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glutamate ionotropic receptor kainate type subunit 2

Summary

Gene Symbol

GRIK2

Organism

Homo sapiens (human)

External Links

NCBI Gene

2898

PubChem

2898

Alliance of Genome Resources

HGNC:4580

Annotation

Keyword

3D-structure
Alternative splicing
Cell membrane
Disease variant
Disulfide bond
Epilepsy
Glycoprotein
Intellectual disability
Isopeptide bond
Ligand-gated ion channel
Phosphoprotein
Postsynaptic cell membrane
RNA editing
Receptor
Reference proteome
Signal
Transmembrane helix
Ubl conjugation

Proteins

Displaying **all 4** entries
UniProt	Protein Name
A0A8D9PH75
Q8IY40
A8K0H7
Q13002	Excitatory amino acid receptor 4 Glutamate receptor 6

Annotation information from UniProt.

Gene Ontology (GO)

Displaying entries **1 - 5** of 27 in total

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GO Term	Evidence Code	PMID
behavioral fear response	IEA
intracellular calcium ion homeostasis	IEA
glutamate receptor signaling pathway	TAS	7536611
chemical synaptic transmission	TAS	7536611
neuronal action potential	IEA

GO Hierarchy

biological process

cellular process [inference]

cell communication [inference]

cell-cell signaling [inference]

synaptic signaling [inference]

trans-synaptic signaling [inference]

anterograde trans-synaptic signaling [inference]

chemical synaptic transmission

synaptic transmission, glutamatergic

signal transduction [inference]

cell surface receptor signaling pathway [inference]

glutamate receptor signaling pathway

ionotropic glutamate receptor signaling pathway

intracellular signal transduction [inference]

second-messenger-mediated signaling [inference]

calcium-mediated signaling

ligand-gated ion channel signaling pathway [inference]

ionotropic glutamate receptor signaling pathway

cell death [inference]

programmed cell death [inference]

apoptotic process [inference]

neuron apoptotic process

cellular localization [inference]

localization within membrane [inference]

protein localization to membrane [inference]

receptor clustering

cellular macromolecule localization [inference]

protein localization [inference]

protein localization to membrane [inference]

receptor clustering

transmembrane transport [inference]

monoatomic ion transmembrane transport

multicellular organismal process [inference]

behavior [inference]

behavioral defense response [inference]

behavioral fear response

multicellular organismal response to stress [inference]

fear response [inference]

behavioral fear response

homeostatic process [inference]

cellular homeostasis [inference]

intracellular chemical homeostasis [inference]

intracellular monoatomic ion homeostasis [inference]

intracellular monoatomic cation homeostasis [inference]

intracellular calcium ion homeostasis

chemical homeostasis [inference]

monoatomic ion homeostasis [inference]

intracellular monoatomic ion homeostasis [inference]

intracellular monoatomic cation homeostasis [inference]

intracellular calcium ion homeostasis

monoatomic cation homeostasis [inference]

intracellular monoatomic cation homeostasis [inference]

intracellular calcium ion homeostasis

calcium ion homeostasis [inference]

intracellular calcium ion homeostasis

intracellular chemical homeostasis [inference]

intracellular monoatomic ion homeostasis [inference]

intracellular monoatomic cation homeostasis [inference]

intracellular calcium ion homeostasis

inorganic ion homeostasis [inference]

calcium ion homeostasis [inference]

intracellular calcium ion homeostasis

response to stimulus [inference]

response to stress [inference]

defense response [inference]

behavioral defense response [inference]

behavioral fear response

multicellular organismal response to stress [inference]

fear response [inference]

behavioral fear response

response to external stimulus [inference]

detection of external stimulus [inference]

detection of temperature stimulus [inference]

detection of temperature stimulus involved in sensory perception [inference]

detection of temperature stimulus involved in thermoception [inference]

detection of cold stimulus involved in thermoception

response to abiotic stimulus [inference]

response to temperature stimulus [inference]

detection of temperature stimulus [inference]

detection of temperature stimulus involved in sensory perception [inference]

detection of temperature stimulus involved in thermoception [inference]

detection of cold stimulus involved in thermoception

detection of abiotic stimulus [inference]

detection of temperature stimulus [inference]

detection of temperature stimulus involved in sensory perception [inference]

detection of temperature stimulus involved in thermoception [inference]

detection of cold stimulus involved in thermoception

detection of stimulus [inference]

detection of external stimulus [inference]

detection of temperature stimulus [inference]

detection of temperature stimulus involved in sensory perception [inference]

detection of temperature stimulus involved in thermoception [inference]

detection of cold stimulus involved in thermoception

detection of abiotic stimulus [inference]

detection of temperature stimulus [inference]

detection of temperature stimulus involved in sensory perception [inference]

detection of temperature stimulus involved in thermoception [inference]

detection of cold stimulus involved in thermoception

detection of stimulus involved in sensory perception [inference]

detection of temperature stimulus involved in sensory perception [inference]

detection of temperature stimulus involved in thermoception [inference]

detection of cold stimulus involved in thermoception

localization [inference]

macromolecule localization [inference]

cellular macromolecule localization [inference]

protein localization [inference]

protein localization to membrane [inference]

receptor clustering

establishment of localization [inference]

transport [inference]

monoatomic ion transport [inference]

monoatomic ion transmembrane transport

transmembrane transport [inference]

monoatomic ion transmembrane transport

cellular localization [inference]

localization within membrane [inference]

protein localization to membrane [inference]

receptor clustering

cellular macromolecule localization [inference]

protein localization [inference]

protein localization to membrane [inference]

receptor clustering

biological regulation [inference]

regulation of biological process [inference]

regulation of signaling [inference]

regulation of signal transduction [inference]

modulation of excitatory postsynaptic potential

regulation of intracellular signal transduction [inference]

regulation of MAPK cascade [inference]

regulation of stress-activated MAPK cascade [inference]

regulation of JNK cascade

regulation of stress-activated protein kinase signaling cascade [inference]

regulation of stress-activated MAPK cascade [inference]

regulation of JNK cascade

positive regulation of signaling [inference]

positive regulation of synaptic transmission

negative regulation of signaling [inference]

negative regulation of synaptic transmission [inference]

negative regulation of synaptic transmission, glutamatergic

regulation of trans-synaptic signaling [inference]

modulation of chemical synaptic transmission

regulation of synaptic plasticity [inference]

regulation of neuronal synaptic plasticity [inference]

negative regulation of synaptic transmission [inference]

negative regulation of synaptic transmission, glutamatergic

positive regulation of synaptic transmission

regulation of synaptic transmission, glutamatergic [inference]

negative regulation of synaptic transmission, glutamatergic

signaling [inference]

cell-cell signaling [inference]

synaptic signaling [inference]

trans-synaptic signaling [inference]

anterograde trans-synaptic signaling [inference]

chemical synaptic transmission

synaptic transmission, glutamatergic

positive regulation of biological process [inference]

positive regulation of signaling [inference]

positive regulation of synaptic transmission

positive regulation of cellular process [inference]

positive regulation of cell communication [inference]

positive regulation of synaptic transmission

positive regulation of programmed cell death [inference]

positive regulation of apoptotic process [inference]

positive regulation of neuron apoptotic process

negative regulation of biological process [inference]

negative regulation of signaling [inference]

negative regulation of synaptic transmission [inference]

negative regulation of synaptic transmission, glutamatergic

negative regulation of cellular process [inference]

negative regulation of cell communication [inference]

negative regulation of synaptic transmission [inference]

negative regulation of synaptic transmission, glutamatergic

negative regulation of programmed cell death [inference]

negative regulation of apoptotic process [inference]

negative regulation of neuron apoptotic process

regulation of response to stimulus [inference]

regulation of signal transduction [inference]

modulation of excitatory postsynaptic potential

regulation of intracellular signal transduction [inference]

regulation of MAPK cascade [inference]

regulation of stress-activated MAPK cascade [inference]

regulation of JNK cascade

regulation of stress-activated protein kinase signaling cascade [inference]

regulation of stress-activated MAPK cascade [inference]

regulation of JNK cascade

regulation of response to stress [inference]

regulation of cellular response to stress [inference]

regulation of stress-activated protein kinase signaling cascade [inference]

regulation of stress-activated MAPK cascade [inference]

regulation of JNK cascade

regulation of cellular process [inference]

signal transduction [inference]

cell surface receptor signaling pathway [inference]

glutamate receptor signaling pathway

ionotropic glutamate receptor signaling pathway

intracellular signal transduction [inference]

second-messenger-mediated signaling [inference]

calcium-mediated signaling

ligand-gated ion channel signaling pathway [inference]

ionotropic glutamate receptor signaling pathway

regulation of cell communication [inference]

regulation of signal transduction [inference]

modulation of excitatory postsynaptic potential

regulation of intracellular signal transduction [inference]

regulation of MAPK cascade [inference]

regulation of stress-activated MAPK cascade [inference]

regulation of JNK cascade

regulation of stress-activated protein kinase signaling cascade [inference]

regulation of stress-activated MAPK cascade [inference]

regulation of JNK cascade

positive regulation of cell communication [inference]

positive regulation of synaptic transmission

negative regulation of cell communication [inference]

negative regulation of synaptic transmission [inference]

negative regulation of synaptic transmission, glutamatergic

regulation of trans-synaptic signaling [inference]

modulation of chemical synaptic transmission

regulation of synaptic plasticity [inference]

regulation of neuronal synaptic plasticity [inference]

negative regulation of synaptic transmission [inference]

negative regulation of synaptic transmission, glutamatergic

positive regulation of synaptic transmission

regulation of synaptic transmission, glutamatergic [inference]

negative regulation of synaptic transmission, glutamatergic

regulation of programmed cell death [inference]

regulation of apoptotic process [inference]

positive regulation of apoptotic process [inference]

positive regulation of neuron apoptotic process

negative regulation of apoptotic process [inference]

negative regulation of neuron apoptotic process

regulation of neuron apoptotic process [inference]

positive regulation of programmed cell death [inference]

positive regulation of apoptotic process [inference]

positive regulation of neuron apoptotic process

negative regulation of programmed cell death [inference]

negative regulation of apoptotic process [inference]

negative regulation of neuron apoptotic process

positive regulation of cellular process [inference]

positive regulation of cell communication [inference]

positive regulation of synaptic transmission

positive regulation of programmed cell death [inference]

positive regulation of apoptotic process [inference]

positive regulation of neuron apoptotic process

negative regulation of cellular process [inference]

negative regulation of cell communication [inference]

negative regulation of synaptic transmission [inference]

negative regulation of synaptic transmission, glutamatergic

negative regulation of programmed cell death [inference]

negative regulation of apoptotic process [inference]

negative regulation of neuron apoptotic process

regulation of cellular response to stress [inference]

regulation of stress-activated protein kinase signaling cascade [inference]

regulation of stress-activated MAPK cascade [inference]

regulation of JNK cascade

regulation of multicellular organismal process [inference]

regulation of system process [inference]

regulation of nervous system process [inference]

modulation of excitatory postsynaptic potential

regulation of biological quality [inference]

regulation of membrane potential [inference]

action potential [inference]

neuronal action potential

regulation of postsynaptic membrane potential [inference]

regulation of synaptic plasticity [inference]

regulation of neuronal synaptic plasticity [inference]

Displaying entries **1 - 5** of 14 in total

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GO Term	Evidence Code	PMID
plasma membrane	TAS
plasma membrane	IDA	14511640
plasma membrane	IMP	34375587
plasma membrane	IBA
dendrite cytoplasm

GO Hierarchy

cellular component

protein-containing complex [inference]

receptor complex [inference]

plasma membrane signaling receptor complex [inference]

neurotransmitter receptor complex [inference]

ionotropic glutamate receptor complex [inference]

kainate selective glutamate receptor complex

membrane protein complex [inference]

plasma membrane protein complex [inference]

plasma membrane signaling receptor complex [inference]

neurotransmitter receptor complex [inference]

ionotropic glutamate receptor complex [inference]

kainate selective glutamate receptor complex

transmembrane transporter complex [inference]

monoatomic ion channel complex [inference]

ionotropic glutamate receptor complex [inference]

kainate selective glutamate receptor complex

cation channel complex [inference]

potassium channel complex [inference]

kainate selective glutamate receptor complex

sodium channel complex [inference]

kainate selective glutamate receptor complex

transporter complex [inference]

transmembrane transporter complex [inference]

monoatomic ion channel complex [inference]

ionotropic glutamate receptor complex [inference]

kainate selective glutamate receptor complex

cation channel complex [inference]

potassium channel complex [inference]

kainate selective glutamate receptor complex

sodium channel complex [inference]

kainate selective glutamate receptor complex

cellular anatomical entity [inference]

cytoplasm [inference]

cytoplasmic region [inference]

plasma membrane bounded cell projection cytoplasm [inference]

neuron projection cytoplasm [inference]

dendrite cytoplasm

membrane [inference]

plasma membrane

plasma membrane region [inference]

synaptic membrane [inference]

presynaptic membrane

postsynaptic specialization membrane [inference]

postsynaptic density membrane

cell junction [inference]

synapse [inference]

glutamatergic synapse

neuron to neuron synapse [inference]

asymmetric synapse [inference]

mossy fiber rosette

hippocampal mossy fiber to CA3 synapse

perikaryon

cell body [inference]

neuronal cell body

presynapse [inference]

terminal bouton

Displaying entries **1 - 5** of 14 in total

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GO Term	Evidence Code	PMID
SNARE binding
glutamate-gated receptor activity	IDA	14511640 7536611 8730589
glutamate-gated receptor activity	IMP	34375587
extracellularly glutamate-gated ion channel activity	IMP	28180184
kainate selective glutamate receptor activity	IDA	15537878

GO Hierarchy

molecular function

transporter activity [inference]

transmembrane transporter activity [inference]

organic acid transmembrane transporter activity [inference]

carboxylic acid transmembrane transporter activity [inference]

amino acid transmembrane transporter activity [inference]

glutamate-gated receptor activity

organic anion transmembrane transporter activity [inference]

carboxylic acid transmembrane transporter activity [inference]

amino acid transmembrane transporter activity [inference]

glutamate-gated receptor activity

monoatomic ion transmembrane transporter activity [inference]

monoatomic ion channel activity [inference]

monoatomic cation channel activity [inference]

calcium channel activity [inference]

ligand-gated calcium channel activity [inference]

glutamate-gated calcium ion channel activity

potassium channel activity [inference]

kainate selective glutamate receptor activity

sodium channel activity [inference]

ligand-gated sodium channel activity [inference]

kainate selective glutamate receptor activity

ligand-gated monoatomic cation channel activity [inference]

ligand-gated sodium channel activity [inference]

kainate selective glutamate receptor activity

ligand-gated calcium channel activity [inference]

glutamate-gated calcium ion channel activity

ligand-gated monoatomic ion channel activity [inference]

extracellular ligand-gated monoatomic ion channel activity [inference]

excitatory extracellular ligand-gated monoatomic ion channel activity [inference]

extracellularly glutamate-gated ion channel activity

transmitter-gated monoatomic ion channel activity [inference]

glutamate-gated receptor activity

transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential

ligand-gated monoatomic cation channel activity [inference]

ligand-gated sodium channel activity [inference]

kainate selective glutamate receptor activity

ligand-gated calcium channel activity [inference]

glutamate-gated calcium ion channel activity

ligand-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential

monoatomic cation transmembrane transporter activity [inference]

monoatomic cation channel activity [inference]

calcium channel activity [inference]

ligand-gated calcium channel activity [inference]

glutamate-gated calcium ion channel activity

potassium channel activity [inference]

kainate selective glutamate receptor activity

sodium channel activity [inference]

ligand-gated sodium channel activity [inference]

kainate selective glutamate receptor activity

ligand-gated monoatomic cation channel activity [inference]

ligand-gated sodium channel activity [inference]

kainate selective glutamate receptor activity

ligand-gated calcium channel activity [inference]

glutamate-gated calcium ion channel activity

metal ion transmembrane transporter activity [inference]

potassium ion transmembrane transporter activity [inference]

potassium channel activity [inference]

kainate selective glutamate receptor activity

sodium ion transmembrane transporter activity [inference]

sodium channel activity [inference]

ligand-gated sodium channel activity [inference]

kainate selective glutamate receptor activity

calcium ion transmembrane transporter activity [inference]

calcium channel activity [inference]

ligand-gated calcium channel activity [inference]

glutamate-gated calcium ion channel activity

inorganic molecular entity transmembrane transporter activity [inference]

inorganic cation transmembrane transporter activity [inference]

metal ion transmembrane transporter activity [inference]

potassium ion transmembrane transporter activity [inference]

potassium channel activity [inference]

kainate selective glutamate receptor activity

sodium ion transmembrane transporter activity [inference]

sodium channel activity [inference]

ligand-gated sodium channel activity [inference]

kainate selective glutamate receptor activity

calcium ion transmembrane transporter activity [inference]

calcium channel activity [inference]

ligand-gated calcium channel activity [inference]

glutamate-gated calcium ion channel activity

passive transmembrane transporter activity [inference]

channel activity [inference]

monoatomic ion channel activity [inference]

monoatomic cation channel activity [inference]

calcium channel activity [inference]

ligand-gated calcium channel activity [inference]

glutamate-gated calcium ion channel activity

potassium channel activity [inference]

kainate selective glutamate receptor activity

sodium channel activity [inference]

ligand-gated sodium channel activity [inference]

kainate selective glutamate receptor activity

ligand-gated monoatomic cation channel activity [inference]

ligand-gated sodium channel activity [inference]

kainate selective glutamate receptor activity

ligand-gated calcium channel activity [inference]

glutamate-gated calcium ion channel activity

ligand-gated monoatomic ion channel activity [inference]

extracellular ligand-gated monoatomic ion channel activity [inference]

excitatory extracellular ligand-gated monoatomic ion channel activity [inference]

extracellularly glutamate-gated ion channel activity

transmitter-gated monoatomic ion channel activity [inference]

glutamate-gated receptor activity

transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential

ligand-gated monoatomic cation channel activity [inference]

ligand-gated sodium channel activity [inference]

kainate selective glutamate receptor activity

ligand-gated calcium channel activity [inference]

glutamate-gated calcium ion channel activity

ligand-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential

gated channel activity [inference]

ligand-gated channel activity [inference]

ligand-gated monoatomic ion channel activity [inference]

extracellular ligand-gated monoatomic ion channel activity [inference]

excitatory extracellular ligand-gated monoatomic ion channel activity [inference]

extracellularly glutamate-gated ion channel activity

transmitter-gated monoatomic ion channel activity [inference]

glutamate-gated receptor activity

transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential

ligand-gated monoatomic cation channel activity [inference]

ligand-gated sodium channel activity [inference]

kainate selective glutamate receptor activity

ligand-gated calcium channel activity [inference]

glutamate-gated calcium ion channel activity

ligand-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential

transmitter-gated channel activity [inference]

transmitter-gated monoatomic ion channel activity [inference]

glutamate-gated receptor activity

transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential

amide transmembrane transporter activity [inference]

glutamate-gated receptor activity

salt transmembrane transporter activity [inference]

glutamate-gated receptor activity

potassium ion transmembrane transporter activity [inference]

potassium channel activity [inference]

kainate selective glutamate receptor activity

sodium ion transmembrane transporter activity [inference]

sodium channel activity [inference]

ligand-gated sodium channel activity [inference]

kainate selective glutamate receptor activity

calcium ion transmembrane transporter activity [inference]

calcium channel activity [inference]

ligand-gated calcium channel activity [inference]

glutamate-gated calcium ion channel activity

binding [inference]

protein binding [inference]

SNARE binding

enzyme binding [inference]

ubiquitin-like protein ligase binding [inference]

ubiquitin protein ligase binding

ubiquitin-like protein conjugating enzyme binding [inference]

ubiquitin conjugating enzyme binding

protein domain specific binding [inference]

PDZ domain binding

molecular transducer activity [inference]

signaling receptor activity [inference]

transmembrane signaling receptor activity [inference]

glutamate receptor activity [inference]

glutamate-gated receptor activity

neurotransmitter receptor activity [inference]

transmitter-gated channel activity [inference]

transmitter-gated monoatomic ion channel activity [inference]

glutamate-gated receptor activity

transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential

postsynaptic neurotransmitter receptor activity [inference]

neurotransmitter receptor activity involved in regulation of postsynaptic membrane potential [inference]

transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential

Gene Ontology information from NCBI Gene and UniProt.

OrthoDB (Group)

Group level

Eukaryota

Group Name

glutamate

Functional Category

E: Amino acid transport and metabolism
M: Cell wall/membrane/envelope biogenesis
T: Signal transduction mechanisms

Displaying **all 2** entries
Gene Ontology
ligand-gated monoatomic ion channel activity
monoatomic ion transport

Displaying **all 2** entries
InterPro
Periplasmic binding protein-like I
Receptor, ligand binding region

Disease

Disease Ontology

Displaying **all 2** entries
DO ID	Disease Name	Source
DOID:0081182	autosomal recessive intellectual developmental disorder 6	Alliance of Genome Resources
DOID:12858	Huntington's disease	Alliance of Genome Resources

Ortholog

Displaying entries **1 - 10** of **109** in total

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Species	Gene ID	Alliance of Genome Resources
Caenorhabditis elegans	2890	WB:WBGene00001612
Caenorhabditis elegans	2891	WB:WBGene00001612
Caenorhabditis elegans	2892	WB:WBGene00001612
Caenorhabditis elegans	2893	WB:WBGene00001612
Drosophila melanogaster	2897	FB:FBgn0039927
Xenopus laevis	2898	Xenbase:XB-GENE-6372207
Drosophila melanogaster	2899	FB:FBgn0039916
Drosophila melanogaster	2900	FB:FBgn0039916
Drosophila melanogaster	2901	FB:FBgn0039927
Caenorhabditis elegans	14799	WB:WBGene00001612

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LM-GlycoRepo

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OrthoDB (Group)

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Acknowledgements