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AB87624

Recombinant Human Glycogenin 1 protein

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Recombinant Human Glycogenin 1 protein is a Human Full Length protein, expressed in Escherichia coli, with >90%, suitable for SDS-PAGE.

View Alternative Names

GYG, GYG1, Glycogenin-1, GN-1, GN1

1 Images
SDS-PAGE - Recombinant Human Glycogenin 1 protein (AB87624)
  • SDS-PAGE

Unknown

SDS-PAGE - Recombinant Human Glycogenin 1 protein (AB87624)

15% SDS-PAGE showing ab87624 at approximately 41.2 kDa (3μg).

Key facts

Purity

>90% SDS-PAGE

Expression system

Escherichia coli

Tags

His-T7 tag N-Terminus

Applications

SDS-PAGE

applications

Biologically active

No

Accession

P46976

Animal free

No

Carrier free

No

Species

Human

Storage buffer

pH: 8 Constituents: 10% Glycerol (glycerin, glycerine), 0.316% Tris HCl, 0.0154% (R*,R*)-1,4-Dimercaptobutan-2,3-diol

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>" } } }

Sequence info

[{"sequence":"MHHHHHHMASMTGGQQMGRDLYDDDDKDRWGSMTDQAFVTLTTNDAYAKGALVLGSSLKQHRTTRRLVVLATPQVSDSMRKVLETVFDEVIMVDVLDSGDSAHLTLMKRPELGVTLTKLHCWSLTQYSKCVFMDADTLVLANIDDLFDREELSAAPDPGWPDCFNSGVFVYQPSVETYNQLLHLASEQGSFDGGDQGILNTFFSSWATTDIRKHLPFIYNLSSISIYSYLPAFKVFGASAKVVHFLGRVKPWNYTYDPKTKSVKSEAHDPNMTHPEFLILWWNIFTTNVLPLLQQFGLVKDTCSYVNVEDVSGAISHLSLGEIPAMAQPFVSSEERKERWEQGQADYMGADSFDNIKRKLDTYLQ","proteinLength":"Full Length","predictedMolecularWeight":null,"actualMolecularWeight":null,"aminoAcidEnd":0,"aminoAcidStart":0,"nature":"Recombinant","expressionSystem":"Escherichia coli","accessionNumber":"P46976","tags":[{"tag":"His-T7","terminus":"N-Terminus"}]}]

Properties and storage information

Shipped at conditions
Blue Ice
Appropriate short-term storage conditions
-20°C
Appropriate long-term storage conditions
-20°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.

Glycogenin 1 also known as GYG1 plays an essential role in the initiation of glycogen biosynthesis. This protein acts as a primer that starts glycogen formation by autoglucosylation attaching glucose residues to itself which leads to the formation of a glycogen molecule. With a molecular mass of approximately 37 kDa Glycogenin 1 is expressed widely in tissues showing high levels in skeletal muscle heart and liver. It forms a homodimer and possesses conserved surface residues necessary for its enzymatic function.
Biological function summary

Glycogenin 1 serves as the foundation for glycogen granule formation by providing the initial glucose chain that glycogen synthase can extend. The protein participates in the formation of a macromolecular complex that includes glycogen synthase and glycogen branching enzyme facilitating efficient glycogen deposition. The association with these enzymes ensures that the glycogen is structured properly optimizing cellular energy storage. Glycogenin 1 acts as the core around which all further glucose additions are built making it indispensable for maintaining energy reserves.

Pathways

Glycogenin 1 is integral to glycogen metabolism. It plays a critical role within the glycogen biosynthesis pathway closely interacting with proteins such as glycogen synthase and the branching enzyme. The coordinated activity of Glycogenin 1 glycogen synthase and the branching enzyme is necessary for the proper assembly of glycogen particles. This pathway regulation impacts glucose homeostasis and energy management in muscle and liver tissues indicating its importance for metabolic balance.

Mutations or dysfunctions in Glycogenin 1 link to glycogen storage diseases such as Glycogen Storage Disease Type XV (GSD XV). This disorder arises when an abnormal Glycogenin 1 fails to synthesize the primer glucose molecules leading to energy storage issues. The disease symptoms often resemble those seen with impaired glycogen synthase function as both proteins are involved in glycogen accumulation. Efficient glycogen synthesis disruptions highlight Glycogenin 1's therapeutic research importance in metabolic diseases.

Specifications

Form

Liquid

Additional notes

ab87624 is purified using conventional chromatography techniques.

General info

Function

Glycogenin participates in the glycogen biosynthetic process along with glycogen synthase and glycogen branching enzyme. It catalyzes the formation of a short alpha (1,4)-glucosyl chain covalently attached via a glucose 1-O-tyrosyl linkage to internal tyrosine residues and these chains act as primers for the elongation reaction catalyzed by glycogen synthase.

Sequence similarities

Belongs to the glycosyltransferase 8 family. Glycogenin subfamily.

Post-translational modifications

Self-glycosylated by the transfer of glucose residues from UDP-glucose to itself, forming an alpha-1,4-glycan of around 10 residues attached to Tyr-195.. Phosphorylated.

Product protocols

Target data

Glycogenin participates in the glycogen biosynthetic process along with glycogen synthase and glycogen branching enzyme. It catalyzes the formation of a short alpha (1,4)-glucosyl chain covalently attached via a glucose 1-O-tyrosyl linkage to internal tyrosine residues and these chains act as primers for the elongation reaction catalyzed by glycogen synthase.
See full target information GYG1

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