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:

"
Cysteine proteinases
".

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 56: Ubiquitinyl hydrolase 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 20 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
Cysteine-type endopeptidase activity GO:0004197
Catalysis of the hydrolysis of internal, alpha-peptide bonds in a polypeptide chain by a mechanism in which the sulfhydryl group of a cysteine residue at the active center acts as a nucleophile.
3 Q28CN3 (/ISS) Q5REG5 (/ISS) Q8R5K2 (/ISS)
Thiol-dependent ubiquitin-specific protease activity GO:0004843
Catalysis of the thiol-dependent hydrolysis of a peptide bond formed by the C-terminal glycine of ubiquitin and another protein.
3 Q28CN3 (/ISS) Q5REG5 (/ISS) Q8R5K2 (/ISS)
Zinc ion binding GO:0008270
Interacting selectively and non-covalently with zinc (Zn) ions.
3 Q28CN3 (/ISS) Q5REG5 (/ISS) Q8R5K2 (/ISS)
Thiol-dependent ubiquitinyl hydrolase activity GO:0036459
Catalysis of the thiol-dependent hydrolysis of an ester, thioester, amide, peptide or isopeptide bond formed by the C-terminal glycine of ubiquitin.
3 Q28CN3 (/ISS) Q5REG5 (/ISS) Q8R5K2 (/ISS)
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 Q8R5K2 (/IPI) Q8TEY7 (/IPI)
G protein-coupled receptor binding GO:0001664
Interacting selectively and non-covalently with a G protein-coupled receptor.
1 Q8TEY7 (/IPI)
G protein-coupled receptor binding GO:0001664
Interacting selectively and non-covalently with a G protein-coupled receptor.
1 Q8R5K2 (/ISO)
Cysteine-type endopeptidase activity GO:0004197
Catalysis of the hydrolysis of internal, alpha-peptide bonds in a polypeptide chain by a mechanism in which the sulfhydryl group of a cysteine residue at the active center acts as a nucleophile.
1 Q8TEY7 (/IMP)
Cysteine-type endopeptidase activity GO:0004197
Catalysis of the hydrolysis of internal, alpha-peptide bonds in a polypeptide chain by a mechanism in which the sulfhydryl group of a cysteine residue at the active center acts as a nucleophile.
1 Q8R5K2 (/ISO)
Thiol-dependent ubiquitin-specific protease activity GO:0004843
Catalysis of the thiol-dependent hydrolysis of a peptide bond formed by the C-terminal glycine of ubiquitin and another protein.
1 Q8TEY7 (/IDA)
Thiol-dependent ubiquitin-specific protease activity GO:0004843
Catalysis of the thiol-dependent hydrolysis of a peptide bond formed by the C-terminal glycine of ubiquitin and another protein.
1 Q8TEY7 (/IMP)
Thiol-dependent ubiquitin-specific protease activity GO:0004843
Catalysis of the thiol-dependent hydrolysis of a peptide bond formed by the C-terminal glycine of ubiquitin and another protein.
1 Q8R5K2 (/ISO)
Thiol-dependent ubiquitin-specific protease activity GO:0004843
Catalysis of the thiol-dependent hydrolysis of a peptide bond formed by the C-terminal glycine of ubiquitin and another protein.
1 Q8TEY7 (/TAS)
Zinc ion binding GO:0008270
Interacting selectively and non-covalently with zinc (Zn) ions.
1 Q8TEY7 (/IDA)
Zinc ion binding GO:0008270
Interacting selectively and non-covalently with zinc (Zn) ions.
1 Q8R5K2 (/ISO)
Ral GTPase binding GO:0017160
Interacting selectively and non-covalently with Ral protein, any member of the Ral subfamily of the Ras superfamily of monomeric GTPases.
1 Q8TEY7 (/IPI)
Ral GTPase binding GO:0017160
Interacting selectively and non-covalently with Ral protein, any member of the Ral subfamily of the Ras superfamily of monomeric GTPases.
1 Q8R5K2 (/ISO)
Thiol-dependent ubiquitinyl hydrolase activity GO:0036459
Catalysis of the thiol-dependent hydrolysis of an ester, thioester, amide, peptide or isopeptide bond formed by the C-terminal glycine of ubiquitin.
1 Q8TEY7 (/IDA)
Thiol-dependent ubiquitinyl hydrolase activity GO:0036459
Catalysis of the thiol-dependent hydrolysis of an ester, thioester, amide, peptide or isopeptide bond formed by the C-terminal glycine of ubiquitin.
1 Q8R5K2 (/ISO)
Thiol-dependent ubiquitinyl hydrolase activity GO:0036459
Catalysis of the thiol-dependent hydrolysis of an ester, thioester, amide, peptide or isopeptide bond formed by the C-terminal glycine of ubiquitin.
1 Q8TEY7 (/TAS)

There are 32 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
Axon guidance GO:0007411
The chemotaxis process that directs the migration of an axon growth cone to a specific target site in response to a combination of attractive and repulsive cues.
3 Q28CN3 (/ISS) Q5REG5 (/ISS) Q8TEY7 (/ISS)
Regulation of G protein-coupled receptor signaling pathway GO:0008277
Any process that modulates the frequency, rate or extent of G protein-coupled receptor signaling pathway.
3 Q28CN3 (/ISS) Q5REG5 (/ISS) Q8R5K2 (/ISS)
Cell migration GO:0016477
The controlled self-propelled movement of a cell from one site to a destination guided by molecular cues. Cell migration is a central process in the development and maintenance of multicellular organisms.
3 Q28CN3 (/ISS) Q5REG5 (/ISS) Q8TEY7 (/ISS)
Protein deubiquitination GO:0016579
The removal of one or more ubiquitin groups from a protein.
3 Q28CN3 (/ISS) Q5REG5 (/ISS) Q8R5K2 (/ISS)
Centrosome duplication GO:0051298
The replication of a centrosome, a structure comprised of a pair of centrioles and peri-centriolar material from which a microtubule spindle apparatus is organized.
3 Q28CN3 (/ISS) Q5REG5 (/ISS) Q8R5K2 (/ISS)
Protein K63-linked deubiquitination GO:0070536
A protein deubiquitination process in which a K63-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 63 of the ubiquitin monomers, is removed from a protein.
3 Q28CN3 (/ISS) Q5REG5 (/ISS) Q8R5K2 (/ISS)
Protein K48-linked deubiquitination GO:0071108
A protein deubiquitination process in which a K48-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 48 of the ubiquitin monomers, is removed from a protein.
3 Q28CN3 (/ISS) Q5REG5 (/ISS) Q8R5K2 (/ISS)
Ubiquitin-dependent protein catabolic process GO:0006511
The chemical reactions and pathways resulting in the breakdown of a protein or peptide by hydrolysis of its peptide bonds, initiated by the covalent attachment of a ubiquitin group, or multiple ubiquitin groups, to the protein.
1 Q8TEY7 (/TAS)
Axon guidance GO:0007411
The chemotaxis process that directs the migration of an axon growth cone to a specific target site in response to a combination of attractive and repulsive cues.
1 Q8R5K2 (/IMP)
Regulation of G protein-coupled receptor signaling pathway GO:0008277
Any process that modulates the frequency, rate or extent of G protein-coupled receptor signaling pathway.
1 Q8TEY7 (/IMP)
Regulation of G protein-coupled receptor signaling pathway GO:0008277
Any process that modulates the frequency, rate or extent of G protein-coupled receptor signaling pathway.
1 Q8R5K2 (/ISO)
Cellular response to starvation GO:0009267
Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of deprivation of nourishment.
1 Q8TEY7 (/IDA)
Cellular response to starvation GO:0009267
Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of deprivation of nourishment.
1 Q8R5K2 (/ISO)
Regulation of autophagy GO:0010506
Any process that modulates the frequency, rate or extent of autophagy. Autophagy is the process in which cells digest parts of their own cytoplasm.
1 Q8TEY7 (/IMP)
Regulation of autophagy GO:0010506
Any process that modulates the frequency, rate or extent of autophagy. Autophagy is the process in which cells digest parts of their own cytoplasm.
1 Q8R5K2 (/ISO)
Cell migration GO:0016477
The controlled self-propelled movement of a cell from one site to a destination guided by molecular cues. Cell migration is a central process in the development and maintenance of multicellular organisms.
1 Q8R5K2 (/IMP)
Protein deubiquitination GO:0016579
The removal of one or more ubiquitin groups from a protein.
1 Q8TEY7 (/IDA)
Protein deubiquitination GO:0016579
The removal of one or more ubiquitin groups from a protein.
1 Q8TEY7 (/IMP)
Protein deubiquitination GO:0016579
The removal of one or more ubiquitin groups from a protein.
1 Q8R5K2 (/ISO)
Protein deubiquitination GO:0016579
The removal of one or more ubiquitin groups from a protein.
1 Q8TEY7 (/TAS)
Negative regulation of protein binding GO:0032091
Any process that stops, prevents, or reduces the frequency, rate or extent of protein binding.
1 Q8TEY7 (/IMP)
Negative regulation of protein binding GO:0032091
Any process that stops, prevents, or reduces the frequency, rate or extent of protein binding.
1 Q8R5K2 (/ISO)
Positive regulation of protein binding GO:0032092
Any process that activates or increases the frequency, rate or extent of protein binding.
1 Q8TEY7 (/IMP)
Positive regulation of protein binding GO:0032092
Any process that activates or increases the frequency, rate or extent of protein binding.
1 Q8R5K2 (/ISO)
Protein stabilization GO:0050821
Any process involved in maintaining the structure and integrity of a protein and preventing it from degradation or aggregation.
1 Q8TEY7 (/IMP)
Protein stabilization GO:0050821
Any process involved in maintaining the structure and integrity of a protein and preventing it from degradation or aggregation.
1 Q8R5K2 (/ISO)
Centrosome duplication GO:0051298
The replication of a centrosome, a structure comprised of a pair of centrioles and peri-centriolar material from which a microtubule spindle apparatus is organized.
1 Q8TEY7 (/IMP)
Centrosome duplication GO:0051298
The replication of a centrosome, a structure comprised of a pair of centrioles and peri-centriolar material from which a microtubule spindle apparatus is organized.
1 Q8R5K2 (/ISO)
Protein K63-linked deubiquitination GO:0070536
A protein deubiquitination process in which a K63-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 63 of the ubiquitin monomers, is removed from a protein.
1 Q8TEY7 (/IDA)
Protein K63-linked deubiquitination GO:0070536
A protein deubiquitination process in which a K63-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 63 of the ubiquitin monomers, is removed from a protein.
1 Q8R5K2 (/ISO)
Protein K48-linked deubiquitination GO:0071108
A protein deubiquitination process in which a K48-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 48 of the ubiquitin monomers, is removed from a protein.
1 Q8TEY7 (/IDA)
Protein K48-linked deubiquitination GO:0071108
A protein deubiquitination process in which a K48-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 48 of the ubiquitin monomers, is removed from a protein.
1 Q8R5K2 (/ISO)

There are 15 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
Centrosome GO:0005813
A structure comprised of a core structure (in most organisms, a pair of centrioles) and peripheral material from which a microtubule-based structure, such as a spindle apparatus, is organized. Centrosomes occur close to the nucleus during interphase in many eukaryotic cells, though in animal cells it changes continually during the cell-division cycle.
3 Q28CN3 (/ISS) Q5REG5 (/ISS) Q8R5K2 (/ISS)
Nucleoplasm GO:0005654
That part of the nuclear content other than the chromosomes or the nucleolus.
1 Q8TEY7 (/IDA)
Nucleoplasm GO:0005654
That part of the nuclear content other than the chromosomes or the nucleolus.
1 Q8R5K2 (/ISO)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
1 Q8TEY7 (/TAS)
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 Q8TEY7 (/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 Q8R5K2 (/ISO)
Centrosome GO:0005813
A structure comprised of a core structure (in most organisms, a pair of centrioles) and peripheral material from which a microtubule-based structure, such as a spindle apparatus, is organized. Centrosomes occur close to the nucleus during interphase in many eukaryotic cells, though in animal cells it changes continually during the cell-division cycle.
1 Q8TEY7 (/IDA)
Centrosome GO:0005813
A structure comprised of a core structure (in most organisms, a pair of centrioles) and peripheral material from which a microtubule-based structure, such as a spindle apparatus, is organized. Centrosomes occur close to the nucleus during interphase in many eukaryotic cells, though in animal cells it changes continually during the cell-division cycle.
1 Q8R5K2 (/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.
1 Q8TEY7 (/TAS)
Focal adhesion GO:0005925
Small region on the surface of a cell that anchors the cell to the extracellular matrix and that forms a point of termination of actin filaments.
1 Q8TEY7 (/IDA)
Focal adhesion GO:0005925
Small region on the surface of a cell that anchors the cell to the extracellular matrix and that forms a point of termination of actin filaments.
1 Q8R5K2 (/ISO)
VCB complex GO:0030891
A protein complex that possesses ubiquitin ligase activity; the complex is usually pentameric; for example, in mammals the subunits are pVHL, elongin B, elongin C, cullin-2 (Cul2), and Rbx1.
1 Q8TEY7 (/TAS)
Cell body GO:0044297
The portion of a cell bearing surface projections such as axons, dendrites, cilia, or flagella that includes the nucleus, but excludes all cell projections.
1 Q8R5K2 (/IDA)
Perinuclear region of cytoplasm GO:0048471
Cytoplasm situated near, or occurring around, the nucleus.
1 Q8TEY7 (/IDA)
Perinuclear region of cytoplasm GO:0048471
Cytoplasm situated near, or occurring around, the nucleus.
1 Q8R5K2 (/ISO)
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