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AB152336

Recombinant Human SAP97 protein

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Recombinant Human SAP97 protein is a Human Fragment protein, in the 1 to 90 aa range, expressed in Wheat germ, suitable for SDS-PAGE, ELISA, WB.

View Alternative Names

Disks large homolog 1, Synapse-associated protein 97, hDlg, SAP-97, SAP97, DLG1

1 Images
SDS-PAGE - Recombinant Human SAP97 protein (AB152336)
  • SDS-PAGE

Unknown

SDS-PAGE - Recombinant Human SAP97 protein (AB152336)

12.5% SDS-PAGE analysis of ab152336 stained with Coomassie Blue.

Key facts

Expression system

Wheat germ

Tags

Tag free

Applications

WB, SDS-PAGE, ELISA

applications

Biologically active

No

Accession

Q12959

Animal free

No

Carrier free

No

Species

Human

Storage buffer

pH: 8 Constituents: 0.79% Tris HCl, 0.31% Glutathione

storage-buffer

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Reactivity", "Dilution Info", "Notes"] }, "values": { "SDS-PAGE": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" }, "ELISA": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" }, "WB": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" } } }

Sequence info

[{"sequence":"MPVRKQDTQRALHLLEEYRSKLSQTEDRQLRSSIERVINIFQSNLFQALIDIQEFYEVTLLDNPKCIDRSKPSEPIQPVNTWEISSLPSS","proteinLength":"Fragment","predictedMolecularWeight":"35.64 kDa","actualMolecularWeight":null,"aminoAcidEnd":90,"aminoAcidStart":1,"nature":"Recombinant","expressionSystem":"Wheat germ","accessionNumber":"Q12959","tags":[]}]

Properties and storage information

Shipped at conditions
Dry Ice
Appropriate short-term storage conditions
-80°C
Appropriate long-term storage conditions
-80°C
Aliquoting information
Upon delivery aliquot
Storage information
Avoid freeze / thaw cycle
False

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

SAP97 also known as Synapse-associated protein 97 or DLG1 is a member of the membrane-associated guanylate kinase (MAGUK) family. It has a molecular mass of approximately 97 kDa. This protein is well-expressed in several tissues with high levels observed within the brain and cardiac muscles. SAP97 plays an essential role in organizing synaptic proteins and maintaining cell polarity by aiding in the trafficking and localization of certain ion channels and receptors across the plasma membrane.
Biological function summary

The function of SAP97 is closely linked to synaptic plasticity and signal transduction. This protein forms part of larger protein complexes that include ion channels and receptors helping regulate the transmission of signals between neurons. In the brain SAP97 facilitates the clustering of neurotransmitter receptors at synapses including AMPA receptors which are vital for excitatory synaptic transmission. Its role extends to modulating the structural organization and functional regulation of these protein complexes at synaptic junctions.

Pathways

SAP97 is involved in key signaling processes particularly the glutamatergic synapse pathway where it influences the trafficking and surface expression of glutamate receptors. It interacts with other MAGUK family members like PSD-95 to regulate the assembly of the postsynaptic density. This protein also plays a role in the cardiac signaling cascade particularly in interactions involving potassium channels impacting the cardiac action potential.

SAP97 has associations with neurological and cardiac conditions. Abnormal expression or mutation in SAP97 can contribute to disorders such as schizophrenia and arrhythmias. In schizophrenia disruption in SAP97 function affects synaptic communication with related proteins like PSD-95 implicated in the disease's pathology. In cardiac arrhythmias the misregulation of SAP97 interaction with ion channels might result in altered cardiac electrical activity impacting the role of proteins such as Kv4.2 in the heart's electrophysiological stability.

Specifications

Form

Liquid

General info

Function

Essential multidomain scaffolding protein required for normal development (By similarity). Recruits channels, receptors and signaling molecules to discrete plasma membrane domains in polarized cells. Promotes epithelial cell layer barrier function via maintaining cell-cell adhesion (By similarity). May also play a role in adherens junction assembly, signal transduction, cell proliferation, synaptogenesis and lymphocyte activation. Regulates the excitability of cardiac myocytes by modulating the functional expression of Kv4 channels. Functional regulator of Kv1.5 channel. During long-term depression in hippocampal neurons, it recruits ADAM10 to the plasma membrane (PubMed : 23676497).

Sequence similarities

Belongs to the MAGUK family.

Post-translational modifications

Phosphorylated by MAPK12 (PubMed:20605917). Phosphorylation of Ser-232 regulates association with GRIN2A (By similarity).. Ubiquitinated; by MARCHF2 which results in its degradation.

Product protocols

Target data

Essential multidomain scaffolding protein required for normal development (By similarity). Recruits channels, receptors and signaling molecules to discrete plasma membrane domains in polarized cells. Promotes epithelial cell layer barrier function via maintaining cell-cell adhesion (By similarity). May also play a role in adherens junction assembly, signal transduction, cell proliferation, synaptogenesis and lymphocyte activation. Regulates the excitability of cardiac myocytes by modulating the functional expression of Kv4 channels. Functional regulator of Kv1.5 channel. During long-term depression in hippocampal neurons, it recruits ADAM10 to the plasma membrane (PubMed : 23676497).
See full target information DLG1_HUMAN

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