The name of this superfamily has been modified since the most recent official CATH+ release (v4_4_0). At the point of the last release, this superfamily was named:

"
Ankyrin repeat-containing 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 31: Ankyrin repeat, family A (RFXANK-like), 2

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
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).
5 Q99PE2 (/IPI) Q9H9E1 (/IPI) Q9H9E1 (/IPI) Q9Z205 (/IPI) Q9Z205 (/IPI)
Histone deacetylase binding GO:0042826
Interacting selectively and non-covalently with the enzyme histone deacetylase.
5 Q99PE2 (/IDA) Q9H9E1 (/IDA) Q9H9E1 (/IDA) Q9Z205 (/IDA) Q9Z205 (/IDA)
DNA binding GO:0003677
Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
2 O14593 (/TAS) O14593 (/TAS)
DNA-binding transcription factor activity GO:0003700
A protein or a member of a complex that interacts selectively and non-covalently with a specific DNA sequence (sometimes referred to as a motif) within the regulatory region of a gene to modulate transcription. Regulatory regions include promoters (proximal and distal) and enhancers. Genes are transcriptional units, and include bacterial operons.
2 O14593 (/NAS) O14593 (/NAS)
Transcription coregulator activity GO:0003712
A protein or a member of a complex that interacts specifically and non-covalently with a DNA-bound DNA-binding transcription factor to either activate or repress the transcription of specific genes. Coregulators 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 modulates interactions of DNA-binding transcription factor with other transcription coregulators.
2 O14593 (/TAS) O14593 (/TAS)
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 Q9H9E1 (/IPI) Q9H9E1 (/IPI)
Ubiquitin protein ligase binding GO:0031625
Interacting selectively and non-covalently with a ubiquitin protein ligase enzyme, any of the E3 proteins.
2 Q9H9E1 (/IDA) Q9H9E1 (/IDA)
Ubiquitin protein ligase binding GO:0031625
Interacting selectively and non-covalently with a ubiquitin protein ligase enzyme, any of the E3 proteins.
2 Q2KI79 (/ISS) Q99PE2 (/ISS)
Histone deacetylase binding GO:0042826
Interacting selectively and non-covalently with the enzyme histone deacetylase.
2 Q9H9E1 (/IPI) Q9H9E1 (/IPI)
Low-density lipoprotein particle receptor binding GO:0050750
Interacting selectively and non-covalently with a low-density lipoprotein receptor.
2 Q9H9E1 (/IPI) Q9H9E1 (/IPI)
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.
1 Q99PE2 (/ISO)
Ubiquitin protein ligase binding GO:0031625
Interacting selectively and non-covalently with a ubiquitin protein ligase enzyme, any of the E3 proteins.
1 Q99PE2 (/ISO)
Histone deacetylase binding GO:0042826
Interacting selectively and non-covalently with the enzyme histone deacetylase.
1 Q99PE2 (/ISO)
Histone deacetylase binding GO:0042826
Interacting selectively and non-covalently with the enzyme histone deacetylase.
1 Q2KI79 (/ISS)
Low-density lipoprotein particle receptor binding GO:0050750
Interacting selectively and non-covalently with a low-density lipoprotein receptor.
1 Q99PE2 (/ISO)

There are 5 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
Ras protein signal transduction GO:0007265
A series of molecular signals within the cell that are mediated by a member of the Ras superfamily of proteins switching to a GTP-bound active state.
2 Q9Z205 (/IPI) Q9Z205 (/IPI)
Regulation of protein complex assembly GO:0043254
Any process that modulates the frequency, rate or extent of protein complex assembly.
2 Q9H9E1 (/IDA) Q9H9E1 (/IDA)
Regulation of protein complex assembly GO:0043254
Any process that modulates the frequency, rate or extent of protein complex assembly.
2 Q2KI79 (/ISS) Q99PE2 (/ISS)
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 Q9Z205 (/IDA) Q9Z205 (/IDA)
Regulation of protein complex assembly GO:0043254
Any process that modulates the frequency, rate or extent of protein complex assembly.
1 Q99PE2 (/ISO)

There are 16 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.
7 A0A024R7M1 (/IDA) A0A024R7M1 (/IDA) A0A024R7P0 (/IDA) O14593 (/IDA) O14593 (/IDA) Q9H9E1 (/IDA) Q9H9E1 (/IDA)
Nucleoplasm GO:0005654
That part of the nuclear content other than the chromosomes or the nucleolus.
5 A0A024R7M1 (/IDA) A0A024R7M1 (/IDA) A0A024R7P0 (/IDA) O14593 (/IDA) O14593 (/IDA)
Intercellular bridge GO:0045171
A direct connection between the cytoplasm of two cells that is formed following the completion of cleavage furrow ingression during cell division. They are usually present only briefly prior to completion of cytokinesis. However, in some cases, such as the bridges between germ cells during their development, they become stabilised.
4 A0A024R7M1 (/IDA) A0A024R7M1 (/IDA) O14593 (/IDA) O14593 (/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.
3 Q99PE2 (/IGI) Q9Z205 (/IGI) Q9Z205 (/IGI)
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 Q99PE2 (/ISO) Q9Z205 (/ISO) Q9Z205 (/ISO)
Membrane GO:0016020
A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
3 Q99PE2 (/IDA) Q9H9E1 (/IDA) Q9H9E1 (/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.
2 Q9Z205 (/IDA) Q9Z205 (/IDA)
Nucleoplasm GO:0005654
That part of the nuclear content other than the chromosomes or the nucleolus.
2 Q9Z205 (/ISO) Q9Z205 (/ISO)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
2 Q9Z205 (/IDA) Q9Z205 (/IDA)
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.
2 Q9H9E1 (/IDA) Q9H9E1 (/IDA)
Intercellular bridge GO:0045171
A direct connection between the cytoplasm of two cells that is formed following the completion of cleavage furrow ingression during cell division. They are usually present only briefly prior to completion of cytokinesis. However, in some cases, such as the bridges between germ cells during their development, they become stabilised.
2 Q9Z205 (/ISO) Q9Z205 (/ISO)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
1 Q99PE2 (/IGI)
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 Q5ZIC2 (/ISS)
Membrane GO:0016020
A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
1 Q99PE2 (/ISO)
Membrane GO:0016020
A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
1 Q5ZIC2 (/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 Q99PE2 (/ISO)
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