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 331: Signal transducing adapter molecule 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
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 O01498 (/IPI) P38753 (/IPI)
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.
2 O01498 (/IDA) P38753 (/IDA)
Protein domain specific binding GO:0019904
Interacting selectively and non-covalently with a specific domain of a protein.
1 P38753 (/IPI)
Protein heterodimerization activity GO:0046982
Interacting selectively and non-covalently with a nonidentical protein to form a heterodimer.
1 P38753 (/IMP)

There are 13 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
Late endosome to vacuole transport GO:0045324
The directed movement of substances from late endosomes to the vacuole. In yeast, after transport to the prevacuolar compartment, endocytic content is delivered to the late endosome and on to the vacuole. This pathway is analogous to endosome to lysosome transport.
2 O74749 (/IMP) P38753 (/IMP)
Protein targeting to vacuole GO:0006623
The process of directing proteins towards the vacuole, usually using signals contained within the protein.
1 P38753 (/IMP)
Protein targeting to vacuole GO:0006623
The process of directing proteins towards the vacuole, usually using signals contained within the protein.
1 P38753 (/IPI)
Endosome to lysosome transport GO:0008333
The directed movement of substances from endosomes to lysosomes.
1 O01498 (/IMP)
Protein secretion GO:0009306
The controlled release of proteins from a cell.
1 P38753 (/IMP)
Ascospore-type prospore assembly GO:0031321
During ascospore formation, the process in which each haploid nucleus becomes encapsulated by a double membrane.
1 O74749 (/IGI)
Response to hermaphrodite contact GO:0034606
The response by the male to a hermaphrodite after initial contact following mate finding. The male stops forward locomotion, presses the ventral side of his tail against his partner's body, and begins moving backward along the hermaphrodite. Male response behavior is initiated when sensory neurons located in the rays of his tail contact a potential mate.
1 O01498 (/IMP)
Protein transport to vacuole involved in ubiquitin-dependent protein catabolic process via the multivesicular body sorting pathway GO:0043328
The process of directing proteins towards the vacuole that contributes to protein catabolism via the multivesicular body (MVB) pathway.
1 O74749 (/IMP)
Negative regulation of MAPK cascade GO:0043409
Any process that stops, prevents, or reduces the frequency, rate or extent of signal transduction mediated by the MAPKKK cascade.
1 O01498 (/IMP)
Ephrin receptor signaling pathway GO:0048013
The series of molecular signals generated as a consequence of an ephrin receptor binding to an ephrin.
1 O01498 (/IGI)
Multivesicular body sorting pathway GO:0071985
A vesicle-mediated transport process in which transmembrane proteins are ubiquitylated to facilitate their entry into luminal vesicles of multivesicular bodies (MVBs); upon subsequent fusion of MVBs with lysosomes or vacuoles, the cargo proteins are degraded.
1 P38753 (/IMP)
Positive regulation of protein maturation GO:1903319
Any process that activates or increases the frequency, rate or extent of protein maturation.
1 P38753 (/IMP)
ATP export GO:1904669
The directed movement of ATP out of a cell or organelle.
1 P38753 (/IMP)

There are 11 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
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.
3 O01498 (/IPI) O74749 (/IPI) P38753 (/IPI)
Endosome GO:0005768
A vacuole to which materials ingested by endocytosis are delivered.
2 O01498 (/IDA) P38753 (/IDA)
Fungal-type vacuole membrane GO:0000329
The lipid bilayer surrounding a vacuole, the shape of which correlates with cell cycle phase. The membrane separates its contents from the cytoplasm of the cell. An example of this structure is found in Saccharomyces cerevisiae.
1 O74749 (/IDA)
Prospore membrane GO:0005628
The prospore membrane is a double-membraned structure that extends from the cytoplasmic face of the spindle pole bodies to encompass the spindle pole bodies and the four nuclear lobes that are formed during meiosis. It helps isolate the meiotic nuclei from the cytoplasm during spore formation and serves as a foundation for the formation of the spore walls. An example of this component is found in Schizosaccharomyces pombe.
1 O74749 (/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 O74749 (/HDA)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
1 O74749 (/HDA)
Early endosome GO:0005769
A membrane-bounded organelle that receives incoming material from primary endocytic vesicles that have been generated by clathrin-dependent and clathrin-independent endocytosis; vesicles fuse with the early endosome to deliver cargo for sorting into recycling or degradation pathways.
1 O01498 (/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 O74749 (/HDA)
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 O74749 (/HDA)
Cilium GO:0005929
A specialized eukaryotic organelle that consists of a filiform extrusion of the cell surface and of some cytoplasmic parts. Each cilium is largely bounded by an extrusion of the cytoplasmic (plasma) membrane, and contains a regular longitudinal array of microtubules, anchored to a basal body.
1 O01498 (/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 P38753 (/IMP)
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