The name of this superfamily has been modified since the most recent official CATH+ release (v4_2_0). At the point of the last release, this superfamily was named:

"
Zinc/RING finger domain, C3HC4 (zinc finger)
".

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 60640: CDK-activating kinase assembly factor MAT1

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 7 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).
4 O94684 (/IPI) P51948 (/IPI) P51949 (/IPI) Q03290 (/IPI)
Zinc ion binding GO:0008270
Interacting selectively and non-covalently with zinc (Zn) ions.
1 Q7KPG8 (/ISM)
Zinc ion binding GO:0008270
Interacting selectively and non-covalently with zinc (Zn) ions.
1 P51948 (/TAS)
Protein N-terminus binding GO:0047485
Interacting selectively and non-covalently with a protein N-terminus, the end of any peptide chain at which the 2-amino (or 2-imino) function of a constituent amino acid is not attached in peptide linkage to another amino-acid residue.
1 P51948 (/IPI)
Protein N-terminus binding GO:0047485
Interacting selectively and non-covalently with a protein N-terminus, the end of any peptide chain at which the 2-amino (or 2-imino) function of a constituent amino acid is not attached in peptide linkage to another amino-acid residue.
1 P51949 (/ISO)
Cyclin-dependent protein serine/threonine kinase activator activity GO:0061575
Binds to and increases the activity of a cyclin-dependent protein serine/threonine kinase.
1 O94684 (/IDA)
Ubiquitin protein ligase activity GO:0061630
Catalysis of the transfer of ubiquitin to a substrate protein via the reaction X-ubiquitin + S -> X + S-ubiquitin, where X is either an E2 or E3 enzyme, the X-ubiquitin linkage is a thioester bond, and the S-ubiquitin linkage is an amide bond: an isopeptide bond between the C-terminal glycine of ubiquitin and the epsilon-amino group of lysine residues in the substrate or, in the linear extension of ubiquitin chains, a peptide bond the between the C-terminal glycine and N-terminal methionine of ubiquitin residues.
1 O94684 (/ISM)

There are 37 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
Transcription from RNA polymerase II promoter GO:0006366
The synthesis of RNA from a DNA template by RNA polymerase II, originating at an RNA polymerase II promoter. Includes transcription of messenger RNA (mRNA) and certain small nuclear RNAs (snRNAs).
2 P51948 (/IDA) Q03290 (/IDA)
Regulation of cyclin-dependent protein serine/threonine kinase activity GO:0000079
Any process that modulates the frequency, rate or extent of cyclin-dependent protein serine/threonine kinase activity.
1 Q7KPG8 (/IDA)
Regulation of cyclin-dependent protein serine/threonine kinase activity GO:0000079
Any process that modulates the frequency, rate or extent of cyclin-dependent protein serine/threonine kinase activity.
1 P51948 (/TAS)
G1/S transition of mitotic cell cycle GO:0000082
The mitotic cell cycle transition by which a cell in G1 commits to S phase. The process begins with the build up of G1 cyclin-dependent kinase (G1 CDK), resulting in the activation of transcription of G1 cyclins. The process ends with the positive feedback of the G1 cyclins on the G1 CDK which commits the cell to S phase, in which DNA replication is initiated.
1 Q8CIR5 (/IMP)
G1/S transition of mitotic cell cycle GO:0000082
The mitotic cell cycle transition by which a cell in G1 commits to S phase. The process begins with the build up of G1 cyclin-dependent kinase (G1 CDK), resulting in the activation of transcription of G1 cyclins. The process ends with the positive feedback of the G1 cyclins on the G1 CDK which commits the cell to S phase, in which DNA replication is initiated.
1 P51948 (/TAS)
G2/M transition of mitotic cell cycle GO:0000086
The mitotic cell cycle transition by which a cell in G2 commits to M phase. The process begins when the kinase activity of M cyclin/CDK complex reaches a threshold high enough for the cell cycle to proceed. This is accomplished by activating a positive feedback loop that results in the accumulation of unphosphorylated and active M cyclin/CDK complex.
1 P51948 (/TAS)
DNA repair GO:0006281
The process of restoring DNA after damage. Genomes are subject to damage by chemical and physical agents in the environment (e.g. UV and ionizing radiations, chemical mutagens, fungal and bacterial toxins, etc.) and by free radicals or alkylating agents endogenously generated in metabolism. DNA is also damaged because of errors during its replication. A variety of different DNA repair pathways have been reported that include direct reversal, base excision repair, nucleotide excision repair, photoreactivation, bypass, double-strand break repair pathway, and mismatch repair pathway.
1 P51948 (/TAS)
Transcription-coupled nucleotide-excision repair GO:0006283
The nucleotide-excision repair process that carries out preferential repair of DNA lesions on the actively transcribed strand of the DNA duplex. In addition, the transcription-coupled nucleotide-excision repair pathway is required for the recognition and repair of a small subset of lesions that are not recognized by the global genome nucleotide excision repair pathway.
1 P51948 (/TAS)
Nucleotide-excision repair GO:0006289
A DNA repair process in which a small region of the strand surrounding the damage is removed from the DNA helix as an oligonucleotide. The small gap left in the DNA helix is filled in by the sequential action of DNA polymerase and DNA ligase. Nucleotide excision repair recognizes a wide range of substrates, including damage caused by UV irradiation (pyrimidine dimers and 6-4 photoproducts) and chemicals (intrastrand cross-links and bulky adducts).
1 Q03290 (/IMP)
Nucleotide-excision repair GO:0006289
A DNA repair process in which a small region of the strand surrounding the damage is removed from the DNA helix as an oligonucleotide. The small gap left in the DNA helix is filled in by the sequential action of DNA polymerase and DNA ligase. Nucleotide excision repair recognizes a wide range of substrates, including damage caused by UV irradiation (pyrimidine dimers and 6-4 photoproducts) and chemicals (intrastrand cross-links and bulky adducts).
1 O94684 (/ISO)
Nucleotide-excision repair, preincision complex assembly GO:0006294
The aggregation, arrangement and bonding together of proteins on DNA to form the multiprotein complex involved in damage recognition, DNA helix unwinding, and endonucleolytic cleavage at the site of DNA damage. This assembly occurs before the phosphodiester backbone of the damaged strand is cleaved 3' and 5' of the site of DNA damage.
1 P51948 (/TAS)
Regulation of transcription, DNA-templated GO:0006355
Any process that modulates the frequency, rate or extent of cellular DNA-templated transcription.
1 P51949 (/IMP)
Regulation of transcription from RNA polymerase II promoter GO:0006357
Any process that modulates the frequency, rate or extent of transcription from an RNA polymerase II promoter.
1 P51948 (/IDA)
Regulation of transcription from RNA polymerase II promoter GO:0006357
Any process that modulates the frequency, rate or extent of transcription from an RNA polymerase II promoter.
1 P51949 (/ISO)
Regulation of transcription from RNA polymerase II promoter GO:0006357
Any process that modulates the frequency, rate or extent of transcription from an RNA polymerase II promoter.
1 P51948 (/TAS)
Transcription initiation from RNA polymerase I promoter GO:0006361
Any process involved in the assembly of the RNA polymerase I preinitiation complex (PIC) at an RNA polymerase I promoter region of a DNA template, resulting in the subsequent synthesis of RNA from that promoter. The initiation phase includes PIC assembly and the formation of the first few bonds in the RNA chain, including abortive initiation, which occurs when the first few nucleotides are repeatedly synthesized and then released. Promoter clearance, or release, is the transition between the initiation and elongation phases of transcription.
1 P51948 (/TAS)
Transcription elongation from RNA polymerase I promoter GO:0006362
The extension of an RNA molecule after transcription initiation and promoter clearance at an RNA polymerase I specific promoter by the addition of ribonucleotides catalyzed by RNA polymerase I.
1 P51948 (/TAS)
Termination of RNA polymerase I transcription GO:0006363
The process in which the synthesis of an RNA molecule by RNA polymerase I using a DNA template is completed. RNAP I termination requires binding of a terminator protein so specific sequences downstream of the transcription unit.
1 P51948 (/TAS)
Transcription from RNA polymerase II promoter GO:0006366
The synthesis of RNA from a DNA template by RNA polymerase II, originating at an RNA polymerase II promoter. Includes transcription of messenger RNA (mRNA) and certain small nuclear RNAs (snRNAs).
1 P51949 (/ISO)
Transcription from RNA polymerase II promoter GO:0006366
The synthesis of RNA from a DNA template by RNA polymerase II, originating at an RNA polymerase II promoter. Includes transcription of messenger RNA (mRNA) and certain small nuclear RNAs (snRNAs).
1 P51949 (/ISS)
Transcription from RNA polymerase II promoter GO:0006366
The synthesis of RNA from a DNA template by RNA polymerase II, originating at an RNA polymerase II promoter. Includes transcription of messenger RNA (mRNA) and certain small nuclear RNAs (snRNAs).
1 P51948 (/TAS)
Transcription initiation from RNA polymerase II promoter GO:0006367
Any process involved in the assembly of the RNA polymerase II preinitiation complex (PIC) at an RNA polymerase II promoter region of a DNA template, resulting in the subsequent synthesis of RNA from that promoter. The initiation phase includes PIC assembly and the formation of the first few bonds in the RNA chain, including abortive initiation, which occurs when the first few nucleotides are repeatedly synthesized and then released. Promoter clearance, or release, is the transition between the initiation and elongation phases of transcription.
1 O94684 (/IC)
Transcription initiation from RNA polymerase II promoter GO:0006367
Any process involved in the assembly of the RNA polymerase II preinitiation complex (PIC) at an RNA polymerase II promoter region of a DNA template, resulting in the subsequent synthesis of RNA from that promoter. The initiation phase includes PIC assembly and the formation of the first few bonds in the RNA chain, including abortive initiation, which occurs when the first few nucleotides are repeatedly synthesized and then released. Promoter clearance, or release, is the transition between the initiation and elongation phases of transcription.
1 Q7KPG8 (/ISS)
Transcription initiation from RNA polymerase II promoter GO:0006367
Any process involved in the assembly of the RNA polymerase II preinitiation complex (PIC) at an RNA polymerase II promoter region of a DNA template, resulting in the subsequent synthesis of RNA from that promoter. The initiation phase includes PIC assembly and the formation of the first few bonds in the RNA chain, including abortive initiation, which occurs when the first few nucleotides are repeatedly synthesized and then released. Promoter clearance, or release, is the transition between the initiation and elongation phases of transcription.
1 P51948 (/TAS)
Transcription elongation from RNA polymerase II promoter GO:0006368
The extension of an RNA molecule after transcription initiation and promoter clearance at an RNA polymerase II promoter by the addition of ribonucleotides catalyzed by RNA polymerase II.
1 P51948 (/TAS)
7-methylguanosine mRNA capping GO:0006370
Addition of the 7-methylguanosine cap to the 5' end of a nascent messenger RNA transcript.
1 P51948 (/TAS)
Protein complex assembly GO:0006461
The aggregation, arrangement and bonding together of a set of components to form a protein complex.
1 P51948 (/TAS)
Adult heart development GO:0007512
The process whose specific outcome is the progression of the adult heart over time, from its formation to the mature structure.
1 P51949 (/IMP)
Cell proliferation GO:0008283
The multiplication or reproduction of cells, resulting in the expansion of a cell population.
1 P51948 (/TAS)
Ventricular system development GO:0021591
The process whose specific outcome is the progression of the brain ventricular system over time, from its formation to the mature structure. The brain ventricular system consists of four communicating cavities within the brain that are continuous with the central canal of the spinal cord. These cavities include two lateral ventricles, the third ventricle and the fourth ventricle. Cerebrospinal fluid fills the ventricles and is produced by the choroid plexus.
1 P51949 (/IMP)
Negative regulation of apoptotic process GO:0043066
Any process that stops, prevents, or reduces the frequency, rate or extent of cell death by apoptotic process.
1 Q8CIR5 (/IMP)
Positive regulation of transcription from RNA polymerase II promoter GO:0045944
Any process that activates or increases the frequency, rate or extent of transcription from an RNA polymerase II promoter.
1 P51948 (/IDA)
Positive regulation of transcription from RNA polymerase II promoter GO:0045944
Any process that activates or increases the frequency, rate or extent of transcription from an RNA polymerase II promoter.
1 P51948 (/IMP)
Positive regulation of transcription from RNA polymerase II promoter GO:0045944
Any process that activates or increases the frequency, rate or extent of transcription from an RNA polymerase II promoter.
1 P51949 (/ISO)
Positive regulation of smooth muscle cell proliferation GO:0048661
Any process that activates or increases the rate or extent of smooth muscle cell proliferation.
1 Q8CIR5 (/IMP)
Response to calcium ion GO:0051592
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a calcium ion stimulus.
1 P51949 (/IMP)
Phosphorylation of RNA polymerase II C-terminal domain GO:0070816
The process of introducing a phosphate group on to an amino acid residue in the C-terminal domain of RNA polymerase II. Typically, this occurs during the transcription cycle and results in production of an RNA polymerase II enzyme where the carboxy-terminal domain (CTD) of the largest subunit is extensively phosphorylated, often referred to as hyperphosphorylated or the II(0) form. Specific types of phosphorylation within the CTD are usually associated with specific regions of genes, though there are exceptions. The phosphorylation state regulates the association of specific complexes such as the capping enzyme or 3'-RNA processing machinery to the elongating RNA polymerase complex.
1 Q03290 (/IDA)

There are 13 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
Holo TFIIH complex GO:0005675
A complex that is capable of kinase activity directed towards the C-terminal Domain (CTD) of the largest subunit of RNA polymerase II and is essential for initiation at RNA polymerase II promoters in vitro. It is composed of the core TFIIH complex and the TFIIK complex.
3 P51948 (/IDA) Q03290 (/IDA) Q7KPG8 (/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 A0A024R688 (/IDA) O94684 (/IDA) P51948 (/IDA)
Nucleoplasm GO:0005654
That part of the nuclear content other than the chromosomes or the nucleolus.
2 A0A024R688 (/IDA) P51948 (/IDA)
Holo TFIIH complex GO:0005675
A complex that is capable of kinase activity directed towards the C-terminal Domain (CTD) of the largest subunit of RNA polymerase II and is essential for initiation at RNA polymerase II promoters in vitro. It is composed of the core TFIIH complex and the TFIIK complex.
2 P51949 (/ISS) Q7KPG8 (/ISS)
TFIIK complex GO:0070985
A transcription factor complex that forms part of the holo TFIIH complex. In Saccharomyces/human, TFIIK contains Ccl1p/Cyclin H, Tfb3p/MAT1 and Kin2p/CDK7.
2 O94684 (/IDA) Q03290 (/IDA)
Nucleotide-excision repair factor 3 complex GO:0000112
One of several protein complexes involved in nucleotide-excision repair; possesses endodeoxynuclease and DNA helicase activities. In S. cerevisiae, it is composed of Rad2p and the core TFIIH-Ssl2p complex (core TFIIH is composed of Rad3p, Tfb1p, Tfb2p, Ssl1p, Tfb4p and Tfb5p. Note that Ssl2p is also called Rad25p).
1 O94684 (/ISO)
Nucleus GO:0005634
A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent.
1 O94684 (/IDA)
Nucleoplasm GO:0005654
That part of the nuclear content other than the chromosomes or the nucleolus.
1 P51949 (/ISO)
Nucleoplasm GO:0005654
That part of the nuclear content other than the chromosomes or the nucleolus.
1 P51948 (/TAS)
Holo TFIIH complex GO:0005675
A complex that is capable of kinase activity directed towards the C-terminal Domain (CTD) of the largest subunit of RNA polymerase II and is essential for initiation at RNA polymerase II promoters in vitro. It is composed of the core TFIIH complex and the TFIIK complex.
1 Q7KPG8 (/IPI)
Holo TFIIH complex GO:0005675
A complex that is capable of kinase activity directed towards the C-terminal Domain (CTD) of the largest subunit of RNA polymerase II and is essential for initiation at RNA polymerase II promoters in vitro. It is composed of the core TFIIH complex and the TFIIK complex.
1 P51949 (/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 P51949 (/ISO)
Carboxy-terminal domain protein kinase complex GO:0032806
A protein complex that phosphorylates amino acid residues of RNA polymerase II C-terminal domain repeats; phosphorylation occurs mainly on Ser2 and Ser5.
1 Q7KPG8 (/IDA)