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:

"
SH3 Domains
".

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 49: Voltage-dependent L-type calcium channel subunit b...

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 10 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
Voltage-gated calcium channel activity GO:0005245
Enables the transmembrane transfer of a calcium ion by a voltage-gated channel. A voltage-gated channel is a channel whose open state is dependent on the voltage across the membrane in which it is embedded.
13 M9ND67 (/IMP) M9NEF5 (/IMP) M9PD84 (/IMP) M9PFL4 (/IMP) M9PFL4 (/IMP) P54287 (/IMP) Q7KTE7 (/IMP) Q7KTE8 (/IMP) Q7KTE8 (/IMP) Q9VKI5 (/IMP)
(3 more)
Calcium channel regulator activity GO:0005246
Modulates the activity of a calcium channel.
6 P54284 (/ISS) P54285 (/ISS) P54286 (/ISS) Q9MZL3 (/ISS) Q9MZL3 (/ISS) Q9MZL3 (/ISS)
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 P54284 (/IPI) P54285 (/IPI) P54287 (/IPI)
Voltage-gated calcium channel activity GO:0005245
Enables the transmembrane transfer of a calcium ion by a voltage-gated channel. A voltage-gated channel is a channel whose open state is dependent on the voltage across the membrane in which it is embedded.
2 P54284 (/TAS) P54287 (/TAS)
Voltage-gated calcium channel activity GO:0005245
Enables the transmembrane transfer of a calcium ion by a voltage-gated channel. A voltage-gated channel is a channel whose open state is dependent on the voltage across the membrane in which it is embedded.
1 P54285 (/ISO)
Calcium channel regulator activity GO:0005246
Modulates the activity of a calcium channel.
1 P54287 (/IMP)
Calcium channel regulator activity GO:0005246
Modulates the activity of a calcium channel.
1 P54285 (/ISO)
High voltage-gated calcium channel activity GO:0008331
Enables the transmembrane transfer of a calcium ion by a high voltage-gated channel. A high voltage-gated channel is a channel whose open state is dependent on high voltage across the membrane in which it is embedded.
1 P54285 (/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.
1 P54287 (/IDA)
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 P54285 (/ISO)

There are 42 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
Neuron remodeling GO:0016322
The developmentally regulated remodeling of neuronal projections such as pruning to eliminate the extra dendrites and axons projections set up in early stages of nervous system development.
12 M9ND67 (/IMP) M9NEF5 (/IMP) M9PD84 (/IMP) M9PFL4 (/IMP) M9PFL4 (/IMP) Q7KTE7 (/IMP) Q7KTE8 (/IMP) Q7KTE8 (/IMP) Q9VKI5 (/IMP) Q9VKI5 (/IMP)
(2 more)
Calcium-mediated signaling GO:0019722
Any intracellular signal transduction in which the signal is passed on within the cell via calcium ions.
12 M9ND67 (/IMP) M9NEF5 (/IMP) M9PD84 (/IMP) M9PFL4 (/IMP) M9PFL4 (/IMP) Q7KTE7 (/IMP) Q7KTE8 (/IMP) Q7KTE8 (/IMP) Q9VKI5 (/IMP) Q9VKI5 (/IMP)
(2 more)
Calcium ion transmembrane transport GO:0070588
A process in which a calcium ion is transported from one side of a membrane to the other by means of some agent such as a transporter or pore.
12 M9ND67 (/IMP) M9NEF5 (/IMP) M9PD84 (/IMP) M9PFL4 (/IMP) M9PFL4 (/IMP) Q7KTE7 (/IMP) Q7KTE8 (/IMP) Q7KTE8 (/IMP) Q9VKI5 (/IMP) Q9VKI5 (/IMP)
(2 more)
Calcium ion transmembrane transport via high voltage-gated calcium channel GO:0061577
A process in which a calcium ion is transported from one side of a membrane to the other by means of a high voltage-gated calcium channel.
6 P54284 (/ISS) P54285 (/ISS) P54286 (/ISS) Q9MZL3 (/ISS) Q9MZL3 (/ISS) Q9MZL3 (/ISS)
Positive regulation of high voltage-gated calcium channel activity GO:1901843
Any process that activates or increases the frequency, rate or extent of high voltage-gated calcium channel activity.
6 P54284 (/ISS) P54285 (/ISS) P54286 (/ISS) Q9MZL3 (/ISS) Q9MZL3 (/ISS) Q9MZL3 (/ISS)
Calcium ion transport into cytosol GO:0060402
The directed movement of calcium ions (Ca2+) into the cytosol.
2 P54284 (/ISS) P54285 (/ISS)
Protein localization to plasma membrane GO:0072659
A process in which a protein is transported to, or maintained in, a specific location in the plasma membrane.
2 P54284 (/ISS) P54285 (/ISS)
Regulation of membrane repolarization during action potential GO:0098903
Any process that modulates the rate, frequency or extent of membrane repolarization during an action potential. Membrane repolarization is the process in which membrane potential changes in the repolarizing direction, towards the resting potential.
2 P54284 (/ISS) P54285 (/ISS)
Calcium ion transport GO:0006816
The directed movement of calcium (Ca) ions into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
1 P54284 (/IDA)
Calcium ion transport GO:0006816
The directed movement of calcium (Ca) ions into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
1 P54285 (/ISO)
Calcium ion transport GO:0006816
The directed movement of calcium (Ca) ions into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
1 P54287 (/TAS)
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 P54285 (/IMP)
Detection of mechanical stimulus involved in sensory perception of pain GO:0050966
The series of events involved in the perception of pain in which a mechanical stimulus is received and converted into a molecular signal.
1 P54287 (/IMP)
Detection of mechanical stimulus involved in sensory perception of pain GO:0050966
The series of events involved in the perception of pain in which a mechanical stimulus is received and converted into a molecular signal.
1 P54285 (/ISO)
Membrane depolarization GO:0051899
The process in which membrane potential decreases with respect to its steady-state potential, usually from negative potential to a more positive potential. For example, the initial depolarization during the rising phase of an action potential is in the direction from the negative steady-state resting potential towards the positive membrane potential that will be the peak of the action potential.
1 P54284 (/TAS)
Calcium ion transport into cytosol GO:0060402
The directed movement of calcium ions (Ca2+) into the cytosol.
1 P54287 (/IDA)
Calcium ion transport into cytosol GO:0060402
The directed movement of calcium ions (Ca2+) into the cytosol.
1 P54285 (/ISO)
Cardiac conduction GO:0061337
Transfer of an organized electrical impulse across the heart to coordinate the contraction of cardiac muscles. The process begins with generation of an action potential (in the sinoatrial node (SA) in humans) and ends with a change in the rate, frequency, or extent of the contraction of the heart muscles.
1 P54284 (/TAS)
Calcium ion transmembrane transport via high voltage-gated calcium channel GO:0061577
A process in which a calcium ion is transported from one side of a membrane to the other by means of a high voltage-gated calcium channel.
1 P54287 (/IDA)
Calcium ion transmembrane transport via high voltage-gated calcium channel GO:0061577
A process in which a calcium ion is transported from one side of a membrane to the other by means of a high voltage-gated calcium channel.
1 P54285 (/ISO)
Calcium ion transmembrane transport GO:0070588
A process in which a calcium ion is transported from one side of a membrane to the other by means of some agent such as a transporter or pore.
1 P54287 (/IDA)
Calcium ion transmembrane transport GO:0070588
A process in which a calcium ion is transported from one side of a membrane to the other by means of some agent such as a transporter or pore.
1 P54285 (/ISO)
Calcium ion transmembrane transport GO:0070588
A process in which a calcium ion is transported from one side of a membrane to the other by means of some agent such as a transporter or pore.
1 P54285 (/ISS)
Protein localization to plasma membrane GO:0072659
A process in which a protein is transported to, or maintained in, a specific location in the plasma membrane.
1 P54287 (/IDA)
Protein localization to plasma membrane GO:0072659
A process in which a protein is transported to, or maintained in, a specific location in the plasma membrane.
1 P54285 (/ISO)
Positive regulation of protein targeting to membrane GO:0090314
Any process that increases the frequency, rate or extent of the process of directing proteins towards a membrane, usually using signals contained within the protein.
1 P54287 (/IMP)
Positive regulation of protein targeting to membrane GO:0090314
Any process that increases the frequency, rate or extent of the process of directing proteins towards a membrane, usually using signals contained within the protein.
1 P54285 (/ISO)
Cellular response to oxygen-glucose deprivation GO:0090650
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 the deprivation of oxygen and glucose.
1 P54287 (/IEP)
Regulation of membrane repolarization during action potential GO:0098903
Any process that modulates the rate, frequency or extent of membrane repolarization during an action potential. Membrane repolarization is the process in which membrane potential changes in the repolarizing direction, towards the resting potential.
1 P54287 (/IDA)
Regulation of membrane repolarization during action potential GO:0098903
Any process that modulates the rate, frequency or extent of membrane repolarization during an action potential. Membrane repolarization is the process in which membrane potential changes in the repolarizing direction, towards the resting potential.
1 P54285 (/ISO)
Negative regulation of voltage-gated calcium channel activity GO:1901386
Any process that stops, prevents or reduces the frequency, rate or extent of voltage-gated calcium channel activity.
1 P54287 (/IDA)
Negative regulation of voltage-gated calcium channel activity GO:1901386
Any process that stops, prevents or reduces the frequency, rate or extent of voltage-gated calcium channel activity.
1 P54285 (/ISO)
Positive regulation of voltage-gated calcium channel activity GO:1901387
Any process that activates or increases the frequency, rate or extent of voltage-gated calcium channel activity.
1 P54287 (/IDA)
Positive regulation of voltage-gated calcium channel activity GO:1901387
Any process that activates or increases the frequency, rate or extent of voltage-gated calcium channel activity.
1 P54285 (/ISO)
Positive regulation of high voltage-gated calcium channel activity GO:1901843
Any process that activates or increases the frequency, rate or extent of high voltage-gated calcium channel activity.
1 P54287 (/IMP)
Positive regulation of high voltage-gated calcium channel activity GO:1901843
Any process that activates or increases the frequency, rate or extent of high voltage-gated calcium channel activity.
1 P54285 (/ISO)
Regulation of membrane hyperpolarization GO:1902630
Any process that modulates the frequency, rate or extent of membrane hyperpolarization.
1 P54287 (/IDA)
Regulation of membrane hyperpolarization GO:1902630
Any process that modulates the frequency, rate or extent of membrane hyperpolarization.
1 P54285 (/ISO)
Negative regulation of detection of mechanical stimulus involved in sensory perception of touch GO:1905788
Any process that stops, prevents or reduces the frequency, rate or extent of detection of mechanical stimulus involved in sensory perception of touch.
1 P54287 (/IMP)
Negative regulation of detection of mechanical stimulus involved in sensory perception of touch GO:1905788
Any process that stops, prevents or reduces the frequency, rate or extent of detection of mechanical stimulus involved in sensory perception of touch.
1 P54285 (/ISO)
Positive regulation of excitatory postsynaptic potential GO:2000463
Any process that enhances the establishment or increases the extent of the excitatory postsynaptic potential (EPSP) which is a temporary increase in postsynaptic potential due to the flow of positively charged ions into the postsynaptic cell. The flow of ions that causes an EPSP is an excitatory postsynaptic current (EPSC) and makes it easier for the neuron to fire an action potential.
1 P54287 (/IMP)
Positive regulation of excitatory postsynaptic potential GO:2000463
Any process that enhances the establishment or increases the extent of the excitatory postsynaptic potential (EPSP) which is a temporary increase in postsynaptic potential due to the flow of positively charged ions into the postsynaptic cell. The flow of ions that causes an EPSP is an excitatory postsynaptic current (EPSC) and makes it easier for the neuron to fire an action potential.
1 P54285 (/ISO)

There are 13 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
Voltage-gated calcium channel complex GO:0005891
A protein complex that forms a transmembrane channel through which calcium ions may pass in response to changes in membrane potential.
13 M9ND67 (/TAS) M9NEF5 (/TAS) M9PD84 (/TAS) M9PFL4 (/TAS) M9PFL4 (/TAS) P54284 (/TAS) Q7KTE7 (/TAS) Q7KTE8 (/TAS) Q7KTE8 (/TAS) Q9VKI5 (/TAS)
(3 more)
L-type voltage-gated calcium channel complex GO:1990454
A type of voltage-dependent calcium channel responsible for excitation-contraction coupling of skeletal, smooth, and cardiac muscle. 'L' stands for 'long-lasting' referring to the length of activation.
6 P54284 (/ISS) P54285 (/ISS) P54286 (/ISS) Q9MZL3 (/ISS) Q9MZL3 (/ISS) Q9MZL3 (/ISS)
Voltage-gated calcium channel complex GO:0005891
A protein complex that forms a transmembrane channel through which calcium ions may pass in response to changes in membrane potential.
3 P54284 (/IDA) P54285 (/IDA) P54287 (/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.
2 P54284 (/TAS) P54285 (/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 P54284 (/TAS)
Voltage-gated calcium channel complex GO:0005891
A protein complex that forms a transmembrane channel through which calcium ions may pass in response to changes in membrane potential.
1 P54285 (/ISO)
Membrane GO:0016020
A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
1 P54284 (/IDA)
Membrane GO:0016020
A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
1 P54285 (/ISO)
Apical plasma membrane GO:0016324
The region of the plasma membrane located at the apical end of the cell.
1 P54287 (/IDA)
Apical plasma membrane GO:0016324
The region of the plasma membrane located at the apical end of the cell.
1 P54285 (/ISO)
L-type voltage-gated calcium channel complex GO:1990454
A type of voltage-dependent calcium channel responsible for excitation-contraction coupling of skeletal, smooth, and cardiac muscle. 'L' stands for 'long-lasting' referring to the length of activation.
1 P54287 (/IDA)
L-type voltage-gated calcium channel complex GO:1990454
A type of voltage-dependent calcium channel responsible for excitation-contraction coupling of skeletal, smooth, and cardiac muscle. 'L' stands for 'long-lasting' referring to the length of activation.
1 P54287 (/IMP)
L-type voltage-gated calcium channel complex GO:1990454
A type of voltage-dependent calcium channel responsible for excitation-contraction coupling of skeletal, smooth, and cardiac muscle. 'L' stands for 'long-lasting' referring to the length of activation.
1 P54285 (/ISO)