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:

"
SH2 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 596: Lymphocyte cytosolic protein 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 2 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).
2 Q13094 (/IPI) Q60787 (/IPI)
MHC class I protein binding, via antigen binding groove GO:0023027
Interacting selectively and non-covalently with major histocompatibility complex class I molecules via the antigen binding groove.
1 Q9DG07 (/IDA)

There are 10 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
T cell receptor signaling pathway GO:0050852
A series of molecular signals initiated by the cross-linking of an antigen receptor on a T cell.
2 Q13094 (/TAS) Q60787 (/TAS)
Immune response GO:0006955
Any immune system process that functions in the calibrated response of an organism to a potential internal or invasive threat.
1 Q13094 (/TAS)
Transmembrane receptor protein tyrosine kinase signaling pathway GO:0007169
A series of molecular signals initiated by the binding of an extracellular ligand to a receptor on the surface of the target cell where the receptor possesses tyrosine kinase activity, and ending with regulation of a downstream cellular process, e.g. transcription.
1 Q13094 (/TAS)
Platelet activation GO:0030168
A series of progressive, overlapping events triggered by exposure of the platelets to subendothelial tissue. These events include shape change, adhesiveness, aggregation, and release reactions. When carried through to completion, these events lead to the formation of a stable hemostatic plug.
1 Q13094 (/TAS)
Fc-epsilon receptor signaling pathway GO:0038095
A series of molecular signals initiated by the binding of the Fc portion of immunoglobulin E (IgE) to an Fc-epsilon receptor on the surface of a signal-receiving cell, and ending with regulation of a downstream cellular process, e.g. transcription. The Fc portion of an immunoglobulin is its C-terminal constant region.
1 Q13094 (/TAS)
Mast cell activation GO:0045576
The change in morphology and behavior of a mast cell resulting from exposure to a cytokine, chemokine, soluble factor, or to (at least in mammals) an antigen which the mast cell has specifically bound via IgE bound to Fc-epsilonRI receptors.
1 Q60787 (/IMP)
Positive regulation of protein kinase activity GO:0045860
Any process that activates or increases the frequency, rate or extent of protein kinase activity.
1 Q13094 (/IEP)
Cytokine secretion GO:0050663
The regulated release of cytokines from a cell. Cytokines are any of a group of proteins that function to control the survival, growth and differentiation of tissues and cells, and which have autocrine and paracrine activity.
1 Q60787 (/IMP)
T cell receptor signaling pathway GO:0050852
A series of molecular signals initiated by the cross-linking of an antigen receptor on a T cell.
1 Q13094 (/IDA)
T cell receptor signaling pathway GO:0050852
A series of molecular signals initiated by the cross-linking of an antigen receptor on a T cell.
1 Q60787 (/ISO)

There are 8 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.
2 Q13094 (/TAS) Q60787 (/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.
1 Q13094 (/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.
1 Q60787 (/ISO)
Cell-cell junction GO:0005911
A cell junction that forms a connection between two or more cells in a multicellular organism; excludes direct cytoplasmic junctions such as ring canals.
1 Q60787 (/IDA)
TCR signalosome GO:0036398
A multi-protein complex containing at least the T-cell receptor complex and the LAT (linker for activation of T cells) scaffold protein. Also contains a variety of signaling proteins including co-receptors, kinases, phosphatases and adaptors such as CD8. Connects events on the plasma membrane to distal signaling cascades to ultimately modulate T cell biology.
1 Q13094 (/IDA)
TCR signalosome GO:0036398
A multi-protein complex containing at least the T-cell receptor complex and the LAT (linker for activation of T cells) scaffold protein. Also contains a variety of signaling proteins including co-receptors, kinases, phosphatases and adaptors such as CD8. Connects events on the plasma membrane to distal signaling cascades to ultimately modulate T cell biology.
1 Q60787 (/ISO)
Plasma membrane raft GO:0044853
A membrane raft that is part of the plasma membrane.
1 Q13094 (/IDA)
Plasma membrane raft GO:0044853
A membrane raft that is part of the plasma membrane.
1 Q60787 (/ISO)