Definition Desulfovibrio desulfuricans subsp. desulfuricans str. G20 chromosome, complete genome.
Accession NC_007519
Length 3,730,232

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The map label for this gene is topB [H]

Identifier: 78356365

GI number: 78356365

Start: 1336747

End: 1339164

Strand: Direct

Name: topB [H]

Synonym: Dde_1318

Alternate gene names: 78356365

Gene position: 1336747-1339164 (Clockwise)

Preceding gene: 78356363

Following gene: 78356366

Centisome position: 35.84

GC content: 58.93

Gene sequence:

>2418_bases
ATGTCTAAAATACTTATTATTGCAGAAAAACCATCCGTAGCGCGGGAAATTGCACCGCTGGTCGGTGCCGTTTCCAGACG
TGACGGCTTTCTGGAAGGCCCGACGCATATCGTCAGCTGGGCGGTGGGGCATCTGGTTAACATAGCCGAGCCGGAAGAAC
AGGACGAAGCATGGGGCGGACGCTGGGCGCTGGAACAGCTGCCCATGATTCCCCGGCAGTTTCGACTGACCGTGCTGCCC
GAAGCCCGCAGACAGTATGAAACCGTGCGGCAGCTCATGCATCGCGATGATGTGGCGCATGTGGTTAACGCCACCGACGC
CGGACGGGAGGGTGAACTTATTTTCCGGCGCATCCAGCTGCACGCCGGCTGCACAAAGCCTGTGCAGCGCATGTGGGCCA
ACGATATGACGGAAGAAGGGCTGCGCCGCAGTCTGGGCAATCTGCTGGAGGATGCCGCCAAGCGTAATCTGGGGCTTGCG
GCCTTTGCACGGGCCGAGGCGGACTGGCTTATCGGTATGAATCTTTCGCGCCTGTTCACGCTGAAGGCCGGTTCACTTAT
TTCTGTCGGCCGTGTGCAGACGCCGGTGCTCAAGCTTATCTGTGACCGGCGTGCGGAAATAGAACATTTTGTTCCTTCTG
ATTTCTGGACGGTGGAGGCCCGTTTCGGCCGCAGCGCACCCTGTAATGCCGGTGGTGCCGCAGCTGCAGCCGGTTCCGCC
GCGCCGGTGTGTTTGTCTGCCGGGGCGGCGGACGCGCAAGGAGCGGAAAAACACCCCCCGCAGGCCGCTGCGGCAACTGC
CGGTCAGGCATCATGCCCGCCGGATGAGAACGCGGATGCCCGAGGCACGGGAACGGAGACACCGGCTGATGATGTGTTCA
GTGCCGTGTGGCACCTGCCGCCCGACTTCAAGGAAACACGTCTGGAGCGGCAGGATGATGCCGAAGCAGTCATCGGTCGT
TGTCAGGGCGGTACAGGCGTGGTGGACGCCACGGAAAACCGCAAGGGCTCTCAGAAACCTCCGCTTCCCTTCGACCTGAC
TACCCTGCAGCGCGAAGCGAACTCGCGTTTCGGCTATTCAGCCAAGGAAACACTCGCCATAGCGCAGGCTCTGTACGAAC
AGCGCAAGCTCATCACTTATCCCAGAACTGATTCGCGATACCTTACCCGTGATTTGTTCAAGGAAATTTTAAAGCATTTC
AGAGCGGTATATCATCTGTACCCGCAGGAGACGGTTCCGGCAGTGGAGCGTGTCAAAGCGGGGTGCAAGTTTGACTGTGT
CAATGACAAAAAAGTCACCGATCACCACGCCATCATTCCCACAGCTGCCAAAGGCAGGCCTGATGCGCTTTCTGCCGAAG
AACGTAATGTTTACGACATGGTCTGCCGCCGTTTTGTGGCCGCGTTCAGCGCTCCGGCCAGTTTCATGTCATCCACGGTA
CGGGTGCTCTCCGGTGAAGATGTTTTTGTAGCGCGGGGAAAAGTATTCAAGGATATCGGCTGGCTGGCTGTGGAACCGTG
GCGCACGGCCGAGGACAACCCGTTGCCCGCACTGCGCAAGGGGACACGGCTGCATGTGCATGAAGTTTCGGCTGTCAGAC
GGCAGACAAAAGCTCCGGCGCATTTTACCGATGCTTCGCTGCTTGCCGCCATGGAAACCGCGGGGCGGCTGGTGGATGAC
GAAGAGCTGCGCAATGCCATGAAGGAGCGCGGGCTGGGCACTCCGGCCACAAGGGCACAGATTATTGAAACCCTGCTGGC
GCGGGGGTATGTGGAAAAGAAAGGCAAAAGGCTGATTGCCACCGATTCCGGCATGCAGGCCGCGGCGCTGGTCTCTTCCA
TGCTGCCTGATATGGCCTCGGCGGAACTGACTGGTCTCTGGGAAAAAAAGCTCAAAGATATCGAAGCGGGAAATAATACA
TACCCTTTGTTCATGCAGGAAATCAGAACCATGCTGGCGCAGAGTGTCGAAAGCATAAAGCCCCGCAATGTCAAAAACAT
ACTGGTAGAAACCGCTGCGCGTCTGGCCTCGCGCGAGCTGGACGGTAAATGTCCGTTGTGCGGGGCAGAGGTGGAAGAGC
GGGACAAAGGGTTCGGGTGCAGCCGCTGGAAACGCGCTGACGGCGGGTGTCCCTTTATGATCTGGCGGACATTTATGGGT
ACGCAGATTGATGCGGGTATGGTACGCGAGCTGCTGGAGACGGGCTGCACCAGTCAGGAACTGCAGCTTACTTCCCGCGG
CGGCAATACTTTTTCGGCACGGCTCAGACTGGAGCAGGGAAGAGTGCGCCCCGACCTGCCGGAAAAACATGCCCGTGCGT
CCGGCGGCGCTGCACCGTCTGCCGGTGTGGACATGCACGACCCTGCCGAAAATCCTTTTTTCGCGGATGAAAATCCGTTT
CCGCCGGAAATGCCCTGA

Upstream 100 bases:

>100_bases
GGGGTCAAGATGCGCGCCAGCTGTCATTTGACGCCCGCCTTTCAAGCGGGTAGGTAGCGGCTCAGACTGGCTCAGAGCCT
GTCAGGCGGAATCATATATT

Downstream 100 bases:

>100_bases
TTGACCTGCGTGCTTGATGCCTGCCCGTTTTTGCGCAGCTCAGGCTGACCTGTATGGCTCGACCGGAAAAAGCAGACTTG
CTCCGCTTTTTCCGGTCTGT

Product: DNA topoisomerase III

Products: NA

Alternate protein names: DNA topoisomerase III [H]

Number of amino acids: Translated: 805; Mature: 804

Protein sequence:

>805_residues
MSKILIIAEKPSVAREIAPLVGAVSRRDGFLEGPTHIVSWAVGHLVNIAEPEEQDEAWGGRWALEQLPMIPRQFRLTVLP
EARRQYETVRQLMHRDDVAHVVNATDAGREGELIFRRIQLHAGCTKPVQRMWANDMTEEGLRRSLGNLLEDAAKRNLGLA
AFARAEADWLIGMNLSRLFTLKAGSLISVGRVQTPVLKLICDRRAEIEHFVPSDFWTVEARFGRSAPCNAGGAAAAAGSA
APVCLSAGAADAQGAEKHPPQAAAATAGQASCPPDENADARGTGTETPADDVFSAVWHLPPDFKETRLERQDDAEAVIGR
CQGGTGVVDATENRKGSQKPPLPFDLTTLQREANSRFGYSAKETLAIAQALYEQRKLITYPRTDSRYLTRDLFKEILKHF
RAVYHLYPQETVPAVERVKAGCKFDCVNDKKVTDHHAIIPTAAKGRPDALSAEERNVYDMVCRRFVAAFSAPASFMSSTV
RVLSGEDVFVARGKVFKDIGWLAVEPWRTAEDNPLPALRKGTRLHVHEVSAVRRQTKAPAHFTDASLLAAMETAGRLVDD
EELRNAMKERGLGTPATRAQIIETLLARGYVEKKGKRLIATDSGMQAAALVSSMLPDMASAELTGLWEKKLKDIEAGNNT
YPLFMQEIRTMLAQSVESIKPRNVKNILVETAARLASRELDGKCPLCGAEVEERDKGFGCSRWKRADGGCPFMIWRTFMG
TQIDAGMVRELLETGCTSQELQLTSRGGNTFSARLRLEQGRVRPDLPEKHARASGGAAPSAGVDMHDPAENPFFADENPF
PPEMP

Sequences:

>Translated_805_residues
MSKILIIAEKPSVAREIAPLVGAVSRRDGFLEGPTHIVSWAVGHLVNIAEPEEQDEAWGGRWALEQLPMIPRQFRLTVLP
EARRQYETVRQLMHRDDVAHVVNATDAGREGELIFRRIQLHAGCTKPVQRMWANDMTEEGLRRSLGNLLEDAAKRNLGLA
AFARAEADWLIGMNLSRLFTLKAGSLISVGRVQTPVLKLICDRRAEIEHFVPSDFWTVEARFGRSAPCNAGGAAAAAGSA
APVCLSAGAADAQGAEKHPPQAAAATAGQASCPPDENADARGTGTETPADDVFSAVWHLPPDFKETRLERQDDAEAVIGR
CQGGTGVVDATENRKGSQKPPLPFDLTTLQREANSRFGYSAKETLAIAQALYEQRKLITYPRTDSRYLTRDLFKEILKHF
RAVYHLYPQETVPAVERVKAGCKFDCVNDKKVTDHHAIIPTAAKGRPDALSAEERNVYDMVCRRFVAAFSAPASFMSSTV
RVLSGEDVFVARGKVFKDIGWLAVEPWRTAEDNPLPALRKGTRLHVHEVSAVRRQTKAPAHFTDASLLAAMETAGRLVDD
EELRNAMKERGLGTPATRAQIIETLLARGYVEKKGKRLIATDSGMQAAALVSSMLPDMASAELTGLWEKKLKDIEAGNNT
YPLFMQEIRTMLAQSVESIKPRNVKNILVETAARLASRELDGKCPLCGAEVEERDKGFGCSRWKRADGGCPFMIWRTFMG
TQIDAGMVRELLETGCTSQELQLTSRGGNTFSARLRLEQGRVRPDLPEKHARASGGAAPSAGVDMHDPAENPFFADENPF
PPEMP
>Mature_804_residues
SKILIIAEKPSVAREIAPLVGAVSRRDGFLEGPTHIVSWAVGHLVNIAEPEEQDEAWGGRWALEQLPMIPRQFRLTVLPE
ARRQYETVRQLMHRDDVAHVVNATDAGREGELIFRRIQLHAGCTKPVQRMWANDMTEEGLRRSLGNLLEDAAKRNLGLAA
FARAEADWLIGMNLSRLFTLKAGSLISVGRVQTPVLKLICDRRAEIEHFVPSDFWTVEARFGRSAPCNAGGAAAAAGSAA
PVCLSAGAADAQGAEKHPPQAAAATAGQASCPPDENADARGTGTETPADDVFSAVWHLPPDFKETRLERQDDAEAVIGRC
QGGTGVVDATENRKGSQKPPLPFDLTTLQREANSRFGYSAKETLAIAQALYEQRKLITYPRTDSRYLTRDLFKEILKHFR
AVYHLYPQETVPAVERVKAGCKFDCVNDKKVTDHHAIIPTAAKGRPDALSAEERNVYDMVCRRFVAAFSAPASFMSSTVR
VLSGEDVFVARGKVFKDIGWLAVEPWRTAEDNPLPALRKGTRLHVHEVSAVRRQTKAPAHFTDASLLAAMETAGRLVDDE
ELRNAMKERGLGTPATRAQIIETLLARGYVEKKGKRLIATDSGMQAAALVSSMLPDMASAELTGLWEKKLKDIEAGNNTY
PLFMQEIRTMLAQSVESIKPRNVKNILVETAARLASRELDGKCPLCGAEVEERDKGFGCSRWKRADGGCPFMIWRTFMGT
QIDAGMVRELLETGCTSQELQLTSRGGNTFSARLRLEQGRVRPDLPEKHARASGGAAPSAGVDMHDPAENPFFADENPFP
PEMP

Specific function: The reaction catalyzed by topoisomerases leads to the conversion of one topological isomer of DNA to another. TOP3 is a potent decatenase [H]

COG id: COG0550

COG function: function code L; Topoisomerase IA

Gene ontology:

Cell location: Cytoplasm [C]

Metaboloic importance: Non_Essential [C]

Operon status: Not Known

Operon components: None

Similarity: Contains 1 Toprim domain [H]

Homologues:

Organism=Homo sapiens, GI10835218, Length=373, Percent_Identity=26.8096514745308, Blast_Score=100, Evalue=8e-21,
Organism=Homo sapiens, GI4507635, Length=341, Percent_Identity=24.0469208211144, Blast_Score=93, Evalue=1e-18,
Organism=Escherichia coli, GI1788061, Length=389, Percent_Identity=38.0462724935733, Blast_Score=223, Evalue=4e-59,
Organism=Escherichia coli, GI1787529, Length=381, Percent_Identity=26.509186351706, Blast_Score=125, Evalue=1e-29,
Organism=Caenorhabditis elegans, GI32563869, Length=365, Percent_Identity=24.9315068493151, Blast_Score=91, Evalue=2e-18,
Organism=Caenorhabditis elegans, GI17555378, Length=343, Percent_Identity=24.7813411078717, Blast_Score=78, Evalue=2e-14,
Organism=Drosophila melanogaster, GI24640096, Length=339, Percent_Identity=23.3038348082596, Blast_Score=86, Evalue=9e-17,
Organism=Drosophila melanogaster, GI24585251, Length=323, Percent_Identity=25.6965944272446, Blast_Score=82, Evalue=1e-15,

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:   IPR005738
- InterPro:   IPR006171 [H]

Pfam domain/function: PF01131 Topoisom_bac; PF01751 Toprim [H]

EC number: =5.99.1.2 [H]

Molecular weight: Translated: 88353; Mature: 88222

Theoretical pI: Translated: 7.37; Mature: 7.37

Prosite motif: PS00396 TOPOISOMERASE_I_PROK

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

1.7 %Cys     (Translated Protein)
2.5 %Met     (Translated Protein)
4.2 %Cys+Met (Translated Protein)
1.7 %Cys     (Mature Protein)
2.4 %Met     (Mature Protein)
4.1 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MSKILIIAEKPSVAREIAPLVGAVSRRDGFLEGPTHIVSWAVGHLVNIAEPEEQDEAWGG
CCCEEEEECCCHHHHHHHHHHHHHHHCCCCCCCHHHHHHHHHHHHHCCCCCCCHHHHCCC
RWALEQLPMIPRQFRLTVLPEARRQYETVRQLMHRDDVAHVVNATDAGREGELIFRRIQL
CHHHHHCCCCCCCEEEEECHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCHHHHHHHHHH
HAGCTKPVQRMWANDMTEEGLRRSLGNLLEDAAKRNLGLAAFARAEADWLIGMNLSRLFT
HCCCCHHHHHHHHCCHHHHHHHHHHHHHHHHHHHHCCCHHHHHHCCCCEEECCCHHHHEE
LKAGSLISVGRVQTPVLKLICDRRAEIEHFVPSDFWTVEARFGRSAPCNAGGAAAAAGSA
ECCCCEEECCCHHHHHHHHHHHHHHHHHHCCCCCCEEEEECCCCCCCCCCCCCHHCCCCC
APVCLSAGAADAQGAEKHPPQAAAATAGQASCPPDENADARGTGTETPADDVFSAVWHLP
CCCEEECCCCCCCCCCCCCCHHHHHCCCCCCCCCCCCCCCCCCCCCCCHHHHHHHHHCCC
PDFKETRLERQDDAEAVIGRCQGGTGVVDATENRKGSQKPPLPFDLTTLQREANSRFGYS
CCHHHHHCCCCCCHHHHHHHCCCCCCCEECCCCCCCCCCCCCCCCHHHHHHHHCCCCCCC
AKETLAIAQALYEQRKLITYPRTDSRYLTRDLFKEILKHFRAVYHLYPQETVPAVERVKA
HHHHHHHHHHHHHHHHEEECCCCCCHHHHHHHHHHHHHHHHHHHHHCCCHHHHHHHHHHC
GCKFDCVNDKKVTDHHAIIPTAAKGRPDALSAEERNVYDMVCRRFVAAFSAPASFMSSTV
CCEEECCCCCCCCCCCEECCCCCCCCCCCCCCCCCCHHHHHHHHHHHHHCCCHHHHHHHH
RVLSGEDVFVARGKVFKDIGWLAVEPWRTAEDNPLPALRKGTRLHVHEVSAVRRQTKAPA
HHHCCCCEEEECCHHHHHCCCEEECCCCCCCCCCCCHHHCCCEEEHHHHHHHHHHHCCCC
HFTDASLLAAMETAGRLVDDEELRNAMKERGLGTPATRAQIIETLLARGYVEKKGKRLIA
CCCHHHHHHHHHHHCCCCCHHHHHHHHHHCCCCCCHHHHHHHHHHHHHHHHHHCCCEEEE
TDSGMQAAALVSSMLPDMASAELTGLWEKKLKDIEAGNNTYPLFMQEIRTMLAQSVESIK
ECCCCHHHHHHHHHCCHHHHHHHHHHHHHHHHHHHCCCCCCHHHHHHHHHHHHHHHHHCC
PRNVKNILVETAARLASRELDGKCPLCGAEVEERDKGFGCSRWKRADGGCPFMIWRTFMG
CCHHHHHHHHHHHHHHHHCCCCCCCCCCCCHHHHCCCCCCCCCCCCCCCCHHHHHHHHHC
TQIDAGMVRELLETGCTSQELQLTSRGGNTFSARLRLEQGRVRPDLPEKHARASGGAAPS
CCCCHHHHHHHHHCCCCCHHEEEECCCCCEEEEEEEEECCCCCCCCCHHHHCCCCCCCCC
AGVDMHDPAENPFFADENPFPPEMP
CCCCCCCCCCCCCCCCCCCCCCCCC
>Mature Secondary Structure 
SKILIIAEKPSVAREIAPLVGAVSRRDGFLEGPTHIVSWAVGHLVNIAEPEEQDEAWGG
CCEEEEECCCHHHHHHHHHHHHHHHCCCCCCCHHHHHHHHHHHHHCCCCCCCHHHHCCC
RWALEQLPMIPRQFRLTVLPEARRQYETVRQLMHRDDVAHVVNATDAGREGELIFRRIQL
CHHHHHCCCCCCCEEEEECHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCHHHHHHHHHH
HAGCTKPVQRMWANDMTEEGLRRSLGNLLEDAAKRNLGLAAFARAEADWLIGMNLSRLFT
HCCCCHHHHHHHHCCHHHHHHHHHHHHHHHHHHHHCCCHHHHHHCCCCEEECCCHHHHEE
LKAGSLISVGRVQTPVLKLICDRRAEIEHFVPSDFWTVEARFGRSAPCNAGGAAAAAGSA
ECCCCEEECCCHHHHHHHHHHHHHHHHHHCCCCCCEEEEECCCCCCCCCCCCCHHCCCCC
APVCLSAGAADAQGAEKHPPQAAAATAGQASCPPDENADARGTGTETPADDVFSAVWHLP
CCCEEECCCCCCCCCCCCCCHHHHHCCCCCCCCCCCCCCCCCCCCCCCHHHHHHHHHCCC
PDFKETRLERQDDAEAVIGRCQGGTGVVDATENRKGSQKPPLPFDLTTLQREANSRFGYS
CCHHHHHCCCCCCHHHHHHHCCCCCCCEECCCCCCCCCCCCCCCCHHHHHHHHCCCCCCC
AKETLAIAQALYEQRKLITYPRTDSRYLTRDLFKEILKHFRAVYHLYPQETVPAVERVKA
HHHHHHHHHHHHHHHHEEECCCCCCHHHHHHHHHHHHHHHHHHHHHCCCHHHHHHHHHHC
GCKFDCVNDKKVTDHHAIIPTAAKGRPDALSAEERNVYDMVCRRFVAAFSAPASFMSSTV
CCEEECCCCCCCCCCCEECCCCCCCCCCCCCCCCCCHHHHHHHHHHHHHCCCHHHHHHHH
RVLSGEDVFVARGKVFKDIGWLAVEPWRTAEDNPLPALRKGTRLHVHEVSAVRRQTKAPA
HHHCCCCEEEECCHHHHHCCCEEECCCCCCCCCCCCHHHCCCEEEHHHHHHHHHHHCCCC
HFTDASLLAAMETAGRLVDDEELRNAMKERGLGTPATRAQIIETLLARGYVEKKGKRLIA
CCCHHHHHHHHHHHCCCCCHHHHHHHHHHCCCCCCHHHHHHHHHHHHHHHHHHCCCEEEE
TDSGMQAAALVSSMLPDMASAELTGLWEKKLKDIEAGNNTYPLFMQEIRTMLAQSVESIK
ECCCCHHHHHHHHHCCHHHHHHHHHHHHHHHHHHHCCCCCCHHHHHHHHHHHHHHHHHCC
PRNVKNILVETAARLASRELDGKCPLCGAEVEERDKGFGCSRWKRADGGCPFMIWRTFMG
CCHHHHHHHHHHHHHHHHCCCCCCCCCCCCHHHHCCCCCCCCCCCCCCCCHHHHHHHHHC
TQIDAGMVRELLETGCTSQELQLTSRGGNTFSARLRLEQGRVRPDLPEKHARASGGAAPS
CCCCHHHHHHHHHCCCCCHHEEEECCCCCEEEEEEEEECCCCCCCCCHHHHCCCCCCCCC
AGVDMHDPAENPFFADENPFPPEMP
CCCCCCCCCCCCCCCCCCCCCCCCC

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: 7542800 [H]