Assignment of the human TYRP (brown) locus to chromosome region 9p23 by nonradioactive in situ hybridization Journal Article


Authors: Murty, V. V. V. S.; Bouchard, B.; Mathew, S.; Vijayasaradhi, S.; Houghton, A. N.
Article Title: Assignment of the human TYRP (brown) locus to chromosome region 9p23 by nonradioactive in situ hybridization
Abstract: The TYRP (brown) locus determines pigmentation and coat color in the mouse. The human homolog of the TYRP locus has been recently identified and shown to encode a 75-kDa transmembrane melanosomal glycoprotein called gp75. The gp75 glycoprotein is homologous to tyrosinase, an enzyme involved in the synthesis of melanin, forming a family of tyrosinase-related proteins. A genomic clone of human gp75 was used to map the human TYRP locus to chromosome 9, region 9p23, by nonradioactive fluorescent in situ hybridization. Specificity of hybridization was tested with a genomic fragment of human tyrosinase that mapped to a distinct site on 11q21. The 9p region has been reported to be nonrandomly altered in human melanoma, suggesting a role for the region near the TYRP locus in melanocyte transformation. © 1992.
Keywords: sensitivity and specificity; melanoma; fluorescence; chromosome 9p; gene locus; chromosomes, human, pair 9; pigmentation; in situ hybridization; membrane glycoproteins; monophenol monooxygenase; nucleic acid hybridization; sequence homology, nucleic acid; gene location; human; article; support, non-u.s. gov't; support, u.s. gov't, p.h.s.; gene assignment
Journal Title: Genomics
Volume: 13
Issue: 1
ISSN: 0888-7543
Publisher: Elsevier Inc.  
Date Published: 1992-05-01
Start Page: 227
End Page: 229
Language: English
DOI: 10.1016/0888-7543(92)90228-k
PUBMED: 1577487
PROVIDER: scopus
DOI/URL:
Notes: Article -- Export Date: 30 July 2019 -- Source: Scopus
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  1. Alan N Houghton
    364 Houghton
  2. Vundavalli V. V. S. Murty
    53 Murty
  3. Susan Mathew
    26 Mathew