Definition Clostridium difficile 630 chromosome, complete genome.
Accession NC_009089
Length 4,290,252

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The map label for this gene is topB [H]

Identifier: 126700019

GI number: 126700019

Start: 2771822

End: 2774050

Strand: Direct

Name: topB [H]

Synonym: CD2404

Alternate gene names: 126700019

Gene position: 2771822-2774050 (Clockwise)

Preceding gene: 126700016

Following gene: 126700021

Centisome position: 64.61

GC content: 28.49

Gene sequence:

>2229_bases
ATGAAACTTGTACTTGCTGAGAAACCATCTGTGGCAAAAACTATAGCATCATTTTTAGGTGCAAAGACCAGACAAGATGG
TTACTTTGAAGGAAATGATTATATAATTACTTATGCAGTTGGACACTTAGTATCATTATATGATATGAAGGATTATGATA
AAGATAAATACTCTGGCTCTTGGAAAATGAACAATTTCCCATTTGTTCCTGAGGATAAGTTTAAATTTAAGATTGATAGT
TCTAAAACTAAACAATTCAACACTGTAAAAAAGCTTTTGAATAGAAAAGATGTAGAATATGTAATAAATGCCACTGATAA
TGACCGAGAAGGAGAACTTATAGCATTTTTAATATTTTTACTGGCAAAAAATAAAAAACCAGTAAAAAGAATCTTGGTAA
ATGAATGGACACCAGAAGATATTACAAGAGGTATAAAAAACCTAAAAGATGAAGATGAAATGAGAAATCTTCAAGCTGCT
GGATATACTAGGCTTATTACTGACTGGTTGATTGGAATAAATTTCACTTCTGTTGCTACATTGAAATATGGAAATGGGAA
ACTATTAAACATAGGTAGGGTAATTCTTCCAACAGTTAAATTAGTCTATGATAGAGATATGGAAATACTAAACTTTGTTC
CTAAAACTTATTATGAAATAGAAGGGCATTTTAAAGCTGAAGCTGGTGAATATAAAGGTAAATATGTTAAGGGTAAAGAA
AGTAAATTTGATACACTTGAAGATGCAAATAAAATTATAGCTTCAATTACATCTGAAACTGGTAAAATACTAGATAAAAA
AGTTACTATGTCAAAGGAATATGCACCAAAACTTTTTAGTTTGACATCACTTCAAGGATATATAACTTCTAAGTATTCCA
ATTTTACATCTGATAAGGTTTTAAATGTCTGTCAATCTCTCTATGAGGGTAATGGTAAGGGTGGATACATAACTTACCCT
AGAACTGATTCCATTTTCTTAGAAGAAAGTTTGGCTTCAAAAGCTTCTCAAACTTTAGATAAATTAAAGGTTGGTCTTGA
ATATGAAAATAAAATTAAATTTTCTAAAACTAAAAGAGTTTTTGATTCTTCTAAAGTAGACTCCCATAGTGCTATAATTC
CAACTTATATAATTCCAAAAAGTTTATCTAAGGATGAACAATTAGTTTATGATGCCATAAAAGATAGATTTGTAGCAAAT
TTTATGCCTCCTGCTGAATATGAGAATACAGAAATTAAGACTGAAGTAGATAATTGTACTTTCTTAACAAAAGGTAAGGT
GCTTAAATCAAAAGGATACCTTGAGGTATATAATAAGGAAGAAAAAAACGATTTACTTCCACTTGTAAATAAAGATGATG
TTGTAGATGTGTTAGAAATAAAACCATTAACTAAGCAAACTACTCCACCTAAACCGTATACTGAGGACACCCTTTTAAAG
GCTATGAAAAATTGTGGTAAAAATGTGCCTGAAGAAGATACAACAGTGCTATCTGGATATTCGATTGGAACATCAGCCAC
ACGTGCTGATGTGTTAAAGAAGATAAGTCAAGTAGGCTATGTAAAGAAAAAAGGGAAATCTTATTCTATAACAGAACTTG
GGAAAAATTTAGTTGAAATTTTTCCTGTTAAAGACTTATTTGATGTAGATTATACTGGAAAACTTGAAAAAAGTTTAAGC
GATATTCAAAAAGGAAAGTATACAAGAAAAGAATATCTTACTAATATCATTAGTTTTATATATCAAAATGTCAATATTAT
AAAACAAGATGCTTCAAAAAATATAAACACAGAAGCATATACTTTCGATTCAAAAACTAAAAAATTTACTAAAACAAAAG
AAAAAAAACAGAAAAAGGATGTAACTAATACTGAAAAAGAAGTTGCTATATCAAAGGATTCTAATAACAAAAAAGAAGTT
AAAAATGGTGATGAAAATCAATCTCTTGGCAAATGCCCCATTTGTCAAGGTGATGTACTAGAATTTGACAAAGGCTTTGC
TTGTAAAAATCATAAAGAATGTAAATTTGTTATTTGGAAAAATGATAAGTATTTAAGTCTTTATAAAAAGAAAGTTAACA
AAACAATGGTCAAAAATATTTTAAAAAAAGGTGAAACTAAAGTAAAATCTTTAACTGCTAAAAACGGTAATAAATTTGAT
GCTACATTAAAATATGATAAAAATCCAGATACTGGCTATTTCAATTGGAAAATAGAGTTTGACAACTAA

Upstream 100 bases:

>100_bases
TTCAACTTTCTATAAATATTATAACTTAAATTTCGACCTCTTGAAGTTTTTTATTTTTTTGTGGTAATATAATTATTAGT
GTTTTAAAGGAGGATTTTTT

Downstream 100 bases:

>100_bases
ATATTCATAAGAAAAGAAATAGCAGTAGTATAATAATCTATATTATATTACTGCTATTTCTTTTCTTATGAAGTTTTAAC
TTTTTTAATAGTGACTTTTA

Product: DNA topoisomerase

Products: NA

Alternate protein names: DNA topoisomerase III [H]

Number of amino acids: Translated: 742; Mature: 742

Protein sequence:

>742_residues
MKLVLAEKPSVAKTIASFLGAKTRQDGYFEGNDYIITYAVGHLVSLYDMKDYDKDKYSGSWKMNNFPFVPEDKFKFKIDS
SKTKQFNTVKKLLNRKDVEYVINATDNDREGELIAFLIFLLAKNKKPVKRILVNEWTPEDITRGIKNLKDEDEMRNLQAA
GYTRLITDWLIGINFTSVATLKYGNGKLLNIGRVILPTVKLVYDRDMEILNFVPKTYYEIEGHFKAEAGEYKGKYVKGKE
SKFDTLEDANKIIASITSETGKILDKKVTMSKEYAPKLFSLTSLQGYITSKYSNFTSDKVLNVCQSLYEGNGKGGYITYP
RTDSIFLEESLASKASQTLDKLKVGLEYENKIKFSKTKRVFDSSKVDSHSAIIPTYIIPKSLSKDEQLVYDAIKDRFVAN
FMPPAEYENTEIKTEVDNCTFLTKGKVLKSKGYLEVYNKEEKNDLLPLVNKDDVVDVLEIKPLTKQTTPPKPYTEDTLLK
AMKNCGKNVPEEDTTVLSGYSIGTSATRADVLKKISQVGYVKKKGKSYSITELGKNLVEIFPVKDLFDVDYTGKLEKSLS
DIQKGKYTRKEYLTNIISFIYQNVNIIKQDASKNINTEAYTFDSKTKKFTKTKEKKQKKDVTNTEKEVAISKDSNNKKEV
KNGDENQSLGKCPICQGDVLEFDKGFACKNHKECKFVIWKNDKYLSLYKKKVNKTMVKNILKKGETKVKSLTAKNGNKFD
ATLKYDKNPDTGYFNWKIEFDN

Sequences:

>Translated_742_residues
MKLVLAEKPSVAKTIASFLGAKTRQDGYFEGNDYIITYAVGHLVSLYDMKDYDKDKYSGSWKMNNFPFVPEDKFKFKIDS
SKTKQFNTVKKLLNRKDVEYVINATDNDREGELIAFLIFLLAKNKKPVKRILVNEWTPEDITRGIKNLKDEDEMRNLQAA
GYTRLITDWLIGINFTSVATLKYGNGKLLNIGRVILPTVKLVYDRDMEILNFVPKTYYEIEGHFKAEAGEYKGKYVKGKE
SKFDTLEDANKIIASITSETGKILDKKVTMSKEYAPKLFSLTSLQGYITSKYSNFTSDKVLNVCQSLYEGNGKGGYITYP
RTDSIFLEESLASKASQTLDKLKVGLEYENKIKFSKTKRVFDSSKVDSHSAIIPTYIIPKSLSKDEQLVYDAIKDRFVAN
FMPPAEYENTEIKTEVDNCTFLTKGKVLKSKGYLEVYNKEEKNDLLPLVNKDDVVDVLEIKPLTKQTTPPKPYTEDTLLK
AMKNCGKNVPEEDTTVLSGYSIGTSATRADVLKKISQVGYVKKKGKSYSITELGKNLVEIFPVKDLFDVDYTGKLEKSLS
DIQKGKYTRKEYLTNIISFIYQNVNIIKQDASKNINTEAYTFDSKTKKFTKTKEKKQKKDVTNTEKEVAISKDSNNKKEV
KNGDENQSLGKCPICQGDVLEFDKGFACKNHKECKFVIWKNDKYLSLYKKKVNKTMVKNILKKGETKVKSLTAKNGNKFD
ATLKYDKNPDTGYFNWKIEFDN
>Mature_742_residues
MKLVLAEKPSVAKTIASFLGAKTRQDGYFEGNDYIITYAVGHLVSLYDMKDYDKDKYSGSWKMNNFPFVPEDKFKFKIDS
SKTKQFNTVKKLLNRKDVEYVINATDNDREGELIAFLIFLLAKNKKPVKRILVNEWTPEDITRGIKNLKDEDEMRNLQAA
GYTRLITDWLIGINFTSVATLKYGNGKLLNIGRVILPTVKLVYDRDMEILNFVPKTYYEIEGHFKAEAGEYKGKYVKGKE
SKFDTLEDANKIIASITSETGKILDKKVTMSKEYAPKLFSLTSLQGYITSKYSNFTSDKVLNVCQSLYEGNGKGGYITYP
RTDSIFLEESLASKASQTLDKLKVGLEYENKIKFSKTKRVFDSSKVDSHSAIIPTYIIPKSLSKDEQLVYDAIKDRFVAN
FMPPAEYENTEIKTEVDNCTFLTKGKVLKSKGYLEVYNKEEKNDLLPLVNKDDVVDVLEIKPLTKQTTPPKPYTEDTLLK
AMKNCGKNVPEEDTTVLSGYSIGTSATRADVLKKISQVGYVKKKGKSYSITELGKNLVEIFPVKDLFDVDYTGKLEKSLS
DIQKGKYTRKEYLTNIISFIYQNVNIIKQDASKNINTEAYTFDSKTKKFTKTKEKKQKKDVTNTEKEVAISKDSNNKKEV
KNGDENQSLGKCPICQGDVLEFDKGFACKNHKECKFVIWKNDKYLSLYKKKVNKTMVKNILKKGETKVKSLTAKNGNKFD
ATLKYDKNPDTGYFNWKIEFDN

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=728, Percent_Identity=24.3131868131868, Blast_Score=118, Evalue=2e-26,
Organism=Escherichia coli, GI1788061, Length=618, Percent_Identity=29.126213592233, Blast_Score=259, Evalue=3e-70,
Organism=Escherichia coli, GI1787529, Length=625, Percent_Identity=26.08, Blast_Score=150, Evalue=2e-37,
Organism=Caenorhabditis elegans, GI32563869, Length=678, Percent_Identity=24.188790560472, Blast_Score=102, Evalue=7e-22,
Organism=Caenorhabditis elegans, GI17555378, Length=613, Percent_Identity=23.4910277324633, Blast_Score=92, Evalue=1e-18,
Organism=Saccharomyces cerevisiae, GI6323263, Length=659, Percent_Identity=24.1274658573596, Blast_Score=108, Evalue=2e-24,
Organism=Drosophila melanogaster, GI24585251, Length=721, Percent_Identity=22.1914008321775, Blast_Score=91, Evalue=2e-18,

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: 84650; Mature: 84650

Theoretical pI: Translated: 9.72; Mature: 9.72

Prosite motif: PS00396 TOPOISOMERASE_I_PROK

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

0.9 %Cys     (Translated Protein)
1.2 %Met     (Translated Protein)
2.2 %Cys+Met (Translated Protein)
0.9 %Cys     (Mature Protein)
1.2 %Met     (Mature Protein)
2.2 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MKLVLAEKPSVAKTIASFLGAKTRQDGYFEGNDYIITYAVGHLVSLYDMKDYDKDKYSGS
CEEEECCCCHHHHHHHHHHCCCCCCCCEECCCCEEEEEEHHHHHHHHHCCCCCCCCCCCC
WKMNNFPFVPEDKFKFKIDSSKTKQFNTVKKLLNRKDVEYVINATDNDREGELIAFLIFL
EECCCCCCCCCCCEEEEECCCCHHHHHHHHHHHCCCCEEEEEECCCCCCCCHHHHHHHHH
LAKNKKPVKRILVNEWTPEDITRGIKNLKDEDEMRNLQAAGYTRLITDWLIGINFTSVAT
HHCCCCHHHHHHHCCCCHHHHHHHHHCCCCHHHHHHHHHCCHHHHHHHHHHHCCEEEEEE
LKYGNGKLLNIGRVILPTVKLVYDRDMEILNFVPKTYYEIEGHFKAEAGEYKGKYVKGKE
EEECCCCEEECCHHHHHHHHHHHCCCHHHHHHCCCCEEEECCEEEECCCCCCCCEECCCC
SKFDTLEDANKIIASITSETGKILDKKVTMSKEYAPKLFSLTSLQGYITSKYSNFTSDKV
CCCCHHHHHHHHHHHHHHHHHHHHHHHHHCCHHHCCHHHHHHHHHHHHHHHCCCCCHHHH
LNVCQSLYEGNGKGGYITYPRTDSIFLEESLASKASQTLDKLKVGLEYENKIKFSKTKRV
HHHHHHHHCCCCCCCEEECCCCCCHHHHHHHHHHHHHHHHHHHHCCCCCCCEEHHHHHHH
FDSSKVDSHSAIIPTYIIPKSLSKDEQLVYDAIKDRFVANFMPPAEYENTEIKTEVDNCT
HCCCCCCCCCCEECEEECCCCCCCHHHHHHHHHHHHHHHHCCCCCCCCCCEEEEECCCEE
FLTKGKVLKSKGYLEVYNKEEKNDLLPLVNKDDVVDVLEIKPLTKQTTPPKPYTEDTLLK
EEECCCEEECCCCEEECCCCCCCCCCCCCCCCCCEEHEECCCCCCCCCCCCCCCHHHHHH
AMKNCGKNVPEEDTTVLSGYSIGTSATRADVLKKISQVGYVKKKGKSYSITELGKNLVEI
HHHHHCCCCCCCCCEEEECCCCCCCHHHHHHHHHHHHCCHHHHCCCCCCHHHHHHHHHHH
FPVKDLFDVDYTGKLEKSLSDIQKGKYTRKEYLTNIISFIYQNVNIIKQDASKNINTEAY
CCCCHHHCCCCCCHHHHHHHHHHHCCCHHHHHHHHHHHHHHHCCHHEEHHHCCCCCCCEE
TFDSKTKKFTKTKEKKQKKDVTNTEKEVAISKDSNNKKEVKNGDENQSLGKCPICQGDVL
EECCHHHHHHHHHHHHHHHCCCCCCHHEEEECCCCCHHHHCCCCCCCCCCCCCCCCCCCC
EFDKGFACKNHKECKFVIWKNDKYLSLYKKKVNKTMVKNILKKGETKVKSLTAKNGNKFD
CCCCCCCCCCCCCEEEEEECCCCHHHHHHHHHHHHHHHHHHHCCCHHHHHHHCCCCCEEE
ATLKYDKNPDTGYFNWKIEFDN
EEEEECCCCCCCEEEEEEEECC
>Mature Secondary Structure
MKLVLAEKPSVAKTIASFLGAKTRQDGYFEGNDYIITYAVGHLVSLYDMKDYDKDKYSGS
CEEEECCCCHHHHHHHHHHCCCCCCCCEECCCCEEEEEEHHHHHHHHHCCCCCCCCCCCC
WKMNNFPFVPEDKFKFKIDSSKTKQFNTVKKLLNRKDVEYVINATDNDREGELIAFLIFL
EECCCCCCCCCCCEEEEECCCCHHHHHHHHHHHCCCCEEEEEECCCCCCCCHHHHHHHHH
LAKNKKPVKRILVNEWTPEDITRGIKNLKDEDEMRNLQAAGYTRLITDWLIGINFTSVAT
HHCCCCHHHHHHHCCCCHHHHHHHHHCCCCHHHHHHHHHCCHHHHHHHHHHHCCEEEEEE
LKYGNGKLLNIGRVILPTVKLVYDRDMEILNFVPKTYYEIEGHFKAEAGEYKGKYVKGKE
EEECCCCEEECCHHHHHHHHHHHCCCHHHHHHCCCCEEEECCEEEECCCCCCCCEECCCC
SKFDTLEDANKIIASITSETGKILDKKVTMSKEYAPKLFSLTSLQGYITSKYSNFTSDKV
CCCCHHHHHHHHHHHHHHHHHHHHHHHHHCCHHHCCHHHHHHHHHHHHHHHCCCCCHHHH
LNVCQSLYEGNGKGGYITYPRTDSIFLEESLASKASQTLDKLKVGLEYENKIKFSKTKRV
HHHHHHHHCCCCCCCEEECCCCCCHHHHHHHHHHHHHHHHHHHHCCCCCCCEEHHHHHHH
FDSSKVDSHSAIIPTYIIPKSLSKDEQLVYDAIKDRFVANFMPPAEYENTEIKTEVDNCT
HCCCCCCCCCCEECEEECCCCCCCHHHHHHHHHHHHHHHHCCCCCCCCCCEEEEECCCEE
FLTKGKVLKSKGYLEVYNKEEKNDLLPLVNKDDVVDVLEIKPLTKQTTPPKPYTEDTLLK
EEECCCEEECCCCEEECCCCCCCCCCCCCCCCCCEEHEECCCCCCCCCCCCCCCHHHHHH
AMKNCGKNVPEEDTTVLSGYSIGTSATRADVLKKISQVGYVKKKGKSYSITELGKNLVEI
HHHHHCCCCCCCCCEEEECCCCCCCHHHHHHHHHHHHCCHHHHCCCCCCHHHHHHHHHHH
FPVKDLFDVDYTGKLEKSLSDIQKGKYTRKEYLTNIISFIYQNVNIIKQDASKNINTEAY
CCCCHHHCCCCCCHHHHHHHHHHHCCCHHHHHHHHHHHHHHHCCHHEEHHHCCCCCCCEE
TFDSKTKKFTKTKEKKQKKDVTNTEKEVAISKDSNNKKEVKNGDENQSLGKCPICQGDVL
EECCHHHHHHHHHHHHHHHCCCCCCHHEEEECCCCCHHHHCCCCCCCCCCCCCCCCCCCC
EFDKGFACKNHKECKFVIWKNDKYLSLYKKKVNKTMVKNILKKGETKVKSLTAKNGNKFD
CCCCCCCCCCCCCEEEEEECCCCHHHHHHHHHHHHHHHHHHHCCCHHHHHHHCCCCCEEE
ATLKYDKNPDTGYFNWKIEFDN
EEEEECCCCCCCEEEEEEEECC

PDB accession: NA

Resolution: NA

Structure class: Alpha Beta

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: 9384377 [H]