Definition Klebsiella pneumoniae subsp. pneumoniae MGH 78578 chromosome, complete genome.
Accession NC_009648
Length 5,315,120

Click here to switch to the map view.

The map label for this gene is topA [H]

Identifier: 152969824

GI number: 152969824

Start: 1424042

End: 1426639

Strand: Direct

Name: topA [H]

Synonym: KPN_01270

Alternate gene names: 152969824

Gene position: 1424042-1426639 (Clockwise)

Preceding gene: 152969822

Following gene: 152969825

Centisome position: 26.79

GC content: 57.7

Gene sequence:

>2598_bases
ATGGGTAAAGCTCTCGTTATCGTTGAGTCCCCGGCAAAAGCCAAAACGATCAATAAGTATCTGGGTAATGACTACGTGGT
GAAATCCAGCGTCGGTCATATCCGCGATTTGCCGACCAGTGGATCAGCTTCCAAAAAGAGCGCCGACTCTACCGCCACCA
AAGGGGCTAAAAAGCCTAAAAAGGACGAACGTAGTGCTCTGGTTAACCGTATGGGCGTGGACCCATGGCATGACTGGAAT
GCGCACTATGAAGTACTTCCGGGTAAAGAAAAGGTAGTTTCAGAACTCAAACAGTTGGCGGAAAAAGCTGACCACATCTA
TCTCGCAACCGACCTTGACCGCGAAGGGGAAGCCATTGCCTGGCACCTGCGGGAAGTCATCGGCGGCGATGAACAGCGTT
ACAGCCGCGTGGTGTTCAATGAGATCACCAAAAACGCTATTCGTCAGGCCTTTGAAAAGCCGGGCGAACTGAATATCGAT
CGGGTTAACGCCCAGCAGGCGCGTCGTTTTATGGACCGCGTGGTGGGCTATATGGTTTCGCCGCTGCTGTGGAAAAAAAT
CGCCCGTGGTCTTTCTGCCGGGCGCGTGCAGTCCGTCGCGGTCCGCCTGGTGGTGGAGCGTGAACGTGAAATTAAAGCGT
TCGTCCCGGAAGAGTACTGGGAAGTCGACGCCAGCACCACCACGCCGGGCGGTGACGCCCTGCCGCTGCAGGTGACCCAT
AAGGACGATAAGCCGTTCCGTCCGGTCAGCCGCGATGAGACCATGGCGGCGGTATCGCTGCTGGAAAAAGCCAGCTACAG
CGTACTGGAGCGTGAAGATAAGCCGACCAGCAGCAAGCCGGGCGCGCCGTTCATCACCTCCACCCTGCAGCAGGCGGCCA
GCACCCGTCTGGGCTTCGGCGTGAAAAAGACCATGATGATGGCTCAGCGACTCTATGAGGCAGGGCACATCACCTATATG
CGTACCGACTCCACCAACCTGAGTCAGGACGCGCTGAACATGGTTCGCGGCTACATCAGCGACAAGTTTGGCAAAAAATA
TCTGCCGGATAGCGCGAACCAGTACGCCAGCAAAGAAAACTCGCAGGAAGCGCACGAAGCGATTCGTCCGTCTGATGTGA
ACGTGCTGGCGGAAACGCTGAAAGATATGGAAGCGGATGCGCAGAAGCTTTATCAGCTGATCTGGCGCCAGTTTGTCGCC
TGTCAGATGACGCCGGCGCAGTACGACTCCACCACGCTGACCGTGGCTGCGGGTGATTTCAAACTGAAAGCGCGCGGTCG
CACTTTACGTTTCGACGGCTGGACAAAAGTCATGCCGGCGCTGCGCAAGGGCGATGAAGACCGGACGCTGCCGCTGGTCA
AACAGGGCGACCGCCTGAGCCTGGTGGAGCTGACGCCTGCGCAGCACTTTACCAAGCCGCCGGCGCGTTTCAGCGAGGCC
TCGCTGGTGAAAGAGCTGGAAAAACGCGGGATTGGCCGTCCGTCGACCTACGCGTCGATCATTTCGACCATTCAGGATCG
CGGCTACGTGCGGGTGGAAAATCGTCGTTTTTACGCCGAAAAAATGGGCGAGATCGTTACCGACCGGCTGGAAGAAAACT
TCCGCGATCTGATGAACTACGATTTTACCGCGCAGATGGAGGATCGCCTCGACCAGGTTGCGAACCACCAGGCCGAGTGG
AAAGAGGTGCTGAACCACTTCTTCGGCGATTTTACCACCCAGCTGGCGACGGCAGAGAAAGATCCGGAAGAGGGCGGCAT
GCAGCCGAACCCGATGGTGCTCACCAGCATCGACTGCCCGACCTGCGGCCGTAAAATGGGGATCCGTACCGCCAGCACCG
GCGTTTTCCTCGGCTGTTCGGGCTATGCCTTGCCGCCGAAAGAGCGGTGCAAAACCACCATCAACCTGGTGCCGGAGAAC
GAAGTCCTCAACGTGCTGGAAGGCGATGACGCGGAAACCAACGCGCTGCGCGCCAAACGTCGCTGCCAGAAGTGTGGGAC
GGCGATGGACAGCTACCTTATCGATCCTAAGCGTAAGCTGCATGTCTGTGGTAATAACCCGACCTGCGACGGCTACGAGA
TTGAAGAGGGCGAATTCCGCATCAAGGGCTATGATGGCCCGGTGGTGGAGTGCGAGAAGTGCGGGTCTGAAATGCACCTA
AAAATGGGGCGTTTCGGTAAATACATGGCCTGTACCAACGACGAGTGTAAGAACACGCGTAAGATCCTGCGCAATGGCGA
AGTGGCTCCGCCGAAGGAAGATCCGGTGCCGCTGCCGGAGCTGCCGTGTGAGAAGTCTGACGCCTACTTTGTGCTGCGCG
ACGGGGCGGCGGGCGTCTTCCTGGCGGCCAACACCTTCCCGAAATCACGGGAAACGCGTGCGCCGCTGGTGGAGGAGCTG
TACCGCTTCCGCGATCGTCTGCCGGAAAAACTGCGTTATCTCGCCGATGCGCCGCAGCAGGATCCGGAAGGCAATAAAAC
GCTGGTACGCTTTAGCCGTAAAACCAAGCAGCAGTACGTGGCGTCTGAAAAAGAGGGCAAAGCGACCGGCTGGTCAGCTT
TCTTTATCGACGGTAAGTGGACGGAAGCCAAAAAGTAA

Upstream 100 bases:

>100_bases
ATATTCACCGACGGTGCCGCAACATATGAGGCAGTCGCCAGTGGAGGGTGTATGAATGTGCGATGTATTCCTGGATGAAT
CAAATTAGGTAAAGGTGAAT

Downstream 100 bases:

>100_bases
TGGCGTTCGTTCGGGCAGGAAAAGCGCGCTTTTCCTGCTCAGGCGACCGGCAGAGAGAGTGCATTTCTCTGCCGTGTCGT
CTTCCCCTCTTTGCGTTAAT

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
MGKALVIVESPAKAKTINKYLGNDYVVKSSVGHIRDLPTSGSASKKSADSTATKGAKKPKKDERSALVNRMGVDPWHDWN
AHYEVLPGKEKVVSELKQLAEKADHIYLATDLDREGEAIAWHLREVIGGDEQRYSRVVFNEITKNAIRQAFEKPGELNID
RVNAQQARRFMDRVVGYMVSPLLWKKIARGLSAGRVQSVAVRLVVEREREIKAFVPEEYWEVDASTTTPGGDALPLQVTH
KDDKPFRPVSRDETMAAVSLLEKASYSVLEREDKPTSSKPGAPFITSTLQQAASTRLGFGVKKTMMMAQRLYEAGHITYM
RTDSTNLSQDALNMVRGYISDKFGKKYLPDSANQYASKENSQEAHEAIRPSDVNVLAETLKDMEADAQKLYQLIWRQFVA
CQMTPAQYDSTTLTVAAGDFKLKARGRTLRFDGWTKVMPALRKGDEDRTLPLVKQGDRLSLVELTPAQHFTKPPARFSEA
SLVKELEKRGIGRPSTYASIISTIQDRGYVRVENRRFYAEKMGEIVTDRLEENFRDLMNYDFTAQMEDRLDQVANHQAEW
KEVLNHFFGDFTTQLATAEKDPEEGGMQPNPMVLTSIDCPTCGRKMGIRTASTGVFLGCSGYALPPKERCKTTINLVPEN
EVLNVLEGDDAETNALRAKRRCQKCGTAMDSYLIDPKRKLHVCGNNPTCDGYEIEEGEFRIKGYDGPVVECEKCGSEMHL
KMGRFGKYMACTNDECKNTRKILRNGEVAPPKEDPVPLPELPCEKSDAYFVLRDGAAGVFLAANTFPKSRETRAPLVEEL
YRFRDRLPEKLRYLADAPQQDPEGNKTLVRFSRKTKQQYVASEKEGKATGWSAFFIDGKWTEAKK

Sequences:

>Translated_865_residues
MGKALVIVESPAKAKTINKYLGNDYVVKSSVGHIRDLPTSGSASKKSADSTATKGAKKPKKDERSALVNRMGVDPWHDWN
AHYEVLPGKEKVVSELKQLAEKADHIYLATDLDREGEAIAWHLREVIGGDEQRYSRVVFNEITKNAIRQAFEKPGELNID
RVNAQQARRFMDRVVGYMVSPLLWKKIARGLSAGRVQSVAVRLVVEREREIKAFVPEEYWEVDASTTTPGGDALPLQVTH
KDDKPFRPVSRDETMAAVSLLEKASYSVLEREDKPTSSKPGAPFITSTLQQAASTRLGFGVKKTMMMAQRLYEAGHITYM
RTDSTNLSQDALNMVRGYISDKFGKKYLPDSANQYASKENSQEAHEAIRPSDVNVLAETLKDMEADAQKLYQLIWRQFVA
CQMTPAQYDSTTLTVAAGDFKLKARGRTLRFDGWTKVMPALRKGDEDRTLPLVKQGDRLSLVELTPAQHFTKPPARFSEA
SLVKELEKRGIGRPSTYASIISTIQDRGYVRVENRRFYAEKMGEIVTDRLEENFRDLMNYDFTAQMEDRLDQVANHQAEW
KEVLNHFFGDFTTQLATAEKDPEEGGMQPNPMVLTSIDCPTCGRKMGIRTASTGVFLGCSGYALPPKERCKTTINLVPEN
EVLNVLEGDDAETNALRAKRRCQKCGTAMDSYLIDPKRKLHVCGNNPTCDGYEIEEGEFRIKGYDGPVVECEKCGSEMHL
KMGRFGKYMACTNDECKNTRKILRNGEVAPPKEDPVPLPELPCEKSDAYFVLRDGAAGVFLAANTFPKSRETRAPLVEEL
YRFRDRLPEKLRYLADAPQQDPEGNKTLVRFSRKTKQQYVASEKEGKATGWSAFFIDGKWTEAKK
>Mature_864_residues
GKALVIVESPAKAKTINKYLGNDYVVKSSVGHIRDLPTSGSASKKSADSTATKGAKKPKKDERSALVNRMGVDPWHDWNA
HYEVLPGKEKVVSELKQLAEKADHIYLATDLDREGEAIAWHLREVIGGDEQRYSRVVFNEITKNAIRQAFEKPGELNIDR
VNAQQARRFMDRVVGYMVSPLLWKKIARGLSAGRVQSVAVRLVVEREREIKAFVPEEYWEVDASTTTPGGDALPLQVTHK
DDKPFRPVSRDETMAAVSLLEKASYSVLEREDKPTSSKPGAPFITSTLQQAASTRLGFGVKKTMMMAQRLYEAGHITYMR
TDSTNLSQDALNMVRGYISDKFGKKYLPDSANQYASKENSQEAHEAIRPSDVNVLAETLKDMEADAQKLYQLIWRQFVAC
QMTPAQYDSTTLTVAAGDFKLKARGRTLRFDGWTKVMPALRKGDEDRTLPLVKQGDRLSLVELTPAQHFTKPPARFSEAS
LVKELEKRGIGRPSTYASIISTIQDRGYVRVENRRFYAEKMGEIVTDRLEENFRDLMNYDFTAQMEDRLDQVANHQAEWK
EVLNHFFGDFTTQLATAEKDPEEGGMQPNPMVLTSIDCPTCGRKMGIRTASTGVFLGCSGYALPPKERCKTTINLVPENE
VLNVLEGDDAETNALRAKRRCQKCGTAMDSYLIDPKRKLHVCGNNPTCDGYEIEEGEFRIKGYDGPVVECEKCGSEMHLK
MGRFGKYMACTNDECKNTRKILRNGEVAPPKEDPVPLPELPCEKSDAYFVLRDGAAGVFLAANTFPKSRETRAPLVEELY
RFRDRLPEKLRYLADAPQQDPEGNKTLVRFSRKTKQQYVASEKEGKATGWSAFFIDGKWTEAKK

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, GI4507635, Length=608, Percent_Identity=24.8355263157895, Blast_Score=147, Evalue=3e-35,
Organism=Homo sapiens, GI10835218, Length=575, Percent_Identity=25.7391304347826, Blast_Score=144, Evalue=3e-34,
Organism=Escherichia coli, GI1787529, Length=865, Percent_Identity=92.7167630057804, Blast_Score=1690, Evalue=0.0,
Organism=Escherichia coli, GI1788061, Length=647, Percent_Identity=23.9567233384853, Blast_Score=120, Evalue=4e-28,
Organism=Caenorhabditis elegans, GI17555378, Length=527, Percent_Identity=25.8064516129032, Blast_Score=134, Evalue=2e-31,
Organism=Caenorhabditis elegans, GI32563869, Length=515, Percent_Identity=25.4368932038835, Blast_Score=130, Evalue=2e-30,
Organism=Saccharomyces cerevisiae, GI6323263, Length=487, Percent_Identity=24.435318275154, Blast_Score=106, Evalue=2e-23,
Organism=Drosophila melanogaster, GI24585251, Length=613, Percent_Identity=23.8172920065253, Blast_Score=130, Evalue=3e-30,
Organism=Drosophila melanogaster, GI24640096, Length=503, Percent_Identity=24.8508946322068, Blast_Score=122, Evalue=1e-27,

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: 97298; Mature: 97166

Theoretical pI: Translated: 8.47; Mature: 8.47

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
MGKALVIVESPAKAKTINKYLGNDYVVKSSVGHIRDLPTSGSASKKSADSTATKGAKKPK
CCCEEEEEECCCHHHHHHHHHCCCEEEECCCCHHHCCCCCCCCCCCCCCHHHHCCCCCCC
KDERSALVNRMGVDPWHDWNAHYEVLPGKEKVVSELKQLAEKADHIYLATDLDREGEAIA
HHHHHHHHHHCCCCCCCCCCCCEEECCCHHHHHHHHHHHHHHCCEEEEEECCCCCCCHHH
WHLREVIGGDEQRYSRVVFNEITKNAIRQAFEKPGELNIDRVNAQQARRFMDRVVGYMVS
HHHHHHHCCCHHHHHHHHHHHHHHHHHHHHHCCCCCCCEECCCHHHHHHHHHHHHHHHHH
PLLWKKIARGLSAGRVQSVAVRLVVEREREIKAFVPEEYWEVDASTTTPGGDALPLQVTH
HHHHHHHHCCCCCCHHHHHHHHHHHHHHHHHHHCCCHHHHCCCCCCCCCCCCEEEEEEEC
KDDKPFRPVSRDETMAAVSLLEKASYSVLEREDKPTSSKPGAPFITSTLQQAASTRLGFG
CCCCCCCCCCCHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCCCHHHHHHHHHHHHHHCCC
VKKTMMMAQRLYEAGHITYMRTDSTNLSQDALNMVRGYISDKFGKKYLPDSANQYASKEN
HHHHHHHHHHHHHCCCEEEEECCCCCCHHHHHHHHHHHHHHHHCCCCCCCCHHHHHCCCC
SQEAHEAIRPSDVNVLAETLKDMEADAQKLYQLIWRQFVACQMTPAQYDSTTLTVAAGDF
HHHHHHHCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCEEEEEECCE
KLKARGRTLRFDGWTKVMPALRKGDEDRTLPLVKQGDRLSLVELTPAQHFTKPPARFSEA
EEEECCCEEEECCHHHHHHHHHCCCCCCCCCCCCCCCCEEEEEECCHHHCCCCCCCHHHH
SLVKELEKRGIGRPSTYASIISTIQDRGYVRVENRRFYAEKMGEIVTDRLEENFRDLMNY
HHHHHHHHCCCCCCHHHHHHHHHHHHCCCEEEECCCHHHHHHHHHHHHHHHHHHHHHHCC
DFTAQMEDRLDQVANHQAEWKEVLNHFFGDFTTQLATAEKDPEEGGMQPNPMVLTSIDCP
CCCHHHHHHHHHHHCCHHHHHHHHHHHHHHHHHHHHHCCCCHHHCCCCCCCEEEEECCCC
TCGRKMGIRTASTGVFLGCSGYALPPKERCKTTINLVPENEVLNVLEGDDAETNALRAKR
CCCHHHCCEEECCCEEEECCCCCCCCHHHCCCEEEECCCHHHHHHHCCCCCHHHHHHHHH
RCQKCGTAMDSYLIDPKRKLHVCGNNPTCDGYEIEEGEFRIKGYDGPVVECEKCGSEMHL
HHHHHHHHHHHHHCCCCCEEEEECCCCCCCCEEECCCCEEEECCCCCCHHHHHCCCHHHH
KMGRFGKYMACTNDECKNTRKILRNGEVAPPKEDPVPLPELPCEKSDAYFVLRDGAAGVF
HHHCCCCEEECCCHHHHHHHHHHHCCCCCCCCCCCCCCCCCCCCCCCCEEEEECCCCEEE
LAANTFPKSRETRAPLVEELYRFRDRLPEKLRYLADAPQQDPEGNKTLVRFSRKTKQQYV
EEECCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCHHHHHHHHHHHHHHH
ASEKEGKATGWSAFFIDGKWTEAKK
HCCCCCCCCCEEEEEECCCCCCCCC
>Mature Secondary Structure 
GKALVIVESPAKAKTINKYLGNDYVVKSSVGHIRDLPTSGSASKKSADSTATKGAKKPK
CCEEEEEECCCHHHHHHHHHCCCEEEECCCCHHHCCCCCCCCCCCCCCHHHHCCCCCCC
KDERSALVNRMGVDPWHDWNAHYEVLPGKEKVVSELKQLAEKADHIYLATDLDREGEAIA
HHHHHHHHHHCCCCCCCCCCCCEEECCCHHHHHHHHHHHHHHCCEEEEEECCCCCCCHHH
WHLREVIGGDEQRYSRVVFNEITKNAIRQAFEKPGELNIDRVNAQQARRFMDRVVGYMVS
HHHHHHHCCCHHHHHHHHHHHHHHHHHHHHHCCCCCCCEECCCHHHHHHHHHHHHHHHHH
PLLWKKIARGLSAGRVQSVAVRLVVEREREIKAFVPEEYWEVDASTTTPGGDALPLQVTH
HHHHHHHHCCCCCCHHHHHHHHHHHHHHHHHHHCCCHHHHCCCCCCCCCCCCEEEEEEEC
KDDKPFRPVSRDETMAAVSLLEKASYSVLEREDKPTSSKPGAPFITSTLQQAASTRLGFG
CCCCCCCCCCCHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCCCHHHHHHHHHHHHHHCCC
VKKTMMMAQRLYEAGHITYMRTDSTNLSQDALNMVRGYISDKFGKKYLPDSANQYASKEN
HHHHHHHHHHHHHCCCEEEEECCCCCCHHHHHHHHHHHHHHHHCCCCCCCCHHHHHCCCC
SQEAHEAIRPSDVNVLAETLKDMEADAQKLYQLIWRQFVACQMTPAQYDSTTLTVAAGDF
HHHHHHHCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCEEEEEECCE
KLKARGRTLRFDGWTKVMPALRKGDEDRTLPLVKQGDRLSLVELTPAQHFTKPPARFSEA
EEEECCCEEEECCHHHHHHHHHCCCCCCCCCCCCCCCCEEEEEECCHHHCCCCCCCHHHH
SLVKELEKRGIGRPSTYASIISTIQDRGYVRVENRRFYAEKMGEIVTDRLEENFRDLMNY
HHHHHHHHCCCCCCHHHHHHHHHHHHCCCEEEECCCHHHHHHHHHHHHHHHHHHHHHHCC
DFTAQMEDRLDQVANHQAEWKEVLNHFFGDFTTQLATAEKDPEEGGMQPNPMVLTSIDCP
CCCHHHHHHHHHHHCCHHHHHHHHHHHHHHHHHHHHHCCCCHHHCCCCCCCEEEEECCCC
TCGRKMGIRTASTGVFLGCSGYALPPKERCKTTINLVPENEVLNVLEGDDAETNALRAKR
CCCHHHCCEEECCCEEEECCCCCCCCHHHCCCEEEECCCHHHHHHHCCCCCHHHHHHHHH
RCQKCGTAMDSYLIDPKRKLHVCGNNPTCDGYEIEEGEFRIKGYDGPVVECEKCGSEMHL
HHHHHHHHHHHHHCCCCCEEEEECCCCCCCCEEECCCCEEEECCCCCCHHHHHCCCHHHH
KMGRFGKYMACTNDECKNTRKILRNGEVAPPKEDPVPLPELPCEKSDAYFVLRDGAAGVF
HHHCCCCEEECCCHHHHHHHHHHHCCCCCCCCCCCCCCCCCCCCCCCCEEEEECCCCEEE
LAANTFPKSRETRAPLVEELYRFRDRLPEKLRYLADAPQQDPEGNKTLVRFSRKTKQQYV
EEECCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCHHHHHHHHHHHHHHH
ASEKEGKATGWSAFFIDGKWTEAKK
HCCCCCCCCCEEEEEECCCCCCCCC

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]