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 17: Amyloid beta A4 protein-binding family A member 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 14 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).
10 B2RUJ5 (/IPI) O17583 (/IPI) O35430 (/IPI) O35431 (/IPI) P98084 (/IPI) Q02410 (/IPI) Q99767 (/IPI) Q9GQQ6 (/IPI) Q9VX41 (/IPI) Q9W2S5 (/IPI)
Cell adhesion molecule binding GO:0050839
Interacting selectively and non-covalently with a cell adhesion molecule.
5 E1JJN6 (/IPI) M9PF12 (/IPI) Q9GQQ6 (/IPI) Q9VX41 (/IPI) X2JE74 (/IPI)
Amyloid-beta binding GO:0001540
Interacting selectively and non-covalently with amyloid-beta peptide/protein and/or its precursor.
2 O35430 (/IPI) O35431 (/IPI)
Amyloid-beta binding GO:0001540
Interacting selectively and non-covalently with amyloid-beta peptide/protein and/or its precursor.
2 B2RUJ5 (/ISO) P98084 (/ISO)
Phosphatidylinositol-4,5-bisphosphate binding GO:0005546
Interacting selectively and non-covalently with phosphatidylinositol-4,5-bisphosphate, a derivative of phosphatidylinositol in which the inositol ring is phosphorylated at the 4' and 5' positions.
1 O35430 (/IDA)
Phosphatidylinositol-4,5-bisphosphate binding GO:0005546
Interacting selectively and non-covalently with phosphatidylinositol-4,5-bisphosphate, a derivative of phosphatidylinositol in which the inositol ring is phosphorylated at the 4' and 5' positions.
1 B2RUJ5 (/ISO)
Phosphatidylinositol-4,5-bisphosphate binding GO:0005546
Interacting selectively and non-covalently with phosphatidylinositol-4,5-bisphosphate, a derivative of phosphatidylinositol in which the inositol ring is phosphorylated at the 4' and 5' positions.
1 O35431 (/NAS)
Rab GTPase binding GO:0017137
Interacting selectively and non-covalently with Rab protein, any member of the Rab subfamily of the Ras superfamily of monomeric GTPases.
1 O17583 (/IPI)
PDZ domain binding GO:0030165
Interacting selectively and non-covalently with a PDZ domain of a protein, a domain found in diverse signaling proteins.
1 O35430 (/IPI)
PDZ domain binding GO:0030165
Interacting selectively and non-covalently with a PDZ domain of a protein, a domain found in diverse signaling proteins.
1 B2RUJ5 (/ISO)
Identical protein binding GO:0042802
Interacting selectively and non-covalently with an identical protein or proteins.
1 Q99767 (/IPI)
Identical protein binding GO:0042802
Interacting selectively and non-covalently with an identical protein or proteins.
1 P98084 (/ISO)
Protein-containing complex binding GO:0044877
Interacting selectively and non-covalently with a macromolecular complex.
1 O35430 (/IDA)
Protein-containing complex binding GO:0044877
Interacting selectively and non-covalently with a macromolecular complex.
1 B2RUJ5 (/ISO)

There are 34 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
Protein localization to membrane GO:0072657
A process in which a protein is transported to, or maintained in, a specific location in a membrane.
9 E1JJN6 (/IMP) M9PF12 (/IMP) M9PGU7 (/IMP) Q5BI79 (/IMP) Q9GQQ6 (/IMP) Q9VX41 (/IMP) Q9W2S5 (/IMP) X2JB44 (/IMP) X2JE74 (/IMP)
Establishment or maintenance of cell polarity GO:0007163
Any cellular process that results in the specification, formation or maintenance of anisotropic intracellular organization or cell growth patterns.
5 E1JJN6 (/NAS) M9PF12 (/NAS) Q9GQQ6 (/NAS) Q9VX41 (/NAS) X2JE74 (/NAS)
Neurotransmitter secretion GO:0007269
The regulated release of neurotransmitter from the presynapse into the synaptic cleft via calcium-regulated exocytosis during synaptic transmission.
5 E1JJN6 (/NAS) M9PF12 (/NAS) Q9GQQ6 (/NAS) Q9VX41 (/NAS) X2JE74 (/NAS)
Synaptic vesicle targeting GO:0016080
The process in which synaptic vesicles are directed to specific destination membranes, mediated by molecules at the vesicle membrane and target membrane surfaces.
5 E1JJN6 (/NAS) M9PF12 (/NAS) Q9GQQ6 (/NAS) Q9VX41 (/NAS) X2JE74 (/NAS)
Synaptic vesicle docking GO:0016081
The initial (indirect) attachment of a synaptic vesicle membrane to the presynaptic active zone membrane, mediated by proteins protruding from the membrane and proteins of the presynaptic active zone cytoplasmic component. Synaptic vesicle tethering is the first step in this process.
5 E1JJN6 (/NAS) M9PF12 (/NAS) Q9GQQ6 (/NAS) Q9VX41 (/NAS) X2JE74 (/NAS)
Compound eye development GO:0048749
The process whose specific outcome is the progression of the compound eye over time, from its formation to the mature structure. The compound eye is an organ of sight that contains multiple repeating units, often arranged hexagonally. Each unit has its own lens and photoreceptor cell(s) and can generate either a single pixelated image or multiple images, per eye.
5 E1JJN6 (/IMP) M9PF12 (/IMP) Q9GQQ6 (/IMP) Q9VX41 (/IMP) X2JE74 (/IMP)
In utero embryonic development GO:0001701
The process whose specific outcome is the progression of the embryo in the uterus over time, from formation of the zygote in the oviduct, to birth. An example of this process is found in Mus musculus.
2 B2RUJ5 (/IGI) P98084 (/IGI)
Chemical synaptic transmission GO:0007268
The vesicular release of classical neurotransmitter molecules from a presynapse, across a chemical synapse, the subsequent activation of neurotransmitter receptors at the postsynapse of a target cell (neuron, muscle, or secretory cell) and the effects of this activation on the postsynaptic membrane potential and ionic composition of the postsynaptic cytosol. This process encompasses both spontaneous and evoked release of neurotransmitter and all parts of synaptic vesicle exocytosis. Evoked transmission starts with the arrival of an action potential at the presynapse.
2 B2RUJ5 (/IGI) P98084 (/IGI)
Nervous system development GO:0007399
The process whose specific outcome is the progression of nervous tissue over time, from its formation to its mature state.
2 Q02410 (/TAS) Q99767 (/TAS)
Locomotory behavior GO:0007626
The specific movement from place to place of an organism in response to external or internal stimuli. Locomotion of a whole organism in a manner dependent upon some combination of that organism's internal state and external conditions.
2 B2RUJ5 (/IGI) P98084 (/IGI)
Regulation of gene expression GO:0010468
Any process that modulates 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.
2 B2RUJ5 (/IGI) P98084 (/IGI)
Synaptic vesicle exocytosis GO:0016079
Fusion of intracellular membrane-bounded vesicles with the pre-synaptic membrane of the neuronal cell resulting in release of neurotransmitter into the synaptic cleft.
2 O35430 (/TAS) O35431 (/TAS)
Multicellular organism growth GO:0035264
The increase in size or mass of an entire multicellular organism, as opposed to cell growth.
2 B2RUJ5 (/IGI) P98084 (/IGI)
Regulation of synaptic vesicle exocytosis GO:2000300
Any process that modulates the frequency, rate or extent of synaptic vesicle exocytosis.
2 B2RUJ5 (/IMP) P98084 (/IMP)
Intracellular protein transport GO:0006886
The directed movement of proteins in a cell, including the movement of proteins between specific compartments or structures within a cell, such as organelles of a eukaryotic cell.
1 B2RUJ5 (/IPI)
Intracellular protein transport GO:0006886
The directed movement of proteins in a cell, including the movement of proteins between specific compartments or structures within a cell, such as organelles of a eukaryotic cell.
1 Q02410 (/TAS)
Cell adhesion GO:0007155
The attachment of a cell, either to another cell or to an underlying substrate such as the extracellular matrix, via cell adhesion molecules.
1 Q02410 (/TAS)
Chemical synaptic transmission GO:0007268
The vesicular release of classical neurotransmitter molecules from a presynapse, across a chemical synapse, the subsequent activation of neurotransmitter receptors at the postsynapse of a target cell (neuron, muscle, or secretory cell) and the effects of this activation on the postsynaptic membrane potential and ionic composition of the postsynaptic cytosol. This process encompasses both spontaneous and evoked release of neurotransmitter and all parts of synaptic vesicle exocytosis. Evoked transmission starts with the arrival of an action potential at the presynapse.
1 B2RUJ5 (/IMP)
Chemical synaptic transmission GO:0007268
The vesicular release of classical neurotransmitter molecules from a presynapse, across a chemical synapse, the subsequent activation of neurotransmitter receptors at the postsynapse of a target cell (neuron, muscle, or secretory cell) and the effects of this activation on the postsynaptic membrane potential and ionic composition of the postsynaptic cytosol. This process encompasses both spontaneous and evoked release of neurotransmitter and all parts of synaptic vesicle exocytosis. Evoked transmission starts with the arrival of an action potential at the presynapse.
1 Q02410 (/TAS)
Neurotransmitter secretion GO:0007269
The regulated release of neurotransmitter from the presynapse into the synaptic cleft via calcium-regulated exocytosis during synaptic transmission.
1 Q02410 (/TAS)
Neuron-neuron synaptic transmission GO:0007270
The process of synaptic transmission from a neuron to another neuron across a synapse.
1 O17583 (/IMP)
Axo-dendritic transport GO:0008088
The directed movement of organelles or molecules along microtubules in neuron projections.
1 Q02410 (/TAS)
Protein localization GO:0008104
Any process in which a protein is transported to, or maintained in, a specific location.
1 O17583 (/IDA)
Response to mechanical stimulus GO:0009612
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 mechanical stimulus.
1 O17583 (/IMP)
Glutamate secretion GO:0014047
The controlled release of glutamate by a cell. The glutamate is the most abundant excitatory neurotransmitter in the nervous system.
1 B2RUJ5 (/IGI)
Gamma-aminobutyric acid secretion GO:0014051
The regulated release of gamma-aminobutyric acid by a cell or a tissue. The gamma-aminobutyric acid is the principal inhibitory neurotransmitter in the brain but is also found in several extraneural tissues.
1 B2RUJ5 (/IMP)
Positive regulation of vulval development GO:0040026
Any process that activates or increases the frequency, rate or extent of development of the vulva. Vulval development is the process whose specific outcome is the progression of the egg-laying organ of female and hermaphrodite nematodes over time, from its formation to the mature structure. In nematodes, the vulva is formed from ventral epidermal cells during larval stages to give rise to a fully formed vulva in the adult.
1 O17583 (/IMP)
Regulation of backward locomotion GO:0043058
Any process that modulates the speed, mechanical force, or rhythm of the posterior movement of an organism.
1 O17583 (/IGI)
Sensory perception of touch GO:0050975
The series of events required for an organism to receive a touch stimulus, convert it to a molecular signal, and recognize and characterize the signal. This is a neurological process. The perception of touch in animals is mediated by mechanoreceptors in the skin and mucous membranes and is the sense by which contact with objects gives evidence as to certain of their qualities. Different types of touch can be perceived (for example, light, coarse, pressure and tickling) and the stimulus may be external or internal (e.g. the feeling of a full stomach).
1 O17583 (/IMP)
Protein-containing complex assembly GO:0065003
The aggregation, arrangement and bonding together of a set of macromolecules to form a protein-containing complex.
1 Q02410 (/TAS)
Receptor localization to synapse GO:0097120
Any process in which a receptor is transported to, and/or maintained at the synapse, the junction between a nerve fiber of one neuron and another neuron or muscle fiber or glial cell.
1 O17583 (/IMP)
Protein localization to early endosome GO:1902946
A process in which a protein is transported to, or maintained in, a location within an early endosome.
1 O17583 (/IMP)
Protein localization to basolateral plasma membrane GO:1903361
Any process in which a protein is transported to, or maintained in, basolateral regions of the plasma membrane.
1 O17583 (/IDA)
Positive regulation of backward locomotion GO:1905852
Any process that activates or increases the frequency, rate or extent of backward locomotion.
1 O17583 (/IMP)

There are 22 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
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
6 E1JJN6 (/IDA) M9PF12 (/IDA) O17583 (/IDA) Q9GQQ6 (/IDA) Q9VX41 (/IDA) X2JE74 (/IDA)
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 O35430 (/TAS) O35431 (/TAS) Q02410 (/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.
3 O17583 (/IDA) O35430 (/IDA) O35431 (/IDA)
Golgi apparatus GO:0005794
A compound membranous cytoplasmic organelle of eukaryotic cells, consisting of flattened, ribosome-free vesicles arranged in a more or less regular stack. The Golgi apparatus differs from the endoplasmic reticulum in often having slightly thicker membranes, appearing in sections as a characteristic shallow semicircle so that the convex side (cis or entry face) abuts the endoplasmic reticulum, secretory vesicles emerging from the concave side (trans or exit face). In vertebrate cells there is usually one such organelle, while in invertebrates and plants, where they are known usually as dictyosomes, there may be several scattered in the cytoplasm. The Golgi apparatus processes proteins produced on the ribosomes of the rough endoplasmic reticulum; such processing includes modification of the core oligosaccharides of glycoproteins, and the sorting and packaging of proteins for transport to a variety of cellular locations. Three different regions of the Golgi are now recognized both in terms of structure and function: cis, in the vicinity of the cis face, trans, in the vicinity of the trans face, and medial, lying between the cis and trans regions.
2 O17583 (/IDA) Q02410 (/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 B2RUJ5 (/ISO) P98084 (/ISO)
Schaffer collateral - CA1 synapse GO:0098685
A synapse between the Schaffer collateral axon of a CA3 pyramidal cell and a CA1 pyramidal cell.
2 B2RUJ5 (/IMP) P98084 (/IMP)
Golgi trans cisterna GO:0000138
The Golgi cisterna farthest from the endoplasmic reticulum; the final processing compartment through which proteins pass before exiting the Golgi apparatus; the compartment in which N-linked protein glycosylation is completed.
1 O17583 (/IDA)
Golgi apparatus GO:0005794
A compound membranous cytoplasmic organelle of eukaryotic cells, consisting of flattened, ribosome-free vesicles arranged in a more or less regular stack. The Golgi apparatus differs from the endoplasmic reticulum in often having slightly thicker membranes, appearing in sections as a characteristic shallow semicircle so that the convex side (cis or entry face) abuts the endoplasmic reticulum, secretory vesicles emerging from the concave side (trans or exit face). In vertebrate cells there is usually one such organelle, while in invertebrates and plants, where they are known usually as dictyosomes, there may be several scattered in the cytoplasm. The Golgi apparatus processes proteins produced on the ribosomes of the rough endoplasmic reticulum; such processing includes modification of the core oligosaccharides of glycoproteins, and the sorting and packaging of proteins for transport to a variety of cellular locations. Three different regions of the Golgi are now recognized both in terms of structure and function: cis, in the vicinity of the cis face, trans, in the vicinity of the trans face, and medial, lying between the cis and trans regions.
1 B2RUJ5 (/ISO)
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 Q02410 (/TAS)
Membrane GO:0016020
A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
1 B2RUJ5 (/IDA)
Trans-Golgi network transport vesicle GO:0030140
A vesicle that mediates transport between the trans-Golgi network and other parts of the cell.
1 O17583 (/IDA)
Dendrite GO:0030425
A neuron projection that has a short, tapering, morphology. Dendrites receive and integrate signals from other neurons or from sensory stimuli, and conduct nerve impulses towards the axon or the cell body. In most neurons, the impulse is conveyed from dendrites to axon via the cell body, but in some types of unipolar neuron, the impulse does not travel via the cell body.
1 O17583 (/IDA)
Protein-containing complex GO:0032991
A stable assembly of two or more macromolecules, i.e. proteins, nucleic acids, carbohydrates or lipids, in which at least one component is a protein and the constituent parts function together.
1 O35430 (/IDA)
Protein-containing complex GO:0032991
A stable assembly of two or more macromolecules, i.e. proteins, nucleic acids, carbohydrates or lipids, in which at least one component is a protein and the constituent parts function together.
1 B2RUJ5 (/ISO)
Neuron projection GO:0043005
A prolongation or process extending from a nerve cell, e.g. an axon or dendrite.
1 O17583 (/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 O17583 (/IDA)
Dendritic spine GO:0043197
A small, membranous protrusion from a dendrite that forms a postsynaptic compartment - typically receiving input from a single presynapse. They function as partially isolated biochemical and an electrical compartments. Spine morphology is variable including \thin\, \stubby\, \mushroom\, and \branched\, with a continuum of intermediate morphologies. They typically terminate in a bulb shape, linked to the dendritic shaft by a restriction. Spine remodeling is though to be involved in synaptic plasticity.
1 O35430 (/IDA)
Dendritic spine GO:0043197
A small, membranous protrusion from a dendrite that forms a postsynaptic compartment - typically receiving input from a single presynapse. They function as partially isolated biochemical and an electrical compartments. Spine morphology is variable including \thin\, \stubby\, \mushroom\, and \branched\, with a continuum of intermediate morphologies. They typically terminate in a bulb shape, linked to the dendritic shaft by a restriction. Spine remodeling is though to be involved in synaptic plasticity.
1 B2RUJ5 (/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 O17583 (/IDA)
Presynaptic active zone membrane GO:0048787
The membrane portion of the presynaptic active zone; it is the site where docking and fusion of synaptic vesicles occurs for the release of neurotransmitters.
1 B2RUJ5 (/IDA)
Glutamatergic synapse GO:0098978
A synapse that uses glutamate as a neurotransmitter.
1 B2RUJ5 (/IDA)
Glutamatergic synapse GO:0098978
A synapse that uses glutamate as a neurotransmitter.
1 B2RUJ5 (/IMP)
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