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:

"
DnaJ 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 2: putative tyrosine-protein phosphatase auxilin isof...

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 15 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
Clathrin binding GO:0030276
Interacting selectively and non-covalently with a clathrin heavy or light chain, the main components of the coat of coated vesicles and coated pits, and which also occurs in synaptic vesicles.
3 Q06677 (/IDA) Q06677 (/IDA) Q06677 (/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.
3 Q06677 (/IDA) Q06677 (/IDA) Q06677 (/IDA)
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 O14976 (/IPI) Q99KY4 (/IPI)
Protein serine/threonine kinase activity GO:0004674
Catalysis of the reactions: ATP + protein serine = ADP + protein serine phosphate, and ATP + protein threonine = ADP + protein threonine phosphate.
1 O14976 (/TAS)
Protein domain specific binding GO:0019904
Interacting selectively and non-covalently with a specific domain of a protein.
1 Q27974 (/IPI)
Clathrin binding GO:0030276
Interacting selectively and non-covalently with a clathrin heavy or light chain, the main components of the coat of coated vesicles and coated pits, and which also occurs in synaptic vesicles.
1 Q27974 (/IPI)
Clathrin binding GO:0030276
Interacting selectively and non-covalently with a clathrin heavy or light chain, the main components of the coat of coated vesicles and coated pits, and which also occurs in synaptic vesicles.
1 O13773 (/ISO)
Cyclin binding GO:0030332
Interacting selectively and non-covalently with cyclins, proteins whose levels in a cell varies markedly during the cell cycle, rising steadily until mitosis, then falling abruptly to zero. As cyclins reach a threshold level, they are thought to drive cells into G2 phase and thus to mitosis.
1 P97874 (/IDA)
Cyclin binding GO:0030332
Interacting selectively and non-covalently with cyclins, proteins whose levels in a cell varies markedly during the cell cycle, rising steadily until mitosis, then falling abruptly to zero. As cyclins reach a threshold level, they are thought to drive cells into G2 phase and thus to mitosis.
1 Q99KY4 (/ISO)
Cyclin binding GO:0030332
Interacting selectively and non-covalently with cyclins, proteins whose levels in a cell varies markedly during the cell cycle, rising steadily until mitosis, then falling abruptly to zero. As cyclins reach a threshold level, they are thought to drive cells into G2 phase and thus to mitosis.
1 O14976 (/ISS)
Hsp70 protein binding GO:0030544
Interacting selectively and non-covalently with Hsp70 proteins, any of a group of heat shock proteins around 70kDa in size.
1 O13773 (/ISM)
Polyubiquitin modification-dependent protein binding GO:0031593
Interacting selectively and non-covalently with a protein upon poly-ubiquitination of the target protein.
1 O13773 (/TAS)
Clathrin heavy chain binding GO:0032050
Interacting selectively and non-covalently with a clathrin heavy chain.
1 Q27974 (/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.
1 O13773 (/ISM)
Chaperone binding GO:0051087
Interacting selectively and non-covalently with a chaperone protein, a class of proteins that bind to nascent or unfolded polypeptides and ensure correct folding or transport.
1 O14976 (/TAS)

There are 45 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
Clathrin coat disassembly GO:0072318
The disaggregation of a clathrin coat into its constituent components; results in stripping or removing the clathrin coat from clathrin-coated vesicles (CCV) before fusing with their targets. CVVs transport cargo from plasma membrane and trans-Golgi to the endosomal system.
6 O14976 (/IMP) Q06677 (/IMP) Q06677 (/IMP) Q06677 (/IMP) Q27974 (/IMP) Q80TZ3 (/IMP)
Compound eye morphogenesis GO:0001745
The morphogenetic process in which the anatomical structures of the compound eye are generated and organized. The adult compound eye is a precise assembly of 700-800 ommatidia. Each ommatidium is composed of 20 cells, identified by cell type and position. An example of compound eye morphogenesis is found in Drosophila melanogaster.
4 A0A0B4KF57 (/IMP) A0A0B4KG14 (/IMP) Q8T0A7 (/IMP) Q9VMY8 (/IMP)
Receptor-mediated endocytosis GO:0006898
An endocytosis process in which cell surface receptors ensure specificity of transport. A specific receptor on the cell surface binds tightly to the extracellular macromolecule (the ligand) that it recognizes; the plasma-membrane region containing the receptor-ligand complex then undergoes endocytosis, forming a transport vesicle containing the receptor-ligand complex and excluding most other plasma-membrane proteins. Receptor-mediated endocytosis generally occurs via clathrin-coated pits and vesicles.
4 D7SFQ5 (/IMP) D7SFQ6 (/IMP) G5EDJ6 (/IMP) O14976 (/IMP)
Sperm individualization GO:0007291
The resolution of the male germline syncytium or cyst into individual gametes by packaging each spermatid into its own plasma membrane.
4 A0A0B4KF57 (/IMP) A0A0B4KG14 (/IMP) Q8T0A7 (/IMP) Q9VMY8 (/IMP)
Negative regulation of neuron death GO:1901215
Any process that stops, prevents or reduces the frequency, rate or extent of neuron death.
4 A0A0B4KF57 (/IMP) A0A0B4KG14 (/IMP) Q8T0A7 (/IMP) Q9VMY8 (/IMP)
Positive regulation of ATPase activity GO:0032781
Any process that activates or increases the rate of ATP hydrolysis by an ATPase.
3 Q06677 (/IDA) Q06677 (/IDA) Q06677 (/IDA)
Endoplasmic reticulum inheritance GO:0048309
The partitioning of endoplasmic reticulum between daughter cells at cell division.
3 Q06677 (/IMP) Q06677 (/IMP) Q06677 (/IMP)
Clathrin coat disassembly GO:0072318
The disaggregation of a clathrin coat into its constituent components; results in stripping or removing the clathrin coat from clathrin-coated vesicles (CCV) before fusing with their targets. CVVs transport cargo from plasma membrane and trans-Golgi to the endosomal system.
3 Q06677 (/IDA) Q06677 (/IDA) Q06677 (/IDA)
Clathrin-dependent endocytosis GO:0072583
An endocytosis process that begins when material is taken up into clathrin-coated pits, which then pinch off to form clathrin-coated endocytic vesicles.
3 O14976 (/IMP) Q99KY4 (/IMP) Q9VMY8 (/IMP)
Golgi organization GO:0007030
A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of the Golgi apparatus.
2 O14976 (/IMP) Q99KY4 (/IMP)
Synaptic vesicle uncoating GO:0016191
The removal of the protein coat on a synaptic vesicle following the pinching step at the end of budding from the presynaptic membrane.
2 O14976 (/ISS) O75061 (/ISS)
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 O14976 (/TAS) O75061 (/TAS)
Clathrin coat disassembly GO:0072318
The disaggregation of a clathrin coat into its constituent components; results in stripping or removing the clathrin coat from clathrin-coated vesicles (CCV) before fusing with their targets. CVVs transport cargo from plasma membrane and trans-Golgi to the endosomal system.
2 Q80TZ3 (/IGI) Q99KY4 (/IGI)
Clathrin coat disassembly GO:0072318
The disaggregation of a clathrin coat into its constituent components; results in stripping or removing the clathrin coat from clathrin-coated vesicles (CCV) before fusing with their targets. CVVs transport cargo from plasma membrane and trans-Golgi to the endosomal system.
2 O13773 (/ISO) Q99KY4 (/ISO)
Receptor-mediated endocytosis GO:0006898
An endocytosis process in which cell surface receptors ensure specificity of transport. A specific receptor on the cell surface binds tightly to the extracellular macromolecule (the ligand) that it recognizes; the plasma-membrane region containing the receptor-ligand complex then undergoes endocytosis, forming a transport vesicle containing the receptor-ligand complex and excluding most other plasma-membrane proteins. Receptor-mediated endocytosis generally occurs via clathrin-coated pits and vesicles.
1 Q99KY4 (/ISO)
Endoplasmic reticulum organization GO:0007029
A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of the endoplasmic reticulum.
1 Q99KY4 (/IMP)
Endoplasmic reticulum organization GO:0007029
A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of the endoplasmic reticulum.
1 O14976 (/ISS)
Golgi organization GO:0007030
A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of the Golgi apparatus.
1 Q99KY4 (/ISO)
Golgi organization GO:0007030
A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of the Golgi apparatus.
1 Q99KY4 (/ISS)
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 A0A1D8PTM6 (/IMP)
Epidermal cell differentiation GO:0009913
The process in which a relatively unspecialized cell acquires specialized features of an epidermal cell, any of the cells making up the epidermis.
1 Q99KY4 (/IMP)
Negative regulation of neuron projection development GO:0010977
Any process that decreases the rate, frequency or extent of neuron projection development. Neuron projection development is the process whose specific outcome is the progression of a neuron projection over time, from its formation to the mature structure. A neuron projection is any process extending from a neural cell, such as axons or dendrites (collectively called neurites).
1 O14976 (/IDA)
Negative regulation of neuron projection development GO:0010977
Any process that decreases the rate, frequency or extent of neuron projection development. Neuron projection development is the process whose specific outcome is the progression of a neuron projection over time, from its formation to the mature structure. A neuron projection is any process extending from a neural cell, such as axons or dendrites (collectively called neurites).
1 Q99KY4 (/ISO)
Negative regulation of neuron projection development GO:0010977
Any process that decreases the rate, frequency or extent of neuron projection development. Neuron projection development is the process whose specific outcome is the progression of a neuron projection over time, from its formation to the mature structure. A neuron projection is any process extending from a neural cell, such as axons or dendrites (collectively called neurites).
1 Q99KY4 (/ISS)
Synaptic vesicle uncoating GO:0016191
The removal of the protein coat on a synaptic vesicle following the pinching step at the end of budding from the presynaptic membrane.
1 Q80TZ3 (/IDA)
Synaptic vesicle uncoating GO:0016191
The removal of the protein coat on a synaptic vesicle following the pinching step at the end of budding from the presynaptic membrane.
1 Q80TZ3 (/IMP)
Filamentous growth GO:0030447
The process in which a multicellular organism, a unicellular organism or a group of unicellular organisms grow in a threadlike, filamentous shape.
1 A0A1D8PTM6 (/IMP)
Protein localization to Golgi apparatus GO:0034067
A process in which a protein is transported to, or maintained in, a location within the Golgi apparatus.
1 O14976 (/IMP)
Protein localization to Golgi apparatus GO:0034067
A process in which a protein is transported to, or maintained in, a location within the Golgi apparatus.
1 Q99KY4 (/ISO)
Intrahepatic bile duct development GO:0035622
The progression of the intrahepatic bile ducts over time, from their formation to the mature structure. Intrahepatic bile ducts (bile ducts within the liver) collect bile from bile canaliculi in the liver, and connect to the extrahepatic bile ducts (bile ducts outside the liver).
1 Q99KY4 (/IMP)
Filamentous growth of a population of unicellular organisms in response to starvation GO:0036170
The process in which a group of unicellular organisms grow in a threadlike, filamentous shape in response to deprivation of nourishment.
1 A0A1D8PTM6 (/IMP)
Filamentous growth of a population of unicellular organisms in response to biotic stimulus GO:0036180
The process in which a group of unicellular organisms grow in a threadlike, filamentous shape in response to a biotic (living) stimulus.
1 A0A1D8PTM6 (/IMP)
Cell development GO:0048468
The process whose specific outcome is the progression of the cell over time, from its formation to the mature structure. Cell development does not include the steps involved in committing a cell to a specific fate.
1 Q99KY4 (/IMP)
Forebrain morphogenesis GO:0048853
The process in which the anatomical structures of the forebrain are generated and organized. The forebrain is the anterior of the three primary divisions of the developing chordate brain or the corresponding part of the adult brain (in vertebrates, includes especially the cerebral hemispheres, the thalamus, and the hypothalamus and especially in higher vertebrates is the main control center for sensory and associative information processing, visceral functions, and voluntary motor functions).
1 Q99KY4 (/IMP)
Chaperone cofactor-dependent protein refolding GO:0051085
The process of assisting in the correct posttranslational noncovalent assembly of proteins, which is dependent on additional protein cofactors. This process occurs over one or several cycles of nucleotide hydrolysis-dependent binding and release.
1 O14976 (/TAS)
Establishment of skin barrier GO:0061436
Establishment of the epithelial barrier, the functional barrier in the skin that limits its permeability.
1 Q99KY4 (/IMP)
Clathrin-dependent endocytosis GO:0072583
An endocytosis process that begins when material is taken up into clathrin-coated pits, which then pinch off to form clathrin-coated endocytic vesicles.
1 Q99KY4 (/ISO)
Protein localization to plasma membrane GO:0072659
A process in which a protein is transported to, or maintained in, a specific location in the plasma membrane.
1 O14976 (/IMP)
Protein localization to plasma membrane GO:0072659
A process in which a protein is transported to, or maintained in, a specific location in the plasma membrane.
1 Q99KY4 (/ISO)
Golgi to lysosome transport GO:0090160
The directed movement of substances from the Golgi to lysosomes.
1 O14976 (/IMP)
Golgi to lysosome transport GO:0090160
The directed movement of substances from the Golgi to lysosomes.
1 Q99KY4 (/ISO)
Clathrin-coated pit assembly GO:1905224
The aggregation, arrangement and bonding together of a set of components to form a clathrin-coated pit.
1 O14976 (/IMP)
Clathrin-coated pit assembly GO:1905224
The aggregation, arrangement and bonding together of a set of components to form a clathrin-coated pit.
1 Q99KY4 (/ISO)
Positive regulation of neural precursor cell proliferation GO:2000179
Any process that activates or increases the frequency, rate or extent of neural precursor cell proliferation.
1 Q99KY4 (/IMP)
Regulation of clathrin-dependent endocytosis GO:2000369
Any process that modulates the frequency, rate or extent of clathrin-mediated endocytosis.
1 Q80TZ3 (/IMP)

There are 19 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
Cytosol GO:0005829
The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.
10 A0A0R4IWM3 (/IDA) A0A2R8PY05 (/IDA) A0A2R8PY97 (/IDA) A0A2R8Q7J4 (/IDA) A0A2R8QAE5 (/IDA) A0A2R8QDD1 (/IDA) A0A2R8QIA5 (/IDA) A0A2R8QQF4 (/IDA) E7F8A0 (/IDA) F1QH49 (/IDA)
Perinuclear region of cytoplasm GO:0048471
Cytoplasm situated near, or occurring around, the nucleus.
10 A0A0R4IWM3 (/IDA) A0A2R8PY05 (/IDA) A0A2R8PY97 (/IDA) A0A2R8Q7J4 (/IDA) A0A2R8QAE5 (/IDA) A0A2R8QDD1 (/IDA) A0A2R8QIA5 (/IDA) A0A2R8QQF4 (/IDA) E7F8A0 (/IDA) F1QH49 (/IDA)
Golgi stack GO:0005795
The set of thin, flattened membrane-bounded compartments, called cisternae, that form the central portion of the Golgi complex. The stack usually comprises cis, medial, and trans cisternae; the cis- and trans-Golgi networks are not considered part of the stack.
4 A0A0B4KF57 (/IDA) A0A0B4KG14 (/IDA) Q8T0A7 (/IDA) Q9VMY8 (/IDA)
Endoplasmic reticulum membrane GO:0005789
The lipid bilayer surrounding the endoplasmic reticulum.
3 Q06677 (/IDA) Q06677 (/IDA) Q06677 (/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.
3 Q06677 (/HDA) Q06677 (/HDA) Q06677 (/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.
2 O14976 (/TAS) O75061 (/TAS)
Endoplasmic reticulum membrane GO:0005789
The lipid bilayer surrounding the endoplasmic reticulum.
1 O13773 (/ISO)
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 O13773 (/HDA)
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 O14976 (/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 Q99KY4 (/ISO)
Postsynaptic density GO:0014069
An electron dense network of proteins within and adjacent to the postsynaptic membrane of an asymmetric, neuron-neuron synapse. Its major components include neurotransmitter receptors and the proteins that spatially and functionally organize them such as anchoring and scaffolding molecules, signaling enzymes and cytoskeletal components.
1 Q80TZ3 (/IDA)
Membrane GO:0016020
A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
1 O14976 (/HDA)
Vesicle GO:0031982
Any small, fluid-filled, spherical organelle enclosed by membrane.
1 O14976 (/IDA)
Vesicle GO:0031982
Any small, fluid-filled, spherical organelle enclosed by membrane.
1 Q99KY4 (/ISO)
Vesicle GO:0031982
Any small, fluid-filled, spherical organelle enclosed by membrane.
1 Q99KY4 (/ISS)
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 O13773 (/NAS)
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 O14976 (/IDA)
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 Q99KY4 (/ISO)
Synapse GO:0045202
The junction between a nerve fiber of one neuron and another neuron, muscle fiber or glial cell. As the nerve fiber approaches the synapse it enlarges into a specialized structure, the presynaptic nerve ending, which contains mitochondria and synaptic vesicles. At the tip of the nerve ending is the presynaptic membrane; facing it, and separated from it by a minute cleft (the synaptic cleft) is a specialized area of membrane on the receiving cell, known as the postsynaptic membrane. In response to the arrival of nerve impulses, the presynaptic nerve ending secretes molecules of neurotransmitters into the synaptic cleft. These diffuse across the cleft and transmit the signal to the postsynaptic membrane.
1 Q80TZ3 (/IMP)