Optical mapping and its potential for large-scale sequencing projects

被引:68
作者
Aston, C [1 ]
Mishra, B
Schwartz, DC
机构
[1] Wyeth Ayerst Res, CNS Disorders, Princeton, NJ 08543 USA
[2] NYU, Courant Inst Math Sci, Dept Comp Sci, New York, NY 10003 USA
[3] NYU, WM Keck Lab Biomol Imaging, Dept Chem, New York, NY 10003 USA
关键词
D O I
10.1016/S0167-7799(99)01326-8
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
Physical mapping has been rediscovered as an important component of large-scale sequencing projects. Restriction maps provide landmark sequences at defined intervals, and high-resolution restriction maps can be assembled from ensembles of single molecules by optical means. Such optical maps can be constructed from both large-insert clones and genomic DNA, and are used as a scaffold for accurately aligning sequence contigs generated by shotgun sequencing.
引用
收藏
页码:297 / 302
页数:6
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