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:

"
SH3 Domains
".

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 86: signal transducing adapter molecule 2

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
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).
7 B5DF55 (/IPI) O75886 (/IPI) O88811 (/IPI) O88811 (/IPI) P70297 (/IPI) P70297 (/IPI) Q92783 (/IPI)
Ubiquitin-like protein ligase binding GO:0044389
Interacting selectively and non-covalently with a ubiquitin-like protein ligase, such as ubiquitin-ligase.
2 P70297 (/ISO) P70297 (/ISO)
SH3/SH2 adaptor activity GO:0005070
Interacting selectively and non-covalently and simultaneously with one or more signal transduction molecules, usually acting as a scaffold to bring these molecules into close proximity either using their own SH2/SH3 domains (e.g. Grb2) or those of their target molecules (e.g. SAM68).
1 Q92783 (/TAS)
SH3 domain binding GO:0017124
Interacting selectively and non-covalently with a SH3 domain (Src homology 3) of a protein, small protein modules containing approximately 50 amino acid residues found in a great variety of intracellular or membrane-associated proteins.
1 O93436 (/IDA)
Ubiquitin binding GO:0043130
Interacting selectively and non-covalently with ubiquitin, a protein that when covalently bound to other cellular proteins marks them for proteolytic degradation.
1 Q9XTL2 (/ISS)
Ubiquitin-like protein ligase binding GO:0044389
Interacting selectively and non-covalently with a ubiquitin-like protein ligase, such as ubiquitin-ligase.
1 Q92783 (/IPI)

There are 19 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
Endosomal transport GO:0016197
The directed movement of substances mediated by an endosome, a membrane-bounded organelle that carries materials enclosed in the lumen or located in the endosomal membrane.
2 O75886 (/TAS) Q92783 (/TAS)
Macroautophagy GO:0016236
The major inducible pathway for the general turnover of cytoplasmic constituents in eukaryotic cells, it is also responsible for the degradation of active cytoplasmic enzymes and organelles during nutrient starvation. Macroautophagy involves the formation of double-membrane-bounded autophagosomes which enclose the cytoplasmic constituent targeted for degradation in a membrane-bounded structure. Autophagosomes then fuse with a lysosome (or vacuole) releasing single-membrane-bounded autophagic bodies that are then degraded within the lysosome (or vacuole). Some types of macroautophagy, e.g. pexophagy, mitophagy, involve selective targeting of the targets to be degraded.
2 O75886 (/TAS) Q92783 (/TAS)
Protein deubiquitination GO:0016579
The removal of one or more ubiquitin groups from a protein.
2 O75886 (/TAS) Q92783 (/TAS)
Multivesicular body assembly GO:0036258
The aggregation, arrangement and bonding together of a set of components to form a multivesicular body, a type of late endosome in which regions of the limiting endosomal membrane invaginate to form internal vesicles; membrane proteins that enter the internal vesicles are sequestered from the cytoplasm.
2 O75886 (/TAS) Q92783 (/TAS)
Negative regulation of epidermal growth factor receptor signaling pathway GO:0042059
Any process that stops, prevents, or reduces the frequency, rate or extent of epidermal growth factor receptor signaling pathway activity.
2 O75886 (/TAS) Q92783 (/TAS)
Membrane organization GO:0061024
A process which results in the assembly, arrangement of constituent parts, or disassembly of a membrane. A membrane is a double layer of lipid molecules that encloses all cells, and, in eukaryotes, many organelles; may be a single or double lipid bilayer; also includes associated proteins.
2 O75886 (/TAS) Q92783 (/TAS)
Positive regulation of exosomal secretion GO:1903543
Any process that activates or increases the frequency, rate or extent of exosomal secretion.
2 P70297 (/ISO) P70297 (/ISO)
Regulation of extracellular exosome assembly GO:1903551
Any process that modulates the frequency, rate or extent of extracellular vesicular exosome assembly.
2 P70297 (/ISO) P70297 (/ISO)
Signal transduction GO:0007165
The cellular process in which a signal is conveyed to trigger a change in the activity or state of a cell. Signal transduction begins with reception of a signal (e.g. a ligand binding to a receptor or receptor activation by a stimulus such as light), or for signal transduction in the absence of ligand, signal-withdrawal or the activity of a constitutively active receptor. Signal transduction ends with regulation of a downstream cellular process, e.g. regulation of transcription or regulation of a metabolic process. Signal transduction covers signaling from receptors located on the surface of the cell and signaling via molecules located within the cell. For signaling between cells, signal transduction is restricted to events at and within the receiving cell.
1 O93436 (/IDA)
Signal transduction GO:0007165
The cellular process in which a signal is conveyed to trigger a change in the activity or state of a cell. Signal transduction begins with reception of a signal (e.g. a ligand binding to a receptor or receptor activation by a stimulus such as light), or for signal transduction in the absence of ligand, signal-withdrawal or the activity of a constitutively active receptor. Signal transduction ends with regulation of a downstream cellular process, e.g. regulation of transcription or regulation of a metabolic process. Signal transduction covers signaling from receptors located on the surface of the cell and signaling via molecules located within the cell. For signaling between cells, signal transduction is restricted to events at and within the receiving cell.
1 Q92783 (/TAS)
Epithelial cell migration, open tracheal system GO:0007427
The orderly movement of epithelial cells during development of an open tracheal system. An example of this is found in Drosophila melanogaster.
1 Q9XTL2 (/IMP)
Endosomal transport GO:0016197
The directed movement of substances mediated by an endosome, a membrane-bounded organelle that carries materials enclosed in the lumen or located in the endosomal membrane.
1 Q9XTL2 (/IMP)
Endosomal transport GO:0016197
The directed movement of substances mediated by an endosome, a membrane-bounded organelle that carries materials enclosed in the lumen or located in the endosomal membrane.
1 Q9XTL2 (/ISS)
Neuron remodeling GO:0016322
The developmentally regulated remodeling of neuronal projections such as pruning to eliminate the extra dendrites and axons projections set up in early stages of nervous system development.
1 Q9XTL2 (/IGI)
Wound healing GO:0042060
The series of events that restore integrity to a damaged tissue, following an injury.
1 Q9XTL2 (/IMP)
Regulation of cell cycle GO:0051726
Any process that modulates the rate or extent of progression through the cell cycle.
1 Q9XTL2 (/IGI)
Positive regulation of exosomal secretion GO:1903543
Any process that activates or increases the frequency, rate or extent of exosomal secretion.
1 Q92783 (/IMP)
Regulation of extracellular exosome assembly GO:1903551
Any process that modulates the frequency, rate or extent of extracellular vesicular exosome assembly.
1 Q92783 (/IMP)
Regulation of epithelial cell migration, open tracheal system GO:2000274
Any process that modulates the frequency, rate or extent of epithelial cell migration, open tracheal system.
1 Q9XTL2 (/IMP)

There are 14 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
Nucleoplasm GO:0005654
That part of the nuclear content other than the chromosomes or the nucleolus.
2 O88811 (/ISO) O88811 (/ISO)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
2 O88811 (/ISO) O88811 (/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.
2 O88811 (/ISO) O88811 (/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.
2 O75886 (/TAS) Q92783 (/TAS)
ESCRT-0 complex GO:0033565
A protein complex required for the recycling of Golgi proteins, formation of lumenal membranes and sorting of ubiquitinated proteins into those membranes. This complex includes Vps1p and Hse1p in yeast and the Hrs and STAM proteins in mammals.
2 P70297 (/ISO) P70297 (/ISO)
ESCRT-0 complex GO:0033565
A protein complex required for the recycling of Golgi proteins, formation of lumenal membranes and sorting of ubiquitinated proteins into those membranes. This complex includes Vps1p and Hse1p in yeast and the Hrs and STAM proteins in mammals.
2 O75886 (/TAS) Q92783 (/TAS)
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 O88811 (/ISO) O88811 (/ISO)
Nucleoplasm GO:0005654
That part of the nuclear content other than the chromosomes or the nucleolus.
1 O75886 (/IDA)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
1 O75886 (/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.
1 O75886 (/IDA)
Endocytic vesicle GO:0030139
A membrane-bounded intracellular vesicle formed by invagination of the plasma membrane around an extracellular substance. Endocytic vesicles fuse with early endosomes to deliver the cargo for further sorting.
1 O93436 (/IDA)
ESCRT-0 complex GO:0033565
A protein complex required for the recycling of Golgi proteins, formation of lumenal membranes and sorting of ubiquitinated proteins into those membranes. This complex includes Vps1p and Hse1p in yeast and the Hrs and STAM proteins in mammals.
1 Q92783 (/IDA)
ESCRT-0 complex GO:0033565
A protein complex required for the recycling of Golgi proteins, formation of lumenal membranes and sorting of ubiquitinated proteins into those membranes. This complex includes Vps1p and Hse1p in yeast and the Hrs and STAM proteins in mammals.
1 Q9XTL2 (/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.
1 O75886 (/IDA)
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