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:

"
Phosphorylase Kinase; 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 74: cyclin-dependent kinase 12 isoform X2

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
RNA polymerase II CTD heptapeptide repeat kinase activity GO:0008353
Catalysis of the reaction: ATP + (DNA-directed RNA polymerase II) = ADP + phospho-(DNA-directed RNA polymerase II); phosphorylation occurs on residues in the carboxy-terminal domain (CTD) repeats.
9 B5DE93 (/ISS) D2H526 (/ISS) E1BB50 (/ISS) E1BB52 (/ISS) Q14AX6 (/ISS) Q3MJK5 (/ISS) Q69ZA1 (/ISS) Q9VP22 (/ISS) Q9VP22 (/ISS)
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.
7 Q14004 (/IPI) Q14004 (/IPI) Q3MJK5 (/IPI) Q69ZA1 (/IPI) Q9NYV4 (/IPI) Q9VP22 (/IPI) Q9VP22 (/IPI)
RNA polymerase II CTD heptapeptide repeat kinase activity GO:0008353
Catalysis of the reaction: ATP + (DNA-directed RNA polymerase II) = ADP + phospho-(DNA-directed RNA polymerase II); phosphorylation occurs on residues in the carboxy-terminal domain (CTD) repeats.
4 Q14004 (/IDA) Q14004 (/IDA) Q9VP22 (/IDA) Q9VP22 (/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).
3 Q14004 (/IPI) Q14004 (/IPI) Q9NYV4 (/IPI)
RNA binding GO:0003723
Interacting selectively and non-covalently with an RNA molecule or a portion thereof.
2 Q14004 (/HDA) Q14004 (/HDA)
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.
2 Q14004 (/TAS) Q14004 (/TAS)
Cyclin-dependent protein serine/threonine kinase activity GO:0004693
Catalysis of the reactions: ATP + protein serine = ADP + protein serine phosphate, and ATP + protein threonine = ADP + protein threonine phosphate. This reaction requires the binding of a regulatory cyclin subunit and full activity requires stimulatory phosphorylation by a CDK-activating kinase (CAK).
2 Q9VP22 (/ISS) Q9VP22 (/ISS)
RNA polymerase II CTD heptapeptide repeat kinase activity GO:0008353
Catalysis of the reaction: ATP + (DNA-directed RNA polymerase II) = ADP + phospho-(DNA-directed RNA polymerase II); phosphorylation occurs on residues in the carboxy-terminal domain (CTD) repeats.
2 Q14AX6 (/ISO) Q69ZA1 (/ISO)
Protein kinase binding GO:0019901
Interacting selectively and non-covalently with a protein kinase, any enzyme that catalyzes the transfer of a phosphate group, usually from ATP, to a protein substrate.
2 Q14AX6 (/IDA) Q69ZA1 (/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.
2 Q14AX6 (/ISO) Q69ZA1 (/ISO)
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 Q9NYV4 (/IDA)
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 Q14AX6 (/ISO)
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 Q14AX6 (/ISS)
RNA polymerase II CTD heptapeptide repeat kinase activity GO:0008353
Catalysis of the reaction: ATP + (DNA-directed RNA polymerase II) = ADP + phospho-(DNA-directed RNA polymerase II); phosphorylation occurs on residues in the carboxy-terminal domain (CTD) repeats.
1 Q9NYV4 (/IMP)
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 Q3MJK5 (/IDA)

There are 28 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
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.
7 B5DE93 (/ISS) D2H526 (/ISS) E1BB50 (/ISS) E1BB52 (/ISS) Q14AX6 (/ISS) Q3MJK5 (/ISS) Q69ZA1 (/ISS)
RNA splicing GO:0008380
The process of removing sections of the primary RNA transcript to remove sequences not present in the mature form of the RNA and joining the remaining sections to form the mature form of the RNA.
5 B5DE93 (/ISS) D2H526 (/ISS) E1BB50 (/ISS) Q14AX6 (/ISS) Q9NYV4 (/ISS)
Regulation of MAP kinase activity GO:0043405
Any process that modulates the frequency, rate or extent of MAP kinase activity.
5 B5DE93 (/ISS) D2H526 (/ISS) E1BB50 (/ISS) Q14AX6 (/ISS) Q3MJK5 (/ISS)
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.
4 Q14004 (/IDA) Q14004 (/IDA) Q9VP22 (/IDA) Q9VP22 (/IDA)
Alternative mRNA splicing, via spliceosome GO:0000380
The process of generating multiple mRNA molecules from a given set of exons by differential use of exons from the primary transcript(s) to form multiple mature mRNAs that vary in their exon composition.
3 E1BB52 (/ISS) Q14004 (/ISS) Q14004 (/ISS)
Alternative mRNA splicing, via spliceosome GO:0000380
The process of generating multiple mRNA molecules from a given set of exons by differential use of exons from the primary transcript(s) to form multiple mature mRNAs that vary in their exon composition.
2 Q14004 (/TAS) Q14004 (/TAS)
Protein phosphorylation GO:0006468
The process of introducing a phosphate group on to a protein.
2 Q9VP22 (/ISS) Q9VP22 (/ISS)
Regulation of mitotic nuclear division GO:0007088
Any process that modulates the frequency, rate or extent of mitosis.
2 Q14004 (/TAS) Q14004 (/TAS)
Multicellular organism development GO:0007275
The biological process whose specific outcome is the progression of a multicellular organism over time from an initial condition (e.g. a zygote or a young adult) to a later condition (e.g. a multicellular animal or an aged adult).
2 Q14004 (/TAS) Q14004 (/TAS)
Positive regulation of cell population proliferation GO:0008284
Any process that activates or increases the rate or extent of cell proliferation.
2 Q14004 (/TAS) Q14004 (/TAS)
Hemopoiesis GO:0030097
The process whose specific outcome is the progression of the myeloid and lymphoid derived organ/tissue systems of the blood and other parts of the body over time, from formation to the mature structure. The site of hemopoiesis is variable during development, but occurs primarily in bone marrow or kidney in many adult vertebrates.
2 Q14004 (/IMP) Q14004 (/IMP)
Hemopoiesis GO:0030097
The process whose specific outcome is the progression of the myeloid and lymphoid derived organ/tissue systems of the blood and other parts of the body over time, from formation to the mature structure. The site of hemopoiesis is variable during development, but occurs primarily in bone marrow or kidney in many adult vertebrates.
2 E1BB52 (/ISS) Q69ZA1 (/ISS)
Neutrophil degranulation GO:0043312
The regulated exocytosis of secretory granules containing preformed mediators such as proteases, lipases, and inflammatory mediators by a neutrophil.
2 Q14004 (/TAS) Q14004 (/TAS)
Positive regulation of transcription by RNA polymerase II GO:0045944
Any process that activates or increases the frequency, rate or extent of transcription from an RNA polymerase II promoter.
2 Q9VP22 (/IMP) Q9VP22 (/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.
2 Q14AX6 (/ISO) Q69ZA1 (/ISO)
Negative regulation of stem cell differentiation GO:2000737
Any process that stops, prevents or reduces the frequency, rate or extent of stem cell differentiation.
2 Q14AX6 (/IMP) Q69ZA1 (/IMP)
Alternative mRNA splicing, via spliceosome GO:0000380
The process of generating multiple mRNA molecules from a given set of exons by differential use of exons from the primary transcript(s) to form multiple mature mRNAs that vary in their exon composition.
1 Q69ZA1 (/IDA)
RNA splicing GO:0008380
The process of removing sections of the primary RNA transcript to remove sequences not present in the mature form of the RNA and joining the remaining sections to form the mature form of the RNA.
1 Q3MJK5 (/IMP)
RNA splicing GO:0008380
The process of removing sections of the primary RNA transcript to remove sequences not present in the mature form of the RNA and joining the remaining sections to form the mature form of the RNA.
1 Q14AX6 (/ISO)
Hemopoiesis GO:0030097
The process whose specific outcome is the progression of the myeloid and lymphoid derived organ/tissue systems of the blood and other parts of the body over time, from formation to the mature structure. The site of hemopoiesis is variable during development, but occurs primarily in bone marrow or kidney in many adult vertebrates.
1 Q69ZA1 (/ISO)
Regulation of MAP kinase activity GO:0043405
Any process that modulates the frequency, rate or extent of MAP kinase activity.
1 Q9NYV4 (/IMP)
Regulation of MAP kinase activity GO:0043405
Any process that modulates the frequency, rate or extent of MAP kinase activity.
1 Q14AX6 (/ISO)
Regulation of RNA splicing GO:0043484
Any process that modulates the frequency, rate or extent of RNA splicing, the process of removing sections of the primary RNA transcript to remove sequences not present in the mature form of the RNA and joining the remaining sections to form the mature form of the RNA.
1 Q3MJK5 (/IDA)
Regulation of RNA splicing GO:0043484
Any process that modulates the frequency, rate or extent of RNA splicing, the process of removing sections of the primary RNA transcript to remove sequences not present in the mature form of the RNA and joining the remaining sections to form the mature form of the RNA.
1 Q14AX6 (/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).
1 Q9NYV4 (/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 Q14AX6 (/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).
1 Q14AX6 (/ISS)
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 Q9NYV4 (/IMP)

There are 25 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
Nuclear cyclin-dependent protein kinase holoenzyme complex GO:0019908
Cyclin-dependent protein kinase (CDK) complex found in the nucleus.
8 B5DE93 (/ISS) D2H526 (/ISS) E1BB50 (/ISS) E1BB52 (/ISS) Q14004 (/ISS) Q14004 (/ISS) Q14AX6 (/ISS) Q9NYV4 (/ISS)
Nuclear speck GO:0016607
A discrete extra-nucleolar subnuclear domain, 20-50 in number, in which splicing factors are seen to be localized by immunofluorescence microscopy.
7 A0A024RA66 (/IDA) A0A024RA85 (/IDA) A0A024RA85 (/IDA) Q14004 (/IDA) Q14004 (/IDA) Q3MJK5 (/IDA) Q9NYV4 (/IDA)
Nuclear speck GO:0016607
A discrete extra-nucleolar subnuclear domain, 20-50 in number, in which splicing factors are seen to be localized by immunofluorescence microscopy.
6 B5DE93 (/ISS) D2H526 (/ISS) E1BB50 (/ISS) E1BB52 (/ISS) Q14AX6 (/ISS) Q69ZA1 (/ISS)
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.
5 A0A024RA66 (/IDA) A0A024RA85 (/IDA) A0A024RA85 (/IDA) Q14004 (/IDA) Q14004 (/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.
5 A0A024RA66 (/IDA) A0A024RA85 (/IDA) A0A024RA85 (/IDA) Q14004 (/IDA) Q14004 (/IDA)
Nuclear cyclin-dependent protein kinase holoenzyme complex GO:0019908
Cyclin-dependent protein kinase (CDK) complex found in the nucleus.
4 Q3MJK5 (/IDA) Q69ZA1 (/IDA) Q9VP22 (/IDA) Q9VP22 (/IDA)
Nucleoplasm GO:0005654
That part of the nuclear content other than the chromosomes or the nucleolus.
3 Q14004 (/TAS) Q14004 (/TAS) Q9NYV4 (/TAS)
Nuclear chromosome GO:0000228
A chromosome that encodes the nuclear genome and is found in the nucleus of a eukaryotic cell during the cell cycle phases when the nucleus is intact.
2 Q9VP22 (/IDA) Q9VP22 (/IDA)
Cyclin K-CDK13 complex GO:0002945
A protein complex consisting of cyclin Kand cyclin-dependent kinase 13 (CDK13). Cyclins are characterized by periodicity in protein abundance throughout the cell cycle. Cyclin-dependent kinases represent a family of serine/threonine protein kinases that become active upon binding to a cyclin regulatory partner.
2 Q14004 (/IPI) Q14004 (/IPI)
Extracellular region GO:0005576
The space external to the outermost structure of a cell. For cells without external protective or external encapsulating structures this refers to space outside of the plasma membrane. This term covers the host cell environment outside an intracellular parasite.
2 Q14004 (/TAS) Q14004 (/TAS)
Extracellular space GO:0005615
That part of a multicellular organism outside the cells proper, usually taken to be outside the plasma membranes, and occupied by fluid.
2 Q14004 (/HDA) Q14004 (/HDA)
Polytene chromosome GO:0005700
A type of chromosome in a polyploid cell, formed when multiple copies of homologous chromosomes are aligned side by side to give a giant chromosome in which distinct chromosome bands are readily visible.
2 Q9VP22 (/IDA) Q9VP22 (/IDA)
Polytene chromosome puff GO:0005703
A swelling at a site along the length of a polytene chromosome, thought to be the site of active transcription.
2 Q9VP22 (/IDA) Q9VP22 (/IDA)
Nuclear speck GO:0016607
A discrete extra-nucleolar subnuclear domain, 20-50 in number, in which splicing factors are seen to be localized by immunofluorescence microscopy.
2 Q14AX6 (/ISO) Q69ZA1 (/ISO)
Ficolin-1-rich granule lumen GO:1904813
Any membrane-enclosed lumen that is part of a ficolin-1-rich granule.
2 Q14004 (/TAS) Q14004 (/TAS)
Fibrillar center GO:0001650
A structure found most metazoan nucleoli, but not usually found in lower eukaryotes; surrounded by the dense fibrillar component; the zone of transcription from multiple copies of the pre-rRNA genes is in the border region between these two structures.
1 Q9NYV4 (/IDA)
Fibrillar center GO:0001650
A structure found most metazoan nucleoli, but not usually found in lower eukaryotes; surrounded by the dense fibrillar component; the zone of transcription from multiple copies of the pre-rRNA genes is in the border region between these two structures.
1 Q14AX6 (/ISO)
Cyclin K-CDK12 complex GO:0002944
A protein complex consisting of cyclin Kand cyclin-dependent kinase 12 (CDK12). Cyclins are characterized by periodicity in protein abundance throughout the cell cycle. Cyclin-dependent kinases represent a family of serine/threonine protein kinases that become active upon binding to a cyclin regulatory partner.
1 Q9NYV4 (/IPI)
Cyclin K-CDK12 complex GO:0002944
A protein complex consisting of cyclin Kand cyclin-dependent kinase 12 (CDK12). Cyclins are characterized by periodicity in protein abundance throughout the cell cycle. Cyclin-dependent kinases represent a family of serine/threonine protein kinases that become active upon binding to a cyclin regulatory partner.
1 Q14AX6 (/ISO)
Cyclin K-CDK13 complex GO:0002945
A protein complex consisting of cyclin Kand cyclin-dependent kinase 13 (CDK13). Cyclins are characterized by periodicity in protein abundance throughout the cell cycle. Cyclin-dependent kinases represent a family of serine/threonine protein kinases that become active upon binding to a cyclin regulatory partner.
1 Q69ZA1 (/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 Q9NYV4 (/IDA)
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 Q14AX6 (/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 Q69ZA1 (/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 Q69ZA1 (/ISO)
Nuclear cyclin-dependent protein kinase holoenzyme complex GO:0019908
Cyclin-dependent protein kinase (CDK) complex found in the nucleus.
1 Q14AX6 (/ISO)