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: waiting to be named.

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 2: MAP kinase-activating death domain protein isoform...

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 8 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
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).
2 O08873 (/IPI) Q8WXG6 (/IPI)
Rab guanyl-nucleotide exchange factor activity GO:0017112
Stimulates the exchange of guanyl nucleotides associated with a GTPase of the Rab family. Under normal cellular physiological conditions, the concentration of GTP is higher than that of GDP, favoring the replacement of GDP by GTP in association with the GTPase.
2 O08873 (/IDA) Q8WXG6 (/IDA)
Rab guanyl-nucleotide exchange factor activity GO:0017112
Stimulates the exchange of guanyl nucleotides associated with a GTPase of the Rab family. Under normal cellular physiological conditions, the concentration of GTP is higher than that of GDP, favoring the replacement of GDP by GTP in association with the GTPase.
2 Q80U28 (/IMP) Q8WXG6 (/IMP)
Death receptor binding GO:0005123
Interacting selectively and non-covalently with any member of the death receptor (DR) family. The DR family falls within the tumor necrosis factor receptor superfamily and is characterized by a cytoplasmic region of ~80 residues termed the death domain (DD).
1 Q8WXG6 (/TAS)
Rab guanyl-nucleotide exchange factor activity GO:0017112
Stimulates the exchange of guanyl nucleotides associated with a GTPase of the Rab family. Under normal cellular physiological conditions, the concentration of GTP is higher than that of GDP, favoring the replacement of GDP by GTP in association with the GTPase.
1 Q80U28 (/ISO)
Rab guanyl-nucleotide exchange factor activity GO:0017112
Stimulates the exchange of guanyl nucleotides associated with a GTPase of the Rab family. Under normal cellular physiological conditions, the concentration of GTP is higher than that of GDP, favoring the replacement of GDP by GTP in association with the GTPase.
1 O08873 (/ISS)
Rab guanyl-nucleotide exchange factor activity GO:0017112
Stimulates the exchange of guanyl nucleotides associated with a GTPase of the Rab family. Under normal cellular physiological conditions, the concentration of GTP is higher than that of GDP, favoring the replacement of GDP by GTP in association with the GTPase.
1 Q8WXG6 (/TAS)
Protein kinase activator activity GO:0030295
Binds to and increases the activity of a protein kinase, an enzyme which phosphorylates a protein.
1 Q8WXG6 (/TAS)

There are 26 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
Activation of MAPK activity GO:0000187
The initiation of the activity of the inactive enzyme MAP kinase (MAPK).
2 Q80U28 (/IMP) Q8WXG6 (/IMP)
Regulation of cell cycle GO:0051726
Any process that modulates the rate or extent of progression through the cell cycle.
2 Q80U28 (/IMP) Q8WXG6 (/IMP)
Execution phase of apoptosis GO:0097194
A stage of the apoptotic process that starts with the controlled breakdown of the cell through the action of effector caspases or other effector molecules (e.g. cathepsins, calpains etc.). Key steps of the execution phase are rounding-up of the cell, retraction of pseudopodes, reduction of cellular volume (pyknosis), chromatin condensation, nuclear fragmentation (karyorrhexis), plasma membrane blebbing and fragmentation of the cell into apoptotic bodies. When the execution phase is completed, the cell has died.
2 Q80U28 (/IMP) Q8WXG6 (/IMP)
Activation of MAPK activity GO:0000187
The initiation of the activity of the inactive enzyme MAP kinase (MAPK).
1 Q80U28 (/ISO)
Activation of MAPK activity GO:0000187
The initiation of the activity of the inactive enzyme MAP kinase (MAPK).
1 O08873 (/ISS)
Cell surface receptor signaling pathway GO:0007166
A series of molecular signals initiated by activation of a receptor on the surface of a cell. The pathway begins with binding of an extracellular ligand to a cell surface receptor, or for receptors that signal in the absence of a ligand, by ligand-withdrawal or the activity of a constitutively active receptor. The pathway ends with regulation of a downstream cellular process, e.g. transcription.
1 Q8WXG6 (/TAS)
Regulation of tumor necrosis factor-mediated signaling pathway GO:0010803
Any process that modulates the rate or extent of the tumor necrosis factor-mediated signaling pathway. The tumor necrosis factor-mediated signaling pathway is the series of molecular signals generated as a consequence of tumor necrosis factor binding to a cell surface receptor.
1 Q8WXG6 (/TAS)
Regulation of Rab protein signal transduction GO:0032483
Any process that modulates the frequency, rate or extent of Rab protein signal transduction.
1 Q8WXG6 (/IDA)
Regulation of Rab protein signal transduction GO:0032483
Any process that modulates the frequency, rate or extent of Rab protein signal transduction.
1 Q80U28 (/ISO)
Regulation of apoptotic process GO:0042981
Any process that modulates the occurrence or rate of cell death by apoptotic process.
1 Q8WXG6 (/IMP)
Regulation of apoptotic process GO:0042981
Any process that modulates the occurrence or rate of cell death by apoptotic process.
1 Q80U28 (/ISO)
Anterograde synaptic vesicle transport GO:0048490
The directed movement of synaptic vesicle along axonal microtubules from the cell body to the presynapse.
1 Q80U28 (/IDA)
Anterograde synaptic vesicle transport GO:0048490
The directed movement of synaptic vesicle along axonal microtubules from the cell body to the presynapse.
1 Q80U28 (/IMP)
Regulation of cell cycle GO:0051726
Any process that modulates the rate or extent of progression through the cell cycle.
1 Q80U28 (/ISO)
Regulation of cell cycle GO:0051726
Any process that modulates the rate or extent of progression through the cell cycle.
1 O08873 (/ISS)
Negative regulation of growth hormone secretion GO:0060125
Any process that decreases or stops the frequency, rate or extent of the regulated release of growth hormone from a cell.
1 O08873 (/IDA)
Negative regulation of growth hormone secretion GO:0060125
Any process that decreases or stops the frequency, rate or extent of the regulated release of growth hormone from a cell.
1 Q80U28 (/ISO)
Execution phase of apoptosis GO:0097194
A stage of the apoptotic process that starts with the controlled breakdown of the cell through the action of effector caspases or other effector molecules (e.g. cathepsins, calpains etc.). Key steps of the execution phase are rounding-up of the cell, retraction of pseudopodes, reduction of cellular volume (pyknosis), chromatin condensation, nuclear fragmentation (karyorrhexis), plasma membrane blebbing and fragmentation of the cell into apoptotic bodies. When the execution phase is completed, the cell has died.
1 Q80U28 (/ISO)
Regulation of extrinsic apoptotic signaling pathway via death domain receptors GO:1902041
Any process that modulates the frequency, rate or extent of extrinsic apoptotic signaling pathway via death domain receptors.
1 Q8WXG6 (/IMP)
Regulation of extrinsic apoptotic signaling pathway via death domain receptors GO:1902041
Any process that modulates the frequency, rate or extent of extrinsic apoptotic signaling pathway via death domain receptors.
1 Q80U28 (/ISO)
Regulation of extrinsic apoptotic signaling pathway via death domain receptors GO:1902041
Any process that modulates the frequency, rate or extent of extrinsic apoptotic signaling pathway via death domain receptors.
1 O08873 (/ISS)
Negative regulation of pancreatic amylase secretion GO:1902277
Any process that stops, prevents or reduces the frequency, rate or extent of pancreatic amylase secretion.
1 O08873 (/IMP)
Negative regulation of pancreatic amylase secretion GO:1902277
Any process that stops, prevents or reduces the frequency, rate or extent of pancreatic amylase secretion.
1 Q80U28 (/ISO)
Negative regulation of apoptotic signaling pathway GO:2001234
Any process that stops, prevents or reduces the frequency, rate or extent of apoptotic signaling pathway.
1 Q80U28 (/IMP)
Regulation of extrinsic apoptotic signaling pathway GO:2001236
Any process that modulates the frequency, rate or extent of extrinsic apoptotic signaling pathway.
1 Q8WXG6 (/IDA)
Regulation of extrinsic apoptotic signaling pathway GO:2001236
Any process that modulates the frequency, rate or extent of extrinsic apoptotic signaling pathway.
1 Q80U28 (/ISO)

There are 16 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
Cytosol GO:0005829
The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.
3 A0A0A0MRB5 (/IDA) O08873 (/IDA) Q8WXG6 (/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 A0A0A0MRB5 (/IDA) Q8WXG6 (/IDA)
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.
2 O08873 (/ISS) Q80U28 (/ISS)
Nucleus GO:0005634
A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent.
1 O08873 (/IDA)
Nucleus GO:0005634
A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent.
1 Q80U28 (/ISO)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
1 Q8WXG6 (/TAS)
Cytosol GO:0005829
The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.
1 Q80U28 (/ISO)
Cytosol GO:0005829
The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.
1 Q8WXG6 (/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 Q80U28 (/ISO)
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 Q8WXG6 (/TAS)
Synaptic vesicle GO:0008021
A secretory organelle, typically 50 nm in diameter, of presynaptic nerve terminals; accumulates in high concentrations of neurotransmitters and secretes these into the synaptic cleft by fusion with the 'active zone' of the presynaptic plasma membrane.
1 O08873 (/IDA)
Synaptic vesicle GO:0008021
A secretory organelle, typically 50 nm in diameter, of presynaptic nerve terminals; accumulates in high concentrations of neurotransmitters and secretes these into the synaptic cleft by fusion with the 'active zone' of the presynaptic plasma membrane.
1 Q80U28 (/ISO)
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.
1 Q8WXG6 (/IDA)
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.
1 Q80U28 (/ISO)
Synapse GO:0045202
The junction between a nerve fiber of one neuron and another neuron, muscle fiber or glial cell. As the nerve fiber approaches the synapse it enlarges into a specialized structure, the presynaptic nerve ending, which contains mitochondria and synaptic vesicles. At the tip of the nerve ending is the presynaptic membrane; facing it, and separated from it by a minute cleft (the synaptic cleft) is a specialized area of membrane on the receiving cell, known as the postsynaptic membrane. In response to the arrival of nerve impulses, the presynaptic nerve ending secretes molecules of neurotransmitters into the synaptic cleft. These diffuse across the cleft and transmit the signal to the postsynaptic membrane.
1 O08873 (/IDA)
Synapse GO:0045202
The junction between a nerve fiber of one neuron and another neuron, muscle fiber or glial cell. As the nerve fiber approaches the synapse it enlarges into a specialized structure, the presynaptic nerve ending, which contains mitochondria and synaptic vesicles. At the tip of the nerve ending is the presynaptic membrane; facing it, and separated from it by a minute cleft (the synaptic cleft) is a specialized area of membrane on the receiving cell, known as the postsynaptic membrane. In response to the arrival of nerve impulses, the presynaptic nerve ending secretes molecules of neurotransmitters into the synaptic cleft. These diffuse across the cleft and transmit the signal to the postsynaptic membrane.
1 Q80U28 (/ISO)
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