??BAC???:

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???????????????2002/04/04
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• ??BAC???
• ????????200-300kb??????BAC??,?????BAC??????3k
  b??????,??????
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??BAC???

• ????DNA
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• ???DNA
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• ???BAC????????????
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(No Transcript)
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• ??????,??contig
• ??scanfold

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• ?repeat?m???,????????????0,1,2???g0 , g1 , g2
  ,,?????repeat?????0,1,2,???P0, P1, P2,?

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n???,??i??????j?????Pij

• ????????j???????????Pj-,Pj

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n???,??i??????j??????repeat,?????????? ?

• ?repeat?????????b,?????P,?repeat?????P ,?

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MDR (Mathematically-Defined Repeat) vs. BDRs
(Biologically-Defined Repeats)
BDR (25)
MDR (42.2)
BDR (50?)
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?????????????????
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Contigs127,550 (N506,688 bp)
Quality 546 bp at Q20
Scaffolds 102,444 (N5011,764 bp)
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