The name of this superfamily has been modified since the most recent official CATH+ release (v4_4_0). At the point of the last release, this superfamily was named:

"
Rhodopsin 7-helix transmembrane proteins
".

Functional Families

Overview of the Structural Clusters (SC) and Functional Families within this CATH Superfamily. Clusters with a representative structure are represented by a filled circle.
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FunFam 87: prostaglandin E2 receptor EP3 subtype

Please note: GO annotations are assigned to the full protein sequence rather than individual protein domains. Since a given protein can contain multiple domains, it is possible that some of the annotations below come from additional domains that occur in the same protein, but have been classified elsewhere in CATH.

There are 6 GO terms relating to "molecular function"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Prostaglandin E receptor activity GO:0004957
Combining with prostaglandin E (PGE(2)) to initiate a change in cell activity.
3 E7FD73 (/IDA) P30557 (/IDA) P34980 (/IDA)
Prostaglandin E receptor activity GO:0004957
Combining with prostaglandin E (PGE(2)) to initiate a change in cell activity.
3 O00325 (/NAS) P43115 (/NAS) P43115 (/NAS)
Prostaglandin E receptor activity GO:0004957
Combining with prostaglandin E (PGE(2)) to initiate a change in cell activity.
2 P30557 (/IMP) P34980 (/IMP)
Prostaglandin E receptor activity GO:0004957
Combining with prostaglandin E (PGE(2)) to initiate a change in cell activity.
2 P43115 (/TAS) P43115 (/TAS)
Prostaglandin E receptor activity GO:0004957
Combining with prostaglandin E (PGE(2)) to initiate a change in cell activity.
1 P30557 (/ISO)
Protein binding GO:0005515
Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
1 P30557 (/IPI)

There are 82 GO terms relating to "biological process"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
G protein-coupled receptor signaling pathway GO:0007186
A series of molecular signals that proceeds with an activated receptor promoting the exchange of GDP for GTP on the alpha-subunit of an associated heterotrimeric G-protein complex. The GTP-bound activated alpha-G-protein then dissociates from the beta- and gamma-subunits to further transmit the signal within the cell. The pathway begins with receptor-ligand interaction, or for basal GPCR signaling the pathway begins with the receptor activating its G protein in the absence of an agonist, and ends with regulation of a downstream cellular process, e.g. transcription. The pathway can start from the plasma membrane, Golgi or nuclear membrane (PMID:24568158 and PMID:16902576).
2 P43115 (/TAS) P43115 (/TAS)
Cell death GO:0008219
Any biological process that results in permanent cessation of all vital functions of a cell. A cell should be considered dead when any one of the following molecular or morphological criteria is met: (1) the cell has lost the integrity of its plasma membrane; (2) the cell, including its nucleus, has undergone complete fragmentation into discrete bodies (frequently referred to as apoptotic bodies). The cell corpse (or its fragments) may be engulfed by an adjacent cell in vivo, but engulfment of whole cells should not be considered a strict criteria to define cell death as, under some circumstances, live engulfed cells can be released from phagosomes (see PMID:18045538).
2 P43115 (/TAS) P43115 (/TAS)
Positive regulation of fever generation GO:0031622
Any process that activates or increases the frequency, rate, or extent of fever generation.
2 P43115 (/ISS) P43115 (/ISS)
Fever generation GO:0001660
The heat generation process that results in a rise in body temperature above the normal, often as a response to infection.
1 P30557 (/IDA)
Fever generation GO:0001660
The heat generation process that results in a rise in body temperature above the normal, often as a response to infection.
1 P30557 (/IMP)
Positive regulation of protein phosphorylation GO:0001934
Any process that activates or increases the frequency, rate or extent of addition of phosphate groups to amino acids within a protein.
1 P34980 (/IMP)
Positive regulation of protein phosphorylation GO:0001934
Any process that activates or increases the frequency, rate or extent of addition of phosphate groups to amino acids within a protein.
1 P30557 (/ISO)
Desensitization of G protein-coupled receptor signaling pathway GO:0002029
The process that stops, prevents, or reduces the frequency, rate or extent of G protein-coupled receptor signaling pathway after prolonged stimulation with an agonist of the pathway.
1 P34980 (/IMP)
Desensitization of G protein-coupled receptor signaling pathway GO:0002029
The process that stops, prevents, or reduces the frequency, rate or extent of G protein-coupled receptor signaling pathway after prolonged stimulation with an agonist of the pathway.
1 P30557 (/ISO)
Adenylate cyclase-modulating G protein-coupled receptor signaling pathway GO:0007188
The series of molecular signals generated as a consequence of a G protein-coupled receptor binding to its physiological ligand, where the pathway proceeds through activation or inhibition of adenylyl cyclase activity and a subsequent change in the concentration of cyclic AMP (cAMP).
1 P30557 (/IDA)
Phospholipase C-activating G protein-coupled receptor signaling pathway GO:0007200
The series of molecular signals generated as a consequence of a G protein-coupled receptor binding to its physiological ligand, where the pathway proceeds with activation of phospholipase C (PLC) and a subsequent increase in the concentration of inositol trisphosphate (IP3) and diacylglycerol (DAG).
1 P30557 (/IDA)
Positive regulation of cytosolic calcium ion concentration GO:0007204
Any process that increases the concentration of calcium ions in the cytosol.
1 P30557 (/IDA)
Positive regulation of cytosolic calcium ion concentration GO:0007204
Any process that increases the concentration of calcium ions in the cytosol.
1 P34980 (/IMP)
Positive regulation of cytosolic calcium ion concentration GO:0007204
Any process that increases the concentration of calcium ions in the cytosol.
1 P30557 (/ISO)
Female pregnancy GO:0007565
The set of physiological processes that allow an embryo or foetus to develop within the body of a female animal. It covers the time from fertilization of a female ovum by a male spermatozoon until birth.
1 P34980 (/IEP)
Positive regulation of gene expression GO:0010628
Any process that increases the frequency, rate or extent of gene expression. Gene expression is the process in which a gene's coding sequence is converted into a mature gene product or products (proteins or RNA). This includes the production of an RNA transcript as well as any processing to produce a mature RNA product or an mRNA or circRNA (for protein-coding genes) and the translation of that mRNA or circRNA into protein. Protein maturation is included when required to form an active form of a product from an inactive precursor form.
1 P34980 (/IMP)
Positive regulation of gene expression GO:0010628
Any process that increases the frequency, rate or extent of gene expression. Gene expression is the process in which a gene's coding sequence is converted into a mature gene product or products (proteins or RNA). This includes the production of an RNA transcript as well as any processing to produce a mature RNA product or an mRNA or circRNA (for protein-coding genes) and the translation of that mRNA or circRNA into protein. Protein maturation is included when required to form an active form of a product from an inactive precursor form.
1 P30557 (/ISO)
Negative regulation of norepinephrine secretion GO:0010700
Any process that decreases the frequency, rate or extent of the regulated release of norepinephrine.
1 P34980 (/IMP)
Negative regulation of norepinephrine secretion GO:0010700
Any process that decreases the frequency, rate or extent of the regulated release of norepinephrine.
1 P30557 (/ISO)
Regulation of circadian sleep/wake cycle, wakefulness GO:0010840
Any process that modulates the rate, frequency, or extent of the wakeful phase of the circadian sleep/wake cycle. The wakeful phase is the part of the circadian sleep/wake cycle where the organism is not asleep.
1 P34980 (/IMP)
Regulation of circadian sleep/wake cycle, wakefulness GO:0010840
Any process that modulates the rate, frequency, or extent of the wakeful phase of the circadian sleep/wake cycle. The wakeful phase is the part of the circadian sleep/wake cycle where the organism is not asleep.
1 P30557 (/ISO)
Regulation of norepinephrine secretion GO:0014061
Any process that modulates the frequency, rate or extent of the regulated release of norepinephrine.
1 P34980 (/IMP)
Regulation of norepinephrine secretion GO:0014061
Any process that modulates the frequency, rate or extent of the regulated release of norepinephrine.
1 P30557 (/ISO)
Intestine smooth muscle contraction GO:0014827
A process in which force is generated within smooth muscle tissue, resulting in a change in muscle geometry. This process occurs in the intestine. Force generation involves a chemo-mechanical energy conversion step that is carried out by the actin/myosin complex activity, which generates force through ATP hydrolysis. The intestine is the section of the alimentary canal from the stomach to the anal canal. It includes the large intestine and small intestine.
1 P34980 (/IMP)
Intestine smooth muscle contraction GO:0014827
A process in which force is generated within smooth muscle tissue, resulting in a change in muscle geometry. This process occurs in the intestine. Force generation involves a chemo-mechanical energy conversion step that is carried out by the actin/myosin complex activity, which generates force through ATP hydrolysis. The intestine is the section of the alimentary canal from the stomach to the anal canal. It includes the large intestine and small intestine.
1 P30557 (/ISO)
Urinary bladder smooth muscle contraction GO:0014832
A process in which force is generated within smooth muscle tissue, resulting in a change in muscle geometry. This process occurs in the urinary bladder. Force generation involves a chemo-mechanical energy conversion step that is carried out by the actin/myosin complex activity, which generates force through ATP hydrolysis. The urinary bladder is a musculomembranous sac along the urinary tract.
1 P34980 (/IMP)
Urinary bladder smooth muscle contraction GO:0014832
A process in which force is generated within smooth muscle tissue, resulting in a change in muscle geometry. This process occurs in the urinary bladder. Force generation involves a chemo-mechanical energy conversion step that is carried out by the actin/myosin complex activity, which generates force through ATP hydrolysis. The urinary bladder is a musculomembranous sac along the urinary tract.
1 P30557 (/ISO)
Bicarbonate transport GO:0015701
The directed movement of bicarbonate into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
1 P30557 (/IMP)
Positive regulation of fever generation GO:0031622
Any process that activates or increases the frequency, rate, or extent of fever generation.
1 P30557 (/IMP)
Receptor internalization GO:0031623
A receptor-mediated endocytosis process that results in the movement of receptors from the plasma membrane to the inside of the cell. The process begins when cell surface receptors are monoubiquitinated following ligand-induced activation. Receptors are subsequently taken up into endocytic vesicles from where they are either targeted to the lysosome or vacuole for degradation or recycled back to the plasma membrane.
1 P34980 (/IMP)
Receptor internalization GO:0031623
A receptor-mediated endocytosis process that results in the movement of receptors from the plasma membrane to the inside of the cell. The process begins when cell surface receptors are monoubiquitinated following ligand-induced activation. Receptors are subsequently taken up into endocytic vesicles from where they are either targeted to the lysosome or vacuole for degradation or recycled back to the plasma membrane.
1 P30557 (/ISO)
Response to estradiol GO:0032355
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of stimulus by estradiol, a C18 steroid hormone hydroxylated at C3 and C17 that acts as a potent estrogen.
1 P34980 (/IEP)
Response to lipopolysaccharide GO:0032496
Any process that results in a change in state or activity of an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a lipopolysaccharide stimulus; lipopolysaccharide is a major component of the cell wall of gram-negative bacteria.
1 P30557 (/IMP)
Response to progesterone GO:0032570
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a progesterone stimulus.
1 P34980 (/IEP)
Positive regulation of urine volume GO:0035810
Any process that increases the amount of urine excreted from the body over a unit of time.
1 P30557 (/IMP)
Response to drug GO:0042493
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a drug stimulus. A drug is a substance used in the diagnosis, treatment or prevention of a disease.
1 P34980 (/IEP)
Positive regulation of cAMP-mediated signaling GO:0043950
Any process which activates, maintains or increases the frequency, rate or extent of cAMP-mediated signaling, a series of molecular signals in which a cell uses cyclic AMP to convert an extracellular signal into a response.
1 P34980 (/IMP)
Positive regulation of cAMP-mediated signaling GO:0043950
Any process which activates, maintains or increases the frequency, rate or extent of cAMP-mediated signaling, a series of molecular signals in which a cell uses cyclic AMP to convert an extracellular signal into a response.
1 P30557 (/ISO)
Positive regulation of vasoconstriction GO:0045907
Any process that activates or increases the frequency, rate or extent of vasoconstriction.
1 P34980 (/IMP)
Positive regulation of vasoconstriction GO:0045907
Any process that activates or increases the frequency, rate or extent of vasoconstriction.
1 P30557 (/ISO)
Positive regulation of circadian sleep/wake cycle, non-REM sleep GO:0046010
Any process that activates or increases the duration or quality of non-rapid eye movement (NREM) sleep.
1 P34980 (/IMP)
Positive regulation of circadian sleep/wake cycle, non-REM sleep GO:0046010
Any process that activates or increases the duration or quality of non-rapid eye movement (NREM) sleep.
1 P30557 (/ISO)
Negative regulation of insulin secretion GO:0046676
Any process that stops, prevents, or reduces the frequency, rate or extent of the regulated release of insulin.
1 P34980 (/IDA)
Negative regulation of insulin secretion GO:0046676
Any process that stops, prevents, or reduces the frequency, rate or extent of the regulated release of insulin.
1 P30557 (/ISO)
Maternal process involved in parturition GO:0060137
A reproductive process occurring in the mother that results in birth.
1 P34980 (/IEP)
Negative regulation of gastric acid secretion GO:0060455
Any process that decreases the rate frequency or extent of gastric secretion. Gastric secretion is the regulated release of gastric acid (hydrochloric acid) by parietal or oxyntic cells during digestion.
1 P34980 (/IMP)
Negative regulation of gastric acid secretion GO:0060455
Any process that decreases the rate frequency or extent of gastric secretion. Gastric secretion is the regulated release of gastric acid (hydrochloric acid) by parietal or oxyntic cells during digestion.
1 P30557 (/ISO)
Cellular response to lipopolysaccharide GO:0071222
Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a lipopolysaccharide stimulus; lipopolysaccharide is a major component of the cell wall of gram-negative bacteria.
1 P34980 (/IEP)
Cellular response to interleukin-1 GO:0071347
Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an interleukin-1 stimulus.
1 P34980 (/IEP)
Negative regulation of platelet aggregation GO:0090331
Any process that decreases the rate, frequency or extent of platelet aggregation. Platelet aggregation is the adhesion of one platelet to one or more other platelets via adhesion molecules.
1 P34980 (/IMP)
Negative regulation of platelet aggregation GO:0090331
Any process that decreases the rate, frequency or extent of platelet aggregation. Platelet aggregation is the adhesion of one platelet to one or more other platelets via adhesion molecules.
1 P30557 (/ISO)
Negative regulation of adenylate cyclase-activating G protein-coupled receptor signaling pathway GO:0106072
Any process that stops, prevents or reduces the frequency, rate or extent of an adenylate cyclase-activating G protein-coupled receptor signaling pathway.
1 P34980 (/IMP)
Negative regulation of adenylate cyclase-activating G protein-coupled receptor signaling pathway GO:0106072
Any process that stops, prevents or reduces the frequency, rate or extent of an adenylate cyclase-activating G protein-coupled receptor signaling pathway.
1 P30557 (/ISO)
Negative regulation of potassium ion transmembrane transport GO:1901380
Any process that stops, prevents or reduces the frequency, rate or extent of potassium ion transmembrane transport.
1 P34980 (/IMP)
Negative regulation of potassium ion transmembrane transport GO:1901380
Any process that stops, prevents or reduces the frequency, rate or extent of potassium ion transmembrane transport.
1 P30557 (/ISO)
Response to salt GO:1902074
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a salt stimulus.
1 P34980 (/IEP)
Negative regulation of calcium ion transmembrane transport GO:1903170
Any process that stops, prevents or reduces the frequency, rate or extent of calcium ion transmembrane transport.
1 P34980 (/IMP)
Negative regulation of calcium ion transmembrane transport GO:1903170
Any process that stops, prevents or reduces the frequency, rate or extent of calcium ion transmembrane transport.
1 P30557 (/ISO)
Negative regulation of gastrin-induced gastric acid secretion GO:1903640
Any process that stops, prevents or reduces the frequency, rate or extent of gastrin-induced gastric acid secretion.
1 P34980 (/IMP)
Negative regulation of gastrin-induced gastric acid secretion GO:1903640
Any process that stops, prevents or reduces the frequency, rate or extent of gastrin-induced gastric acid secretion.
1 P30557 (/ISO)
Regulation of sprouting angiogenesis GO:1903670
Any process that modulates the frequency, rate or extent of sprouting angiogenesis.
1 E7FD73 (/IGI)
Positive regulation of sprouting angiogenesis GO:1903672
Any process that activates or increases the frequency, rate or extent of sprouting angiogenesis.
1 E7FD73 (/IMP)
Positive regulation of smooth muscle contraction involved in micturition GO:1904320
Any process that activates or increases the frequency, rate or extent of smooth muscle contraction involved in micturition.
1 P34980 (/IMP)
Positive regulation of smooth muscle contraction involved in micturition GO:1904320
Any process that activates or increases the frequency, rate or extent of smooth muscle contraction involved in micturition.
1 P30557 (/ISO)
Cellular response to forskolin GO:1904322
Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a forskolin stimulus.
1 P34980 (/IMP)
Cellular response to forskolin GO:1904322
Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a forskolin stimulus.
1 P30557 (/ISO)
Positive regulation of inhibitory G protein-coupled receptor phosphorylation GO:1904325
Any process that activates or increases the frequency, rate or extent of inhibitory G protein-coupled receptor phosphorylation.
1 P34980 (/IMP)
Positive regulation of inhibitory G protein-coupled receptor phosphorylation GO:1904325
Any process that activates or increases the frequency, rate or extent of inhibitory G protein-coupled receptor phosphorylation.
1 P30557 (/ISO)
Negative regulation of circadian sleep/wake cycle, wakefulness GO:1904326
Any process that stops, prevents or reduces the frequency, rate or extent of circadian sleep/wake cycle, wakefulness.
1 P34980 (/IMP)
Negative regulation of circadian sleep/wake cycle, wakefulness GO:1904326
Any process that stops, prevents or reduces the frequency, rate or extent of circadian sleep/wake cycle, wakefulness.
1 P30557 (/ISO)
Positive regulation of myofibroblast contraction GO:1904330
Any process that activates or increases the frequency, rate or extent of myofibroblast contraction.
1 P34980 (/IMP)
Positive regulation of myofibroblast contraction GO:1904330
Any process that activates or increases the frequency, rate or extent of myofibroblast contraction.
1 P30557 (/ISO)
Positive regulation of colon smooth muscle contraction GO:1904343
Any process that activates or increases the frequency, rate or extent of colon smooth muscle contraction.
1 P34980 (/IMP)
Positive regulation of colon smooth muscle contraction GO:1904343
Any process that activates or increases the frequency, rate or extent of colon smooth muscle contraction.
1 P30557 (/ISO)
Positive regulation of gastric mucosal blood circulation GO:1904346
Any process that activates or increases the frequency, rate or extent of gastric mucosal blood circulation.
1 P34980 (/IMP)
Positive regulation of gastric mucosal blood circulation GO:1904346
Any process that activates or increases the frequency, rate or extent of gastric mucosal blood circulation.
1 P30557 (/ISO)
Prostaglandin receptor internalization GO:1990767
The process that results in the uptake of a prostaglandin receptor into an endocytic vesicle.
1 P34980 (/IMP)
Prostaglandin receptor internalization GO:1990767
The process that results in the uptake of a prostaglandin receptor into an endocytic vesicle.
1 P30557 (/ISO)
Positive regulation of neutrophil extravasation GO:2000391
Any process that activates or increases the frequency, rate or extent of neutrophil extravasation.
1 P34980 (/IMP)
Positive regulation of neutrophil extravasation GO:2000391
Any process that activates or increases the frequency, rate or extent of neutrophil extravasation.
1 P30557 (/ISO)
Negative regulation of forebrain neuron differentiation GO:2000978
Any process that stops, prevents or reduces the frequency, rate or extent of forebrain neuron differentiation.
1 P34980 (/IMP)
Negative regulation of forebrain neuron differentiation GO:2000978
Any process that stops, prevents or reduces the frequency, rate or extent of forebrain neuron differentiation.
1 P30557 (/ISO)

There are 18 GO terms relating to "cellular component"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Integral component of membrane GO:0016021
The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
3 O00325 (/NAS) P43115 (/NAS) P43115 (/NAS)
Nuclear envelope GO:0005635
The double lipid bilayer enclosing the nucleus and separating its contents from the rest of the cytoplasm; includes the intermembrane space, a gap of width 20-40 nm (also called the perinuclear space).
2 P43115 (/TAS) P43115 (/TAS)
Plasma membrane GO:0005886
The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
2 P30557 (/IDA) P34980 (/IDA)
Plasma membrane GO:0005886
The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
2 P43115 (/TAS) P43115 (/TAS)
Integral component of plasma membrane GO:0005887
The component of the plasma membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
2 P43115 (/TAS) P43115 (/TAS)
Plasma membrane GO:0005886
The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
1 P30557 (/ISO)
Cell surface GO:0009986
The external part of the cell wall and/or plasma membrane.
1 P34980 (/IDA)
Cell surface GO:0009986
The external part of the cell wall and/or plasma membrane.
1 P30557 (/ISO)
Brush border membrane GO:0031526
The portion of the plasma membrane surrounding the brush border.
1 P34980 (/IDA)
Brush border membrane GO:0031526
The portion of the plasma membrane surrounding the brush border.
1 P30557 (/ISO)
Nuclear membrane GO:0031965
Either of the lipid bilayers that surround the nucleus and form the nuclear envelope; excludes the intermembrane space.
1 P34980 (/IDA)
Nuclear membrane GO:0031965
Either of the lipid bilayers that surround the nucleus and form the nuclear envelope; excludes the intermembrane space.
1 P30557 (/ISO)
Neuron projection GO:0043005
A prolongation or process extending from a nerve cell, e.g. an axon or dendrite.
1 P34980 (/IDA)
Neuron projection GO:0043005
A prolongation or process extending from a nerve cell, e.g. an axon or dendrite.
1 P30557 (/ISO)
Neuronal cell body GO:0043025
The portion of a neuron that includes the nucleus, but excludes cell projections such as axons and dendrites.
1 P34980 (/IDA)
Neuronal cell body GO:0043025
The portion of a neuron that includes the nucleus, but excludes cell projections such as axons and dendrites.
1 P30557 (/ISO)
Proximal neuron projection GO:1990769
The portion of an axon or dendrite that is close to the neuronal cell body.
1 P34980 (/IDA)
Proximal neuron projection GO:1990769
The portion of an axon or dendrite that is close to the neuronal cell body.
1 P30557 (/ISO)
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