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:

"
Immunoglobulins
".

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 132013: L1 cell adhesion molecule

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 8 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).
3 P11627 (/IPI) P32004 (/IPI) Q05695 (/IPI)
Integrin binding GO:0005178
Interacting selectively and non-covalently with an integrin.
1 P11627 (/IDA)
Protein domain specific binding GO:0019904
Interacting selectively and non-covalently with a specific domain of a protein.
1 P32004 (/IDA)
Protein domain specific binding GO:0019904
Interacting selectively and non-covalently with a specific domain of a protein.
1 P11627 (/ISO)
PDZ domain binding GO:0030165
Interacting selectively and non-covalently with a PDZ domain of a protein, a domain found in diverse signaling proteins.
1 Q05695 (/IPI)
Sialic acid binding GO:0033691
Interacting selectively and non-covalently with sialic acid, any of a variety of N- or O- substituted derivatives of neuraminic acid, a nine carbon monosaccharide. Sialic acids often occur in polysaccharides, glycoproteins, and glycolipids in animals and bacteria.
1 P11627 (/IDA)
Identical protein binding GO:0042802
Interacting selectively and non-covalently with an identical protein or proteins.
1 P11627 (/IDA)
Protein self-association GO:0043621
Interacting selectively and non-covalently with a domain within the same polypeptide.
1 P11627 (/IPI)

There are 48 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
Cell-matrix adhesion GO:0007160
The binding of a cell to the extracellular matrix via adhesion molecules.
2 P11627 (/ISS) Q05695 (/ISS)
Axon guidance GO:0007411
The chemotaxis process that directs the migration of an axon growth cone to a specific target site in response to a combination of attractive and repulsive cues.
2 P11627 (/IDA) P32004 (/IDA)
Axon guidance GO:0007411
The chemotaxis process that directs the migration of an axon growth cone to a specific target site in response to a combination of attractive and repulsive cues.
2 P11627 (/TAS) P32004 (/TAS)
Cell migration GO:0016477
The controlled self-propelled movement of a cell from one site to a destination guided by molecular cues. Cell migration is a central process in the development and maintenance of multicellular organisms.
2 P11627 (/ISS) Q05695 (/ISS)
Neuron projection development GO:0031175
The process whose specific outcome is the progression of a neuron projection over time, from its formation to the mature structure. A neuron projection is any process extending from a neural cell, such as axons or dendrites (collectively called neurites).
2 P11627 (/IDA) P32004 (/IDA)
Positive regulation of axon extension GO:0045773
Any process that activates or increases the frequency, rate or extent of axon extension.
2 P11627 (/ISS) P32004 (/ISS)
Synapse organization GO:0050808
A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of a synapse, the junction between a neuron and a target (neuron, muscle, or secretory cell).
2 P11627 (/ISS) Q05695 (/ISS)
Chemotaxis GO:0006935
The directed movement of a motile cell or organism, or the directed growth of a cell guided by a specific chemical concentration gradient. Movement may be towards a higher concentration (positive chemotaxis) or towards a lower concentration (negative chemotaxis).
1 P32004 (/TAS)
Cell adhesion GO:0007155
The attachment of a cell, either to another cell or to an underlying substrate such as the extracellular matrix, via cell adhesion molecules.
1 P32004 (/NAS)
Homophilic cell adhesion via plasma membrane adhesion molecules GO:0007156
The attachment of a plasma membrane adhesion molecule in one cell to an identical molecule in an adjacent cell.
1 P11627 (/IMP)
Heterophilic cell-cell adhesion via plasma membrane cell adhesion molecules GO:0007157
The attachment of an adhesion molecule in one cell to a nonidentical adhesion molecule in an adjacent cell.
1 P11627 (/IMP)
Leukocyte cell-cell adhesion GO:0007159
The attachment of a leukocyte to another cell via adhesion molecules.
1 P11627 (/IMP)
Cell-matrix adhesion GO:0007160
The binding of a cell to the extracellular matrix via adhesion molecules.
1 P32004 (/IDA)
Cell-matrix adhesion GO:0007160
The binding of a cell to the extracellular matrix via adhesion molecules.
1 P11627 (/ISO)
Cell surface receptor signaling pathway GO:0007166
A series of molecular signals initiated by activation of a receptor on the surface of a cell. The pathway begins with binding of an extracellular ligand to a cell surface receptor, or for receptors that signal in the absence of a ligand, by ligand-withdrawal or the activity of a constitutively active receptor. The pathway ends with regulation of a downstream cellular process, e.g. transcription.
1 P11627 (/IDA)
Nervous system development GO:0007399
The process whose specific outcome is the progression of nervous tissue over time, from its formation to its mature state.
1 P32004 (/TAS)
Axon guidance GO:0007411
The chemotaxis process that directs the migration of an axon growth cone to a specific target site in response to a combination of attractive and repulsive cues.
1 P11627 (/IGI)
Axon guidance GO:0007411
The chemotaxis process that directs the migration of an axon growth cone to a specific target site in response to a combination of attractive and repulsive cues.
1 P11627 (/IMP)
Axon guidance GO:0007411
The chemotaxis process that directs the migration of an axon growth cone to a specific target site in response to a combination of attractive and repulsive cues.
1 P11627 (/ISO)
Axon guidance GO:0007411
The chemotaxis process that directs the migration of an axon growth cone to a specific target site in response to a combination of attractive and repulsive cues.
1 Q05695 (/ISS)
Axonal fasciculation GO:0007413
The collection of axons into a bundle of rods, known as a fascicle.
1 Q05695 (/IMP)
Positive regulation of cell-substrate adhesion GO:0010811
Any process that increases the frequency, rate or extent of cell-substrate adhesion. Cell-substrate adhesion is the attachment of a cell to the underlying substrate via adhesion molecules.
1 Q05695 (/IDA)
Response to activity GO:0014823
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 an activity stimulus.
1 Q05695 (/IEP)
Cell migration GO:0016477
The controlled self-propelled movement of a cell from one site to a destination guided by molecular cues. Cell migration is a central process in the development and maintenance of multicellular organisms.
1 P32004 (/IDA)
Cell migration GO:0016477
The controlled self-propelled movement of a cell from one site to a destination guided by molecular cues. Cell migration is a central process in the development and maintenance of multicellular organisms.
1 P11627 (/ISO)
Positive regulation of cell-cell adhesion GO:0022409
Any process that activates or increases the rate or extent of cell adhesion to another cell.
1 P11627 (/IMP)
Neuron differentiation GO:0030182
The process in which a relatively unspecialized cell acquires specialized features of a neuron.
1 Q05695 (/IEP)
Neuron projection development GO:0031175
The process whose specific outcome is the progression of a neuron projection over time, from its formation to the mature structure. A neuron projection is any process extending from a neural cell, such as axons or dendrites (collectively called neurites).
1 P11627 (/IMP)
Neuron projection development GO:0031175
The process whose specific outcome is the progression of a neuron projection over time, from its formation to the mature structure. A neuron projection is any process extending from a neural cell, such as axons or dendrites (collectively called neurites).
1 P11627 (/ISO)
Neuron projection development GO:0031175
The process whose specific outcome is the progression of a neuron projection over time, from its formation to the mature structure. A neuron projection is any process extending from a neural cell, such as axons or dendrites (collectively called neurites).
1 Q05695 (/ISS)
Cell-cell adhesion mediated by integrin GO:0033631
The attachment of one cell to another cell via an integrin, a heterodimeric adhesion receptor formed by the non-covalent association of particular alpha and beta subunits.
1 P11627 (/IMP)
Homotypic cell-cell adhesion GO:0034109
The attachment of a cell to a second cell of the identical type via adhesion molecules.
1 P11627 (/IMP)
Positive regulation of axon extension GO:0045773
Any process that activates or increases the frequency, rate or extent of axon extension.
1 Q05695 (/IMP)
Synapse organization GO:0050808
A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of a synapse, the junction between a neuron and a target (neuron, muscle, or secretory cell).
1 P32004 (/IDA)
Synapse organization GO:0050808
A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of a synapse, the junction between a neuron and a target (neuron, muscle, or secretory cell).
1 P11627 (/ISO)
Positive regulation of calcium-mediated signaling GO:0050850
Any process that activates or increases the frequency, rate or extent of calcium-mediated signaling.
1 P11627 (/IDA)
Leukocyte migration GO:0050900
The movement of a leukocyte within or between different tissues and organs of the body.
1 P32004 (/TAS)
Axon development GO:0061564
The progression of an axon over time. Covers axonogenesis (de novo generation of an axon) and axon regeneration (regrowth), as well as processes pertaining to the progression of the axon over time (fasciculation and defasciculation).
1 P32004 (/IDA)
Axon development GO:0061564
The progression of an axon over time. Covers axonogenesis (de novo generation of an axon) and axon regeneration (regrowth), as well as processes pertaining to the progression of the axon over time (fasciculation and defasciculation).
1 P11627 (/ISO)
Axon development GO:0061564
The progression of an axon over time. Covers axonogenesis (de novo generation of an axon) and axon regeneration (regrowth), as well as processes pertaining to the progression of the axon over time (fasciculation and defasciculation).
1 Q05695 (/ISS)
Regulation of ERK1 and ERK2 cascade GO:0070372
Any process that modulates the frequency, rate or extent of signal transduction mediated by the ERK1 and ERK2 cascade.
1 Q05695 (/IDA)
Cellular response to ethanol GO:0071361
Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an ethanol stimulus.
1 Q05695 (/IEP)
Dopaminergic neuron differentiation GO:0071542
The process in which a neuroblast acquires the specialized structural and functional features of a dopaminergic neuron, a neuron that secretes dopamine.
1 Q05695 (/IEP)
Cellular response to dexamethasone stimulus GO:0071549
Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a dexamethasone stimulus.
1 Q05695 (/IEP)
Cellular response to transforming growth factor beta stimulus GO:0071560
Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a transforming growth factor beta stimulus.
1 Q05695 (/IEP)
Response to thyroid hormone GO:0097066
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 thyroid hormone stimulus.
1 Q05695 (/IEP)
Cellular response to thyroxine stimulus GO:0097069
A change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a thyroxine stimulus.
1 Q05695 (/IEP)
Cellular response to nerve growth factor stimulus GO:1990090
A process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a nerve growth factor stimulus.
1 Q05695 (/IEP)

There are 24 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
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.
3 P11627 (/TAS) P32004 (/TAS) Q05695 (/TAS)
Cell surface GO:0009986
The external part of the cell wall and/or plasma membrane.
3 P11627 (/IDA) P32004 (/IDA) Q05695 (/IDA)
Axon GO:0030424
The long process of a neuron that conducts nerve impulses, usually away from the cell body to the terminals and varicosities, which are sites of storage and release of neurotransmitter.
2 P32004 (/IDA) Q05695 (/IDA)
Neuronal cell body GO:0043025
The portion of a neuron that includes the nucleus, but excludes cell projections such as axons and dendrites.
2 P32004 (/IDA) Q05695 (/IDA)
Axonal growth cone GO:0044295
The migrating motile tip of a growing nerve cell axon.
2 P11627 (/ISS) P32004 (/ISS)
Endosome GO:0005768
A vacuole to which materials ingested by endocytosis are delivered.
1 Q05695 (/IDA)
Endosome GO:0005768
A vacuole to which materials ingested by endocytosis are delivered.
1 Q05695 (/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.
1 P32004 (/IDA)
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.
1 P11627 (/ISO)
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.
1 Q05695 (/ISS)
Focal adhesion GO:0005925
Small region on the surface of a cell that anchors the cell to the extracellular matrix and that forms a point of termination of actin filaments.
1 P32004 (/IDA)
Focal adhesion GO:0005925
Small region on the surface of a cell that anchors the cell to the extracellular matrix and that forms a point of termination of actin filaments.
1 P11627 (/ISO)
External side of plasma membrane GO:0009897
The leaflet of the plasma membrane that faces away from the cytoplasm and any proteins embedded or anchored in it or attached to its surface.
1 P11627 (/IDA)
Cell surface GO:0009986
The external part of the cell wall and/or plasma membrane.
1 P11627 (/ISO)
Membrane GO:0016020
A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
1 P11627 (/IDA)
Axon GO:0030424
The long process of a neuron that conducts nerve impulses, usually away from the cell body to the terminals and varicosities, which are sites of storage and release of neurotransmitter.
1 P11627 (/ISO)
Dendrite GO:0030425
A neuron projection that has a short, tapering, often branched, morphology, receives and integrates signals from other neurons or from sensory stimuli, and conducts a nerve impulse towards the axon or the cell body. In most neurons, the impulse is conveyed from dendrites to axon via the cell body, but in some types of unipolar neuron, the impulse does not travel via the cell body.
1 Q05695 (/IDA)
Presynaptic membrane GO:0042734
A specialized area of membrane of the axon terminal that faces the plasma membrane of the neuron or muscle fiber with which the axon terminal establishes a synaptic junction; many synaptic junctions exhibit structural presynaptic characteristics, such as conical, electron-dense internal protrusions, that distinguish it from the remainder of the axon plasma membrane.
1 P11627 (/IDA)
Neuronal cell body GO:0043025
The portion of a neuron that includes the nucleus, but excludes cell projections such as axons and dendrites.
1 P11627 (/ISO)
Neuronal cell body GO:0043025
The portion of a neuron that includes the nucleus, but excludes cell projections such as axons and dendrites.
1 P11627 (/ISS)
Terminal bouton GO:0043195
Terminal inflated portion of the axon, containing the specialized apparatus necessary to release neurotransmitters. The axon terminus is considered to be the whole region of thickening and the terminal bouton is a specialized region of it.
1 P11627 (/IDA)
Dendritic growth cone GO:0044294
The migrating motile tip of a growing nerve cell dendrite.
1 Q05695 (/IDA)
Axonal growth cone GO:0044295
The migrating motile tip of a growing nerve cell axon.
1 Q05695 (/IDA)
Membrane raft GO:0045121
Any of the small (10-200 nm), heterogeneous, highly dynamic, sterol- and sphingolipid-enriched membrane domains that compartmentalize cellular processes. Small rafts can sometimes be stabilized to form larger platforms through protein-protein and protein-lipid interactions.
1 Q05695 (/IDA)