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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
2011-5-2
pubmed:abstractText
Human PRUNE is thought to enhance the metastasis of tumor cells. We found that a hypothetical paralog of PRUNE, PRUNE2, binds to 8-oxo-GTP, an oxidized form of GTP. Hypothetical PRUNE2 gene consists of C9orf65 and BMCC1/BNIPXL, both of which are malignant tumor-associated genes. We isolated PRUNE2 complementary DNA and revealed that the protein is composed of 3,062 residues. C9orf65 and BMCC1/BNIPXL encode the N-terminal part (259 residues) and C-terminal part (2,729 residues) of PRUNE2, respectively. We demonstrated the endogenous full-length PRUNE2 protein (338 kDa) by Western blot and mass spectrometry. PRUNE2 bound to 8-oxo-GTP as well as GTP. The expression levels of human PRUNE2 and mouse Prune2 messenger RNA (mRNA) were highest in the dorsal root ganglia (DRG) and, to a lesser extent, in other nerve tissues. DRG neurons express higher levels of PRUNE2 in their soma compared with adjacent cells. In addition, their expression levels in the adult nerve tissues were higher than those in fetal or neonatal nerve tissues. The present study indicates that C9orf65 and BMCC1/BNIPXL are transcribed as PRUNE2 mRNA, which is translated to a large PRUNE2 protein. The nerve tissue-specific and post-development expression of PRUNE2/Prune2 suggests that PRUNE2 may contribute to the maintenance of mature nervous systems.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jun
pubmed:issn
1559-1166
pubmed:author
pubmed:issnType
Electronic
pubmed:volume
44
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
103-14
pubmed:meshHeading
pubmed:year
2011
pubmed:articleTitle
Cancer-related PRUNE2 protein is associated with nucleotides and is highly expressed in mature nerve tissues.
pubmed:affiliation
Division of Neurofunctional Genomics, Department of Immunobiology and Neuroscience, Medical Institute of Bioregulation, Kyushu University, 3-1-1 Maidashi, Higashi-ku, Fukuoka, Japan.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't