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Biomedical subjects

F M Duh

Publications and source records attributed to F M Duh.

3 recordsLinked to original sources

Complete coding sequence of a human B-raf cDNA and detection of B-raf protein kinase with isozyme specific antibodies.

A 2.2 kb cDNA clone which presumably includes the complete human B-raf coding sequence was isolated from a human testes cDNA library. Sequence analysis showed the presence of all three conserved regions CR1, CR2 and CR3 previously identified in raf protein kinases. The cDNA was expressed in E. coli yielding a B-raf fusion protein which reacts with antibodies specific for B-raf raised against the C-terminal peptide as well as with monoclonal antibodies which map into the kinase domain.

Amino Acid Sequence

Molecular and genetic characterization and physical mapping of 11 new markers detecting multiallele restriction fragment length polymorphisms on the short arm of human chromosome 3.

Genetic markers with high degrees of polymorphisms are of vital importance in the construction of high resolution (2-4 cM) linkage maps of human chromosomes as specified in the short-term goals of the Human Genome Initiative. In this paper, we report on molecular and genetic characterization and physical localization of 11 new multiallele restriction fragment length polymorphism markers on human chromosome 3p. Ten of these represent three- and four-allele polymorphisms of the base substitution type probably at two adjacent restriction sites. One has been identified as a novel mini-satellite sequence comprising a variable copy number tandem repeat array of a G/T-rich 79-bp sequence. This collection of multiallele polymorphic (PIC values: 0.40-0.60) markers should prove valuable and increase the resolution power of the available chromosome 3p genetic markers.

Alleles