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 79: Mitogen-activated protein kinase kinase kinase

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 33 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).
6 D3ZG83 (/IPI) P80192 (/IPI) Q16584 (/IPI) Q16584 (/IPI) Q66HA1 (/IPI) Q80XI6 (/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.
5 P80192 (/IDA) Q02779 (/IDA) Q16584 (/IDA) Q16584 (/IDA) Q66HA1 (/IDA)
JUN kinase kinase kinase activity GO:0004706
Catalysis of the reaction: JNKK + ATP = JNKK phosphate + ADP. This reaction is the phosphorylation and activation of JUN kinase kinases (JNKKs).
4 P80192 (/ISS) Q02779 (/ISS) Q16584 (/ISS) Q16584 (/ISS)
Protein kinase activity GO:0004672
Catalysis of the phosphorylation of an amino acid residue in a protein, usually according to the reaction: a protein + ATP = a phosphoprotein + ADP.
3 Q02779 (/TAS) Q16584 (/TAS) Q16584 (/TAS)
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.
3 Q3U1V8 (/ISO) Q66L42 (/ISO) Q80XI6 (/ISO)
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.
2 Q16584 (/TAS) Q16584 (/TAS)
JUN kinase kinase kinase activity GO:0004706
Catalysis of the reaction: JNKK + ATP = JNKK phosphate + ADP. This reaction is the phosphorylation and activation of JUN kinase kinases (JNKKs).
2 Q66HA1 (/IDA) Q7T2V3 (/IDA)
Mitogen-activated protein kinase kinase kinase binding GO:0031435
Interacting selectively and non-covalently with a mitogen-activated protein kinase kinase kinase, any protein that can phosphorylate a MAP kinase kinase.
2 Q16584 (/IPI) Q16584 (/IPI)
Identical protein binding GO:0042802
Interacting selectively and non-covalently with an identical protein or proteins.
2 Q16584 (/IPI) Q16584 (/IPI)
Protein homodimerization activity GO:0042803
Interacting selectively and non-covalently with an identical protein to form a homodimer.
2 Q16584 (/IPI) Q16584 (/IPI)
Protein homodimerization activity GO:0042803
Interacting selectively and non-covalently with an identical protein to form a homodimer.
2 P80192 (/ISS) Q02779 (/ISS)
Transcription corepressor activity GO:0003714
A protein or a member of a complex that interacts specifically and non-covalently with a DNA-bound DNA-binding transcription factor to repress the transcription of specific genes. Corepressors often act by altering chromatin structure and modifications. For example, one class of transcription coregulators modifies chromatin structure through covalent modification of histones. A second ATP-dependent class modifies the conformation of chromatin. A third class occludes DNA-binding transcription factor protein-protein interaction domains. A fourth class of corepressors prevents interactions of DNA bound DNA-binding transcription factor with coactivators.
1 Q66L42 (/IDA)
Transcription corepressor activity GO:0003714
A protein or a member of a complex that interacts specifically and non-covalently with a DNA-bound DNA-binding transcription factor to repress the transcription of specific genes. Corepressors often act by altering chromatin structure and modifications. For example, one class of transcription coregulators modifies chromatin structure through covalent modification of histones. A second ATP-dependent class modifies the conformation of chromatin. A third class occludes DNA-binding transcription factor protein-protein interaction domains. A fourth class of corepressors prevents interactions of DNA bound DNA-binding transcription factor with coactivators.
1 Q02779 (/ISS)
Protein kinase activity GO:0004672
Catalysis of the phosphorylation of an amino acid residue in a protein, usually according to the reaction: a protein + ATP = a phosphoprotein + ADP.
1 Q66L42 (/IDA)
JUN kinase kinase kinase activity GO:0004706
Catalysis of the reaction: JNKK + ATP = JNKK phosphate + ADP. This reaction is the phosphorylation and activation of JUN kinase kinases (JNKKs).
1 Q80XI6 (/ISO)
MAP kinase kinase activity GO:0004708
Catalysis of the concomitant phosphorylation of threonine (T) and tyrosine (Y) residues in a Thr-Glu-Tyr (TEY) thiolester sequence in a MAP kinase (MAPK) substrate.
1 P80192 (/NAS)
MAP kinase kinase kinase activity GO:0004709
Catalysis of the phosphorylation and activation of a MAP kinase kinase; each MAP kinase kinase can be phosphorylated by any of several MAP kinase kinase kinases.
1 Q66HA1 (/IDA)
MAP kinase kinase kinase activity GO:0004709
Catalysis of the phosphorylation and activation of a MAP kinase kinase; each MAP kinase kinase can be phosphorylated by any of several MAP kinase kinase kinases.
1 Q80XI6 (/ISO)
ATP binding GO:0005524
Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator.
1 Q66HA1 (/IDA)
ATP binding GO:0005524
Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator.
1 Q80XI6 (/ISO)
Kinase binding GO:0019900
Interacting selectively and non-covalently with a kinase, any enzyme that catalyzes the transfer of a phosphate group.
1 Q7T2V3 (/IPI)
Mitogen-activated protein kinase kinase binding GO:0031434
Interacting selectively and non-covalently with a mitogen-activated protein kinase kinase, any protein that can phosphorylate a MAP kinase.
1 Q66HA1 (/IPI)
Mitogen-activated protein kinase kinase binding GO:0031434
Interacting selectively and non-covalently with a mitogen-activated protein kinase kinase, any protein that can phosphorylate a MAP kinase.
1 Q80XI6 (/ISO)
Mitogen-activated protein kinase kinase kinase binding GO:0031435
Interacting selectively and non-covalently with a mitogen-activated protein kinase kinase kinase, any protein that can phosphorylate a MAP kinase kinase.
1 Q80XI6 (/ISO)
Ubiquitin conjugating enzyme binding GO:0031624
Interacting selectively and non-covalently with a ubiquitin conjugating enzyme, any of the E2 proteins.
1 Q7T2V3 (/IPI)
Identical protein binding GO:0042802
Interacting selectively and non-covalently with an identical protein or proteins.
1 Q80XI6 (/ISO)
Protein homodimerization activity GO:0042803
Interacting selectively and non-covalently with an identical protein to form a homodimer.
1 Q7T2V3 (/IDA)
Protein homodimerization activity GO:0042803
Interacting selectively and non-covalently with an identical protein to form a homodimer.
1 Q80XI6 (/ISO)
BHLH transcription factor binding GO:0043425
Interacting selectively and non-covalently with any of the basic Helix-Loop-Helix (bHLH) superfamily of transcription factors, important regulatory components in transcriptional networks of many developmental pathways.
1 Q02779 (/IPI)
BHLH transcription factor binding GO:0043425
Interacting selectively and non-covalently with any of the basic Helix-Loop-Helix (bHLH) superfamily of transcription factors, important regulatory components in transcriptional networks of many developmental pathways.
1 Q66L42 (/ISO)
Rac GTPase binding GO:0048365
Interacting selectively and non-covalently with Rac protein, any member of the Rac subfamily of the Ras superfamily of monomeric GTPases.
1 Q7T2V3 (/IDA)
Rac GTPase binding GO:0048365
Interacting selectively and non-covalently with Rac protein, any member of the Rac subfamily of the Ras superfamily of monomeric GTPases.
1 Q66HA1 (/IPI)
Rac GTPase binding GO:0048365
Interacting selectively and non-covalently with Rac protein, any member of the Rac subfamily of the Ras superfamily of monomeric GTPases.
1 Q80XI6 (/ISO)

There are 46 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 phosphorylation GO:0006468
The process of introducing a phosphate group on to a protein.
4 P80192 (/IDA) Q16584 (/IDA) Q16584 (/IDA) Q66HA1 (/IDA)
Cell death GO:0008219
Any biological process that results in permanent cessation of all vital functions of a cell. A cell should be considered dead when any one of the following molecular or morphological criteria is met: (1) the cell has lost the integrity of its plasma membrane; (2) the cell, including its nucleus, has undergone complete fragmentation into discrete bodies (frequently referred to as apoptotic bodies). The cell corpse (or its fragments) may be engulfed by an adjacent cell in vivo, but engulfment of whole cells should not be considered a strict criteria to define cell death as, under some circumstances, live engulfed cells can be released from phagosomes (see PMID:18045538).
4 A0A0G2JUN9 (/IMP) D3ZG83 (/IMP) F1LRA7 (/IMP) Q66HA1 (/IMP)
Positive regulation of apoptotic process GO:0043065
Any process that activates or increases the frequency, rate or extent of cell death by apoptotic process.
4 A0A0G2JUN9 (/IMP) D3ZG83 (/IMP) F1LRA7 (/IMP) Q66HA1 (/IMP)
Protein autophosphorylation GO:0046777
The phosphorylation by a protein of one or more of its own amino acid residues (cis-autophosphorylation), or residues on an identical protein (trans-autophosphorylation).
4 P80192 (/IDA) Q16584 (/IDA) Q16584 (/IDA) Q66HA1 (/IDA)
JNK cascade GO:0007254
An intracellular protein kinase cascade containing at least a JNK (a MAPK), a JNKK (a MAPKK) and a JUN3K (a MAP3K). The cascade can also contain an additional tier: the upstream MAP4K. The kinases in each tier phosphorylate and activate the kinases in the downstream tier to transmit a signal within a cell.
3 Q02779 (/TAS) Q16584 (/TAS) Q16584 (/TAS)
Cell death GO:0008219
Any biological process that results in permanent cessation of all vital functions of a cell. A cell should be considered dead when any one of the following molecular or morphological criteria is met: (1) the cell has lost the integrity of its plasma membrane; (2) the cell, including its nucleus, has undergone complete fragmentation into discrete bodies (frequently referred to as apoptotic bodies). The cell corpse (or its fragments) may be engulfed by an adjacent cell in vivo, but engulfment of whole cells should not be considered a strict criteria to define cell death as, under some circumstances, live engulfed cells can be released from phagosomes (see PMID:18045538).
3 Q3U1V8 (/ISO) Q66L42 (/ISO) Q80XI6 (/ISO)
Positive regulation of apoptotic process GO:0043065
Any process that activates or increases the frequency, rate or extent of cell death by apoptotic process.
3 Q3U1V8 (/ISO) Q66L42 (/ISO) Q80XI6 (/ISO)
Positive regulation of JUN kinase activity GO:0043507
Any process that activates or increases the frequency, rate or extent of JUN kinase activity.
3 Q02779 (/IMP) Q16584 (/IMP) Q16584 (/IMP)
Positive regulation of JNK cascade GO:0046330
Any process that activates or increases the frequency, rate or extent of signal transduction mediated by the JNK cascade.
3 Q02779 (/IMP) Q16584 (/IMP) Q16584 (/IMP)
Activation of MAPK activity GO:0000187
The initiation of the activity of the inactive enzyme MAP kinase (MAPK).
2 Q16584 (/IMP) Q16584 (/IMP)
Protein phosphorylation GO:0006468
The process of introducing a phosphate group on to a protein.
2 Q3U1V8 (/ISO) Q80XI6 (/ISO)
Microtubule-based process GO:0007017
Any cellular process that depends upon or alters the microtubule cytoskeleton, that part of the cytoskeleton comprising microtubules and their associated proteins.
2 Q16584 (/IMP) Q16584 (/IMP)
Activation of JUN kinase activity GO:0007257
The initiation of the activity of the inactive enzyme JUN kinase (JNK).
2 Q16584 (/IMP) Q16584 (/IMP)
Activation of JUN kinase activity GO:0007257
The initiation of the activity of the inactive enzyme JUN kinase (JNK).
2 P80192 (/ISS) Q02779 (/ISS)
Cell population proliferation GO:0008283
The multiplication or reproduction of cells, resulting in the expansion of a cell population.
2 Q16584 (/IMP) Q16584 (/IMP)
Positive regulation of JUN kinase activity GO:0043507
Any process that activates or increases the frequency, rate or extent of JUN kinase activity.
2 Q66L42 (/ISO) Q80XI6 (/ISO)
Positive regulation of JNK cascade GO:0046330
Any process that activates or increases the frequency, rate or extent of signal transduction mediated by the JNK cascade.
2 Q66L42 (/ISO) Q80XI6 (/ISO)
Protein autophosphorylation GO:0046777
The phosphorylation by a protein of one or more of its own amino acid residues (cis-autophosphorylation), or residues on an identical protein (trans-autophosphorylation).
2 Q3U1V8 (/ISO) Q80XI6 (/ISO)
Activation of MAPK activity GO:0000187
The initiation of the activity of the inactive enzyme MAP kinase (MAPK).
1 Q80XI6 (/ISO)
Apoptotic process GO:0006915
A programmed cell death process which begins when a cell receives an internal (e.g. DNA damage) or external signal (e.g. an extracellular death ligand), and proceeds through a series of biochemical events (signaling pathway phase) which trigger an execution phase. The execution phase is the last step of an apoptotic process, and is typically characterized by rounding-up of the cell, retraction of pseudopodes, reduction of cellular volume (pyknosis), chromatin condensation, nuclear fragmentation (karyorrhexis), plasma membrane blebbing and fragmentation of the cell into apoptotic bodies. When the execution phase is completed, the cell has died.
1 Q02779 (/TAS)
Microtubule-based process GO:0007017
Any cellular process that depends upon or alters the microtubule cytoskeleton, that part of the cytoskeleton comprising microtubules and their associated proteins.
1 Q80XI6 (/ISO)
Signal transduction GO:0007165
The cellular process in which a signal is conveyed to trigger a change in the activity or state of a cell. Signal transduction begins with reception of a signal (e.g. a ligand binding to a receptor or receptor activation by a stimulus such as light), or for signal transduction in the absence of ligand, signal-withdrawal or the activity of a constitutively active receptor. Signal transduction ends with regulation of a downstream cellular process, e.g. regulation of transcription or regulation of a metabolic process. Signal transduction covers signaling from receptors located on the surface of the cell and signaling via molecules located within the cell. For signaling between cells, signal transduction is restricted to events at and within the receiving cell.
1 Q02779 (/TAS)
Smoothened signaling pathway GO:0007224
A series of molecular signals generated as a consequence of activation of the transmembrane protein Smoothened.
1 Q02779 (/IMP)
Smoothened signaling pathway GO:0007224
A series of molecular signals generated as a consequence of activation of the transmembrane protein Smoothened.
1 Q66L42 (/ISO)
JNK cascade GO:0007254
An intracellular protein kinase cascade containing at least a JNK (a MAPK), a JNKK (a MAPKK) and a JUN3K (a MAP3K). The cascade can also contain an additional tier: the upstream MAP4K. The kinases in each tier phosphorylate and activate the kinases in the downstream tier to transmit a signal within a cell.
1 Q66HA1 (/IDA)
JNK cascade GO:0007254
An intracellular protein kinase cascade containing at least a JNK (a MAPK), a JNKK (a MAPKK) and a JUN3K (a MAP3K). The cascade can also contain an additional tier: the upstream MAP4K. The kinases in each tier phosphorylate and activate the kinases in the downstream tier to transmit a signal within a cell.
1 Q80XI6 (/ISO)
Activation of JNKK activity GO:0007256
The initiation of the activity of the inactive enzyme JUN kinase kinase (JNKK) activity. JNKKs are involved in a signaling pathway that is primarily activated by cytokines and exposure to environmental stress.
1 Q66HA1 (/IDA)
Activation of JNKK activity GO:0007256
The initiation of the activity of the inactive enzyme JUN kinase kinase (JNKK) activity. JNKKs are involved in a signaling pathway that is primarily activated by cytokines and exposure to environmental stress.
1 Q80XI6 (/ISO)
Activation of JUN kinase activity GO:0007257
The initiation of the activity of the inactive enzyme JUN kinase (JNK).
1 Q80XI6 (/ISO)
Cell population proliferation GO:0008283
The multiplication or reproduction of cells, resulting in the expansion of a cell population.
1 Q80XI6 (/ISO)
Peptidyl-serine phosphorylation GO:0018105
The phosphorylation of peptidyl-serine to form peptidyl-O-phospho-L-serine.
1 Q02779 (/IDA)
Peptidyl-serine phosphorylation GO:0018105
The phosphorylation of peptidyl-serine to form peptidyl-O-phospho-L-serine.
1 Q66L42 (/ISO)
Peptidyl-threonine phosphorylation GO:0018107
The phosphorylation of peptidyl-threonine to form peptidyl-O-phospho-L-threonine.
1 Q02779 (/IDA)
Peptidyl-threonine phosphorylation GO:0018107
The phosphorylation of peptidyl-threonine to form peptidyl-O-phospho-L-threonine.
1 Q66L42 (/ISO)
Negative regulation of DNA-binding transcription factor activity GO:0043433
Any process that stops, prevents, or reduces the frequency, rate or extent of the activity of a transcription factor, any factor involved in the initiation or regulation of transcription.
1 Q02779 (/IMP)
Negative regulation of DNA-binding transcription factor activity GO:0043433
Any process that stops, prevents, or reduces the frequency, rate or extent of the activity of a transcription factor, any factor involved in the initiation or regulation of transcription.
1 Q66L42 (/ISO)
Positive regulation of neuron apoptotic process GO:0043525
Any process that activates or increases the frequency, rate or extent of cell death of neurons by apoptotic process.
1 Q66HA1 (/IMP)
Positive regulation of neuron apoptotic process GO:0043525
Any process that activates or increases the frequency, rate or extent of cell death of neurons by apoptotic process.
1 Q80XI6 (/ISO)
Negative regulation of transcription, DNA-templated GO:0045892
Any process that stops, prevents, or reduces the frequency, rate or extent of cellular DNA-templated transcription.
1 Q66L42 (/IDA)
Negative regulation of transcription, DNA-templated GO:0045892
Any process that stops, prevents, or reduces the frequency, rate or extent of cellular DNA-templated transcription.
1 Q02779 (/IMP)
Negative regulation of transcription, DNA-templated GO:0045892
Any process that stops, prevents, or reduces the frequency, rate or extent of cellular DNA-templated transcription.
1 Q66L42 (/ISO)
Negative regulation of transcription, DNA-templated GO:0045892
Any process that stops, prevents, or reduces the frequency, rate or extent of cellular DNA-templated transcription.
1 Q02779 (/ISS)
Positive regulation of JNK cascade GO:0046330
Any process that activates or increases the frequency, rate or extent of signal transduction mediated by the JNK cascade.
1 Q7T2V3 (/IDA)
Protein autophosphorylation GO:0046777
The phosphorylation by a protein of one or more of its own amino acid residues (cis-autophosphorylation), or residues on an identical protein (trans-autophosphorylation).
1 Q02779 (/ISS)
Pronephros development GO:0048793
The process whose specific outcome is the progression of the pronephros over time, from its formation to the mature structure. In mammals, the pronephros is the first of the three embryonic kidneys to be established and exists only transiently. In lower vertebrates such as fish and amphibia, the pronephros is the fully functional embryonic kidney and is indispensable for larval life.
1 Q7T2V3 (/IMP)
Cement gland development GO:0071570
The process whose specific outcome is the progression of the cement gland over time, from its formation to the mature structure. The cement gland is a simple mucus-secreting organ positioned at the anterior of amphibious embryos. The cement gland attaches the newly hatched embryo to a support before the hatchling can swim well or feed.
1 Q7T2V3 (/IMP)

There are 7 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.
2 Q16584 (/IDA) Q16584 (/IDA)
Microtubule GO:0005874
Any of the long, generally straight, hollow tubes of internal diameter 12-15 nm and external diameter 24 nm found in a wide variety of eukaryotic cells; each consists (usually) of 13 protofilaments of polymeric tubulin, staggered in such a manner that the tubulin monomers are arranged in a helical pattern on the microtubular surface, and with the alpha/beta axes of the tubulin subunits parallel to the long axis of the tubule; exist in equilibrium with pool of tubulin monomers and can be rapidly assembled or disassembled in response to physiological stimuli; concerned with force generation, e.g. in the spindle.
2 Q16584 (/IDA) Q16584 (/IDA)
Membrane GO:0016020
A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
2 Q16584 (/HDA) Q16584 (/HDA)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
1 Q02779 (/IDA)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
1 Q66L42 (/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 Q80XI6 (/ISO)
Microtubule GO:0005874
Any of the long, generally straight, hollow tubes of internal diameter 12-15 nm and external diameter 24 nm found in a wide variety of eukaryotic cells; each consists (usually) of 13 protofilaments of polymeric tubulin, staggered in such a manner that the tubulin monomers are arranged in a helical pattern on the microtubular surface, and with the alpha/beta axes of the tubulin subunits parallel to the long axis of the tubule; exist in equilibrium with pool of tubulin monomers and can be rapidly assembled or disassembled in response to physiological stimuli; concerned with force generation, e.g. in the spindle.
1 Q80XI6 (/ISO)