The name of this superfamily has been modified since the most recent official CATH+ release (v4_3_0). At the point of the last release, this superfamily was named:

"
Arf Nucleotide-binding Site Opener,domain 2
".

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 1: IQ motif and SEC7 domain-containing protein 1

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 4 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
ARF guanyl-nucleotide exchange factor activity GO:0005086
Stimulates the exchange of guanyl nucleotides associated with the GTPase ARF. 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.
3 Q5JU85 (/IMP) Q5JU85 (/IMP) Q5JU85 (/IMP)
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).
3 A4GZ26 (/IPI) Q3TES0 (/IPI) Q6DN90 (/IPI)
ARF guanyl-nucleotide exchange factor activity GO:0005086
Stimulates the exchange of guanyl nucleotides associated with the GTPase ARF. 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 Q5DU25 (/ISO)
Protein kinase binding GO:0019901
Interacting selectively and non-covalently with a protein kinase, any enzyme that catalyzes the transfer of a phosphate group, usually from ATP, to a protein substrate.
1 Q8R0S2 (/IPI)

There are 27 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
Modulation of chemical synaptic transmission GO:0050804
Any process that modulates the frequency or amplitude of synaptic transmission, the process of communication from a neuron to a target (neuron, muscle, or secretory cell) across a synapse. Amplitude, in this case, refers to the change in postsynaptic membrane potential due to a single instance of synaptic transmission.
3 Q5JU85 (/IDA) Q5JU85 (/IDA) Q5JU85 (/IDA)
Modulation of chemical synaptic transmission GO:0050804
Any process that modulates the frequency or amplitude of synaptic transmission, the process of communication from a neuron to a target (neuron, muscle, or secretory cell) across a synapse. Amplitude, in this case, refers to the change in postsynaptic membrane potential due to a single instance of synaptic transmission.
3 Q5JU85 (/IMP) Q5JU85 (/IMP) Q5JU85 (/IMP)
Regulation of neurotransmitter receptor localization to postsynaptic specialization membrane GO:0098696
Any process that modulates the frequency, rate or extent of neurotransmitter receptor localization to postsynaptic specialization membrane.
3 Q5JU85 (/IDA) Q5JU85 (/IDA) Q5JU85 (/IDA)
Regulation of neurotransmitter receptor localization to postsynaptic specialization membrane GO:0098696
Any process that modulates the frequency, rate or extent of neurotransmitter receptor localization to postsynaptic specialization membrane.
3 Q5JU85 (/IMP) Q5JU85 (/IMP) Q5JU85 (/IMP)
Angiogenesis GO:0001525
Blood vessel formation when new vessels emerge from the proliferation of pre-existing blood vessels.
2 E7EZE5 (/IGI) X1WBR0 (/IGI)
Angiogenesis GO:0001525
Blood vessel formation when new vessels emerge from the proliferation of pre-existing blood vessels.
2 E7EZE5 (/IMP) X1WBR0 (/IMP)
Vasculature development GO:0001944
The process whose specific outcome is the progression of the vasculature over time, from its formation to the mature structure. The vasculature is an interconnected tubular multi-tissue structure that contains fluid that is actively transported around the organism.
2 E7EZE5 (/IGI) X1WBR0 (/IGI)
Lymphangiogenesis GO:0001946
Lymph vessel formation when new vessels emerge from the proliferation of pre-existing vessels.
2 E7EZE5 (/IMP) X1WBR0 (/IMP)
Modulation of chemical synaptic transmission GO:0050804
Any process that modulates the frequency or amplitude of synaptic transmission, the process of communication from a neuron to a target (neuron, muscle, or secretory cell) across a synapse. Amplitude, in this case, refers to the change in postsynaptic membrane potential due to a single instance of synaptic transmission.
1 Q5DU25 (/ISO)
Synapse organization GO:0050808
A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of a synapse, the junction between a neuron and a target (neuron, muscle, or secretory cell).
1 Q76M68 (/IDA)
Synapse organization GO:0050808
A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of a synapse, the junction between a neuron and a target (neuron, muscle, or secretory cell).
1 Q76M68 (/IMP)
Synapse organization GO:0050808
A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of a synapse, the junction between a neuron and a target (neuron, muscle, or secretory cell).
1 Q3TES0 (/ISO)
Regulation of small GTPase mediated signal transduction GO:0051056
Any process that modulates the frequency, rate or extent of small GTPase mediated signal transduction.
1 Q76M68 (/IDA)
Regulation of small GTPase mediated signal transduction GO:0051056
Any process that modulates the frequency, rate or extent of small GTPase mediated signal transduction.
1 Q3TES0 (/ISO)
Positive regulation of keratinocyte migration GO:0051549
Any process that activates or increases the frequency, rate or extent of keratinocyte migration.
1 Q8R0S2 (/IMP)
Positive regulation of keratinocyte migration GO:0051549
Any process that activates or increases the frequency, rate or extent of keratinocyte migration.
1 Q6DN90 (/ISS)
Positive regulation of synaptic transmission, glutamatergic GO:0051968
Any process that activates, maintains or increases the frequency, rate or extent of glutamatergic synaptic transmission, the process of communication from a neuron to another neuron across a synapse using the neurotransmitter glutamate.
1 A0A0G2JZX5 (/IMP)
Positive regulation of synaptic transmission, glutamatergic GO:0051968
Any process that activates, maintains or increases the frequency, rate or extent of glutamatergic synaptic transmission, the process of communication from a neuron to another neuron across a synapse using the neurotransmitter glutamate.
1 Q5DU25 (/ISO)
Activation of GTPase activity GO:0090630
Any process that initiates the activity of an inactive GTPase through the replacement of GDP by GTP.
1 Q76M68 (/IDA)
Activation of GTPase activity GO:0090630
Any process that initiates the activity of an inactive GTPase through the replacement of GDP by GTP.
1 Q3TES0 (/ISO)
Regulation of neurotransmitter receptor localization to postsynaptic specialization membrane GO:0098696
Any process that modulates the frequency, rate or extent of neurotransmitter receptor localization to postsynaptic specialization membrane.
1 Q5DU25 (/ISO)
Regulation of postsynaptic neurotransmitter receptor internalization GO:0099149
Any process that modulates the frequency, rate or extent of endocytosis of neurotransmitter receptor at the postsynapse.
1 Q8R0S2 (/IDA)
Regulation of postsynaptic neurotransmitter receptor internalization GO:0099149
Any process that modulates the frequency, rate or extent of endocytosis of neurotransmitter receptor at the postsynapse.
1 Q8R0S2 (/IMP)
Positive regulation of long-term synaptic depression GO:1900454
Any process that activates or increases the frequency, rate or extent of long term synaptic depression.
1 A0A0G2JZX5 (/IMP)
Positive regulation of long-term synaptic depression GO:1900454
Any process that activates or increases the frequency, rate or extent of long term synaptic depression.
1 Q5DU25 (/ISO)
Positive regulation of adherens junction organization GO:1903393
Any process that activates or increases the frequency, rate or extent of adherens junction organization.
1 Q8R0S2 (/IMP)
Positive regulation of adherens junction organization GO:1903393
Any process that activates or increases the frequency, rate or extent of adherens junction organization.
1 Q6DN90 (/ISS)

There are 23 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
Schaffer collateral - CA1 synapse GO:0098685
A synapse between the Schaffer collateral axon of a CA3 pyramidal cell and a CA1 pyramidal cell.
4 Q5JU85 (/IDA) Q5JU85 (/IDA) Q5JU85 (/IDA) Q8R0S2 (/IDA)
Schaffer collateral - CA1 synapse GO:0098685
A synapse between the Schaffer collateral axon of a CA3 pyramidal cell and a CA1 pyramidal cell.
4 Q5JU85 (/IMP) Q5JU85 (/IMP) Q5JU85 (/IMP) Q8R0S2 (/IMP)
Nucleolus GO:0005730
A small, dense body one or more of which are present in the nucleus of eukaryotic cells. It is rich in RNA and protein, is not bounded by a limiting membrane, and is not seen during mitosis. Its prime function is the transcription of the nucleolar DNA into 45S ribosomal-precursor RNA, the processing of this RNA into 5.8S, 18S, and 28S components of ribosomal RNA, and the association of these components with 5S RNA and proteins synthesized outside the nucleolus. This association results in the formation of ribonucleoprotein precursors; these pass into the cytoplasm and mature into the 40S and 60S subunits of the ribosome.
2 A0A087WWK8 (/IDA) Q6DN90 (/IDA)
Postsynaptic density GO:0014069
An electron dense network of proteins within and adjacent to the postsynaptic membrane of an asymmetric, neuron-neuron synapse. Its major components include neurotransmitter receptors and the proteins that spatially and functionally organize them such as anchoring and scaffolding molecules, signaling enzymes and cytoskeletal components.
2 Q76M68 (/ISS) Q9UPP2 (/ISS)
Intracellular membrane-bounded organelle GO:0043231
Organized structure of distinctive morphology and function, bounded by a single or double lipid bilayer membrane and occurring within the cell. Includes the nucleus, mitochondria, plastids, vacuoles, and vesicles. Excludes the plasma membrane.
2 A0A087WWK8 (/IDA) Q6DN90 (/IDA)
Glutamatergic synapse GO:0098978
A synapse that uses glutamate as a neurotransmitter.
2 Q5DU25 (/IDA) Q8R0S2 (/IDA)
GABA-ergic synapse GO:0098982
A synapse that uses GABA as a neurotransmitter. These synapses are typically inhibitory.
2 Q3TES0 (/IDA) Q76M68 (/IDA)
Postsynaptic density, intracellular component GO:0099092
A network of proteins adjacent to the postsynaptic membrane forming an electron dense disc. Its major components include neurotransmitter receptors and the proteins that spatially and functionally organize neurotransmitter receptors in the adjacent membrane, such as anchoring and scaffolding molecules, signaling enzymes and cytoskeletal components.
2 Q5DU25 (/IDA) Q8R0S2 (/IDA)
Nucleolus GO:0005730
A small, dense body one or more of which are present in the nucleus of eukaryotic cells. It is rich in RNA and protein, is not bounded by a limiting membrane, and is not seen during mitosis. Its prime function is the transcription of the nucleolar DNA into 45S ribosomal-precursor RNA, the processing of this RNA into 5.8S, 18S, and 28S components of ribosomal RNA, and the association of these components with 5S RNA and proteins synthesized outside the nucleolus. This association results in the formation of ribonucleoprotein precursors; these pass into the cytoplasm and mature into the 40S and 60S subunits of the ribosome.
1 Q8R0S2 (/ISO)
Postsynaptic density GO:0014069
An electron dense network of proteins within and adjacent to the postsynaptic membrane of an asymmetric, neuron-neuron synapse. Its major components include neurotransmitter receptors and the proteins that spatially and functionally organize them such as anchoring and scaffolding molecules, signaling enzymes and cytoskeletal components.
1 Q3TES0 (/IDA)
Membrane GO:0016020
A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
1 Q6DN90 (/HDA)
Intracellular membrane-bounded organelle GO:0043231
Organized structure of distinctive morphology and function, bounded by a single or double lipid bilayer membrane and occurring within the cell. Includes the nucleus, mitochondria, plastids, vacuoles, and vesicles. Excludes the plasma membrane.
1 Q8R0S2 (/ISO)
Postsynaptic membrane GO:0045211
A specialized area of membrane facing the presynaptic membrane on the tip of the nerve ending and separated from it by a minute cleft (the synaptic cleft). Neurotransmitters cross the synaptic cleft and transmit the signal to the postsynaptic membrane.
1 Q3TES0 (/IDA)
Inhibitory synapse GO:0060077
A synapse in which an action potential in the presynaptic cell reduces the probability of an action potential occurring in the postsynaptic cell.
1 Q3TES0 (/IDA)
Photoreceptor ribbon synapse GO:0098684
A ribbon synapse between a retinal photoreceptor cell (rod or cone) and a retinal bipolar cell. These contain a plate-like synaptic ribbon.
1 Q5DU25 (/IDA)
Schaffer collateral - CA1 synapse GO:0098685
A synapse between the Schaffer collateral axon of a CA3 pyramidal cell and a CA1 pyramidal cell.
1 Q5DU25 (/ISO)
Glycinergic synapse GO:0098690
A synapse that uses glycine as a neurotransmitter.
1 Q3TES0 (/IDA)
Presynaptic active zone cytoplasmic component GO:0098831
A specialized region below the presynaptic membrane, characterized by electron-dense material, a specialized cytoskeletal matrix and accumulated (associated) synaptic vesicles.
1 Q5DU25 (/IDA)
Postsynaptic density membrane GO:0098839
The membrane component of the postsynaptic density. This is the region of the postsynaptic membrane in which the population of neurotransmitter receptors involved in synaptic transmission are concentrated.
1 Q5DU25 (/IDA)
Postsynaptic density membrane GO:0098839
The membrane component of the postsynaptic density. This is the region of the postsynaptic membrane in which the population of neurotransmitter receptors involved in synaptic transmission are concentrated.
1 Q5DU25 (/IMP)
GABA-ergic synapse GO:0098982
A synapse that uses GABA as a neurotransmitter. These synapses are typically inhibitory.
1 Q76M68 (/IMP)
GABA-ergic synapse GO:0098982
A synapse that uses GABA as a neurotransmitter. These synapses are typically inhibitory.
1 Q3TES0 (/ISO)
Postsynaptic specialization of symmetric synapse GO:0099629
A network of proteins within and adjacent to the postsynaptic membrane of a symmetric synapse, consisting of anchoring and scaffolding molecules, signaling enzymes and cytoskeletal components that spatially and functionally organize the neurotransmitter receptors at the synapse. This structure is not as thick or electron dense as the postsynaptic densities found in asymmetric synapses.
1 Q3TES0 (/IDA)