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Protein PEX5 PDB 1fch.png
Available structures
PDB Ortholog search: PDBe RCSB
Aliases PEX5, PBD2A, PBD2B, PTS1-BP, PTS1R, PXR1, RCDP5, peroxisomal biogenesis factor 5
External IDs MGI: 1098808 HomoloGene: 270 GeneCards: PEX5
Gene location (Human)
Chromosome 12 (human)
Chr. Chromosome 12 (human)[1]
Chromosome 12 (human)
Genomic location for PEX5
Genomic location for PEX5
Band 12p13.31 Start 7,188,685 bp[1]
End 7,218,574 bp[1]
RNA expression pattern
PBB GE PEX5 215481 s at fs.png

PBB GE PEX5 203244 at fs.png
More reference expression data
Species Human Mouse
RefSeq (mRNA)


RefSeq (protein)


Location (UCSC) Chr 12: 7.19 – 7.22 Mb Chr 12: 124.4 – 124.42 Mb
PubMed search [3] [4]
View/Edit Human View/Edit Mouse

Peroxisomal targeting signal 1 receptor is a protein that in humans is encoded by the PEX5 gene.[5]


PEX5 has been shown to interact with PEX12,[6][7] PEX13[8][9] and PEX14.[7][9][10]


  1. ^ a b c GRCh38: Ensembl release 89: ENSG00000139197 - Ensembl, May 2017
  2. ^ a b c GRCm38: Ensembl release 89: ENSMUSG00000005069 - Ensembl, May 2017
  3. ^ "Human PubMed Reference:". 
  4. ^ "Mouse PubMed Reference:". 
  5. ^ "Entrez Gene: PEX5 Peroxisomal biogenesis factor 5". 
  6. ^ Chang CC, Warren DS, Sacksteder KA, Gould SJ (Nov 1999). "PEX12 interacts with PEX5 and PEX10 and acts downstream of receptor docking in peroxisomal matrix protein import". The Journal of Cell Biology. 147 (4): 761–74. doi:10.1083/jcb.147.4.761. PMC 2156163Freely accessible. PMID 10562279. 
  7. ^ a b Okumoto K, Abe I, Fujiki Y (Aug 2000). "Molecular anatomy of the peroxin Pex12p: ring finger domain is essential for Pex12p function and interacts with the peroxisome-targeting signal type 1-receptor Pex5p and a ring peroxin, Pex10p". The Journal of Biological Chemistry. 275 (33): 25700–10. doi:10.1074/jbc.M003303200. PMID 10837480. 
  8. ^ Gould SJ, Kalish JE, Morrell JC, Bjorkman J, Urquhart AJ, Crane DI (Oct 1996). "Pex13p is an SH3 protein of the peroxisome membrane and a docking factor for the predominantly cytoplasmic PTs1 receptor". The Journal of Cell Biology. 135 (1): 85–95. doi:10.1083/jcb.135.1.85. PMC 2121023Freely accessible. PMID 8858165. 
  9. ^ a b Otera H, Setoguchi K, Hamasaki M, Kumashiro T, Shimizu N, Fujiki Y (Mar 2002). "Peroxisomal targeting signal receptor Pex5p interacts with cargoes and import machinery components in a spatiotemporally differentiated manner: conserved Pex5p WXXXF/Y motifs are critical for matrix protein import". Molecular and Cellular Biology. 22 (6): 1639–55. doi:10.1128/MCB.22.6.1639-1655.2002. PMC 135613Freely accessible. PMID 11865044. 
  10. ^ Shimizu N, Itoh R, Hirono Y, Otera H, Ghaedi K, Tateishi K, Tamura S, Okumoto K, Harano T, Mukai S, Fujiki Y (Apr 1999). "The peroxin Pex14p. cDNA cloning by functional complementation on a Chinese hamster ovary cell mutant, characterization, and functional analysis". The Journal of Biological Chemistry. 274 (18): 12593–604. doi:10.1074/jbc.274.18.12593. PMID 10212238. 

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