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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
3
pubmed:dateCreated
1996-12-20
pubmed:databankReference
pubmed:abstractText
Cloning is reported of a cDNA homologue to the breast carcinoma-associated D52 cDNA, termed D53, and of a mouse D52 cDNA (HGMW-approved symbols TPD52L1 and TPD52). Human D53 and mouse D52 proteins are predicted to be 52 and 86% identical to human D52, respectively. Analysis of the three protein sequences identified a coiled-coil domain and N- and C-terminally located PEST domains in each. The conservation of homology between the D52 and the D53 sequences, combined with a lack of homology between these and known proteins, defines a new mammalian gene/protein family, the D52 family. The human D52 locus has been previously mapped to chromosome 8q21, and using in situ mapping in the present study, a human D53 locus was mapped to chromosome 6q22-q23. We observed coexpression of the human D52 and D53 genes in some breast tumors and derivative cell lines and found that maintenance of D52 and D53 transcript levels in estrogen receptor-positive MCF7 breast carcinoma cells depends upon estradiol. However, D52 and D53 genes were specifically expressed in HL-60 and K-562 leukemia cells, respectively, with 12-O-tetra-decanoylphorbol-13-acetate treatment decreasing D52 and D53 transcript levels in these cell lines. The presence of a coiled-coil domain, combined with observed co- or independent expression of the D52 and D53 genes, suggests that D52 and D53 proteins may be capable of hetero- and/or homodimer formation.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Aug
pubmed:issn
0888-7543
pubmed:author
pubmed:issnType
Print
pubmed:day
1
pubmed:volume
35
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
523-32
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1996
pubmed:articleTitle
Definition of the tumor protein D52 (TPD52) gene family through cloning of D52 homologues in human (hD53) and mouse (mD52).
pubmed:affiliation
Institut de Génétique et de Biologie Moléculaire et Cellulaire, CNRS/INSERM/ULP, Illkirch, C.U. de Strasbourg, France.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't