메뉴 건너뛰기




Volumn 20, Issue 4, 2000, Pages 1263-1270

The Rpb6 subunit of fission yeast RNA polymerase II is a contact target of the transcription elongation factor TFIIS

Author keywords

[No Author keywords available]

Indexed keywords

AZAURACIL; GUANOSINE TRIPHOSPHATE; RNA POLYMERASE II; TRANSCRIPTION FACTOR; URIDINE TRIPHOSPHATE;

EID: 0033959621     PISSN: 02707306     EISSN: None     Source Type: Journal    
DOI: 10.1128/MCB.20.4.1263-1270.2000     Document Type: Article
Times cited : (34)

References (50)
  • 1
    • 0025999994 scopus 로고
    • Stimulation of transcript elongation requires both the zinc finger and RNA polymerase II binding domains of human TFIIS
    • Agarwal, K., K. Baek, C. Jeon, K. Miyamoto, A. Ueno, and H. Yoon. 1991. Stimulation of transcript elongation requires both the zinc finger and RNA polymerase II binding domains of human TFIIS. Biochemistry 30:7842-7851.
    • (1991) Biochemistry , vol.30 , pp. 7842-7851
    • Agarwal, K.1    Baek, K.2    Jeon, C.3    Miyamoto, K.4    Ueno, A.5    Yoon, H.6
  • 2
    • 0025184763 scopus 로고
    • Identification of rpo30, a vaccinia virus RNA polymerase gene with structural similarity to a eucaryotic transcription elongation factor
    • Ahn, B.-Y., P. D. Gershon, E. V. Jones, and R. Moss. 1990. Identification of rpo30, a vaccinia virus RNA polymerase gene with structural similarity to a eucaryotic transcription elongation factor. Mol. Cell. Biol. 10:5433-5441.
    • (1990) Mol. Cell. Biol. , vol.10 , pp. 5433-5441
    • Ahn, B.-Y.1    Gershon, P.D.2    Jones, E.V.3    Moss, R.4
  • 4
    • 0026672441 scopus 로고
    • Genetic interaction between transcription elongation factor TFIIS and RNA polymerase II
    • Archambault, J., F. Lacroute, A. Ruet, and J. D. Friesen. 1992. Genetic interaction between transcription elongation factor TFIIS and RNA polymerase II. Mol. Cell. Biol. 12:4142-4152.
    • (1992) Mol. Cell. Biol. , vol.12 , pp. 4142-4152
    • Archambault, J.1    Lacroute, F.2    Ruet, A.3    Friesen, J.D.4
  • 5
    • 0025250721 scopus 로고
    • A suppressor of an RNA polymerase II mutation of Saccharomyces cerevisiae encodes a subunit common to RNA polymerases I, II, and III
    • Archambault, J., K. T. Schappert, and J. D. Friesen. 1990. A suppressor of an RNA polymerase II mutation of Saccharomyces cerevisiae encodes a subunit common to RNA polymerases I, II, and III. Mol. Cell. Biol. 10:6123-6131.
    • (1990) Mol. Cell. Biol. , vol.10 , pp. 6123-6131
    • Archambault, J.1    Schappert, K.T.2    Friesen, J.D.3
  • 8
    • 0027325757 scopus 로고
    • Subunits of the Schizosaccharomyces pombe RNA polymerase II: Enzyme purification and structure of the subunit 3 gene
    • Azuma, Y., M. Yamagishi, R. Ueshima, and A. Ishihama. 1993. Subunits of the Schizosaccharomyces pombe RNA polymerase II: enzyme purification and structure of the subunit 3 gene. Nucleic Acids Res. 21:3749-3754.
    • (1993) Nucleic Acids Res. , vol.21 , pp. 3749-3754
    • Azuma, Y.1    Yamagishi, M.2    Ueshima, R.3    Ishihama, A.4
  • 9
    • 0021100152 scopus 로고
    • Analysis of yeast RNA polymerases with subunit-specific antibodies
    • Beant, B., J. Huet, A. Sentenac, and P. Fromageot. 1983. Analysis of yeast RNA polymerases with subunit-specific antibodies. J. Biol. Chem. 258: 11968-11973.
    • (1983) J. Biol. Chem. , vol.258 , pp. 11968-11973
    • Beant, B.1    Huet, J.2    Sentenac, A.3    Fromageot, P.4
  • 10
    • 0028352137 scopus 로고
    • Nucleotide sequence of a 55 kbp region from the right end of the genome of a pathogenic African swine fever virus isolate
    • Dixon, L. K., S. R. K. Twigg, S. A. Baylis, S. Vydelingum, C. Bristow, J. M. Hammond, and G. L. Smit. 1994. Nucleotide sequence of a 55 kbp region from the right end of the genome of a pathogenic African swine fever virus isolate. J. Gen. Virol. 75:1655-1684.
    • (1994) J. Gen. Virol. , vol.75 , pp. 1655-1684
    • Dixon, L.K.1    Twigg, S.R.K.2    Baylis, S.A.3    Vydelingum, S.4    Bristow, C.5    Hammond, J.M.6    Smit, G.L.7
  • 11
    • 0026633013 scopus 로고
    • 6-Azauracil inhibition of GTP biosynthesis in Saccharomyces cerevisiae
    • Exinger, F., and F. Lacroute. 1992. 6-Azauracil inhibition of GTP biosynthesis in Saccharomyces cerevisiae. Curr. Genet. 22:9-11.
    • (1992) Curr. Genet. , vol.22 , pp. 9-11
    • Exinger, F.1    Lacroute, F.2
  • 12
    • 0028816556 scopus 로고
    • Direct random mutagenesis of gene-sized DNA fragments using polyphosphate chain reaction
    • Fromant, M., S. Blanquet, and P. Plateau. 1995. Direct random mutagenesis of gene-sized DNA fragments using polyphosphate chain reaction. Arch. Biochem. 224:347-353.
    • (1995) Arch. Biochem. , vol.224 , pp. 347-353
    • Fromant, M.1    Blanquet, S.2    Plateau, P.3
  • 13
    • 0024166228 scopus 로고
    • Observations on integrative transformation in Saccharomyces pombe
    • Grimm, C., and J. Kohli. 1988. Observations on integrative transformation in Saccharomyces pombe. Mol. Gen. Genet. 215:87-93.
    • (1988) Mol. Gen. Genet. , vol.215 , pp. 87-93
    • Grimm, C.1    Kohli, J.2
  • 14
    • 0032546738 scopus 로고    scopus 로고
    • Two large subunits of the fission yeast RNA polymerase II provide platforms for the assembly of small subunits
    • Ishiguro, A., M. Kimura, K. Yasui, A. Iwata, S. Ueda, and A. Ishihama. 1998. Two large subunits of the fission yeast RNA polymerase II provide platforms for the assembly of small subunits. J. Mol. Biol. 279:703-712.
    • (1998) J. Mol. Biol. , vol.279 , pp. 703-712
    • Ishiguro, A.1    Kimura, M.2    Yasui, K.3    Iwata, A.4    Ueda, S.5    Ishihama, A.6
  • 15
    • 0028917310 scopus 로고
    • A practical method for fission yeast transformation by electroporation
    • Ishiguro, J., and W. Kobayashi. 1995. A practical method for fission yeast transformation by electroporation. Jpn. J. Genet. 70:1-6.
    • (1995) Jpn. J. Genet. , vol.70 , pp. 1-6
    • Ishiguro, J.1    Kobayashi, W.2
  • 16
    • 0019444030 scopus 로고
    • Subunit assembly of Escherichia coli RNA polymerase
    • Ishihama, A. 1981. Subunit assembly of Escherichia coli RNA polymerase. Adv. Biophys. 14:1-35.
    • (1981) Adv. Biophys. , vol.14 , pp. 1-35
    • Ishihama, A.1
  • 17
    • 0032035316 scopus 로고    scopus 로고
    • Subunits of yeast RNA polymerases in structure and function
    • Ishihama, A., M. Kimura, and H. Mitsuzawa. 1998. Subunits of yeast RNA polymerases in structure and function. Curr. Opin. Microbiol. 1:190-196.
    • (1998) Curr. Opin. Microbiol. , vol.1 , pp. 190-196
    • Ishihama, A.1    Kimura, M.2    Mitsuzawa, H.3
  • 18
    • 0026648570 scopus 로고
    • The RNA polymerase II ternary complex cleaves the nascent transcript in a 3′-5′ direction in the presence of elongation factor SII
    • Izban, M. G., and D. S. Luse. 1992. The RNA polymerase II ternary complex cleaves the nascent transcript in a 3′-5′ direction in the presence of elongation factor SII. Genes Dev. 6:1342-1356.
    • (1992) Genes Dev. , vol.6 , pp. 1342-1356
    • Izban, M.G.1    Luse, D.S.2
  • 19
    • 0030881610 scopus 로고    scopus 로고
    • RNA polymerase II subunits 2,3 and 11 form a core subassembly with DNA binding activity
    • Kimura, M., A. Ishiguro, and A. Ishihama. 1997. RNA polymerase II subunits 2,3 and 11 form a core subassembly with DNA binding activity. J. Biol. Chem. 272:25851-25855.
    • (1997) J. Biol. Chem. , vol.272 , pp. 25851-25855
    • Kimura, M.1    Ishiguro, A.2    Ishihama, A.3
  • 22
    • 0031684847 scopus 로고    scopus 로고
    • Mutations in RNA polymerase II and elongation factor IIS severely reduce mRNA levels in Saccharomyces cerevisiae
    • Lennon, J. C., III, M. Wind, L. Saunders, M. B. Hock, and D. Reins. 1998. Mutations in RNA polymerase II and elongation factor IIS severely reduce mRNA levels in Saccharomyces cerevisiae. Mol. Cell. Biol. 18:5771-5779.
    • (1998) Mol. Cell. Biol. , vol.18 , pp. 5771-5779
    • Lennon J.C. III1    Wind, M.2    Saunders, L.3    Hock, M.B.4    Reins, D.5
  • 23
    • 0027182806 scopus 로고
    • An African swine fever virus gene with a similarity to eukaryotic RNA polymerase subunit 6
    • Lu, Z., G. F. Kutish, M. D. Sussman, and D. L. Rock. 1993. An African swine fever virus gene with a similarity to eukaryotic RNA polymerase subunit 6. Nucleic Acids Res. 21:2940.
    • (1993) Nucleic Acids Res. , vol.21 , pp. 2940
    • Lu, Z.1    Kutish, G.F.2    Sussman, M.D.3    Rock, D.L.4
  • 24
    • 0025298571 scopus 로고
    • nmtl of fission yeast
    • Maundrell, K. 1990. nmtl of fission yeast. J. Biol. Chem. 265:10857-10864.
    • (1990) J. Biol. Chem. , vol.265 , pp. 10857-10864
    • Maundrell, K.1
  • 25
    • 0028227208 scopus 로고
    • Functional substitution of an essential yeast RNA polymerase subunit by a highly conserved mammalian counterpart
    • McKune, K., and N. A. Woychik. 1994. Functional substitution of an essential yeast RNA polymerase subunit by a highly conserved mammalian counterpart. Mol. Cell. Biol. 14:4155-4159.
    • (1994) Mol. Cell. Biol. , vol.14 , pp. 4155-4159
    • McKune, K.1    Woychik, N.A.2
  • 26
    • 0031683706 scopus 로고    scopus 로고
    • Mapping of Rpb3 and Rpb5 contact sites on two large subunits. Rpb1 and Rpb2, of the fission yeast RNA polymerase II
    • Miyao, T., A. Honda, Z. Qu, and A, Ishihama. 1998. Mapping of Rpb3 and Rpb5 contact sites on two large subunits. Rpb1 and Rpb2, of the fission yeast RNA polymerase II. Mol. Gen. Genet. 259:123-129.
    • (1998) Mol. Gen. Genet. , vol.259 , pp. 123-129
    • Miyao, T.1    Honda, A.2    Qu, Z.3    Ishihama, A.4
  • 27
    • 0028969426 scopus 로고
    • Structure-function relationship of yeast SII in terms of stimulation of RNA polymerase II, arrest relief, and suppression of 6-azauracil sensitivity
    • Nakanishi, T., A. Nakano, K. Nomura, K. Sekimizu, and S. Natori. 1995. Structure-function relationship of yeast SII in terms of stimulation of RNA polymerase II, arrest relief, and suppression of 6-azauracil sensitivity. J. Biol. Chem. 270:8991-8997.
    • (1995) J. Biol. Chem. , vol.270 , pp. 8991-8997
    • Nakanishi, T.1    Nakano, A.2    Nomura, K.3    Sekimizu, K.4    Natori, S.5
  • 28
    • 0029808168 scopus 로고    scopus 로고
    • Rpo26p, a subunit common to yeast RNA polymerases, is essential for the assembly of RNA polymerases I and II and for stability of the largest subunits of these enzymes
    • Nouraini, S., J. Archambault, and J. D. Friesen. 1996. Rpo26p, a subunit common to yeast RNA polymerases, is essential for the assembly of RNA polymerases I and II and for stability of the largest subunits of these enzymes. Mol. Cell. Biol. 16:5985-5996.
    • (1996) Mol. Cell. Biol. , vol.16 , pp. 5985-5996
    • Nouraini, S.1    Archambault, J.2    Friesen, J.D.3
  • 30
    • 0029862975 scopus 로고    scopus 로고
    • Mutations in the second largest subunit of RNA polymerase II cause 6-azauracil sensitivity in yeast and increased transcriptional arrest in vitro
    • Powell, W., and D. Reines. 1996. Mutations in the second largest subunit of RNA polymerase II cause 6-azauracil sensitivity in yeast and increased transcriptional arrest in vitro. S. Biol. Chem. 271:6866-6873.
    • (1996) S. Biol. Chem. , vol.271 , pp. 6866-6873
    • Powell, W.1    Reines, D.2
  • 31
    • 0024370643 scopus 로고
    • Transcription elongation factor SII (TFIIS) enables RNA polymerase II to elongate through a block to transcription in a human gene in vitro
    • Reines, D., M. J. Chamberlin, and C. K. Kane. 1989. Transcription elongation factor SII (TFIIS) enables RNA polymerase II to elongate through a block to transcription in a human gene in vitro. J. Biol. Chem. 264:10799-10809.
    • (1989) J. Biol. Chem. , vol.264 , pp. 10799-10809
    • Reines, D.1    Chamberlin, M.J.2    Kane, C.K.3
  • 32
    • 0026697999 scopus 로고
    • Elongation factor-dependent transcript shortening by template-engaged RNA polymerase II
    • Reines, D. 1992. Elongation factor-dependent transcript shortening by template-engaged RNA polymerase II. J. Biol. Chem. 267:3795-3800.
    • (1992) J. Biol. Chem. , vol.267 , pp. 3795-3800
    • Reines, D.1
  • 33
    • 0026542277 scopus 로고
    • Genes homologous to ubiquitin-conjugating proteins and eukaryotic transcription factor SII in African swine fever virus
    • Rodrigez, J. M., M. L. Salas, and E. Viñuela. 1992. Genes homologous to ubiquitin-conjugating proteins and eukaryotic transcription factor SII in African swine fever virus. Virology 186:40-52.
    • (1992) Virology , vol.186 , pp. 40-52
    • Rodrigez, J.M.1    Salas, M.L.2    Viñuela, E.3
  • 34
    • 0030880520 scopus 로고    scopus 로고
    • Gene organization and protein sequence of the small subunits of Schizosaccharomyces pombe RNA polymerase II
    • Sakurai, H., and A. Ishihama. 1997. Gene organization and protein sequence of the small subunits of Schizosaccharomyces pombe RNA polymerase II. Gene 196:165-174.
    • (1997) Gene , vol.196 , pp. 165-174
    • Sakurai, H.1    Ishihama, A.2
  • 35
    • 0032744686 scopus 로고    scopus 로고
    • Rpb4 subunit of the fission yeast Schizosaccharomyces pombe RNA polymerase II is essential for cell viability and similar in structure to the corresponding subunits of higher eukaryotes
    • Sakurai, H., H. Mitsuzawa, M. Kimura, and A. Ishihama. 1999. Rpb4 subunit of the fission yeast Schizosaccharomyces pombe RNA polymerase II is essential for cell viability and similar in structure to the corresponding subunits of higher eukaryotes. Mol. Cell. Biol. 19:7511-7518.
    • (1999) Mol. Cell. Biol. , vol.19 , pp. 7511-7518
    • Sakurai, H.1    Mitsuzawa, H.2    Kimura, M.3    Ishihama, A.4
  • 36
    • 0019209954 scopus 로고
    • Similar binding site for P37 factor on yeast RNA polymerases A and B
    • Sawadogo, M., J. Huet, and P. Fromageot. 1980. Similar binding site for P37 factor on yeast RNA polymerases A and B. Biochem. Biophys. Res. Commun. 96:258-264.
    • (1980) Biochem. Biophys. Res. Commun. , vol.96 , pp. 258-264
    • Sawadogo, M.1    Huet, J.2    Fromageot, P.3
  • 37
    • 0019320556 scopus 로고
    • Interaction of a new polypeptide with yeast RNA polymerase B
    • Sawadogo, M., A. Sentenac, and P. Fromageot. 1980. Interaction of a new polypeptide with yeast RNA polymerase B. J. Biol. Chem. 255:12-15.
    • (1980) J. Biol. Chem. , vol.255 , pp. 12-15
    • Sawadogo, M.1    Sentenac, A.2    Fromageot, P.3
  • 38
    • 0018794374 scopus 로고
    • Purification and preparation of antibody to RNA polymerase II stimulatory factors from Ehrlich ascites tumor cells
    • Sekimizu, K., Y. Nakanishi, D. Mizuno, and S. Natori. 1989. Purification and preparation of antibody to RNA polymerase II stimulatory factors from Ehrlich ascites tumor cells. Biochemistry 18:1582-1587.
    • (1989) Biochemistry , vol.18 , pp. 1582-1587
    • Sekimizu, K.1    Nakanishi, Y.2    Mizuno, D.3    Natori, S.4
  • 39
    • 0030671544 scopus 로고    scopus 로고
    • Identification of the region in yeast S-II that defines species specificity in its interaction with RNA polymerase II
    • Shimoaraiso, M., T. Nakanishi, T. Kubo, and S. Natori. 1997. Identification of the region in yeast S-II that defines species specificity in its interaction with RNA polymerase II. J. Biol. Chem. 272:26550-26554.
    • (1997) J. Biol. Chem. , vol.272 , pp. 26550-26554
    • Shimoaraiso, M.1    Nakanishi, T.2    Kubo, T.3    Natori, S.4
  • 40
    • 0028074274 scopus 로고
    • The fission yeast Schizosaccharomyces pombe rpb6 gene encodes the common phosphorylated subunit of RNA polymerase and complements a mutation in the corresponding gene of Saccharomyces cerevisiae
    • Shpakovski, G. V. 1994, The fission yeast Schizosaccharomyces pombe rpb6 gene encodes the common phosphorylated subunit of RNA polymerase and complements a mutation in the corresponding gene of Saccharomyces cerevisiae. Gene 147:67-69.
    • (1994) Gene , vol.147 , pp. 67-69
    • Shpakovski, G.V.1
  • 41
    • 0029147734 scopus 로고
    • Four subunits that are shared by the three classes of RNA polymerase are functionally interchangeable between Homo sapiens and Saccharomyces cerevisiae
    • Shpakovski, G. V., I. Acker, M. Wintzerith, J.-F. Lacroix, P. Thuriaux, and M. Vigneron. 1995. Four subunits that are shared by the three classes of RNA polymerase are functionally interchangeable between Homo sapiens and Saccharomyces cerevisiae. Mol. Cell. Biol. 15:4702-4710.
    • (1995) Mol. Cell. Biol. , vol.15 , pp. 4702-4710
    • Shpakovski, G.V.1    Acker, I.2    Wintzerith, M.3    Lacroix, J.-F.4    Thuriaux, P.5    Vigneron, M.6
  • 42
    • 0022360597 scopus 로고
    • Isolation of three proteins that bind to mammalian RNA polymerase II
    • Sopta, M., R. W. Carthew, and L. Greenblatt. 1985. Isolation of three proteins that bind to mammalian RNA polymerase II. J. Biol. Chem. 260: 10353-10360.
    • (1985) J. Biol. Chem. , vol.260 , pp. 10353-10360
    • Sopta, M.1    Carthew, R.W.2    Greenblatt, L.3
  • 43
    • 0032518821 scopus 로고    scopus 로고
    • Efficient PCR-based random mutagenesis of subgenic (100 bp) DNA fragments
    • Svetlov, V., and T. G. Cooper. 1998. Efficient PCR-based random mutagenesis of subgenic (100 bp) DNA fragments. Yeast 14:89-91.
    • (1998) Yeast , vol.14 , pp. 89-91
    • Svetlov, V.1    Cooper, T.G.2
  • 44
    • 0001317157 scopus 로고
    • Yeast nuclear RNA polymerases
    • J. R. Broach, J. R. Pringle, and E. W. Jones (ed.), Cold Spring Harbor Laboratory Press, Cold Spring Harbor, N.Y.
    • Thuriaux, P., and A. Sentenac. 1992. Yeast nuclear RNA polymerases, p. 1-48. In J. R. Broach, J. R. Pringle, and E. W. Jones (ed.), The molecular and cellular biology of the yeast Saccharomyces, vol. II. Gene expression. Cold Spring Harbor Laboratory Press, Cold Spring Harbor, N.Y.
    • (1992) The Molecular and Cellular Biology of the Yeast Saccharomyces, Vol. II. Gene Expression , vol.2 , pp. 1-48
    • Thuriaux, P.1    Sentenac, A.2
  • 45
    • 0029979548 scopus 로고    scopus 로고
    • Isolation and characterization of the Schizosaccharomyces pombe gene encoding transcript elongation factor TFIIS
    • Williams, A. A., and C. M. Kane. 1996. Isolation and characterization of the Schizosaccharomyces pombe gene encoding transcript elongation factor TFIIS. Yeast 12:227-236.
    • (1996) Yeast , vol.12 , pp. 227-236
    • Williams, A.A.1    Kane, C.M.2
  • 46
    • 0025253274 scopus 로고
    • Subunits shared by eukaryotic nuclear RNA polymerases
    • Woychik, N. A., S. Liao, P. A. Kolodziej, and R. A. Young. 1990. Subunits shared by eukaryotic nuclear RNA polymerases. Genes Dev. 4:313-323.
    • (1990) Genes Dev. , vol.4 , pp. 313-323
    • Woychik, N.A.1    Liao, S.2    Kolodziej, P.A.3    Young, R.A.4
  • 47
    • 0002633666 scopus 로고
    • Exploring RNA polymerase II structure and function
    • R. C. Conaway and J. W. Conaway (ed.), Raven Press, New York, N.Y.
    • Woychik, N. A., and R. A. Young. 1994. Exploring RNA polymerase II structure and function, p. 227-242. In R. C. Conaway and J. W. Conaway (ed.), Transcription: mechanisms and regulation. Raven Press, New York, N.Y.
    • (1994) Transcription: Mechanisms and Regulation , pp. 227-242
    • Woychik, N.A.1    Young, R.A.2
  • 48
    • 0029858912 scopus 로고    scopus 로고
    • In vitro characterization of mutant yeast RNA polymerase II with reduced binding for elongation factor TFIIS
    • Wu, J., D. E. Awrey, A. M. Edwards, J. Archambault, and J. D. Friesen. 1996. In vitro characterization of mutant yeast RNA polymerase II with reduced binding for elongation factor TFIIS. Proc. Natl. Acad. Sci. USA 93:11552-11557.
    • (1996) Proc. Natl. Acad. Sci. USA , vol.93 , pp. 11552-11557
    • Wu, J.1    Awrey, D.E.2    Edwards, A.M.3    Archambault, J.4    Friesen, J.D.5
  • 49
    • 0032554650 scopus 로고    scopus 로고
    • Location of subunit-subunit contact sites on RNA polymerase II from the fission yeast Schizosaccharomyces pombe
    • Yasui, K., A. Ishiguro, and A. Ishihama. 1998. Location of subunit-subunit contact sites on RNA polymerase II from the fission yeast Schizosaccharomyces pombe. Biochemistry 37:5542-5548.
    • (1998) Biochemistry , vol.37 , pp. 5542-5548
    • Yasui, K.1    Ishiguro, A.2    Ishihama, A.3
  • 50
    • 0026666529 scopus 로고
    • Mapping the Escherichia coli RNA polymerase contact site I for cAMP receptor protein
    • Zou, C., N. Fujita, K. Igarashi, and A. Ishihama. 1992. Mapping the Escherichia coli RNA polymerase contact site I for cAMP receptor protein. Mol. Microbiol. 6:2599-2605.
    • (1992) Mol. Microbiol. , vol.6 , pp. 2599-2605
    • Zou, C.1    Fujita, N.2    Igarashi, K.3    Ishihama, A.4


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.