Annotations: 9M8L

cryo-EM structure of human TAS2R4

External Resource: Annotation

Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
D [auth B]	PF25391	G protein beta WD-40 repeat protein (WD40_Gbeta)	G protein beta WD-40 repeat protein	-	Repeat
A [auth R]	PF05296	Taste receptor protein (TAS2R) (TAS2R)	Taste receptor protein (TAS2R)	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
E [auth A]	Guanine nucleotide-binding protein G(s) subunit alpha isoforms short	-	-	-
D [auth B]	Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-3	cytoskeletal protein binding spectrin binding protein-containing complex binding protein binding binding enzyme binding GTPase binding pyrophosphatase activity GTPase activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity cytoskeletal protein binding spectrin binding protein-containing complex binding protein binding binding enzyme binding GTPase binding pyrophosphatase activity GTPase activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity signaling receptor complex adaptor activity protein-macromolecule adaptor activity molecular adaptor activity signaling adaptor activity	multicellular organismal process system process circulatory system process regulation of blood pressure biological regulation regulation of biological quality blood circulation regulation of biological process regulation of cellular process regulation of hormone metabolic process regulation of hormone levels cellular process metabolic process regulation of metabolic process multicellular organismal process system process circulatory system process regulation of blood pressure biological regulation regulation of biological quality blood circulation regulation of biological process regulation of cellular process regulation of hormone metabolic process regulation of hormone levels cellular process metabolic process regulation of metabolic process hormone metabolic process regulation of biosynthetic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of gene expression biosynthetic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of cellular component size homeostatic process cell volume homeostasis cellular component organization cellular homeostasis cellular component organization or biogenesis regulation of cell size regulation of anatomical structure size neutral lipid metabolic process regulation of triglyceride metabolic process regulation of lipid metabolic process primary metabolic process regulation of primary metabolic process triglyceride metabolic process glycerolipid metabolic process acylglycerol metabolic process lipid metabolic process regulation of cholesterol metabolic process sterol metabolic process steroid metabolic process regulation of steroid metabolic process cholesterol metabolic process alcohol metabolic process secondary alcohol metabolic process regulation of small molecule metabolic process small molecule metabolic process regulation of phospholipid metabolic process phospholipid metabolic process organophosphate metabolic process regulation of phosphorus metabolic process phosphorus metabolic process developmental process fat cell differentiation regulation of developmental process cellular developmental process regulation of cell differentiation cell differentiation regulation of fat cell differentiation cellular response to stimulus response to stimulus signaling G protein-coupled receptor signaling pathway signal transduction cell communication monosaccharide metabolic process carbohydrate metabolic process hexose metabolic process regulation of carbohydrate metabolic process regulation of glucose metabolic process glucose metabolic process	protein-containing complex extrinsic component of plasma membrane catalytic complex plasma membrane protein complex cytoplasmic side of membrane membrane plasma membrane membrane protein complex heterotrimeric G-protein complex side of membrane cell periphery cellular anatomical structure cytoplasmic side of plasma membrane GTPase complex protein-containing complex extrinsic component of plasma membrane catalytic complex plasma membrane protein complex cytoplasmic side of membrane membrane plasma membrane membrane protein complex heterotrimeric G-protein complex side of membrane cell periphery cellular anatomical structure cytoplasmic side of plasma membrane GTPase complex extrinsic component of membrane extrinsic component of cytoplasmic side of plasma membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection cell body
C [auth G]	Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-13	protein binding binding G-protein beta-subunit binding	cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling biological regulation G protein-coupled receptor signaling pathway cellular process signal transduction cell communication phospholipase C-activating G protein-coupled receptor signaling pathway multicellular organismal process system process sensory perception of chemical stimulus cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling biological regulation G protein-coupled receptor signaling pathway cellular process signal transduction cell communication phospholipase C-activating G protein-coupled receptor signaling pathway multicellular organismal process system process sensory perception of chemical stimulus sensory perception nervous system process sensory perception of taste	cell periphery cellular anatomical structure plasma membrane membrane somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection protein-containing complex extrinsic component of plasma membrane catalytic complex plasma membrane protein complex cell periphery cellular anatomical structure plasma membrane membrane somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection protein-containing complex extrinsic component of plasma membrane catalytic complex plasma membrane protein complex cytoplasmic side of membrane membrane protein complex heterotrimeric G-protein complex side of membrane cytoplasmic side of plasma membrane GTPase complex extrinsic component of membrane extrinsic component of cytoplasmic side of plasma membrane synapse cell junction
B [auth N]	Single-chain variable fragment 16	-	-	-
A [auth R]	Taste receptor type 2 member 4	taste receptor activity molecular transducer activity transmembrane signaling receptor activity signaling receptor activity bitter taste receptor activity G protein-coupled receptor activity	multicellular organismal process system process nervous system process response to stimulus detection of chemical stimulus involved in sensory perception of bitter taste detection of chemical stimulus involved in sensory perception of taste detection of stimulus sensory perception of chemical stimulus sensory perception sensory perception of taste response to chemical detection of chemical stimulus sensory perception of bitter taste detection of stimulus involved in sensory perception multicellular organismal process system process nervous system process response to stimulus detection of chemical stimulus involved in sensory perception of bitter taste detection of chemical stimulus involved in sensory perception of taste detection of stimulus sensory perception of chemical stimulus sensory perception sensory perception of taste response to chemical detection of chemical stimulus sensory perception of bitter taste detection of stimulus involved in sensory perception detection of chemical stimulus involved in sensory perception	cell periphery cellular anatomical structure plasma membrane membrane membrane-bounded organelle cilium ciliary membrane plasma membrane bounded cell projection cell projection bounding membrane of organelle organelle plasma membrane region organelle membrane cell projection membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
D [auth B]	IPR019775	WD40 repeat, conserved site	Conserved Site
D [auth B]	IPR020472	PAC1/LIS1-like, WD-40 repeat	Repeat
D [auth B]	IPR001632	G-protein beta subunit-like, WD40 repeats	Domain
D [auth B]	IPR015943	WD40/YVTN repeat-like-containing domain superfamily	Homologous Superfamily
D [auth B]	IPR016346	G-protein subunit beta 1-5	Family
D [auth B]	IPR036322	WD40-repeat-containing domain superfamily	Homologous Superfamily
D [auth B]	IPR001680	WD40 repeat	Repeat
C [auth G]	IPR015898	G-protein, gamma subunit-like domain	Domain
C [auth G]	IPR036284	G-protein gamma-like domain superfamily	Homologous Superfamily
C [auth G]	IPR039227	Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-13	Family
C [auth G]	IPR001770	G-protein, gamma subunit	Family
A [auth R]	IPR030055	Taste receptor type 2 member 4	Family
A [auth R]	IPR007960	Taste receptor type 2	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
D [auth B]	: P16520	congenital stationary night blindness hypertensive disorder congenital stationary night blindness 1H type 2 diabetes mellitus visual epilepsy essential hypertension Weight Gain obesity disorder coronary artery disease essential hypertension, genetic maturity-onset diabetes of the young bipolar disorder cone-rod synaptic disorder, congenital nonprogressive depressive disorder hereditary night blindness congenital stationary night blindness hypertensive disorder congenital stationary night blindness 1H type 2 diabetes mellitus visual epilepsy essential hypertension Weight Gain obesity disorder coronary artery disease essential hypertension, genetic maturity-onset diabetes of the young bipolar disorder cone-rod synaptic disorder, congenital nonprogressive depressive disorder hereditary night blindness large cell medulloblastoma medulloblastoma colorectal cancer pituitary cancer congenital stationary night blindness 2A major depressive disorder night blindness congenital stationary night blindness 1B schizophrenia
C [auth G]	: Q9P2W3	atypical teratoid rhabdoid tumor glioblastoma bone disease malignant ependymoma Crohn disease subependymal giant cell astrocytoma
A [auth R]	: Q9NYW5	atrioventricular block congestive heart failure lung cancer cardiac arrest Hypovolemic Shock common cold

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

9M8L | pdb_00009m8l

cryo-EM structure of human TAS2R4

External Resource: Annotation

Protein Family Annotation Pfam Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage

Pharos: Disease Associations Pharos Homepage Annotation