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:

"
Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
".

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 96: Ubiquitin thioesterase OTU1

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 10 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
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.
10 Q05B57 (/ISS) Q0IH43 (/ISS) Q0IH43 (/ISS) Q32Q05 (/ISS) Q55BI3 (/ISS) Q567B1 (/ISS) Q5F3A6 (/ISS) Q8CB27 (/ISS) Q9VRJ9 (/ISS) Q9VRJ9 (/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.
1 Q5VVQ6 (/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 Q8CB27 (/ISO)
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).
1 Q5VVQ6 (/IPI)
Ubiquitin protein ligase binding GO:0031625
Interacting selectively and non-covalently with a ubiquitin protein ligase enzyme, any of the E3 proteins.
1 Q5VVQ6 (/IPI)
Ubiquitin protein ligase binding GO:0031625
Interacting selectively and non-covalently with a ubiquitin protein ligase enzyme, any of the E3 proteins.
1 Q8CB27 (/ISO)
Lys63-specific deubiquitinase activity GO:0061578
Hydrolysis of Lys63-Linked ubiquitin unit(s) from a ubiquitinated protein.
1 Q5VVQ6 (/TAS)
Ubiquitinyl hydrolase activity GO:0101005
Catalysis of the hydrolysis of ubiquitin from proteins and other molecules.
1 Q5VVQ6 (/TAS)
Lys48-specific deubiquitinase activity GO:1990380
Hydrolysis of Lys48-linked ubiquitin unit(s) from a ubiquitinated protein.
1 Q5VVQ6 (/IDA)
Lys48-specific deubiquitinase activity GO:1990380
Hydrolysis of Lys48-linked ubiquitin unit(s) from a ubiquitinated protein.
1 Q8CB27 (/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
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.
7 Q05B57 (/ISS) Q0IH43 (/ISS) Q0IH43 (/ISS) Q32Q05 (/ISS) Q567B1 (/ISS) Q5F3A6 (/ISS) Q8CB27 (/ISS)
Ubiquitin-dependent ERAD pathway GO:0030433
The series of steps necessary to target endoplasmic reticulum (ER)-resident proteins for degradation by the cytoplasmic proteasome. Begins with recognition of the ER-resident protein, includes retrotranslocation (dislocation) of the protein from the ER to the cytosol, protein ubiquitination necessary for correct substrate transfer, transport of the protein to the proteasome, and ends with degradation of the protein by the cytoplasmic proteasome.
7 Q05B57 (/ISS) Q0IH43 (/ISS) Q0IH43 (/ISS) Q32Q05 (/ISS) Q567B1 (/ISS) Q5F3A6 (/ISS) Q8CB27 (/ISS)
Endoplasmic reticulum unfolded protein response GO:0030968
The series of molecular signals generated as a consequence of the presence of unfolded proteins in the endoplasmic reticulum (ER) or other ER-related stress; results in changes in the regulation of transcription and translation.
7 Q05B57 (/ISS) Q0IH43 (/ISS) Q0IH43 (/ISS) Q32Q05 (/ISS) Q567B1 (/ISS) Q5F3A6 (/ISS) Q8CB27 (/ISS)
Protein K29-linked deubiquitination GO:0035523
A protein deubiquitination process in which a K29-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 29 of the ubiquitin monomers, is removed from a protein.
7 Q05B57 (/ISS) Q0IH43 (/ISS) Q0IH43 (/ISS) Q32Q05 (/ISS) Q567B1 (/ISS) Q5F3A6 (/ISS) Q8CB27 (/ISS)
Protein K11-linked deubiquitination GO:0035871
A protein deubiquitination process in which a K11-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 11 of the ubiquitin monomers, is removed from a protein.
7 Q05B57 (/ISS) Q0IH43 (/ISS) Q0IH43 (/ISS) Q32Q05 (/ISS) Q567B1 (/ISS) Q5F3A6 (/ISS) Q8CB27 (/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.
7 Q05B57 (/ISS) Q0IH43 (/ISS) Q0IH43 (/ISS) Q32Q05 (/ISS) Q567B1 (/ISS) Q5F3A6 (/ISS) Q8CB27 (/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.
7 Q05B57 (/ISS) Q0IH43 (/ISS) Q0IH43 (/ISS) Q32Q05 (/ISS) Q567B1 (/ISS) Q5F3A6 (/ISS) Q8CB27 (/ISS)
Protein K27-linked deubiquitination GO:1990167
A protein deubiquitination process in which a K27-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 27 of the ubiquitin monomers, is removed from a protein.
7 Q05B57 (/ISS) Q0IH43 (/ISS) Q0IH43 (/ISS) Q32Q05 (/ISS) Q567B1 (/ISS) Q5F3A6 (/ISS) Q8CB27 (/ISS)
Protein K33-linked deubiquitination GO:1990168
A protein deubiquitination process in which a K33-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 33 of the ubiquitin monomers, is removed from a protein.
7 Q05B57 (/ISS) Q0IH43 (/ISS) Q0IH43 (/ISS) Q32Q05 (/ISS) Q567B1 (/ISS) Q5F3A6 (/ISS) Q8CB27 (/ISS)
Protein deubiquitination GO:0016579
The removal of one or more ubiquitin groups from a protein.
3 Q55BI3 (/ISS) Q9VRJ9 (/ISS) Q9VRJ9 (/ISS)
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.
1 Q5VVQ6 (/IMP)
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.
1 Q8CB27 (/ISO)
Protein deubiquitination GO:0016579
The removal of one or more ubiquitin groups from a protein.
1 Q5VVQ6 (/TAS)
Ubiquitin-dependent ERAD pathway GO:0030433
The series of steps necessary to target endoplasmic reticulum (ER)-resident proteins for degradation by the cytoplasmic proteasome. Begins with recognition of the ER-resident protein, includes retrotranslocation (dislocation) of the protein from the ER to the cytosol, protein ubiquitination necessary for correct substrate transfer, transport of the protein to the proteasome, and ends with degradation of the protein by the cytoplasmic proteasome.
1 Q5VVQ6 (/IMP)
Ubiquitin-dependent ERAD pathway GO:0030433
The series of steps necessary to target endoplasmic reticulum (ER)-resident proteins for degradation by the cytoplasmic proteasome. Begins with recognition of the ER-resident protein, includes retrotranslocation (dislocation) of the protein from the ER to the cytosol, protein ubiquitination necessary for correct substrate transfer, transport of the protein to the proteasome, and ends with degradation of the protein by the cytoplasmic proteasome.
1 Q8CB27 (/ISO)
Sorocarp development GO:0030587
The process whose specific outcome is the progression of the sorocarp over time, from its formation to the mature structure. The process begins with the aggregation of individual cells and ends with the mature sorocarp. The sorocarp is a structure containing a spore-bearing sorus that sits on top of a stalk. An example of this process is found in Dictyostelium discoideum.
1 Q55BI3 (/HMP)
Endoplasmic reticulum unfolded protein response GO:0030968
The series of molecular signals generated as a consequence of the presence of unfolded proteins in the endoplasmic reticulum (ER) or other ER-related stress; results in changes in the regulation of transcription and translation.
1 Q5VVQ6 (/IMP)
Endoplasmic reticulum unfolded protein response GO:0030968
The series of molecular signals generated as a consequence of the presence of unfolded proteins in the endoplasmic reticulum (ER) or other ER-related stress; results in changes in the regulation of transcription and translation.
1 Q8CB27 (/ISO)
Protein K29-linked deubiquitination GO:0035523
A protein deubiquitination process in which a K29-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 29 of the ubiquitin monomers, is removed from a protein.
1 Q5VVQ6 (/IDA)
Protein K29-linked deubiquitination GO:0035523
A protein deubiquitination process in which a K29-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 29 of the ubiquitin monomers, is removed from a protein.
1 Q8CB27 (/ISO)
Protein K11-linked deubiquitination GO:0035871
A protein deubiquitination process in which a K11-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 11 of the ubiquitin monomers, is removed from a protein.
1 Q5VVQ6 (/IDA)
Protein K11-linked deubiquitination GO:0035871
A protein deubiquitination process in which a K11-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 11 of the ubiquitin monomers, is removed from a protein.
1 Q5VVQ6 (/IMP)
Protein K11-linked deubiquitination GO:0035871
A protein deubiquitination process in which a K11-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 11 of the ubiquitin monomers, is removed from a protein.
1 Q8CB27 (/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 Q5VVQ6 (/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 Q5VVQ6 (/IMP)
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 Q8CB27 (/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 Q5VVQ6 (/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 Q5VVQ6 (/IMP)
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 Q8CB27 (/ISO)
Negative regulation of retrograde protein transport, ER to cytosol GO:1904153
Any process that stops, prevents or reduces the frequency, rate or extent of retrograde protein transport, ER to cytosol.
1 Q5VVQ6 (/IMP)
Protein K27-linked deubiquitination GO:1990167
A protein deubiquitination process in which a K27-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 27 of the ubiquitin monomers, is removed from a protein.
1 Q5VVQ6 (/IDA)
Protein K27-linked deubiquitination GO:1990167
A protein deubiquitination process in which a K27-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 27 of the ubiquitin monomers, is removed from a protein.
1 Q8CB27 (/ISO)
Protein K33-linked deubiquitination GO:1990168
A protein deubiquitination process in which a K33-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 33 of the ubiquitin monomers, is removed from a protein.
1 Q5VVQ6 (/IDA)
Protein K33-linked deubiquitination GO:1990168
A protein deubiquitination process in which a K33-linked ubiquitin chain, i.e. a polymer of ubiquitin formed by linkages between lysine residues at position 33 of the ubiquitin monomers, is removed from a protein.
1 Q8CB27 (/ISO)

There are 4 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.
8 Q05B57 (/ISS) Q0IH43 (/ISS) Q0IH43 (/ISS) Q32Q05 (/ISS) Q55BI3 (/ISS) Q567B1 (/ISS) Q5F3A6 (/ISS) Q8CB27 (/ISS)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
1 Q5VVQ6 (/IDA)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
1 Q8CB27 (/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 Q5VVQ6 (/TAS)