:0000269|PubMed:10228147, ECO:0000269|PubMed:10430953}.
Sequence
MDKLPPSMRKRLYSLPQQVGAKAWIMDEEEDAEEEGAGGRQDPSRRSIRLRPLPSPSPSA
AAGGTESRSSALGAADSEGPARGAGKSSTNGDCRRFRGSLASLGSRGGGSGGTGSGSSHG
HLHDSAEERRLIAEGDASPGEDRTPPGLAAEPERPGASAQPAASPPPPQQPPQPASASCE
QPSVDTAIKVEGGAAAGDQILPEAEVRLGQAGFMQRQFGAMLQPGVNKFSLRMFGSQKAV
EREQERVKSAGFWIIHPYSDF
RFYWDLTMLLLMVGNLIIIPVGITFFKDENTTPWIVFNV
VSDTFFLIDLVLNFRTGIVVEDNTEIILDPQRIKMKYLKSWFMVDFISSIPVDYIFLIVE
TRIDSEVYKTARALRIVRFTKILSLLRLLRLSRLIRYIHQWEEIFHMTYDLASAVVRIVN
LIGMMLLLCHWDGCLQFLVPMLQDFPDDCWVSINNMVNNSWGKQYSYALFKAMSHMLCIG
YGRQAPVGMSDVWLTMLSMIVGATCYAMFIGHATALIQSLDSSRR
QYQEKYKQVEQYMSF
HKLPPDTRQRIHDYYEHRYQGKMFDEESILGELSEPLREEIINFNCRKLVASMPLFANAD
PNFVTSMLTKLRFEVFQPGDYIIREGTIGKKMYFIQHGVVSVLTKGNKETKLADGSYFGE
ICLLTRGRRTASVRADTYCRLYSLSVDNFNEVLEEY
PMMRRAFETVALDRLDRIGKKNSI
LLHKVQHDLNSGVFNYQENEIIQQIVQHDREMAHCAHRVQAAASATPTPTPVIWTPLIQA
PLQAAAATTSVAIALTHHPRLPAAIFRPPPGSGLGNLGAGQTPRHLKRLQSLIPSALGSA
SPASSPSQVDTPSSSSFHIQQLAGFSAPAGLSPLLPSSSSSPPPGACGSPSAPTPSAGVA
ATTIAGFGHFHKALGGSLSSSDSPLLTPLQPGARSPQAAQPSPAPPGARGGLGLPEHFLP
PPPSSRSPSSSPGQLGQPPGELSLGLATGPLSTPETPPRQPEPPSLVAGASGGASPVGFT
PRGGLSPPGHSPGPPRTFPSAPPRASGSHGSLLLPPASSPPPPQVPQRRGTPPLTPGRLT
QDLKLISASQPALPQDGAQTLRRASPHSSGESMAAFPLFPRAGGGSGGSGSSGGLGPPGR
PYGAIPGQHVTLPRKTSSGSLPPPLSLFGARATSSGGPPLTAGPQREPGARPEPVRSKLP
SNL
Sequence length 1203
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG   Reactome
  cAMP signaling pathway
Taste transduction
  HCN channels
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Associated diseases Disease associations categorized as Causal (pathogenic variants), Unknown (uncertain genetic evidence), or Text Mining (literature-based associations)
Causal Diseases caused by PATHOGENIC or LIKELY PATHOGENIC variants from ClinVar only
Disease merge term Disease name dbSNP ID References
Brugada Syndrome brugada syndrome 8 rs794727637, rs1057519275, rs1060500103, rs1555475434, rs755356387, rs1060500107 N/A
Sick Sinus Syndrome sick sinus syndrome 2, autosomal dominant rs1057519275, rs1057519276, rs104894488, rs1057519015, rs121908411, rs1057519274, rs794727637 N/A
Unknown Includes: (1) ClinVar NON-pathogenic variants (Uncertain, Benign, Conflicting, VUS), (2) GenCC associations, (3) GWAS associations, (4) CBGDA evidence-based associations. NOTE: Diseases with pathogenic evidence are excluded to avoid conflicts.
Disease merge term Disease name Evidence References Source
arrhythmogenic right ventricular cardiomyopathy Arrhythmogenic right ventricular cardiomyopathy N/A N/A ClinVar
Atrial Fibrillation atrial fibrillation, Atrial fibrillation N/A N/A ClinVar, GWAS
cardiac arrhythmia Cardiac arrhythmia N/A N/A ClinVar
cardiomyopathy Cardiomyopathy N/A N/A ClinVar
Associations from Text Mining Disease associations identified through Pubtator
Disease Name Relationship Type References
Acute Coronary Syndrome Associate 28666417
Anxiety Disorders Associate 21529705
Arrhythmias Cardiac Associate 36244448
Atrial Fibrillation Associate 25953654, 31315459
Atrial Fibrillation Stimulate 26005035
Atrial Remodeling Associate 31315459
Bradycardia Associate 34004232, 35219649, 35328031, 35864219
Brugada Syndrome Associate 22840528
Cardiac Complexes Premature Associate 26005035
Cardiomyopathies Associate 38032931