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:

"
von Willebrand factor, type A domain
".

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 47: von Willebrand factor A domain containing 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 5 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 Q21281 (/IPI) Q5GFL6 (/IPI)
Identical protein binding GO:0042802
Interacting selectively and non-covalently with an identical protein or proteins.
2 Q5GFL6 (/IDA) Q70UZ7 (/IDA)
Collagen binding GO:0005518
Interacting selectively and non-covalently with collagen, a group of fibrous proteins of very high tensile strength that form the main component of connective tissue in animals. Collagen is highly enriched in glycine (some regions are 33% glycine) and proline, occurring predominantly as 3-hydroxyproline (about 20%).
1 P34576 (/ISS)
Intermediate filament binding GO:0019215
Interacting selectively and non-covalently with an intermediate filament, a distinct elongated structure, characteristically 10 nm in diameter, that occurs in the cytoplasm of higher eukaryotic cells. Intermediate filaments form a fibrous system, composed of chemically heterogeneous subunits and involved in mechanically integrating the various components of the cytoplasmic space.
1 P34576 (/ISS)
Identical protein binding GO:0042802
Interacting selectively and non-covalently with an identical protein or proteins.
1 Q70UZ7 (/ISO)

There are 8 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 homooligomerization GO:0051260
The process of creating protein oligomers, compounds composed of a small number, usually between three and ten, of identical component monomers. Oligomers may be formed by the polymerization of a number of monomers or the depolymerization of a large protein polymer.
2 Q5GFL6 (/IDA) Q70UZ7 (/IDA)
Cell-matrix adhesion GO:0007160
The binding of a cell to the extracellular matrix via adhesion molecules.
1 P34576 (/IMP)
Calcium-independent cell-matrix adhesion GO:0007161
The binding of a cell to the extracellular matrix via adhesion molecules that do not require the presence of calcium for the interaction.
1 Q70UZ7 (/IDA)
Calcium-independent cell-matrix adhesion GO:0007161
The binding of a cell to the extracellular matrix via adhesion molecules that do not require the presence of calcium for the interaction.
1 Q70UZ7 (/IGI)
Epithelial structure maintenance GO:0010669
A tissue homeostatic process required for the maintenance of epithelial structure.
1 U3JA51 (/IGI)
Regulation of insulin receptor signaling pathway GO:0046626
Any process that modulates the frequency, rate or extent of insulin receptor signaling.
1 Q5GFL6 (/IMP)
Regulation of insulin receptor signaling pathway GO:0046626
Any process that modulates the frequency, rate or extent of insulin receptor signaling.
1 Q70UZ7 (/ISO)
Protein homooligomerization GO:0051260
The process of creating protein oligomers, compounds composed of a small number, usually between three and ten, of identical component monomers. Oligomers may be formed by the polymerization of a number of monomers or the depolymerization of a large protein polymer.
1 Q70UZ7 (/ISO)

There are 8 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
Extracellular space GO:0005615
That part of a multicellular organism outside the cells proper, usually taken to be outside the plasma membranes, and occupied by fluid.
2 Q5GFL6 (/IDA) Q70UZ7 (/IDA)
Hemidesmosome GO:0030056
A cell-substrate junction (attachment structure) found in epithelial cells that links intermediate filaments to extracellular matrices via transmembrane complexes. In vertebrates, hemidesmosomes mediate contact between the basal side of epithelial cells and the basal lamina. In C. elegans, hemidesmosomes connect epithelial cells to distinct extracellular matrices on both the apical and basal cell surfaces.
2 P34576 (/IDA) Q21281 (/IDA)
Extracellular region GO:0005576
The space external to the outermost structure of a cell. For cells without external protective or external encapsulating structures this refers to space outside of the plasma membrane. This term covers the host cell environment outside an intracellular parasite.
1 Q70UZ7 (/IDA)
Basement membrane GO:0005604
A collagen-containing extracellular matrix consisting of a thin layer of dense material found in various animal tissues interposed between the cells and the adjacent connective tissue. It consists of the basal lamina plus an associated layer of reticulin fibers.
1 Q70UZ7 (/IDA)
Extracellular space GO:0005615
That part of a multicellular organism outside the cells proper, usually taken to be outside the plasma membranes, and occupied by fluid.
1 Q70UZ7 (/ISO)
Intermediate filament GO:0005882
A cytoskeletal structure that forms a distinct elongated structure, characteristically 10 nm in diameter, that occurs in the cytoplasm of eukaryotic cells. Intermediate filaments form a fibrous system, composed of chemically heterogeneous subunits and involved in mechanically integrating the various components of the cytoplasmic space. Intermediate filaments may be divided into five chemically distinct classes: Type I, acidic keratins; Type II, basic keratins; Type III, including desmin, vimentin and others; Type IV, neurofilaments and related filaments; and Type V, lamins.
1 P34576 (/IDA)
Extracellular exosome GO:0070062
A vesicle that is released into the extracellular region by fusion of the limiting endosomal membrane of a multivesicular body with the plasma membrane. Extracellular exosomes, also simply called exosomes, have a diameter of about 40-100 nm.
1 Q5GFL6 (/HDA)
Hemidesmosome associated protein complex GO:0098733
Any protein complex that is part of or has some part in a hemidesmosome.
1 Q21281 (/IDA)
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