Human Interaction Network Ontology

Last uploaded: June 27, 2014
Preferred Name

Attachment of GPI anchor to uPAR

Synonyms
Definitions

The mature form of urokinase plasminogen activator receptor (uPAR) is attached to the plasma membrane by a glycosylphosphatidylinositol (GPI) anchor (Ploug et al. 1991). As nascent uPAR polypeptide moves into the lumen of the endoplasmic reticulum, it is attacked by a transamidase complex that cleaves the uPAR polypeptide after residue 305, releasing the carboxyterminal peptide of uPAR and replacing it with an acylated GPI moiety. In a second step, the GPI moiety is deacylated, yielding a uPAR-GPI conjugate that can be efficiently transported to the Golgi apparatus. This transport process and the other events needed to generate fully glycosylated uPAR-GPI associated with the plasma membrane will be annotated in a future release of Reactome. Authored: D'Eustachio, P, 2005-04-04 21:01:34 Edited: D'Eustachio, P, 0000-00-00 00:00:00

ID

http://purl.obolibrary.org/obo/HINO_0016737

comment

The mature form of urokinase plasminogen activator receptor (uPAR) is attached to the plasma membrane by a glycosylphosphatidylinositol (GPI) anchor (Ploug et al. 1991). As nascent uPAR polypeptide moves into the lumen of the endoplasmic reticulum, it is attacked by a transamidase complex that cleaves the uPAR polypeptide after residue 305, releasing the carboxyterminal peptide of uPAR and replacing it with an acylated GPI moiety. In a second step, the GPI moiety is deacylated, yielding a uPAR-GPI conjugate that can be efficiently transported to the Golgi apparatus. This transport process and the other events needed to generate fully glycosylated uPAR-GPI associated with the plasma membrane will be annotated in a future release of Reactome.

Authored: D'Eustachio, P, 2005-04-04 21:01:34

Edited: D'Eustachio, P, 0000-00-00 00:00:00

definition source

Reactome, http://www.reactome.org

Pubmed1846368

label

Attachment of GPI anchor to uPAR

located_in

http://purl.obolibrary.org/obo/NCBITaxon_9606

prefixIRI

HINO:0016737

prefLabel

Attachment of GPI anchor to uPAR

seeAlso

Reactome Database ID Release 43162791

ReactomeREACT_1830

GENE ONTOLOGYGO:0016255

subClassOf

http://purl.obolibrary.org/obo/INO_0000021

has_part

http://purl.obolibrary.org/obo/HINO_0025937

http://purl.obolibrary.org/obo/HINO_0025945

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http://scai.fraunhofer.de/PWDICT#ID1376 PTS LOOM