Definition Salmonella enterica subsp. enterica serovar Schwarzengrund str. CVM19633 chromosome, complete genome.
Accession NC_011094
Length 4,709,075

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The map label for this gene is topA [H]

Identifier: 194733931

GI number: 194733931

Start: 1787171

End: 1789768

Strand: Reverse

Name: topA [H]

Synonym: SeSA_A1846

Alternate gene names: 194733931

Gene position: 1789768-1787171 (Counterclockwise)

Preceding gene: 194735219

Following gene: 194737763

Centisome position: 38.01

GC content: 54.16

Gene sequence:

>2598_bases
ATGGGTAAAGCTCTTGTCATCGTTGAGTCCCCGGCAAAAGCCAAAACGATCAACAAGTATCTGGGTAATGACTACGTGGT
GAAATCCAGCGTGGGTCATATCCGTGATTTGCCGACCAGTGGCTCAGCAGCTAAAAAGAGCGCCGACTCTACCTCCACCA
AAACGGCTAAAAAGCCCAAAAAGGATGAACGTGGCGCTCTCGTCAACCGTATGGGGGTTGATCCGTGGCACAACTGGGAT
GCGCACTATGAAGTGCTGCCCGGTAAAGAGAAGGTCGTCTCTGAACTGAAACAGTTGGCGGAAAAAGCCGACCACATCTA
TCTCGCAACCGACCTTGACCGCGAAGGGGAAGCCATTGCATGGCACCTGCGGGAAGTGATCGGCGGCGATGACGCGCGCT
ACAGTCGCGTAGTCTTTAACGAAATAACCAAAAATGCCATTCGCCAGGCGTTTGAACAGCCGGGCGAGCTGAACATTAAC
AGGGTCAACGCCCAGCAAGCGCGCCGCTTTATGGACCGCGTGGTAGGCTATATGGTCTCGCCGTTGCTGTGGAAAAAGAT
CGCCCGTGGTTTGTCGGCAGGTCGCGTTCAGTCTGTCGCGGTCCGTCTGGTCGTTGAGCGCGAGCGCGAGATTAAAGCGT
TTGTTCCGGAAGAGTTCTGGGAAATTGACGCTAATACGACGACGCCGTCTGGCGAGGCGCTACCGCTACAGGTCACGCAT
CAGAACGACAAGCCATTCCGGCCGGTAAATCGCGAGCAGACGCTTGCCGCCGTCAGCTTGCTGGAAAAAGCCAGCTATAG
CGTGCTGGAGCGAGAAGACAAGCCGACCAGCAGCAAGCCAGGCGCGCCGTTTATCACCTCCACGCTACAGCAGGCGGCCA
GCACCCGGCTGGGCTTTGGCGTGAAGAAAACCATGATGATGGCGCAGCGTCTGTATGAGGCGGGCTACATCACCTATATG
CGTACAGACTCCACCAACCTGAGTCAGGATGCGGTCAACATGGTGCGCGGTTATATTGGCGATAATTTCGGCAAGAAATA
CCTGCCGGATAACCCGAACCAGTACGCCAGCAAAGAAAACTCTCAGGAAGCGCACGAAGCGATCCGTCCTTCCGACGTTG
CTGTCATGGCGGAGTCGCTGAAAGACATGGAGGCTGACGCGCAGAAGTTGTATCAACTAATTTGGCGTCAGTTTGTCGCC
TGTCAGATGACGCCAGCACAATATGACTCTACTACGCTTACCGTTGGCGCAGGCGAGTTCCGCCTGAAAGCGCGTGGGCG
TATTTTGCGCTTTGACGGCTGGACAAAAGTGATGCCGGCGCTGCGTAAAGGCGATGAAGATCGCACATTGCCTGCCGTGA
ATAAGGGCGATGCGCTGACGCTACTTGAATTGACGCCTGCTCAGCACTTTACTAAACCGCCAGCCCGGTTTAGCGAGGCT
TCTCTGGTTAAAGAGCTTGAGAAGCGCGGTATTGGTCGTCCGTCTACCTATGCGTCGATTATCTCGACCATTCAGGATCG
CGGCTATGTTCGCGTTGAAAACCGTCGTTTCTATGCGGAAAAAATGGGTGAAATCGTCACCGATCGGCTGGAAGAAAACT
TCCGCGAATTGATGAACTACGATTTTACCGCGCAGATGGAAGATAGTCTGGATCAGGTTGCAAATCACCAGGCCGAGTGG
AAAGCGGTACTGGATAACTTCTTCAGCGATTTTACTCAGCAGCTCGATAAAGCCGAGAAAGATCCGGAAGAAGGGGGGAT
GCGCCCTAACCAGATGGTGCTGACCAGCATCGACTGTCCAACCTGTGGCCGTAAAATGGGAATTCGTACTGCCAGTACGG
GGGTTTTCCTTGGATGTTCAGGTTATGCGCTTTCGCCGAAAGAGCGTTGTAAAACGACCATTAACCTGGTGCCGGAAAAT
GAAGTTCTGAACGTGCTGGAAGGCGACGACGCCGAAACCAACGCCCTGCGCGCCAAGCGTCGCTGTCAGAAGTGTGGTAC
GGCGATGGACAGCTATCTGATCGATCCGAAGCGTAAATTGCATGTGTGTGGTAATAACCCGACCTGTGACGGCTACGAGA
TTGAAGAAGGCGAGTTCCGCATCAAAGGGTATGACGGTCCGATCGTTGAGTGTGAGAAATGTGGTTCCGAAATGCACCTG
AAAATGGGGCGTTTTGGTAAGTACATGGCCTGTACTAACGACGAATGTAAAAACACCCGTAAGATCTTGCGTAACGGCGA
AGTTGCGCCGCCGAAGGAAGATCCTGTTCCATTGCCGGAACTGCCGTGTGAAAAATCGGACGCGTACTTTGTGCTGCGCG
ATGGCGCCGCAGGGATATTCCTGGCGGCCAACACGTTCCCGAAATCACGCGAAACGCGCGCGCCATTAGTCGAGGAGCTT
TACCGGTTCCGCGATCGCCTGCCGGAAAAACTGCGTTATCTGGCGGATGCGCCGCAGCAGGATCCAGAAGGTAATAAAAC
CGTTGTTCGCTTTAGCCGCAAAACAAAACAGCAGTACGTTGCGGCGGAAAAAGACGGGAAGGCGACGGGATGGTCAGCGT
TCTTCGTCGACGGCAAGTGGGTTGAAGGCAAGAAATAA

Upstream 100 bases:

>100_bases
TCCGCAGACGCAGAGACCATATATCGTTGTCTCGTCGCCAGTGGAAGGTGAATCAACGTGCGACGCATTCCTGGAAGAAT
CAACTTAGGTAAAGGTGAAT

Downstream 100 bases:

>100_bases
CCCCTGCCTGTCGTCACTATAGTCAAGCGGGCCGCGTAAGCGGCCCTTTTTTATATACCCTTCATATTTAAAGTGGCTTA
TGTGTTGGCTACGGATTACT

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: 865; Mature: 864

Protein sequence:

>865_residues
MGKALVIVESPAKAKTINKYLGNDYVVKSSVGHIRDLPTSGSAAKKSADSTSTKTAKKPKKDERGALVNRMGVDPWHNWD
AHYEVLPGKEKVVSELKQLAEKADHIYLATDLDREGEAIAWHLREVIGGDDARYSRVVFNEITKNAIRQAFEQPGELNIN
RVNAQQARRFMDRVVGYMVSPLLWKKIARGLSAGRVQSVAVRLVVEREREIKAFVPEEFWEIDANTTTPSGEALPLQVTH
QNDKPFRPVNREQTLAAVSLLEKASYSVLEREDKPTSSKPGAPFITSTLQQAASTRLGFGVKKTMMMAQRLYEAGYITYM
RTDSTNLSQDAVNMVRGYIGDNFGKKYLPDNPNQYASKENSQEAHEAIRPSDVAVMAESLKDMEADAQKLYQLIWRQFVA
CQMTPAQYDSTTLTVGAGEFRLKARGRILRFDGWTKVMPALRKGDEDRTLPAVNKGDALTLLELTPAQHFTKPPARFSEA
SLVKELEKRGIGRPSTYASIISTIQDRGYVRVENRRFYAEKMGEIVTDRLEENFRELMNYDFTAQMEDSLDQVANHQAEW
KAVLDNFFSDFTQQLDKAEKDPEEGGMRPNQMVLTSIDCPTCGRKMGIRTASTGVFLGCSGYALSPKERCKTTINLVPEN
EVLNVLEGDDAETNALRAKRRCQKCGTAMDSYLIDPKRKLHVCGNNPTCDGYEIEEGEFRIKGYDGPIVECEKCGSEMHL
KMGRFGKYMACTNDECKNTRKILRNGEVAPPKEDPVPLPELPCEKSDAYFVLRDGAAGIFLAANTFPKSRETRAPLVEEL
YRFRDRLPEKLRYLADAPQQDPEGNKTVVRFSRKTKQQYVAAEKDGKATGWSAFFVDGKWVEGKK

Sequences:

>Translated_865_residues
MGKALVIVESPAKAKTINKYLGNDYVVKSSVGHIRDLPTSGSAAKKSADSTSTKTAKKPKKDERGALVNRMGVDPWHNWD
AHYEVLPGKEKVVSELKQLAEKADHIYLATDLDREGEAIAWHLREVIGGDDARYSRVVFNEITKNAIRQAFEQPGELNIN
RVNAQQARRFMDRVVGYMVSPLLWKKIARGLSAGRVQSVAVRLVVEREREIKAFVPEEFWEIDANTTTPSGEALPLQVTH
QNDKPFRPVNREQTLAAVSLLEKASYSVLEREDKPTSSKPGAPFITSTLQQAASTRLGFGVKKTMMMAQRLYEAGYITYM
RTDSTNLSQDAVNMVRGYIGDNFGKKYLPDNPNQYASKENSQEAHEAIRPSDVAVMAESLKDMEADAQKLYQLIWRQFVA
CQMTPAQYDSTTLTVGAGEFRLKARGRILRFDGWTKVMPALRKGDEDRTLPAVNKGDALTLLELTPAQHFTKPPARFSEA
SLVKELEKRGIGRPSTYASIISTIQDRGYVRVENRRFYAEKMGEIVTDRLEENFRELMNYDFTAQMEDSLDQVANHQAEW
KAVLDNFFSDFTQQLDKAEKDPEEGGMRPNQMVLTSIDCPTCGRKMGIRTASTGVFLGCSGYALSPKERCKTTINLVPEN
EVLNVLEGDDAETNALRAKRRCQKCGTAMDSYLIDPKRKLHVCGNNPTCDGYEIEEGEFRIKGYDGPIVECEKCGSEMHL
KMGRFGKYMACTNDECKNTRKILRNGEVAPPKEDPVPLPELPCEKSDAYFVLRDGAAGIFLAANTFPKSRETRAPLVEEL
YRFRDRLPEKLRYLADAPQQDPEGNKTVVRFSRKTKQQYVAAEKDGKATGWSAFFVDGKWVEGKK
>Mature_864_residues
GKALVIVESPAKAKTINKYLGNDYVVKSSVGHIRDLPTSGSAAKKSADSTSTKTAKKPKKDERGALVNRMGVDPWHNWDA
HYEVLPGKEKVVSELKQLAEKADHIYLATDLDREGEAIAWHLREVIGGDDARYSRVVFNEITKNAIRQAFEQPGELNINR
VNAQQARRFMDRVVGYMVSPLLWKKIARGLSAGRVQSVAVRLVVEREREIKAFVPEEFWEIDANTTTPSGEALPLQVTHQ
NDKPFRPVNREQTLAAVSLLEKASYSVLEREDKPTSSKPGAPFITSTLQQAASTRLGFGVKKTMMMAQRLYEAGYITYMR
TDSTNLSQDAVNMVRGYIGDNFGKKYLPDNPNQYASKENSQEAHEAIRPSDVAVMAESLKDMEADAQKLYQLIWRQFVAC
QMTPAQYDSTTLTVGAGEFRLKARGRILRFDGWTKVMPALRKGDEDRTLPAVNKGDALTLLELTPAQHFTKPPARFSEAS
LVKELEKRGIGRPSTYASIISTIQDRGYVRVENRRFYAEKMGEIVTDRLEENFRELMNYDFTAQMEDSLDQVANHQAEWK
AVLDNFFSDFTQQLDKAEKDPEEGGMRPNQMVLTSIDCPTCGRKMGIRTASTGVFLGCSGYALSPKERCKTTINLVPENE
VLNVLEGDDAETNALRAKRRCQKCGTAMDSYLIDPKRKLHVCGNNPTCDGYEIEEGEFRIKGYDGPIVECEKCGSEMHLK
MGRFGKYMACTNDECKNTRKILRNGEVAPPKEDPVPLPELPCEKSDAYFVLRDGAAGIFLAANTFPKSRETRAPLVEELY
RFRDRLPEKLRYLADAPQQDPEGNKTVVRFSRKTKQQYVAAEKDGKATGWSAFFVDGKWVEGKK

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=564, Percent_Identity=26.241134751773, Blast_Score=151, Evalue=2e-36,
Organism=Homo sapiens, GI4507635, Length=514, Percent_Identity=26.4591439688716, Blast_Score=148, Evalue=2e-35,
Organism=Escherichia coli, GI1787529, Length=865, Percent_Identity=96.3005780346821, Blast_Score=1749, Evalue=0.0,
Organism=Escherichia coli, GI1788061, Length=649, Percent_Identity=23.1124807395994, Blast_Score=125, Evalue=1e-29,
Organism=Caenorhabditis elegans, GI32563869, Length=658, Percent_Identity=24.9240121580547, Blast_Score=135, Evalue=1e-31,
Organism=Caenorhabditis elegans, GI17555378, Length=508, Percent_Identity=25.7874015748031, Blast_Score=134, Evalue=1e-31,
Organism=Saccharomyces cerevisiae, GI6323263, Length=478, Percent_Identity=25.3138075313808, Blast_Score=112, Evalue=2e-25,
Organism=Drosophila melanogaster, GI24585251, Length=709, Percent_Identity=24.8236953455571, Blast_Score=139, Evalue=6e-33,
Organism=Drosophila melanogaster, GI24640096, Length=500, Percent_Identity=26.2, Blast_Score=123, Evalue=5e-28,

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:   IPR013263
- InterPro:   IPR006171 [H]

Pfam domain/function: PF08272 Topo_Zn_Ribbon; PF01131 Topoisom_bac; PF01751 Toprim; PF01396 zf-C4_Topoisom [H]

EC number: =5.99.1.2 [H]

Molecular weight: Translated: 97234; Mature: 97103

Theoretical pI: Translated: 8.38; Mature: 8.38

Prosite motif: PS00396 TOPOISOMERASE_I_PROK

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

1.6 %Cys     (Translated Protein)
2.7 %Met     (Translated Protein)
4.3 %Cys+Met (Translated Protein)
1.6 %Cys     (Mature Protein)
2.5 %Met     (Mature Protein)
4.2 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MGKALVIVESPAKAKTINKYLGNDYVVKSSVGHIRDLPTSGSAAKKSADSTSTKTAKKPK
CCCEEEEEECCCHHHHHHHHHCCCEEEECCCCHHHCCCCCCCHHHCCCCCCCCHHCCCCC
KDERGALVNRMGVDPWHNWDAHYEVLPGKEKVVSELKQLAEKADHIYLATDLDREGEAIA
CCHHHHHHHHCCCCCCCCCCCCEEECCCHHHHHHHHHHHHHHCCEEEEEECCCCCCCHHH
WHLREVIGGDDARYSRVVFNEITKNAIRQAFEQPGELNINRVNAQQARRFMDRVVGYMVS
HHHHHHHCCCCCHHHHHHHHHHHHHHHHHHHCCCCCCCEEECCHHHHHHHHHHHHHHHHH
PLLWKKIARGLSAGRVQSVAVRLVVEREREIKAFVPEEFWEIDANTTTPSGEALPLQVTH
HHHHHHHHCCCCCCHHHHHHHHHHHHHHHHHHHCCCHHHHCCCCCCCCCCCCEEEEEEEC
QNDKPFRPVNREQTLAAVSLLEKASYSVLEREDKPTSSKPGAPFITSTLQQAASTRLGFG
CCCCCCCCCCHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCCCHHHHHHHHHHHHHHCCC
VKKTMMMAQRLYEAGYITYMRTDSTNLSQDAVNMVRGYIGDNFGKKYLPDNPNQYASKEN
HHHHHHHHHHHHHCCCEEEEECCCCCCHHHHHHHHHHHHCCCCCCCCCCCCCHHHHCCCC
SQEAHEAIRPSDVAVMAESLKDMEADAQKLYQLIWRQFVACQMTPAQYDSTTLTVGAGEF
HHHHHHHCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCEEEECCCCE
RLKARGRILRFDGWTKVMPALRKGDEDRTLPAVNKGDALTLLELTPAQHFTKPPARFSEA
EEEECCCEEEECCHHHHHHHHHCCCCCCCCCCCCCCCEEEEEEECCHHHCCCCCCCHHHH
SLVKELEKRGIGRPSTYASIISTIQDRGYVRVENRRFYAEKMGEIVTDRLEENFRELMNY
HHHHHHHHCCCCCCHHHHHHHHHHHHCCCEEEECCCHHHHHHHHHHHHHHHHHHHHHHCC
DFTAQMEDSLDQVANHQAEWKAVLDNFFSDFTQQLDKAEKDPEEGGMRPNQMVLTSIDCP
CCCCHHHHHHHHHHCCHHHHHHHHHHHHHHHHHHHHHHCCCHHHCCCCCCCEEEEECCCC
TCGRKMGIRTASTGVFLGCSGYALSPKERCKTTINLVPENEVLNVLEGDDAETNALRAKR
CCCHHHCCEEECCCEEEECCCCCCCCHHHCCCEEEECCCHHHHHHHCCCCCHHHHHHHHH
RCQKCGTAMDSYLIDPKRKLHVCGNNPTCDGYEIEEGEFRIKGYDGPIVECEKCGSEMHL
HHHHHHHHHHHHHCCCCCEEEEECCCCCCCCEEECCCCEEEECCCCCCHHHHHCCCHHHH
KMGRFGKYMACTNDECKNTRKILRNGEVAPPKEDPVPLPELPCEKSDAYFVLRDGAAGIF
HHHCCCCEEECCCHHHHHHHHHHHCCCCCCCCCCCCCCCCCCCCCCCCEEEEECCCCEEE
LAANTFPKSRETRAPLVEELYRFRDRLPEKLRYLADAPQQDPEGNKTVVRFSRKTKQQYV
EEECCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCEEEEEHHHHHHHHH
AAEKDGKATGWSAFFVDGKWVEGKK
HHCCCCCCCCEEEEEECCEECCCCC
>Mature Secondary Structure 
GKALVIVESPAKAKTINKYLGNDYVVKSSVGHIRDLPTSGSAAKKSADSTSTKTAKKPK
CCEEEEEECCCHHHHHHHHHCCCEEEECCCCHHHCCCCCCCHHHCCCCCCCCHHCCCCC
KDERGALVNRMGVDPWHNWDAHYEVLPGKEKVVSELKQLAEKADHIYLATDLDREGEAIA
CCHHHHHHHHCCCCCCCCCCCCEEECCCHHHHHHHHHHHHHHCCEEEEEECCCCCCCHHH
WHLREVIGGDDARYSRVVFNEITKNAIRQAFEQPGELNINRVNAQQARRFMDRVVGYMVS
HHHHHHHCCCCCHHHHHHHHHHHHHHHHHHHCCCCCCCEEECCHHHHHHHHHHHHHHHHH
PLLWKKIARGLSAGRVQSVAVRLVVEREREIKAFVPEEFWEIDANTTTPSGEALPLQVTH
HHHHHHHHCCCCCCHHHHHHHHHHHHHHHHHHHCCCHHHHCCCCCCCCCCCCEEEEEEEC
QNDKPFRPVNREQTLAAVSLLEKASYSVLEREDKPTSSKPGAPFITSTLQQAASTRLGFG
CCCCCCCCCCHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCCCHHHHHHHHHHHHHHCCC
VKKTMMMAQRLYEAGYITYMRTDSTNLSQDAVNMVRGYIGDNFGKKYLPDNPNQYASKEN
HHHHHHHHHHHHHCCCEEEEECCCCCCHHHHHHHHHHHHCCCCCCCCCCCCCHHHHCCCC
SQEAHEAIRPSDVAVMAESLKDMEADAQKLYQLIWRQFVACQMTPAQYDSTTLTVGAGEF
HHHHHHHCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCEEEECCCCE
RLKARGRILRFDGWTKVMPALRKGDEDRTLPAVNKGDALTLLELTPAQHFTKPPARFSEA
EEEECCCEEEECCHHHHHHHHHCCCCCCCCCCCCCCCEEEEEEECCHHHCCCCCCCHHHH
SLVKELEKRGIGRPSTYASIISTIQDRGYVRVENRRFYAEKMGEIVTDRLEENFRELMNY
HHHHHHHHCCCCCCHHHHHHHHHHHHCCCEEEECCCHHHHHHHHHHHHHHHHHHHHHHCC
DFTAQMEDSLDQVANHQAEWKAVLDNFFSDFTQQLDKAEKDPEEGGMRPNQMVLTSIDCP
CCCCHHHHHHHHHHCCHHHHHHHHHHHHHHHHHHHHHHCCCHHHCCCCCCCEEEEECCCC
TCGRKMGIRTASTGVFLGCSGYALSPKERCKTTINLVPENEVLNVLEGDDAETNALRAKR
CCCHHHCCEEECCCEEEECCCCCCCCHHHCCCEEEECCCHHHHHHHCCCCCHHHHHHHHH
RCQKCGTAMDSYLIDPKRKLHVCGNNPTCDGYEIEEGEFRIKGYDGPIVECEKCGSEMHL
HHHHHHHHHHHHHCCCCCEEEEECCCCCCCCEEECCCCEEEECCCCCCHHHHHCCCHHHH
KMGRFGKYMACTNDECKNTRKILRNGEVAPPKEDPVPLPELPCEKSDAYFVLRDGAAGIF
HHHCCCCEEECCCHHHHHHHHHHHCCCCCCCCCCCCCCCCCCCCCCCCEEEEECCCCEEE
LAANTFPKSRETRAPLVEELYRFRDRLPEKLRYLADAPQQDPEGNKTVVRFSRKTKQQYV
EEECCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCEEEEEHHHHHHHHH
AAEKDGKATGWSAFFVDGKWVEGKK
HHCCCCCCCCEEEEEECCEECCCCC

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: 3029379; 9097039; 9278503; 3032952; 8114910; 7779808 [H]