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Analysis of functional domain organization in DNA topoisomerase II from humans and Saccharomyces cerevisiae

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Analysis of functional domain organization in DNA topoisomerase II from humans and Saccharomyces cerevisiae. / Jensen, S; Andersen, A H; Kjeldsen, E; Biersack, H; Olsen, E H N; Andersen, T B; Westergaard, O; Jakobsen, B K.

In: Molecular and Cellular Biology, Vol. 16, No. 7, 07.1996, p. 3866-77.

Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

Harvard

Jensen, S, Andersen, AH, Kjeldsen, E, Biersack, H, Olsen, EHN, Andersen, TB, Westergaard, O & Jakobsen, BK 1996, 'Analysis of functional domain organization in DNA topoisomerase II from humans and Saccharomyces cerevisiae', Molecular and Cellular Biology, vol. 16, no. 7, pp. 3866-77.

APA

Jensen, S., Andersen, A. H., Kjeldsen, E., Biersack, H., Olsen, E. H. N., Andersen, T. B., Westergaard, O., & Jakobsen, B. K. (1996). Analysis of functional domain organization in DNA topoisomerase II from humans and Saccharomyces cerevisiae. Molecular and Cellular Biology, 16(7), 3866-77.

CBE

Jensen S, Andersen AH, Kjeldsen E, Biersack H, Olsen EHN, Andersen TB, Westergaard O, Jakobsen BK. 1996. Analysis of functional domain organization in DNA topoisomerase II from humans and Saccharomyces cerevisiae. Molecular and Cellular Biology. 16(7):3866-77.

MLA

Vancouver

Jensen S, Andersen AH, Kjeldsen E, Biersack H, Olsen EHN, Andersen TB et al. Analysis of functional domain organization in DNA topoisomerase II from humans and Saccharomyces cerevisiae. Molecular and Cellular Biology. 1996 Jul;16(7):3866-77.

Author

Jensen, S ; Andersen, A H ; Kjeldsen, E ; Biersack, H ; Olsen, E H N ; Andersen, T B ; Westergaard, O ; Jakobsen, B K. / Analysis of functional domain organization in DNA topoisomerase II from humans and Saccharomyces cerevisiae. In: Molecular and Cellular Biology. 1996 ; Vol. 16, No. 7. pp. 3866-77.

Bibtex

@article{d92d222be3d04a6ca5945b6203a84192,
title = "Analysis of functional domain organization in DNA topoisomerase II from humans and Saccharomyces cerevisiae",
abstract = "The functional domain structure of human DNA topoisomerase IIalpha and Saccharomyces cerevisiae DNA topoisomerase II was studied by investigating the abilities of insertion and deletion mutant enzymes to support mitotic growth and catalyze transitions in DNA topology in vitro. Alignment of the human topoisomerase IIalpha and S. cerevisiae topoisomerase II sequences defined 13 conserved regions separated by less conserved or differently spaced sequences. The spatial tolerance of the spacer regions was addressed by insertion of linkers. The importance of the conserved regions was assessed through deletion of individual domains. We found that the exact spacing between most of the conserved domains is noncritical, as insertions in the spacer regions were tolerated with no influence on complementation ability. All conserved domains, however, are essential for sustained mitotic growth of S. cerevisiae and for enzymatic activity in vitro. A series of topoisomerase II carboxy-terminal truncations were investigated with respect to the ability to support viability, cellular localization, and enzymatic properties. The analysis showed that the divergent carboxy-terminal region of human topoisomerase IIalpha is dispensable for catalytic activity but contains elements that specifically locate the protein to the nucleus.",
keywords = "Amino Acid Sequence, Base Sequence, Binding Sites, Conserved Sequence, DNA Topoisomerases, Type II, Humans, Molecular Sequence Data, Mutagenesis, Mutagenesis, Insertional, Oligodeoxyribonucleotides, Polymerase Chain Reaction, Recombinant Proteins, Saccharomyces cerevisiae, Sequence Deletion, Comparative Study, Journal Article, Research Support, Non-U.S. Gov't",
author = "S Jensen and Andersen, {A H} and E Kjeldsen and H Biersack and Olsen, {E H N} and Andersen, {T B} and O Westergaard and Jakobsen, {B K}",
year = "1996",
month = jul,
language = "English",
volume = "16",
pages = "3866--77",
journal = "Molecular and Cellular Biology",
issn = "0270-7306",
publisher = "American Society for Microbiology",
number = "7",

}

RIS

TY - JOUR

T1 - Analysis of functional domain organization in DNA topoisomerase II from humans and Saccharomyces cerevisiae

AU - Jensen, S

AU - Andersen, A H

AU - Kjeldsen, E

AU - Biersack, H

AU - Olsen, E H N

AU - Andersen, T B

AU - Westergaard, O

AU - Jakobsen, B K

PY - 1996/7

Y1 - 1996/7

N2 - The functional domain structure of human DNA topoisomerase IIalpha and Saccharomyces cerevisiae DNA topoisomerase II was studied by investigating the abilities of insertion and deletion mutant enzymes to support mitotic growth and catalyze transitions in DNA topology in vitro. Alignment of the human topoisomerase IIalpha and S. cerevisiae topoisomerase II sequences defined 13 conserved regions separated by less conserved or differently spaced sequences. The spatial tolerance of the spacer regions was addressed by insertion of linkers. The importance of the conserved regions was assessed through deletion of individual domains. We found that the exact spacing between most of the conserved domains is noncritical, as insertions in the spacer regions were tolerated with no influence on complementation ability. All conserved domains, however, are essential for sustained mitotic growth of S. cerevisiae and for enzymatic activity in vitro. A series of topoisomerase II carboxy-terminal truncations were investigated with respect to the ability to support viability, cellular localization, and enzymatic properties. The analysis showed that the divergent carboxy-terminal region of human topoisomerase IIalpha is dispensable for catalytic activity but contains elements that specifically locate the protein to the nucleus.

AB - The functional domain structure of human DNA topoisomerase IIalpha and Saccharomyces cerevisiae DNA topoisomerase II was studied by investigating the abilities of insertion and deletion mutant enzymes to support mitotic growth and catalyze transitions in DNA topology in vitro. Alignment of the human topoisomerase IIalpha and S. cerevisiae topoisomerase II sequences defined 13 conserved regions separated by less conserved or differently spaced sequences. The spatial tolerance of the spacer regions was addressed by insertion of linkers. The importance of the conserved regions was assessed through deletion of individual domains. We found that the exact spacing between most of the conserved domains is noncritical, as insertions in the spacer regions were tolerated with no influence on complementation ability. All conserved domains, however, are essential for sustained mitotic growth of S. cerevisiae and for enzymatic activity in vitro. A series of topoisomerase II carboxy-terminal truncations were investigated with respect to the ability to support viability, cellular localization, and enzymatic properties. The analysis showed that the divergent carboxy-terminal region of human topoisomerase IIalpha is dispensable for catalytic activity but contains elements that specifically locate the protein to the nucleus.

KW - Amino Acid Sequence

KW - Base Sequence

KW - Binding Sites

KW - Conserved Sequence

KW - DNA Topoisomerases, Type II

KW - Humans

KW - Molecular Sequence Data

KW - Mutagenesis

KW - Mutagenesis, Insertional

KW - Oligodeoxyribonucleotides

KW - Polymerase Chain Reaction

KW - Recombinant Proteins

KW - Saccharomyces cerevisiae

KW - Sequence Deletion

KW - Comparative Study

KW - Journal Article

KW - Research Support, Non-U.S. Gov't

M3 - Journal article

C2 - 8668204

VL - 16

SP - 3866

EP - 3877

JO - Molecular and Cellular Biology

JF - Molecular and Cellular Biology

SN - 0270-7306

IS - 7

ER -