Definition Mesorhizobium sp. BNC1, complete genome.
Accession NC_008254
Length 4,412,446

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The map label for this gene is topA [H]

Identifier: 110633707

GI number: 110633707

Start: 1446096

End: 1448645

Strand: Reverse

Name: topA [H]

Synonym: Meso_1354

Alternate gene names: 110633707

Gene position: 1448645-1446096 (Counterclockwise)

Preceding gene: 110633709

Following gene: 110633706

Centisome position: 32.83

GC content: 62.82

Gene sequence:

>2550_bases
ATGGATGTCGTCGTCGTCGAATCGCCTGCAAAGGCGAAAACTATCAACAAATATCTGGGGAAGGATTACAAGGTCCTGGC
TTCCTTCGGCCATGTCCGCGATCTCCCGGCTAAGGATGGCTCCGTCCGCCCGGAAGAAGACTTCGCCATGTCCTGGGAGG
TCGACAGCCCCTCGGCCAAGAGGCTTGCCGACATTGCAAAGGCGGTCAAGGACGCCGACGGCCTGATCCTCGCCACCGAC
CCCGACCGCGAAGGCGAAGCCATCTCCTGGCATGTTCTGGAAGTTCTGCGCCAGAAGCGGGCGCTCAAGGACAAGCCGGT
CCGCCGCGTGGTCTTCAACGCCATCACCAAGAAAGCGATCCTCGACGCGATGGCCTCCCCGCGCGAGGTCGACGCTTCGC
TGGTAGACGCCTATCTCGCCCGTCGCGCGCTCGATTACCTCGTGGGCTTCACGCTTTCTCCGGTCCTCTGGCGCAAGCTG
CCGGGCGCCCGCTCGGCCGGCCGCGTCCAGTCCGTGGCGCTGCGCCTCGTTTGCGACCTCGAGGCGGAGATCGAGCGCTT
CGTGCGCGAGGATTACTGGCAGATCGCCGCCCTTCTCGACACGCCGCGTGGCGATAGCTTCGAGGCCCGGCTTACCACGC
TGGACGGCAAGAGGCTGCAGAAGCTCGACATCAAAAGTCAGGAAGAAGCGGACTCGATCAAGGCGCTGCTCGACGGTGCG
GCCTATCGGGTGCTTTCGGTCGAGGCGAAGCCGACGCGCCGCAACCCTGGCCCGCCGTTCACAACATCCACGCTGCAGCA
GGCCGCCTCCTCACGGCTGAGCTTTTCTGCCTCGCGCACCATGCAGGTCGCCCAGCGGCTCTATGAAGGCGTCGAGATCG
GCGGGGAAACCACCGGCCTCATCACCTATATGCGTACGGATGGGGTGCAGATGGCGCCCGAGGCCATCGAAGCGGCCCGT
TCCGCCGTATCCAACACTTTCGGCCCGCGATACCTGCCCGAAAAGCCGCGCCATTATTCGAGCAAGGCCAAGAACGCGCA
GGAAGCGCACGAGGCGATCCGCCCGACCGACTTCTCCCGCACGCCGGACGAGGTGCGCAAATACCTCGATTCCGACCAGG
CCAGGCTTTACGAGATGATCTGGAAGCGCGCCATCGCCAGCCAGATGGAGGCGGCGGAGATCGAGCGGACCACTGTCGAG
ATCGAGGCTTCGGGCGCTGGCCGCGCGGCGGGACTACGGGCGGTGGGCTCCGTCGTCCGCTTTGACGGCTTTCTTGCGGC
CTATGCCGAGGTGAAGGACGAGGACTCCCAGGACGAGGAGGACCGTCGCCTTCCGGAGATCAACAGCGGCGAGGCGCTGA
AGCGCAACTCGGTCAATGTCACCAAGCACACAACCGAGCCGCCGCCGCGCTATTCGGAAGCTTCGCTTATCAAGAAGCTC
GAGGAACTCGGCATCGGCCGGCCCTCCACCTATGCGGCTATCCTGAAGACGCTGGACGATCGCGGCTATGTCTCCAATGA
GAGGCGCAAGCTCGTACCGCAGGCCAAGGGCCGTATCGTTACGGCTTTCCTTGAGAACTTCTTCCGCCGTTATGTGGAAT
ATGATTTCACGGCCGACCTTGAGGAAAAGCTGGATGAAATCTCGGACGGTAAGCTTTCGTGGAAACAGGTGTTGCGCGAT
TTCTGGAAGGACTTTTCCGCCGCCGTCGGGGATATCAAGGAGCTGCGCGTTACCGATGTGCTCGACGCCCTGAACGAGGA
ACTGGCGCCGCTCGTCTTTCCGACGCGTGAGGATGGTGGCGATCCGCGCATCTGCCCCAAATGCGGAGCCGGCAAGCTTT
CACTGAAGCTTGGACGATACGGTGCCTTTGTCGGCTGTTCCAACTACCCGGAATGCGACTATACGCGCCAGCTTGGCGAG
AACCCGGCGGAAAATGGCGAGGCGGAAGCAGGCCTCAATGGGAACAAGGTGCTGGGCACCGATCCCTTCACCGGCGAAGA
GATCACGCTGCGGTCCGGCCGCTTCGGGCCTTACGTCCAAAGGGGCGAAGGGAAAGACGCCAAGCGAGCGGGCCTGCCCA
AAGGCTGGACGCCTGAAGATCTCGACCATGAGAAGGCCATCGCCCTGCTTTCACTGCCGCGGGATGTCGGCAAGCATCCG
GAAACCGGCAAGATGATTTCCGCCGGCATCGGCCGCTATGGGCCTTTCCTGCTGCATGACGGTACATATGCGAATCTGGA
GACGGTCGAAGATGTGTTCTCGGTCGGCCTCAACCGCGCTGTTTCGCTGCTGGCCGAAAAGCAGGCGAAGACCAACGGCG
CCCGCGCAAAACCGGCCGCTTTGAAGGAGCTCGGGGAACATCCGGACGGTGGAGTGATTACCGTGCGTGACGGCCGCTTC
GGGCCCTATGTCAATGTCGGCAAGGTGAACGCTACTTTGCCCAAGGGCAAGGATCCGATGTCTTTGACCCGCGAGGAGGC
GCTGGAACTCCTCGCTGCCAAGGCGGGAAAGACGGGCAAGAAGCCGGCGAAAAGCAAGGCGAGGAGCTGA

Upstream 100 bases:

>100_bases
CGCAGCGACAAGCGCGGCCATGTCACGTGCTGCCGGATCGCCGTATTCGGGGCCAACCGCGGCGCAGACCGCGGCATTTA
ACCAAGGTATTGCCAGCGAA

Downstream 100 bases:

>100_bases
CGGATTTGGCGCGCAAGAACTCGAAAGCGGCAGGAGGGGAAGGTGCTTCCGCCAATCCTCACCTGCCTTCGCGCGAAGAG
ATCCTGCGCTTCGTCAGCGA

Product: DNA topoisomerase I

Products: NA

Alternate protein names: DNA topoisomerase I; Omega-protein; Relaxing enzyme; Swivelase; Untwisting enzyme [H]

Number of amino acids: Translated: 849; Mature: 849

Protein sequence:

>849_residues
MDVVVVESPAKAKTINKYLGKDYKVLASFGHVRDLPAKDGSVRPEEDFAMSWEVDSPSAKRLADIAKAVKDADGLILATD
PDREGEAISWHVLEVLRQKRALKDKPVRRVVFNAITKKAILDAMASPREVDASLVDAYLARRALDYLVGFTLSPVLWRKL
PGARSAGRVQSVALRLVCDLEAEIERFVREDYWQIAALLDTPRGDSFEARLTTLDGKRLQKLDIKSQEEADSIKALLDGA
AYRVLSVEAKPTRRNPGPPFTTSTLQQAASSRLSFSASRTMQVAQRLYEGVEIGGETTGLITYMRTDGVQMAPEAIEAAR
SAVSNTFGPRYLPEKPRHYSSKAKNAQEAHEAIRPTDFSRTPDEVRKYLDSDQARLYEMIWKRAIASQMEAAEIERTTVE
IEASGAGRAAGLRAVGSVVRFDGFLAAYAEVKDEDSQDEEDRRLPEINSGEALKRNSVNVTKHTTEPPPRYSEASLIKKL
EELGIGRPSTYAAILKTLDDRGYVSNERRKLVPQAKGRIVTAFLENFFRRYVEYDFTADLEEKLDEISDGKLSWKQVLRD
FWKDFSAAVGDIKELRVTDVLDALNEELAPLVFPTREDGGDPRICPKCGAGKLSLKLGRYGAFVGCSNYPECDYTRQLGE
NPAENGEAEAGLNGNKVLGTDPFTGEEITLRSGRFGPYVQRGEGKDAKRAGLPKGWTPEDLDHEKAIALLSLPRDVGKHP
ETGKMISAGIGRYGPFLLHDGTYANLETVEDVFSVGLNRAVSLLAEKQAKTNGARAKPAALKELGEHPDGGVITVRDGRF
GPYVNVGKVNATLPKGKDPMSLTREEALELLAAKAGKTGKKPAKSKARS

Sequences:

>Translated_849_residues
MDVVVVESPAKAKTINKYLGKDYKVLASFGHVRDLPAKDGSVRPEEDFAMSWEVDSPSAKRLADIAKAVKDADGLILATD
PDREGEAISWHVLEVLRQKRALKDKPVRRVVFNAITKKAILDAMASPREVDASLVDAYLARRALDYLVGFTLSPVLWRKL
PGARSAGRVQSVALRLVCDLEAEIERFVREDYWQIAALLDTPRGDSFEARLTTLDGKRLQKLDIKSQEEADSIKALLDGA
AYRVLSVEAKPTRRNPGPPFTTSTLQQAASSRLSFSASRTMQVAQRLYEGVEIGGETTGLITYMRTDGVQMAPEAIEAAR
SAVSNTFGPRYLPEKPRHYSSKAKNAQEAHEAIRPTDFSRTPDEVRKYLDSDQARLYEMIWKRAIASQMEAAEIERTTVE
IEASGAGRAAGLRAVGSVVRFDGFLAAYAEVKDEDSQDEEDRRLPEINSGEALKRNSVNVTKHTTEPPPRYSEASLIKKL
EELGIGRPSTYAAILKTLDDRGYVSNERRKLVPQAKGRIVTAFLENFFRRYVEYDFTADLEEKLDEISDGKLSWKQVLRD
FWKDFSAAVGDIKELRVTDVLDALNEELAPLVFPTREDGGDPRICPKCGAGKLSLKLGRYGAFVGCSNYPECDYTRQLGE
NPAENGEAEAGLNGNKVLGTDPFTGEEITLRSGRFGPYVQRGEGKDAKRAGLPKGWTPEDLDHEKAIALLSLPRDVGKHP
ETGKMISAGIGRYGPFLLHDGTYANLETVEDVFSVGLNRAVSLLAEKQAKTNGARAKPAALKELGEHPDGGVITVRDGRF
GPYVNVGKVNATLPKGKDPMSLTREEALELLAAKAGKTGKKPAKSKARS
>Mature_849_residues
MDVVVVESPAKAKTINKYLGKDYKVLASFGHVRDLPAKDGSVRPEEDFAMSWEVDSPSAKRLADIAKAVKDADGLILATD
PDREGEAISWHVLEVLRQKRALKDKPVRRVVFNAITKKAILDAMASPREVDASLVDAYLARRALDYLVGFTLSPVLWRKL
PGARSAGRVQSVALRLVCDLEAEIERFVREDYWQIAALLDTPRGDSFEARLTTLDGKRLQKLDIKSQEEADSIKALLDGA
AYRVLSVEAKPTRRNPGPPFTTSTLQQAASSRLSFSASRTMQVAQRLYEGVEIGGETTGLITYMRTDGVQMAPEAIEAAR
SAVSNTFGPRYLPEKPRHYSSKAKNAQEAHEAIRPTDFSRTPDEVRKYLDSDQARLYEMIWKRAIASQMEAAEIERTTVE
IEASGAGRAAGLRAVGSVVRFDGFLAAYAEVKDEDSQDEEDRRLPEINSGEALKRNSVNVTKHTTEPPPRYSEASLIKKL
EELGIGRPSTYAAILKTLDDRGYVSNERRKLVPQAKGRIVTAFLENFFRRYVEYDFTADLEEKLDEISDGKLSWKQVLRD
FWKDFSAAVGDIKELRVTDVLDALNEELAPLVFPTREDGGDPRICPKCGAGKLSLKLGRYGAFVGCSNYPECDYTRQLGE
NPAENGEAEAGLNGNKVLGTDPFTGEEITLRSGRFGPYVQRGEGKDAKRAGLPKGWTPEDLDHEKAIALLSLPRDVGKHP
ETGKMISAGIGRYGPFLLHDGTYANLETVEDVFSVGLNRAVSLLAEKQAKTNGARAKPAALKELGEHPDGGVITVRDGRF
GPYVNVGKVNATLPKGKDPMSLTREEALELLAAKAGKTGKKPAKSKARS

Specific function: The reaction catalyzed by topoisomerases leads to the conversion of one topological isomer of DNA to another [H]

COG id: COG0550

COG function: function code L; Topoisomerase IA

Gene ontology:

Cell location: Cytoplasm [C]

Metaboloic importance: Essential [C]

Operon status: Not Known

Operon components: None

Similarity: Contains 1 Toprim domain [H]

Homologues:

Organism=Homo sapiens, GI10835218, Length=613, Percent_Identity=24.7960848287113, Blast_Score=127, Evalue=4e-29,
Organism=Homo sapiens, GI4507635, Length=582, Percent_Identity=24.3986254295533, Blast_Score=108, Evalue=2e-23,
Organism=Escherichia coli, GI1787529, Length=663, Percent_Identity=40.7239819004525, Blast_Score=463, Evalue=1e-131,
Organism=Escherichia coli, GI1788061, Length=550, Percent_Identity=25.8181818181818, Blast_Score=123, Evalue=4e-29,
Organism=Caenorhabditis elegans, GI17555378, Length=512, Percent_Identity=27.734375, Blast_Score=122, Evalue=1e-27,
Organism=Caenorhabditis elegans, GI32563869, Length=589, Percent_Identity=25.2971137521222, Blast_Score=115, Evalue=7e-26,
Organism=Saccharomyces cerevisiae, GI6323263, Length=565, Percent_Identity=23.8938053097345, Blast_Score=105, Evalue=3e-23,
Organism=Drosophila melanogaster, GI24585251, Length=606, Percent_Identity=26.2376237623762, Blast_Score=143, Evalue=5e-34,
Organism=Drosophila melanogaster, GI24640096, Length=581, Percent_Identity=24.9569707401033, Blast_Score=108, Evalue=2e-23,

Paralogues:

None

Copy number: NA

Swissprot (AC and ID): NA

Other databases:

- InterPro:   IPR003601
- InterPro:   IPR013497
- InterPro:   IPR013824
- InterPro:   IPR013825
- InterPro:   IPR000380
- InterPro:   IPR003602
- InterPro:   IPR013498
- InterPro:   IPR005733
- InterPro:   IPR006171 [H]

Pfam domain/function: PF01131 Topoisom_bac; PF01751 Toprim; PF01396 zf-C4_Topoisom [H]

EC number: =5.99.1.2 [H]

Molecular weight: Translated: 93413; Mature: 93413

Theoretical pI: Translated: 7.89; Mature: 7.89

Prosite motif: PS00396 TOPOISOMERASE_I_PROK ; PS00697 DNA_LIGASE_A1

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

0.6 %Cys     (Translated Protein)
1.2 %Met     (Translated Protein)
1.8 %Cys+Met (Translated Protein)
0.6 %Cys     (Mature Protein)
1.2 %Met     (Mature Protein)
1.8 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MDVVVVESPAKAKTINKYLGKDYKVLASFGHVRDLPAKDGSVRPEEDFAMSWEVDSPSAK
CCEEEECCCHHHHHHHHHHCCCHHHHHHHCCHHCCCCCCCCCCCCCCCEEEECCCCCHHH
RLADIAKAVKDADGLILATDPDREGEAISWHVLEVLRQKRALKDKPVRRVVFNAITKKAI
HHHHHHHHHHCCCCEEEEECCCCCCCCCHHHHHHHHHHHHHHCCCHHHHHHHHHHHHHHH
LDAMASPREVDASLVDAYLARRALDYLVGFTLSPVLWRKLPGARSAGRVQSVALRLVCDL
HHHHCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCHHHHHHHHHHHHCC
EAEIERFVREDYWQIAALLDTPRGDSFEARLTTLDGKRLQKLDIKSQEEADSIKALLDGA
HHHHHHHHHHHHHHHHHHHCCCCCCCCEEEEEECCCCHHHHCCCCCHHHHHHHHHHHHCH
AYRVLSVEAKPTRRNPGPPFTTSTLQQAASSRLSFSASRTMQVAQRLYEGVEIGGETTGL
HEEEEEEECCCCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCEE
ITYMRTDGVQMAPEAIEAARSAVSNTFGPRYLPEKPRHYSSKAKNAQEAHEAIRPTDFSR
EEEEECCCCCCCHHHHHHHHHHHHHCCCCCCCCCCCCHHHHHHCCHHHHHHHCCCCCCCC
TPDEVRKYLDSDQARLYEMIWKRAIASQMEAAEIERTTVEIEASGAGRAAGLRAVGSVVR
CHHHHHHHHCCHHHHHHHHHHHHHHHHHHHHHHHHHEEEEEECCCCCCHHHHHHHHHHHH
FDGFLAAYAEVKDEDSQDEEDRRLPEINSGEALKRNSVNVTKHTTEPPPRYSEASLIKKL
HHHHHHHHHHHCCCCCCCHHHHCCCCCCCCCCCCCCCCCEEECCCCCCCCCCHHHHHHHH
EELGIGRPSTYAAILKTLDDRGYVSNERRKLVPQAKGRIVTAFLENFFRRYVEYDFTADL
HHHCCCCCHHHHHHHHHHHCCCCCCCHHHHHCHHHCCCCHHHHHHHHHHHHHCCCCCCCH
EEKLDEISDGKLSWKQVLRDFWKDFSAAVGDIKELRVTDVLDALNEELAPLVFPTREDGG
HHHHHHHCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCEECCCCCCC
DPRICPKCGAGKLSLKLGRYGAFVGCSNYPECDYTRQLGENPAENGEAEAGLNGNKVLGT
CCCCCCCCCCCCEEEEECCCEEEEECCCCCCCHHHHHHCCCCCCCCCCCCCCCCCEEECC
DPFTGEEITLRSGRFGPYVQRGEGKDAKRAGLPKGWTPEDLDHEKAIALLSLPRDVGKHP
CCCCCCEEEEECCCCCCCCCCCCCCCHHHCCCCCCCCCCCCCHHHHHHHHHCCHHHCCCC
ETGKMISAGIGRYGPFLLHDGTYANLETVEDVFSVGLNRAVSLLAEKQAKTNGARAKPAA
CCCCHHHHCCCCCCCEEEECCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCHHH
LKELGEHPDGGVITVRDGRFGPYVNVGKVNATLPKGKDPMSLTREEALELLAAKAGKTGK
HHHHCCCCCCCEEEEECCCCCCCEEECCEEECCCCCCCCHHHHHHHHHHHHHHHCCCCCC
KPAKSKARS
CCCHHCCCC
>Mature Secondary Structure
MDVVVVESPAKAKTINKYLGKDYKVLASFGHVRDLPAKDGSVRPEEDFAMSWEVDSPSAK
CCEEEECCCHHHHHHHHHHCCCHHHHHHHCCHHCCCCCCCCCCCCCCCEEEECCCCCHHH
RLADIAKAVKDADGLILATDPDREGEAISWHVLEVLRQKRALKDKPVRRVVFNAITKKAI
HHHHHHHHHHCCCCEEEEECCCCCCCCCHHHHHHHHHHHHHHCCCHHHHHHHHHHHHHHH
LDAMASPREVDASLVDAYLARRALDYLVGFTLSPVLWRKLPGARSAGRVQSVALRLVCDL
HHHHCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCHHHHHHHHHHHHCC
EAEIERFVREDYWQIAALLDTPRGDSFEARLTTLDGKRLQKLDIKSQEEADSIKALLDGA
HHHHHHHHHHHHHHHHHHHCCCCCCCCEEEEEECCCCHHHHCCCCCHHHHHHHHHHHHCH
AYRVLSVEAKPTRRNPGPPFTTSTLQQAASSRLSFSASRTMQVAQRLYEGVEIGGETTGL
HEEEEEEECCCCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCEE
ITYMRTDGVQMAPEAIEAARSAVSNTFGPRYLPEKPRHYSSKAKNAQEAHEAIRPTDFSR
EEEEECCCCCCCHHHHHHHHHHHHHCCCCCCCCCCCCHHHHHHCCHHHHHHHCCCCCCCC
TPDEVRKYLDSDQARLYEMIWKRAIASQMEAAEIERTTVEIEASGAGRAAGLRAVGSVVR
CHHHHHHHHCCHHHHHHHHHHHHHHHHHHHHHHHHHEEEEEECCCCCCHHHHHHHHHHHH
FDGFLAAYAEVKDEDSQDEEDRRLPEINSGEALKRNSVNVTKHTTEPPPRYSEASLIKKL
HHHHHHHHHHHCCCCCCCHHHHCCCCCCCCCCCCCCCCCEEECCCCCCCCCCHHHHHHHH
EELGIGRPSTYAAILKTLDDRGYVSNERRKLVPQAKGRIVTAFLENFFRRYVEYDFTADL
HHHCCCCCHHHHHHHHHHHCCCCCCCHHHHHCHHHCCCCHHHHHHHHHHHHHCCCCCCCH
EEKLDEISDGKLSWKQVLRDFWKDFSAAVGDIKELRVTDVLDALNEELAPLVFPTREDGG
HHHHHHHCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCEECCCCCCC
DPRICPKCGAGKLSLKLGRYGAFVGCSNYPECDYTRQLGENPAENGEAEAGLNGNKVLGT
CCCCCCCCCCCCEEEEECCCEEEEECCCCCCCHHHHHHCCCCCCCCCCCCCCCCCEEECC
DPFTGEEITLRSGRFGPYVQRGEGKDAKRAGLPKGWTPEDLDHEKAIALLSLPRDVGKHP
CCCCCCEEEEECCCCCCCCCCCCCCCHHHCCCCCCCCCCCCCHHHHHHHHHCCHHHCCCC
ETGKMISAGIGRYGPFLLHDGTYANLETVEDVFSVGLNRAVSLLAEKQAKTNGARAKPAA
CCCCHHHHCCCCCCCEEEECCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCHHH
LKELGEHPDGGVITVRDGRFGPYVNVGKVNATLPKGKDPMSLTREEALELLAAKAGKTGK
HHHHCCCCCCCEEEEECCCCCCCEEECCEEECCCCCCCCHHHHHHHHHHHHHHHCCCCCC
KPAKSKARS
CCCHHCCCC

PDB accession: NA

Resolution: NA

Structure class: Unstructured

Cofactors: NA

Metal ions: NA

Kcat value (1/min): NA

Specific activity: NA

Km value (mM): NA

Substrates: NA

Specific reaction: NA

General reaction: NA

Inhibitor: NA

Structure determination priority: 9.0

TargetDB status: NA

Availability: NA

References: NA