Gene Gene information from NCBI Gene database.
Entrez ID 1140
Gene name Cholinergic receptor nicotinic beta 1 subunit
Gene symbol CHRNB1
Synonyms (NCBI Gene)
ACHRBCHRNBCMS1DCMS2ACMS2CSCCMS
Chromosome 17
Chromosome location 17p13.1
Summary The muscle acetylcholine receptor is composed of five subunits: two alpha subunits and one beta, one gamma, and one delta subunit. This gene encodes the beta subunit of the acetylcholine receptor. The acetylcholine receptor changes conformation upon acety
SNPs SNP information provided by dbSNP.
11
SNP ID Visualize variation Clinical significance Consequence
rs75019736 G>A Conflicting-interpretations-of-pathogenicity, uncertain-significance Synonymous variant, coding sequence variant
rs137852810 G>A Likely-pathogenic, pathogenic Coding sequence variant, missense variant
rs137852811 C>A Pathogenic Coding sequence variant, missense variant
rs199875082 C>A,T Uncertain-significance, pathogenic Missense variant, coding sequence variant
rs201033437 C>G,T Pathogenic, uncertain-significance Synonymous variant, stop gained, coding sequence variant
miRNA miRNA information provided by mirtarbase database.
411
miRTarBase ID miRNA Experiments Reference
MIRT004951 hsa-miR-98-5p qRT-PCR 17942906
MIRT695097 hsa-miR-590-3p HITS-CLIP 23313552
MIRT695096 hsa-miR-1228-3p HITS-CLIP 23313552
MIRT695095 hsa-miR-6765-3p HITS-CLIP 23313552
MIRT695094 hsa-miR-4735-5p HITS-CLIP 23313552
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
55
GO ID Ontology Definition Evidence Reference
GO:0001941 Process Postsynaptic membrane organization IMP 8651643
GO:0003009 Process Skeletal muscle contraction IBA
GO:0003009 Process Skeletal muscle contraction IEA
GO:0004888 Function Transmembrane signaling receptor activity IEA
GO:0005216 Function Monoatomic ion channel activity IEA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
100710 1961 ENSG00000170175
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P11230
Protein name Acetylcholine receptor subunit beta
Protein function After binding acetylcholine, the AChR responds by an extensive change in conformation that affects all subunits and leads to opening of an ion-conducting channel across the plasma membrane.
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF02931 Neur_chan_LBD 27 245 Neurotransmitter-gated ion-channel ligand binding domain Family
PF02932 Neur_chan_memb 252 487 Neurotransmitter-gated ion-channel transmembrane region Family
Sequence
Sequence length 501
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG 
  Neuroactive ligand-receptor interaction  
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
27
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
Congenital myasthenic syndrome 2A Pathogenic; Likely pathogenic rs2150839428, rs780391043, rs2150842362, rs1908992563, rs2507858296, rs2507872027, rs2507872174, rs776540918, rs2507858850, rs2507872015, rs137852810, rs137852811, rs2069945390, rs199875082, rs781689096
View all (4 more)
RCV001380636
RCV001380974
RCV002046820
RCV002001892
RCV003053335
View all (14 more)
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Congenital myasthenic syndrome 2C Pathogenic rs137852810, rs2069945390 RCV004798739
RCV000020042
★★★★☆
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
BREAST CANCER GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
BREAST CARCINOMA GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
CHRNB1-related disorder Conflicting classifications of pathogenicity; Uncertain significance; Likely benign; Benign ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Congenital myasthenic syndrome 4C Benign; Conflicting classifications of pathogenicity; Likely benign; Uncertain significance 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
Alzheimer Disease Alzheimer disease Pubtator 31775875 Associate
★☆☆☆☆
Found in Text Mining only
Arthrogryposis Arthrogryposis Pubtator 33060286 Associate
★☆☆☆☆
Found in Text Mining only
Blepharoptosis Ptosis HPO_DG
★☆☆☆☆
Found in Text Mining only
Byzanthine arch palate High palate HPO_DG
★☆☆☆☆
Found in Text Mining only
Congenital Myasthenic Syndromes, Postsynaptic Myasthenic Syndrome CTD_human_DG
★☆☆☆☆
Found in Text Mining only
Congenital Myasthenic Syndromes, Presynaptic Myasthenic Syndrome CTD_human_DG
★☆☆☆☆
Found in Text Mining only
Facial paralysis Facial paralysis HPO_DG
★☆☆☆☆
Found in Text Mining only
Gross motor development delay Developmental delay HPO_DG
★☆☆☆☆
Found in Text Mining only
Myasthenia Gravis Myasthenia gravis Pubtator 35074870 Associate
★☆☆☆☆
Found in Text Mining only
Myasthenia Gravis Myasthenia Gravis BEFREE 9307231
★☆☆☆☆
Found in Text Mining only