Reference: Götte K, et al. (1998) Pex19p, a farnesylated protein essential for peroxisome biogenesis. Mol Cell Biol 18(1):616-28

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Abstract


We report the identification and molecular characterization of Pex19p, an oleic acid-inducible, farnesylated protein of 39.7 kDa that is essential for peroxisome biogenesis in Saccharomyces cerevisiae. Cells lacking Pex19p are characterized by the absence of morphologically detectable peroxisomes and mislocalization of peroxisomal matrix proteins to the cytosol. The human HK33 gene product was identified as the putative human ortholog of Pex19p. Evidence is provided that farnesylation of Pex19p takes place at the cysteine of the C-terminal CKQQ amino acid sequence. Farnesylation of Pex19p was shown to be essential for the proper function of the protein in peroxisome biogenesis. Pex19p was shown to interact with Pex3p in vivo, and this interaction required farnesylation of Pex19p.

Reference Type
Journal Article | Research Support, Non-U.S. Gov't
Authors
Götte K, Girzalsky W, Linkert M, Baumgart E, Kammerer S, Kunau WH, Erdmann R
Primary Lit For
PEX3 | PEX19

Gene Ontology Annotations 4 entries for 2 genes


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Gene/ComplexQualifierGene Ontology TermAnnotation ExtensionEvidenceSourceAssigned On
PEX19located inperoxisomal membraneIDASGD2013-08-07
PEX19enablesprotein bindinghas input PEX19IPI with PEX19SGD2013-08-07
PEX19located incytosolIDASGD2013-08-07
PEX3enablesprotein bindinghas input PEX19IPI with PEX19SGD2013-08-07
Showing 1 to 4 of 4 entries

Interaction Annotations


Genetic Interactions

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Interactor Interactor Allele Assay Annotation Action Phenotype SGA score P-value Source Reference

Physical Interactions 2 entries for 2 genes

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InteractorInteractorAssayAnnotationActionModification
PEX19PEX3Affinity Capture-Westernmanually curatedBait-HitNo Modification
PEX19PEX3Two-hybridmanually curatedBait-HitNo Modification
Showing 1 to 2 of 2 entries