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:

"
Arfaptin homology (AH) domain/BAR 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 3: arfaptin-2 isoform X1

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 13 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).
12 P53365 (/IPI) P53365 (/IPI) Q6AY65 (/IPI) Q6AY65 (/IPI) Q6AY65 (/IPI) Q6AY65 (/IPI) Q6AY65 (/IPI) Q8K221 (/IPI) Q8K221 (/IPI) Q8K221 (/IPI)
(2 more)
Phosphatidylinositol-4-phosphate binding GO:0070273
Interacting selectively and non-covalently with phosphatidylinositol-4-phosphate, a derivative of phosphatidylinositol in which the inositol ring is phosphorylated at the 4' position.
8 A2RSX9 (/ISO) E9Q3G5 (/ISO) G5E8V9 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO)
Phosphatidylinositol-4-phosphate binding GO:0070273
Interacting selectively and non-covalently with phosphatidylinositol-4-phosphate, a derivative of phosphatidylinositol in which the inositol ring is phosphorylated at the 4' position.
6 P53365 (/IDA) P53365 (/IDA) P53367 (/IDA) P53367 (/IDA) P53367 (/IDA) P53367 (/IDA)
GTP-dependent protein binding GO:0030742
Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules) when at least one of the interacting partners is in the GTP-bound state.
5 Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO)
Identical protein binding GO:0042802
Interacting selectively and non-covalently with an identical protein or proteins.
5 Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO)
Identical protein binding GO:0042802
Interacting selectively and non-covalently with an identical protein or proteins.
3 P53365 (/IPI) P53365 (/IPI) Q3TVE1 (/IPI)
GTP binding GO:0005525
Interacting selectively and non-covalently with GTP, guanosine triphosphate.
2 P53365 (/TAS) P53365 (/TAS)
GTP-dependent protein binding GO:0030742
Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules) when at least one of the interacting partners is in the GTP-bound state.
2 P53365 (/IPI) P53365 (/IPI)
Cadherin binding GO:0045296
Interacting selectively and non-covalently with cadherin, a type I membrane protein involved in cell adhesion.
2 P53365 (/HDA) P53365 (/HDA)
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.
2 P53365 (/TAS) P53365 (/TAS)
Phospholipid binding GO:0005543
Interacting selectively and non-covalently with phospholipids, a class of lipids containing phosphoric acid as a mono- or diester.
1 Q9VGQ8 (/IDA)
Dynactin binding GO:0034452
Interacting selectively and non-covalently with any part of a dynactin complex; dynactin is a large protein complex that activates dynein-based motor activity.
1 Q9VGQ8 (/IPI)
Phosphatidylinositol-4-phosphate binding GO:0070273
Interacting selectively and non-covalently with phosphatidylinositol-4-phosphate, a derivative of phosphatidylinositol in which the inositol ring is phosphorylated at the 4' position.
1 Q9VGQ8 (/ISS)

There are 11 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
Actin cytoskeleton organization GO:0030036
A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of cytoskeletal structures comprising actin filaments and their associated proteins.
5 Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO)
Intracellular protein transport GO:0006886
The directed movement of proteins in a cell, including the movement of proteins between specific compartments or structures within a cell, such as organelles of a eukaryotic cell.
4 P53367 (/IDA) P53367 (/IDA) P53367 (/IDA) P53367 (/IDA)
Regulation of protein secretion GO:0050708
Any process that modulates the frequency, rate or extent of the controlled release of a protein from a cell.
4 P53367 (/IDA) P53367 (/IDA) P53367 (/IDA) P53367 (/IDA)
Intracellular protein transport GO:0006886
The directed movement of proteins in a cell, including the movement of proteins between specific compartments or structures within a cell, such as organelles of a eukaryotic cell.
3 A2RSX9 (/ISO) E9Q3G5 (/ISO) G5E8V9 (/ISO)
Regulation of protein secretion GO:0050708
Any process that modulates the frequency, rate or extent of the controlled release of a protein from a cell.
3 A2RSX9 (/ISO) E9Q3G5 (/ISO) G5E8V9 (/ISO)
Small GTPase mediated signal transduction GO:0007264
Any series of molecular signals in which a small monomeric GTPase relays one or more of the signals.
2 P53365 (/TAS) P53365 (/TAS)
Lamellipodium assembly GO:0030032
Formation of a lamellipodium, a thin sheetlike extension of the surface of a migrating cell.
2 P53365 (/TAS) P53365 (/TAS)
Actin cytoskeleton organization GO:0030036
A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of cytoskeletal structures comprising actin filaments and their associated proteins.
2 P53365 (/IMP) P53365 (/IMP)
Ruffle organization GO:0031529
A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of a ruffle, a projection at the leading edge of a crawling cell.
2 P53365 (/TAS) P53365 (/TAS)
Positive regulation of synaptic growth at neuromuscular junction GO:0045887
Any process that activates or increases the frequency, rate or extent of synaptic growth at neuromuscular junction.
1 Q9VGQ8 (/IMP)
Behavioral response to ethanol GO:0048149
Any process that results in a change in the behavior of an organism as a result of an ethanol stimulus.
1 Q9VGQ8 (/IMP)

There are 17 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
Trans-Golgi network membrane GO:0032588
The lipid bilayer surrounding any of the compartments that make up the trans-Golgi network.
8 A2RSX9 (/ISO) E9Q3G5 (/ISO) G5E8V9 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO)
Trans-Golgi network membrane GO:0032588
The lipid bilayer surrounding any of the compartments that make up the trans-Golgi network.
6 P53365 (/IDA) P53365 (/IDA) P53367 (/IDA) P53367 (/IDA) P53367 (/IDA) P53367 (/IDA)
Ruffle GO:0001726
Projection at the leading edge of a crawling cell; the protrusions are supported by a microfilament meshwork.
5 Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
5 Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO)
Cell cortex GO:0005938
The region of a cell that lies just beneath the plasma membrane and often, but not always, contains a network of actin filaments and associated proteins.
5 Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO) Q8K221 (/ISO)
Golgi membrane GO:0000139
The lipid bilayer surrounding any of the compartments of the Golgi apparatus.
4 P53367 (/IDA) P53367 (/IDA) P53367 (/IDA) P53367 (/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.
4 P53367 (/IDA) P53367 (/IDA) P53367 (/IDA) P53367 (/IDA)
Golgi membrane GO:0000139
The lipid bilayer surrounding any of the compartments of the Golgi apparatus.
3 A2RSX9 (/ISO) E9Q3G5 (/ISO) G5E8V9 (/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.
3 A2RSX9 (/ISO) E9Q3G5 (/ISO) G5E8V9 (/ISO)
Ruffle GO:0001726
Projection at the leading edge of a crawling cell; the protrusions are supported by a microfilament meshwork.
2 P53365 (/IMP) P53365 (/IMP)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
2 P53365 (/IDA) P53365 (/IDA)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
2 P53365 (/TAS) P53365 (/TAS)
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 P53365 (/TAS) P53365 (/TAS)
Plasma membrane GO:0005886
The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
2 P53365 (/TAS) P53365 (/TAS)
Cell cortex GO:0005938
The region of a cell that lies just beneath the plasma membrane and often, but not always, contains a network of actin filaments and associated proteins.
2 P53365 (/IDA) P53365 (/IDA)
Trans-Golgi network GO:0005802
The network of interconnected tubular and cisternal structures located within the Golgi apparatus on the side distal to the endoplasmic reticulum, from which secretory vesicles emerge. The trans-Golgi network is important in the later stages of protein secretion where it is thought to play a key role in the sorting and targeting of secreted proteins to the correct destination.
1 Q9VGQ8 (/IDA)
Trans-Golgi network membrane GO:0032588
The lipid bilayer surrounding any of the compartments that make up the trans-Golgi network.
1 Q9VGQ8 (/ISS)