29404.結(jié)構(gòu)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(jié)構(gòu)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