Q9JKU1 · TR119_RAT
- ProteinTaste receptor type 2 member 119
- GeneTas2r119
- StatusUniProtKB reviewed (Swiss-Prot)
- Organism
- Amino acids335 (go to sequence)
- Protein existenceEvidence at protein level
- Annotation score4/5
Function
function
Gustducin-coupled receptor implicated in the perception of bitter compounds in the oral cavity and the gastrointestinal tract. Signals through PLCB2 and the calcium-regulated cation channel TRPM5.
Miscellaneous
Several bitter taste receptors are expressed in a single taste receptor cell.
GO annotations
all annotations | all molecular function | virus receptor activity | dna binding | rna binding | cytoskeletal motor activity | catalytic activity | gtpase activity | structural molecule activity | transporter activity | cytoskeletal protein binding | lipid binding | cyclase activity | antioxidant activity | oxidoreductase activity | transferase activity | hydrolase activity | lyase activity | isomerase activity | ligase activity | protein tag activity | cargo receptor activity | histone binding | protein folding chaperone | translation regulator activity | nutrient reservoir activity | receptor ligand activity | molecular transducer activity | molecular adaptor activity | toxin activity | cell adhesion mediator activity | molecular function regulator activity | virus coreceptor activity | catalytic activity, acting on a protein | catalytic activity, acting on dna | catalytic activity, acting on rna | molecular carrier activity | transcription regulator activity | general transcription initiation factor activity | molecular sensor activity | molecular sequestering activity | atp-dependent activity | other molecular function | all biological process | mitotic cell cycle | cytokinesis | cytoplasmic translation | immune system process | muscle system process | circulatory system process | renal system process | respiratory system process | carbohydrate metabolic process | generation of precursor metabolites and energy | dna replication | dna repair | dna recombination | chromatin organization | dna-templated transcription | regulation of dna-templated transcription | trna metabolic process | protein folding | protein glycosylation | amino acid metabolic process | modified amino acid metabolic process | lipid metabolic process | vitamin metabolic process | sulfur compound metabolic process | intracellular protein transport | nucleocytoplasmic transport | autophagy | inflammatory response | mitochondrion organization | cytoskeleton organization | microtubule-based movement | peroxisome organization | lysosome organization | chromosome segregation | cell adhesion | establishment or maintenance of cell polarity | programmed cell death | photosynthesis | mrna metabolic process | snrna metabolic process | vesicle-mediated transport | reproductive process | digestive system process | signaling | cell differentiation | protein catabolic process | extracellular matrix organization | regulatory ncrna-mediated gene silencing | telomere organization | cell junction organization | wound healing | ribosome biogenesis | cilium organization | anatomical structure development | cell motility | nervous system process | endocrine process | protein maturation | transmembrane transport | nucleobase-containing small molecule metabolic process | hepaticobiliary system process | membrane organization | protein-containing complex assembly | cell wall organization or biogenesis | nitrogen cycle metabolic process | protein localization to plasma membrane | defense response to other organism | detoxification | meiotic nuclear division | mitotic nuclear division | mitochondrial gene expression | carbohydrate derivative metabolic process | other biological process | all cellular component | nuclear chromosome | extracellular region | extracellular space | cell wall | nucleus | nuclear envelope | nucleoplasm | chromosome | nucleolus | mitochondrion | lysosome | endosome | vacuole | peroxisome | endoplasmic reticulum | golgi apparatus | lipid droplet | microtubule organizing center | cytosol | ribosome | cytoskeleton | plasma membrane | cilium | plastid | thylakoid | external encapsulating structure | extracellular matrix | cytoplasmic vesicle | organelle | other cellular component | |||
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Aspect | Term | |
---|---|---|
Cellular Component | membrane | |
Molecular Function | bitter taste receptor activity | |
Molecular Function | G protein-coupled receptor activity | |
Molecular Function | taste receptor activity | |
Biological Process | detection of chemical stimulus involved in sensory perception of bitter taste |
Keywords
- Molecular function
- Biological process
Enzyme and pathway databases
Names & Taxonomy
Protein names
- Recommended nameTaste receptor type 2 member 119
- Short namesT2R119
- Alternative names
Gene names
Organism names
- Organism
- Taxonomic lineageEukaryota > Metazoa > Chordata > Craniata > Vertebrata > Euteleostomi > Mammalia > Eutheria > Euarchontoglires > Glires > Rodentia > Myomorpha > Muroidea > Muridae > Murinae > Rattus
Accessions
- Primary accessionQ9JKU1
Proteomes
Organism-specific databases
Subcellular Location
UniProt Annotation
GO Annotation
Membrane ; Multi-pass membrane protein
Features
Showing features for topological domain, transmembrane.
Type | ID | Position(s) | Description | |||
---|---|---|---|---|---|---|
Topological domain | 1-7 | Extracellular | ||||
Sequence: MMEGHIL | ||||||
Transmembrane | 8-28 | Helical; Name=1 | ||||
Sequence: FFFLVVMVQFVTGVLANGLIV | ||||||
Topological domain | 29-43 | Cytoplasmic | ||||
Sequence: VVHAIDLIMWKKMAP | ||||||
Transmembrane | 44-64 | Helical; Name=2 | ||||
Sequence: LDLLLFCLATSRIILQLCILF | ||||||
Topological domain | 65-81 | Extracellular | ||||
Sequence: AQLCLFSLVRHTLFEDN | ||||||
Transmembrane | 82-102 | Helical; Name=3 | ||||
Sequence: ITFVFIINELSLWFATWLGVF | ||||||
Topological domain | 103-124 | Cytoplasmic | ||||
Sequence: YCAKIATIPHPLFLWLKMRISR | ||||||
Transmembrane | 125-145 | Helical; Name=4 | ||||
Sequence: LVPWLILGSVLYVIITTFIHS | ||||||
Topological domain | 146-176 | Extracellular | ||||
Sequence: RETSAILKPIFISLFPKNATQVGTGHATLLS | ||||||
Transmembrane | 177-197 | Helical; Name=5 | ||||
Sequence: VLVLGLTLPLFIFTVAVLLLI | ||||||
Topological domain | 198-224 | Cytoplasmic | ||||
Sequence: YSLWNYSRQMRTMVGTREYSGHAHISA | ||||||
Transmembrane | 225-245 | Helical; Name=6 | ||||
Sequence: MLSILSFLILYLSHYMVAVLI | ||||||
Topological domain | 246-256 | Extracellular | ||||
Sequence: STQVLYLGSRT | ||||||
Transmembrane | 257-277 | Helical; Name=7 | ||||
Sequence: FVFCLLVIGMYPSIHSIVLIL | ||||||
Topological domain | 278-335 | Cytoplasmic | ||||
Sequence: GNPKLKRNAKMFIVHCKCCHCTRAWVTSRSPRLSDLPVPPTHPSANKTSCSEACIMPS |
Keywords
- Cellular component
PTM/Processing
Features
Showing features for chain, glycosylation.
Type | ID | Position(s) | Description | |||
---|---|---|---|---|---|---|
Chain | PRO_0000082193 | 1-335 | Taste receptor type 2 member 119 | |||
Sequence: MMEGHILFFFLVVMVQFVTGVLANGLIVVVHAIDLIMWKKMAPLDLLLFCLATSRIILQLCILFAQLCLFSLVRHTLFEDNITFVFIINELSLWFATWLGVFYCAKIATIPHPLFLWLKMRISRLVPWLILGSVLYVIITTFIHSRETSAILKPIFISLFPKNATQVGTGHATLLSVLVLGLTLPLFIFTVAVLLLIYSLWNYSRQMRTMVGTREYSGHAHISAMLSILSFLILYLSHYMVAVLISTQVLYLGSRTFVFCLLVIGMYPSIHSIVLILGNPKLKRNAKMFIVHCKCCHCTRAWVTSRSPRLSDLPVPPTHPSANKTSCSEACIMPS | ||||||
Glycosylation | 81 | N-linked (GlcNAc...) asparagine | ||||
Sequence: N | ||||||
Glycosylation | 163 | N-linked (GlcNAc...) asparagine | ||||
Sequence: N |
Keywords
- PTM
Proteomic databases
PTM databases
Expression
Tissue specificity
Expressed in subsets of taste receptor cells of the tongue and palate epithelium and exclusively in gustducin-positive cells. Expressed in the duodenum, antrum and fundus (part of the stomach).
Interaction
Protein-protein interaction databases
Structure
Family & Domains
Features
Showing features for region.
Type | ID | Position(s) | Description | |||
---|---|---|---|---|---|---|
Region | 308-327 | Disordered | ||||
Sequence: PRLSDLPVPPTHPSANKTSC |
Sequence similarities
Belongs to the G-protein coupled receptor T2R family.
Keywords
- Domain
Phylogenomic databases
Family and domain databases
Protein family/group databases
Sequence
- Sequence statusComplete
- Length335
- Mass (Da)37,852
- Last updated2000-10-01 v1
- ChecksumAB8A1CEDDE70C12C
Computationally mapped potential isoform sequences
There is 1 potential isoform mapped to this entry
Entry | Entry name | Gene name | Length | ||
---|---|---|---|---|---|
F1LMS0 | F1LMS0_RAT | Tas2r119 | 335 |
Keywords
- Technical term
Sequence databases
Nucleotide Sequence | Protein Sequence | Molecule Type | Status | |
---|---|---|---|---|
AF227140 EMBL· GenBank· DDBJ | AAF43913.1 EMBL· GenBank· DDBJ | mRNA |