DNA?RNA - PowerPoint PPT Presentation

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DNA?RNA

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Title: Author: Last modified by: Created Date: 6/27/2005 6:07:49 AM Document presentation format – PowerPoint PPT presentation

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Title: DNA?RNA


1
????????????????????? (1)???????
  • ??? ??
  • ???? ?????
  • ????????????????

2
????
  • 9?5?
  • ???????
  • ???????????
  • ?????????
  • ??1(??????????????????)
  • 9?6?
  • ??????
  • ?????????
  • ?????
  • ???????
  • 9?7?
  • ???????????
  • ??????
  • ?????????????
  • ??2(????)

3
???????
  • ?????
  • DNA?RNA
  • ????????
  • ?????

4
?????
  • ????
  • ??????
  • ?????
  • ??????????????????????????????
  • ???????
  • ????????????????????????????????????
  • ?????

5
DNA
  • DNA (????????? Deoxyribo Nucleic Acid)
  • ?????
  • ?(????????)????????????
  • ??(base)???????????????4??
  • A (?????Adenine) G (?????Guanine)
  • C (?????Cytosine) T (????Thymine)
  • ?????????????2???????????????????????

6
??????
  • ???
  • ??????????????????1???
  • ???
  • A ? T, C ? G ?????(????????)
  • ???????????
  • ????1???????2???????? ? DNA??????

7
???
  • ???(genome)
  • ??????????????????????????????
  • ??????????????????DNA??????????
  • DNA??
  • DNA?A, C, G, T ?4????????????(??)???
  • ????????????1000???????????????(DNA??)???

??? ?? ?? ?? ???????? ?? ??? ?????? ??
?????? 500? 1400? 9600? 1? 1900? 3? 7100? 27? 3900? 28? 4300? 32? 5400?
???? 4411 6224 23590 16867 6718 23459 21824 26808
2006?2????????
8
RNA
  • RNA (?????Ribo Nucleic Acid)
  • DNA????
  • RNA??????????????????
  • T(???)?????U(????, Uracil)???
  • ???1??????(??????)??
  • RNA???(??)
  • mRNA(???????RNA)DNA????????????????????????????
  • rRNA(?????RNA)????????????????????????
  • tRNA(???????RNA)???????????????????????
  • ????RNA(????????????RNA)
  • ???????????????????(????)
  • RNA?????????????

9
????????????
  • ???
  • DNA?????????????????
  • ???????????????????????????
  • ????????
  • ??????
  • DNA?RNA?????? ??????
  • DNA??????????????????RNA??????????????????????????
    ???????
  • ?????????RNA??DNA???????

10
??????
  • ????
  • ??????????????????
  • ?????
  • ???????????????????
  • ??????(????????????)
  • ????????(mRNA????)???????

11
???????????
  • ??????(???????)???
  • ?????????????????????
  • ??????????
  • (e.g., ??????)
  • ????????
  • (????)
  • ???????????
  • ??????????
  • ???????????

12
??????????
  • ??
  • ??????????????(1??)
  • 20?????????(??????????????)??????

1???? 3???? ?? 1?? ?? 3?? ?? ??
A Ala ???? M Met ?????
C Cys ????? N Asn ??????
D Asp ??????? P Pro ????
E Glu ?????? Q Gln ?????
F Phe ???????? R Arg ?????
G Gly ???? S Ser ???
H His ????? T Thr ?????
I Ile ?????? V Val ???
K Lys ??? W Trp ???????
L Leu ???? Y Tyr ????
13
????
  • ??????????
  • ????????????????????????
  • ????????20???????

14
????
15
?????
  • DNA3???????1?????
  • ??????????DNA3????????????

16
???????
  • ???(??(?????)?????)
  • ????(A)????(V)?????????(F)?????(P)??????(M)???????
    (I)?????(L)????????(W)
  • ???(?????)
  • ???????
  • ??????(N)??????(C)??????(Q)????(S)??????(T)?????(Y
    )?????(G)
  • ?????
  • ??
  • ???????(D)???????(E)
  • ???
  • ?????(R)??????(H)????(K)
  • ???????????????????
  • ???????????(???????)???????????

17
?????????????
  • ????????
  • ???????
  • ????????
  • ??????
  • ???????????????????
  • ?????????????
  • ???????
  • ????(??????)
  • ????(a?ß?????(???????))
  • ????(??????????)
  • ????(????)

18
????????????
  • ??????(??)?
  • ??????????(????)??????????????(??)???
  • a?????(???????)
  • ß???(????????????)

19
?????????????
  • (??)?????
  • ????????? ?????????
  • a?????
  • ????? ?????
  • ß?????
  • ??????????????
  • ?????
  • ??????

20
???
  • DNA? A, C, G, T? RNA? A, C, G, U???????20?????????
    ?????????
  • ????????
  • DNA????????????????????
  • DNA????mRNA ?????????
  • ????? ?????????????????????????????????????????DN
    A??????????????????????????(???????)???
  • ????????? ??????????a??????ß?????????????????????
    ??????
  • ???? ??????????????????? ?4??Newton Press, 2004.

21
????????????????????? (2)???????????
  • ??? ??
  • ???? ?????
  • ????????????????

22
????
  • 9?5?
  • ???????
  • ???????????
  • ?????????
  • ??1(??????????????????)
  • 9?6?
  • ??????
  • ?????????
  • ?????
  • ???????
  • 9?7?
  • ???????????
  • ??????
  • ?????????????
  • ??2(????)

23
???????????
  • DNA????????????????????????????
  • ? ?????????????
  • ????????????????? ???????????(??????????)???????
  • ??????????????????????????(????XML??????????)
  • ??????????????????????
  • ???2???????(???????????)
  • 1????(????)?????DB
  • 2????(????)?????DB

24
?????????????
????? ?? ????
DNA?? GenBank www.ncbi.nlm.nih.gov
DNA?? EMBL www.ebi.ac.jp
DNA?? DDBJ www.ddbj.nig.ac.jp
??????? UniProt www.ebi.ac.jp
????????? PDB www.rcsb.org
??? PubChem pubchem.ncbi.nlm.nih.gov
??? LIGAND www.genome.jp/ligand
?? MEDILINE www.nlm.nih.gov
???? PROSITE www.expasy.org/prosite
???? Pfam pfam.wustl.edu
????????? COG www.ncbi.nlm.nih.gov/COG
?????? SCOP scop.mrc-lmb.cam.ac.uk/scop
???????? KEGG www.genome.jp/kegg
????????? DIP dip.doe-mbi.ucla.edu
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