The gene/protein map for NC_011740 is currently unavailable.
Definition Escherichia fergusonii ATCC 35469 chromosome, complete genome.
Accession NC_011740
Length 4,588,711

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The map label for this gene is topA [H]

Identifier: 218549035

GI number: 218549035

Start: 1728898

End: 1731495

Strand: Reverse

Name: topA [H]

Synonym: EFER_1683

Alternate gene names: 218549035

Gene position: 1731495-1728898 (Counterclockwise)

Preceding gene: 218549037

Following gene: 218549034

Centisome position: 37.73

GC content: 51.15

Gene sequence:

>2598_bases
ATGGGTAAAGCTCTCGTCATCGTTGAGTCCCCGGCAAAAGCCAAAACGATCAACAAGTATCTGGGTAATGACTATGTGGT
GAAATCCAGTGTTGGTCATATCCGTGATTTGCCGACCAGTGGCTCAACCGCTAAAAAGAGCGCCGACTCTACCTCCACCA
AAACGGCTAAAAAGCCTAAAAAGGATGAACGTGGCGCTCTGGTCAACCGTATGGGGGTTGATCCATGGCACAACTGGGAG
GCGCACTATGAAGTGCTGCCTGGTAAAGAGAAAGTTGTCTCTGAACTCAAACAATTGGCTGAAAAAGCCGATCACATCTA
TCTCGCAACCGACCTTGACCGCGAAGGGGAAGCCATTGCCTGGCACCTGCGGGAAGTAATTGGTGGTGATGATGCGCGCT
ATAGTCGCGTTGTCTTTAATGAAATCACGAAAAACGCGATTCGTCAGGCCTTTGAAAAGCCTGGAGAGTTAAATATTGAT
CGTGTAAATGCCCAGCAGGCGCGTCGCTTTATGGACCGCGTGGTGGGATATATGGTCTCTCCACTGCTGTGGAAAAAGAT
CGCCCGCGGTCTCTCCGCGGGAAGGGTACAGTCCGTTGCTGTTCGTCTGGTGGTGGAGCGTGAGCGTGAAATTAAAGCCT
TCGTCCCGGAAGAATTCTGGGAAGTAGACGCTAATACCACGACGCCTTCTGGCGATGCACTGGCATTACAGGTTACTCAT
CAGAACGACAAACCGTTCCGCCCGGTCAACAAAGAACAAACTCAGGCTGCGGTAAGTCTGCTGGAAAAAGCGCGCTACAG
CGTGCTGGAACGTGAAGACAAACCGACAACCAGTAAACCTGGCGCTCCTTTTATTACCTCTACGCTGCAACAAGCTGCCA
GCACCCGTCTTGGTTTTGGCGTGAAAAAAACCATGATGATGGCGCAGCGTTTGTATGAAGCAGGCTATATCACTTACATG
CGTACCGACTCCACCAACCTGAGTCAGGACGCAGTAAATATGGTTCGCGGTTATATCAGCGATAATTTTGGTAAGAAATA
TCTGCCGGAAAGTCCGAATCAGTACGCCAGCAAAGAAAACTCACAGGAAGCGCACGAAGCGATTCGTCCTTCTGACGTCA
ATGTGATGGCGGAATCGCTGAAGGATATGGAAGCAGATGCGCAGAAACTGTACCAGTTAATCTGGCGTCAGTTCGTTGCC
TGCCAGATGACCCCAGCGAAATATGACTCCACGACGCTGACCGTTGGTGCGGGCGATTTCCGCCTGAAAGCACGCGGTCG
TATTTTGCGCTTTGATGGCTGGACGAAAGTGATGCCTGCGCTGCGTAAAGGCGATGAAGATCGTATCTTACCGGCAGTCG
ATAAAGGCGATGCTCTGACGCTCGTTGAACTGACACCAGCCCAGCACTTTACCAAGCCGCCAGCCCGTTTCAGTGAAGCA
TCGCTGGTTAAAGAGCTGGAAAAACGCGGTATCGGTCGTCCGTCTACCTACGCGTCGATCATTTCGACCATTCAGGATCG
TGGCTATGTGCGAGTAGAAAATCGTCGTTTCTATGCGGAAAAAATGGGCGAAATCGTCACCGATCGCCTGGAAGAGAATT
TCCGTGAGTTAATGAACTACGACTTCACCGCACAGATGGAAAACAGCCTCGACCAGGTGGCAAATCACGAAGCAGAGTGG
AAAGCTGTACTGGATCACTTCTTCTCGGATTTCACTCAGCAGCTTGATAAAGCTGAAAAAGATCCGGAAGAGGGTGGTAT
GCGCCCAAATCAGATGGTTCTGACCAGCATCGACTGCCCGACCTGTGGTCGCAAAATGGGGATTCGTACCGCCAGCACGG
GGGTATTCCTGGGCTGTTCCGGCTATGCGCTGCCACCGAAAGAGCGTTGCAAAACAACCATTAACCTGGTACCGGAAAAC
GAAGTTCTTAACGTGCTGGAAGGCGAAGACGCAGAAACCAACGCTTTGCGCGCCAAACGTCGTTGCCCGAAATGTGGCAC
GGCGATGGACAGCTATCTCATCGATCCGAAACGTAAATTGCATGTCTGTGGTAATAACCCAACCTGCGACGGTTACGAAA
TCGAAGAGGGCGAATTCCGCATTAAAGGTTATGACGGGCCGATCGTTGAGTGTGAAAAATGTGGTTCTGAAATGCACCTG
AAAATGGGGCGCTTCGGTAAGTACATGGCCTGCACTAACGAAGAGTGTAAAAACACGCGTAAGATTTTACGTAATGGCGA
AGTTGCGCCGCCGAAAGAAGATCCAGTTCCACTGCCAGAGCTGCCGTGTGAAAAATCGGATGCTTATTTCGTGCTGCGTG
ACGGTGCTGCTGGCGTCTTCCTTGCGGCTAACACCTTCCCGAAATCGCGTGAAACACGTGCGCCGCTGGTGGAAGAACTT
TATCGCTTCCGCGACCGTCTGCCAGAAAAACTGCGCTATCTGGCGGATGCACCGCAGCAGGACCCAGCTGGTAATAAATC
GATGGTCCGCTTTAGCCGCAAAACGAAGCAGCAATATGTCTCTTCGGAAAAAGAGGGTAAAGCTACTGGATGGTCCGCAT
TCTACATTGATGGTAAGTGGGTCGAAGGTAAGAAATAA

Upstream 100 bases:

>100_bases
TATCCGCCAGTTGCGAAACCATATCGACGTTTCGTCGCCAGCGGAAGGTGAATCAACGTGCGACGCATTCCTGGAAGAAT
CAAATTAGGTAAAGGTGAAT

Downstream 100 bases:

>100_bases
TTACCCACGGTAGCCAACTCCTCCAAAAGGGTCGCGGATGCGACCCTTTTTCGTGTAATTTCACTATTTTTTAATACTAT
CTATACAGCAAAGATATAAA

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
MGKALVIVESPAKAKTINKYLGNDYVVKSSVGHIRDLPTSGSTAKKSADSTSTKTAKKPKKDERGALVNRMGVDPWHNWE
AHYEVLPGKEKVVSELKQLAEKADHIYLATDLDREGEAIAWHLREVIGGDDARYSRVVFNEITKNAIRQAFEKPGELNID
RVNAQQARRFMDRVVGYMVSPLLWKKIARGLSAGRVQSVAVRLVVEREREIKAFVPEEFWEVDANTTTPSGDALALQVTH
QNDKPFRPVNKEQTQAAVSLLEKARYSVLEREDKPTTSKPGAPFITSTLQQAASTRLGFGVKKTMMMAQRLYEAGYITYM
RTDSTNLSQDAVNMVRGYISDNFGKKYLPESPNQYASKENSQEAHEAIRPSDVNVMAESLKDMEADAQKLYQLIWRQFVA
CQMTPAKYDSTTLTVGAGDFRLKARGRILRFDGWTKVMPALRKGDEDRILPAVDKGDALTLVELTPAQHFTKPPARFSEA
SLVKELEKRGIGRPSTYASIISTIQDRGYVRVENRRFYAEKMGEIVTDRLEENFRELMNYDFTAQMENSLDQVANHEAEW
KAVLDHFFSDFTQQLDKAEKDPEEGGMRPNQMVLTSIDCPTCGRKMGIRTASTGVFLGCSGYALPPKERCKTTINLVPEN
EVLNVLEGEDAETNALRAKRRCPKCGTAMDSYLIDPKRKLHVCGNNPTCDGYEIEEGEFRIKGYDGPIVECEKCGSEMHL
KMGRFGKYMACTNEECKNTRKILRNGEVAPPKEDPVPLPELPCEKSDAYFVLRDGAAGVFLAANTFPKSRETRAPLVEEL
YRFRDRLPEKLRYLADAPQQDPAGNKSMVRFSRKTKQQYVSSEKEGKATGWSAFYIDGKWVEGKK

Sequences:

>Translated_865_residues
MGKALVIVESPAKAKTINKYLGNDYVVKSSVGHIRDLPTSGSTAKKSADSTSTKTAKKPKKDERGALVNRMGVDPWHNWE
AHYEVLPGKEKVVSELKQLAEKADHIYLATDLDREGEAIAWHLREVIGGDDARYSRVVFNEITKNAIRQAFEKPGELNID
RVNAQQARRFMDRVVGYMVSPLLWKKIARGLSAGRVQSVAVRLVVEREREIKAFVPEEFWEVDANTTTPSGDALALQVTH
QNDKPFRPVNKEQTQAAVSLLEKARYSVLEREDKPTTSKPGAPFITSTLQQAASTRLGFGVKKTMMMAQRLYEAGYITYM
RTDSTNLSQDAVNMVRGYISDNFGKKYLPESPNQYASKENSQEAHEAIRPSDVNVMAESLKDMEADAQKLYQLIWRQFVA
CQMTPAKYDSTTLTVGAGDFRLKARGRILRFDGWTKVMPALRKGDEDRILPAVDKGDALTLVELTPAQHFTKPPARFSEA
SLVKELEKRGIGRPSTYASIISTIQDRGYVRVENRRFYAEKMGEIVTDRLEENFRELMNYDFTAQMENSLDQVANHEAEW
KAVLDHFFSDFTQQLDKAEKDPEEGGMRPNQMVLTSIDCPTCGRKMGIRTASTGVFLGCSGYALPPKERCKTTINLVPEN
EVLNVLEGEDAETNALRAKRRCPKCGTAMDSYLIDPKRKLHVCGNNPTCDGYEIEEGEFRIKGYDGPIVECEKCGSEMHL
KMGRFGKYMACTNEECKNTRKILRNGEVAPPKEDPVPLPELPCEKSDAYFVLRDGAAGVFLAANTFPKSRETRAPLVEEL
YRFRDRLPEKLRYLADAPQQDPAGNKSMVRFSRKTKQQYVSSEKEGKATGWSAFYIDGKWVEGKK
>Mature_864_residues
GKALVIVESPAKAKTINKYLGNDYVVKSSVGHIRDLPTSGSTAKKSADSTSTKTAKKPKKDERGALVNRMGVDPWHNWEA
HYEVLPGKEKVVSELKQLAEKADHIYLATDLDREGEAIAWHLREVIGGDDARYSRVVFNEITKNAIRQAFEKPGELNIDR
VNAQQARRFMDRVVGYMVSPLLWKKIARGLSAGRVQSVAVRLVVEREREIKAFVPEEFWEVDANTTTPSGDALALQVTHQ
NDKPFRPVNKEQTQAAVSLLEKARYSVLEREDKPTTSKPGAPFITSTLQQAASTRLGFGVKKTMMMAQRLYEAGYITYMR
TDSTNLSQDAVNMVRGYISDNFGKKYLPESPNQYASKENSQEAHEAIRPSDVNVMAESLKDMEADAQKLYQLIWRQFVAC
QMTPAKYDSTTLTVGAGDFRLKARGRILRFDGWTKVMPALRKGDEDRILPAVDKGDALTLVELTPAQHFTKPPARFSEAS
LVKELEKRGIGRPSTYASIISTIQDRGYVRVENRRFYAEKMGEIVTDRLEENFRELMNYDFTAQMENSLDQVANHEAEWK
AVLDHFFSDFTQQLDKAEKDPEEGGMRPNQMVLTSIDCPTCGRKMGIRTASTGVFLGCSGYALPPKERCKTTINLVPENE
VLNVLEGEDAETNALRAKRRCPKCGTAMDSYLIDPKRKLHVCGNNPTCDGYEIEEGEFRIKGYDGPIVECEKCGSEMHLK
MGRFGKYMACTNEECKNTRKILRNGEVAPPKEDPVPLPELPCEKSDAYFVLRDGAAGVFLAANTFPKSRETRAPLVEELY
RFRDRLPEKLRYLADAPQQDPAGNKSMVRFSRKTKQQYVSSEKEGKATGWSAFYIDGKWVEGKK

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=609, Percent_Identity=25.4515599343186, Blast_Score=150, Evalue=7e-36,
Organism=Homo sapiens, GI4507635, Length=514, Percent_Identity=27.431906614786, Blast_Score=147, Evalue=3e-35,
Organism=Escherichia coli, GI1787529, Length=865, Percent_Identity=98.8439306358381, Blast_Score=1788, Evalue=0.0,
Organism=Escherichia coli, GI1788061, Length=644, Percent_Identity=22.8260869565217, Blast_Score=122, Evalue=9e-29,
Organism=Caenorhabditis elegans, GI32563869, Length=565, Percent_Identity=24.7787610619469, Blast_Score=132, Evalue=8e-31,
Organism=Caenorhabditis elegans, GI17555378, Length=505, Percent_Identity=25.5445544554455, Blast_Score=129, Evalue=6e-30,
Organism=Drosophila melanogaster, GI24585251, Length=618, Percent_Identity=24.4336569579288, Blast_Score=139, Evalue=1e-32,
Organism=Drosophila melanogaster, GI24640096, Length=508, Percent_Identity=26.1811023622047, Blast_Score=124, Evalue=3e-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: 97393; Mature: 97262

Theoretical pI: Translated: 8.55; Mature: 8.55

Prosite motif: PS00396 TOPOISOMERASE_I_PROK

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

1.6 %Cys     (Translated Protein)
2.8 %Met     (Translated Protein)
4.4 %Cys+Met (Translated Protein)
1.6 %Cys     (Mature Protein)
2.7 %Met     (Mature Protein)
4.3 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MGKALVIVESPAKAKTINKYLGNDYVVKSSVGHIRDLPTSGSTAKKSADSTSTKTAKKPK
CCCEEEEEECCCHHHHHHHHHCCCEEEECCCCHHHCCCCCCCCHHCCCCCCCCHHCCCCC
KDERGALVNRMGVDPWHNWEAHYEVLPGKEKVVSELKQLAEKADHIYLATDLDREGEAIA
CCHHHHHHHHCCCCCCCCCCCCEEECCCHHHHHHHHHHHHHHCCEEEEEECCCCCCCHHH
WHLREVIGGDDARYSRVVFNEITKNAIRQAFEKPGELNIDRVNAQQARRFMDRVVGYMVS
HHHHHHHCCCCCHHHHHHHHHHHHHHHHHHHCCCCCCCEECCCHHHHHHHHHHHHHHHHH
PLLWKKIARGLSAGRVQSVAVRLVVEREREIKAFVPEEFWEVDANTTTPSGDALALQVTH
HHHHHHHHCCCCCCHHHHHHHHHHHHHHHHHHHCCCHHHHCCCCCCCCCCCCEEEEEEEE
QNDKPFRPVNKEQTQAAVSLLEKARYSVLEREDKPTTSKPGAPFITSTLQQAASTRLGFG
CCCCCCCCCCHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCCCHHHHHHHHHHHHHHCCC
VKKTMMMAQRLYEAGYITYMRTDSTNLSQDAVNMVRGYISDNFGKKYLPESPNQYASKEN
HHHHHHHHHHHHHCCCEEEEECCCCCCHHHHHHHHHHHHHCCCCCCCCCCCCCHHHCCCC
SQEAHEAIRPSDVNVMAESLKDMEADAQKLYQLIWRQFVACQMTPAKYDSTTLTVGAGDF
HHHHHHHCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCEEEECCCCE
RLKARGRILRFDGWTKVMPALRKGDEDRILPAVDKGDALTLVELTPAQHFTKPPARFSEA
EEEECCCEEEECCHHHHHHHHHCCCCCCCCCCCCCCCEEEEEEECCHHHCCCCCCCHHHH
SLVKELEKRGIGRPSTYASIISTIQDRGYVRVENRRFYAEKMGEIVTDRLEENFRELMNY
HHHHHHHHCCCCCCHHHHHHHHHHHHCCCEEEECCCHHHHHHHHHHHHHHHHHHHHHHCC
DFTAQMENSLDQVANHEAEWKAVLDHFFSDFTQQLDKAEKDPEEGGMRPNQMVLTSIDCP
CCHHHHHHHHHHHHCCCHHHHHHHHHHHHHHHHHHHHHCCCHHHCCCCCCCEEEEECCCC
TCGRKMGIRTASTGVFLGCSGYALPPKERCKTTINLVPENEVLNVLEGEDAETNALRAKR
CCCHHHCCEEECCCEEEECCCCCCCCHHHCCCEEEECCCHHHHHHHCCCCCHHHHHHHHH
RCPKCGTAMDSYLIDPKRKLHVCGNNPTCDGYEIEEGEFRIKGYDGPIVECEKCGSEMHL
CCCCCCCHHHHHHCCCCCEEEEECCCCCCCCEEECCCCEEEECCCCCCHHHHHCCCHHHH
KMGRFGKYMACTNEECKNTRKILRNGEVAPPKEDPVPLPELPCEKSDAYFVLRDGAAGVF
HHHCCCCEEECCCHHHHHHHHHHHCCCCCCCCCCCCCCCCCCCCCCCCEEEEECCCCEEE
LAANTFPKSRETRAPLVEELYRFRDRLPEKLRYLADAPQQDPAGNKSMVRFSRKTKQQYV
EEECCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCHHHHHHHHHHHHHHH
SSEKEGKATGWSAFYIDGKWVEGKK
CCCCCCCCCCCEEEEEECEECCCCC
>Mature Secondary Structure 
GKALVIVESPAKAKTINKYLGNDYVVKSSVGHIRDLPTSGSTAKKSADSTSTKTAKKPK
CCEEEEEECCCHHHHHHHHHCCCEEEECCCCHHHCCCCCCCCHHCCCCCCCCHHCCCCC
KDERGALVNRMGVDPWHNWEAHYEVLPGKEKVVSELKQLAEKADHIYLATDLDREGEAIA
CCHHHHHHHHCCCCCCCCCCCCEEECCCHHHHHHHHHHHHHHCCEEEEEECCCCCCCHHH
WHLREVIGGDDARYSRVVFNEITKNAIRQAFEKPGELNIDRVNAQQARRFMDRVVGYMVS
HHHHHHHCCCCCHHHHHHHHHHHHHHHHHHHCCCCCCCEECCCHHHHHHHHHHHHHHHHH
PLLWKKIARGLSAGRVQSVAVRLVVEREREIKAFVPEEFWEVDANTTTPSGDALALQVTH
HHHHHHHHCCCCCCHHHHHHHHHHHHHHHHHHHCCCHHHHCCCCCCCCCCCCEEEEEEEE
QNDKPFRPVNKEQTQAAVSLLEKARYSVLEREDKPTTSKPGAPFITSTLQQAASTRLGFG
CCCCCCCCCCHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCCCHHHHHHHHHHHHHHCCC
VKKTMMMAQRLYEAGYITYMRTDSTNLSQDAVNMVRGYISDNFGKKYLPESPNQYASKEN
HHHHHHHHHHHHHCCCEEEEECCCCCCHHHHHHHHHHHHHCCCCCCCCCCCCCHHHCCCC
SQEAHEAIRPSDVNVMAESLKDMEADAQKLYQLIWRQFVACQMTPAKYDSTTLTVGAGDF
HHHHHHHCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCEEEECCCCE
RLKARGRILRFDGWTKVMPALRKGDEDRILPAVDKGDALTLVELTPAQHFTKPPARFSEA
EEEECCCEEEECCHHHHHHHHHCCCCCCCCCCCCCCCEEEEEEECCHHHCCCCCCCHHHH
SLVKELEKRGIGRPSTYASIISTIQDRGYVRVENRRFYAEKMGEIVTDRLEENFRELMNY
HHHHHHHHCCCCCCHHHHHHHHHHHHCCCEEEECCCHHHHHHHHHHHHHHHHHHHHHHCC
DFTAQMENSLDQVANHEAEWKAVLDHFFSDFTQQLDKAEKDPEEGGMRPNQMVLTSIDCP
CCHHHHHHHHHHHHCCCHHHHHHHHHHHHHHHHHHHHHCCCHHHCCCCCCCEEEEECCCC
TCGRKMGIRTASTGVFLGCSGYALPPKERCKTTINLVPENEVLNVLEGEDAETNALRAKR
CCCHHHCCEEECCCEEEECCCCCCCCHHHCCCEEEECCCHHHHHHHCCCCCHHHHHHHHH
RCPKCGTAMDSYLIDPKRKLHVCGNNPTCDGYEIEEGEFRIKGYDGPIVECEKCGSEMHL
CCCCCCCHHHHHHCCCCCEEEEECCCCCCCCEEECCCCEEEECCCCCCHHHHHCCCHHHH
KMGRFGKYMACTNEECKNTRKILRNGEVAPPKEDPVPLPELPCEKSDAYFVLRDGAAGVF
HHHCCCCEEECCCHHHHHHHHHHHCCCCCCCCCCCCCCCCCCCCCCCCEEEEECCCCEEE
LAANTFPKSRETRAPLVEELYRFRDRLPEKLRYLADAPQQDPAGNKSMVRFSRKTKQQYV
EEECCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCHHHHHHHHHHHHHHH
SSEKEGKATGWSAFYIDGKWVEGKK
CCCCCCCCCCCEEEEEECEECCCCC

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]