Gene Gene information from NCBI Gene database.
Entrez ID 2891
Gene name Glutamate ionotropic receptor AMPA type subunit 2
Gene symbol GRIA2
Synonyms (NCBI Gene)
GLUR2GLURBGluA2GluR-K2HBGR2NEDLIBgluR-2gluR-B
Chromosome 4
Chromosome location 4q32.1
Summary Glutamate receptors are the predominant excitatory neurotransmitter receptors in the mammalian brain and are activated in a variety of normal neurophysiologic processes. This gene product belongs to a family of glutamate receptors that are sensitive to al
SNPs SNP information provided by dbSNP.
1
SNP ID Visualize variation Clinical significance Consequence
rs1579377564 G>T Likely-pathogenic Non coding transcript variant, coding sequence variant, missense variant
miRNA miRNA information provided by mirtarbase database.
18
miRTarBase ID miRNA Experiments Reference
MIRT003035 hsa-miR-181b-5p Luciferase assay/RT-PCR 18184693
MIRT003035 hsa-miR-181b-5p Luciferase reporter assay 18184693
MIRT003035 hsa-miR-181b-5p Reporter assay;Other 18184693
MIRT437343 hsa-miR-124-3p Luciferase reporter assayqRT-PCR 23595422
MIRT437343 hsa-miR-124-3p Luciferase reporter assay 27013590
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
47
GO ID Ontology Definition Evidence Reference
GO:0001540 Function Amyloid-beta binding ISS
GO:0001540 Function Amyloid-beta binding NAS 20032460
GO:0004970 Function Glutamate-gated receptor activity IDA 20614889
GO:0004970 Function Glutamate-gated receptor activity IEA
GO:0004971 Function AMPA glutamate receptor activity IBA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
138247 4572 ENSG00000120251
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P42262
Protein name Glutamate receptor 2 (GluR-2) (AMPA-selective glutamate receptor 2) (GluR-B) (GluR-K2) (Glutamate receptor ionotropic, AMPA 2)
Protein function Ionotropic glutamate receptor that functions as a ligand-gated cation channel, gated by L-glutamate and glutamatergic agonists such as alpha-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid (AMPA), quisqualic acid, and kainic acid (PubMed:2061
PDB 2WJW , 2WJX , 2XHD , 3R7X , 3RN8 , 3RNN , 3UA8 , 5H8S , 5YBF , 5YBG , 5ZG0 , 5ZG1 , 5ZG2 , 5ZG3 , 7F3O , 8I0B
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF01094 ANF_receptor 42 382 Receptor family ligand binding region Family
PF10613 Lig_chan-Glu_bd 414 529 Ligated ion channel L-glutamate- and glycine-binding site Domain
PF00060 Lig_chan 543 824 Ligand-gated ion channel Family
Sequence
MQKIMHISVLLSPVLWGLIFGVSSNSIQIGGLFPRGADQEYSAFRVGMVQFSTSEFRLTP
HIDNLEVANSFAVTNAFCSQFSRGVYAIFGFYDKKSVNTITSFCGTLHVSFITPSFPTDG
THPFVIQMRPDLKGALLSLIEYYQWDKFAYLYDSDRGLSTLQAVLDSAAEKKWQVTAINV
GNINNDKKDEMYRSLFQDLELKKERRVILDCERDKVNDIVDQVITIGKHVKGYHYIIANL
GFTDGDLLKIQFGGANVSGFQIVDYDDSLVSKFIERWSTLEEKEYPGAHTTTIKYTSALT
YDAVQVMTEAFRNLRKQRIEISRRGNAGDCLANPAVPWGQGVEIERALKQVQVEGLSGNI
KFDQNGKRINYTINIMELKTNG
PRKIGYWSEVDKMVVTLTELPSGNDTSGLENKTVVVTT
ILESPYVMMKKNHEMLEGNERYEGYCVDLAAEIAKHCGFKYKLTIVGDGKYGARDADTKI
WNGMVGELVYGKADIAIAPLTITLVREEVIDFSKPFMSLGISIMIKKPQ
KSKPGVFSFLD
PLAYEIWMCIVFAYIGVSVVLFLVSRFSPYEWHTEEFEDGRETQSSESTNEFGIFNSLWF
SLGAFMQQGCDISPRSLSGRIVGGVWWFFTLIIISSYTANLAAFLTVERMVSPIESAEDL
SKQTEIAYGTLDSGSTKEFFRRSKIAVFDKMWTYMRSAEPSVFVRTTAEGVARVRKSKGK
YAYLLESTMNEYIEQRKPCDTMKVGGNLDSKGYGIATPKGSSLRNAVNLAVLKLNEQGLL
DKLKNKWWYDKGECGSGGGDSKEKTSALSLSNVAGVFYILVGGL
GLAMLVALIEFCYKSR
AEAKRMKVAKNAQNINPSSSQNSQNFATYKEGYNVYGIESVKI
Sequence length 883
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG  Reactome
  cAMP signaling pathway
Neuroactive ligand-receptor interaction
Circadian entrainment
Long-term potentiation
Retrograde endocannabinoid signaling
Glutamatergic synapse
Dopaminergic synapse
Long-term depression
Amyotrophic lateral sclerosis
Huntington disease
Spinocerebellar ataxia
Pathways of neurodegeneration - multiple diseases
Cocaine addiction
Amphetamine addiction
Nicotine addiction
  Activation of AMPA receptors
Trafficking of GluR2-containing AMPA receptors
Unblocking of NMDA receptors, glutamate binding and activation
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
23
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
Neurodevelopmental delay Likely pathogenic rs2127000716, rs538981621 RCV002274340
RCV002274341
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Neurodevelopmental disorder with language impairment and behavioral abnormalities Likely pathogenic; Pathogenic rs143505003, rs2126940512, rs761753966, rs2126951773, rs2127000861, rs2127000875, rs2127004544, rs2127004559, rs2126866545, rs2126951829, rs2126940142, rs2126951757, rs2126885680, rs1734386587, rs2530754055
View all (14 more)
RCV001374379
RCV001374382
RCV001374384
RCV001374383
RCV001374380
View all (25 more)
★★★★★
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
ATOPIC RHINITIS Disgenet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
BIPOLAR DISORDER Disgenet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Chronic lymphocytic leukemia/small lymphocytic lymphoma Benign ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
EBV-positive nodal T- and NK-cell lymphoma 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
Adenocarcinoma Adenocarcinoma BEFREE 22644307
★☆☆☆☆
Found in Text Mining only
Adenocarcinoma of prostate Prostate adenocarcinoma BEFREE 22417861
★☆☆☆☆
Found in Text Mining only
Alzheimer Disease Alzheimer disease Pubtator 19295912 Stimulate
★☆☆☆☆
Found in Text Mining only
Alzheimer Disease Alzheimer disease Pubtator 33401309, 34269494 Associate
★☆☆☆☆
Found in Text Mining only
Amnesia Amnesia BEFREE 30009679
★☆☆☆☆
Found in Text Mining only
Amyotrophic Lateral Sclerosis Amyotrophic Lateral Sclerosis BEFREE 10589532, 12694394, 14985749, 15294873, 16225946, 18279310, 20372915, 20409611, 20424386, 22226999, 24355598, 28208729, 29944911
★☆☆☆☆
Found in Text Mining only
Amyotrophic Lateral Sclerosis Amyotrophic Lateral Sclerosis LHGDN 12125045, 14985749
★☆☆☆☆
Found in Text Mining only
Amyotrophic Lateral Sclerosis Amyotrophic lateral sclerosis Pubtator 12694394 Associate
★☆☆☆☆
Found in Text Mining only
Amyotrophic Lateral Sclerosis, Sporadic Lateral Sclerosis BEFREE 16225946, 20372915, 20424386
★☆☆☆☆
Found in Text Mining only
Anxiety Anxiety Disorder BEFREE 20153402
★☆☆☆☆
Found in Text Mining only