Genomic structure, sequence, and refined mapping of the human intersectin gene (ITSN), which encompasses 250 kb on chromosome 21q22.1→q22.2

被引:11
作者
Guipponi, M
Scott, HS
Hattori, M
Ishii, K
Sakaki, Y
Antonarakis, SE
机构
[1] Univ Geneva, Sch Med, Div Med Genet, Cantonal Hosp Geneva,Lab Human Mol Genet, Geneva, Switzerland
[2] Univ Tokyo, Inst Med Sci, Ctr Human Genome, Tokyo, Japan
[3] RIKEN, Genom Sci Ctr, Wako, Saitama, Japan
来源
CYTOGENETICS AND CELL GENETICS | 1998年 / 83卷 / 3-4期
关键词
D O I
10.1159/000015182
中图分类号
Q2 [细胞生物学];
学科分类号
071009 ; 090102 ;
摘要
The ubiquitously expressed and brain-specific human intersectin (ITSN) isoforms are scaffold proteins probably involved in general endocytosis and synaptic vesicle recycling, respectively. Here, analysis of 21q22.1-->q22.2 genomic sequence revealed that ITSN consists of 41 exons spanning similar to 250 kb and maps between GART and D21S325. The probable function of the ITSN isoforms and mapping position of ITSN suggest that disproportionate expression of this gene may be implicated in the phenotypic characteristics of Down syndrome.
引用
收藏
页码:218 / 220
页数:3
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