29404.結構矩陣在生物序列相似性比較中的應用

1、大連交通大學碩士學位論文結構矩陣在生物序列相似性比較中的應用姓名：佟曉梅申請學位級別：碩士專業(yè)：應用數(shù)學指導教師：白鳳蘭20091216人連交通大學理學碩十學位論文AbstractAccordingtothecharacterizationofDNAprimarysequence，DNAprimarysequencesaretransformedintonumericsequencescalleddispersetimesequence

2、ofDNAprimarysequencebyrepresentingAT’GandC，as1，2，3and4Theproteinisalsothelinearmacro—moleculeassameasDNAandRNAItiScharacterstringofcharactersetN=八C，D，E，F(xiàn)，G，H，I，KLM，N，P，Q，R，S，T，VW，Yneproteinsequence’Scomparisonisnotonlyco

3、mparisonofstringcharacter，butmustconsidertheirchemicalconstitutionandthechemicalpropertyTheyaredividedintofourkindsaccordingtochemicalpropertiesof20kindsofaminoacidsaswellastheproteinsecondarystructureNamely，hydrophilici

4、ty，polarity，electricallychargedX=HPC=D，N，S，H，T，C)，hydrophobicity，nonpolarityZ=HA=Y，F(xiàn)，V，I，W，M，L)，nonpolarityandsmallB=AS=G，P)，othersJ=O=R，KEAQ)Inasimilarway，accordingtothecharacterizationofprimaryproteinsequence，proteinpr

5、imarysequencesaretransformedintonumericsequencescalleddispersetimesequenceofproteinprimarysequencebyrepresentingX，Z，B，Jas1，2，3，4’BasedonwhichthispaperemploysthematrixtepresentthestructureofDNAandproteinprimarysequenceinn

6、ature111eauthorsproposestructuralmatrixbuildupaDNAandproteinprimarysequencemodelbasedonstructuralmatrix，andcarrythroughthesimilarityresearchonDNAandproteinprimarysequence，tofindareasonablevalueforsimilarityassessmentFurt