Definition Escherichia coli O157:H7 str. EC4115, complete genome.
Accession NC_011353
Length 5,572,075

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The map label for this gene is helD [H]

Identifier: 209400242

GI number: 209400242

Start: 1157297

End: 1159351

Strand: Direct

Name: helD [H]

Synonym: ECH74115_1126

Alternate gene names: 209400242

Gene position: 1157297-1159351 (Clockwise)

Preceding gene: 209399493

Following gene: 209397226

Centisome position: 20.77

GC content: 52.8

Gene sequence:

>2055_bases
ATGGAACTGAAAGCGACAACGCTTGGAAAACGTCTGGCACAGCACCCTTACGATCGGGCGGTGATCCTCAATGCCGGGAT
TAAAGTCTCCGGCGATCGCCACGAATACCTTATTCCTTTCAATCAATTACTGGCGATTCACTGTAAGCGCGGTCTGGTAT
GGGGCGAGCTGGAATTTGTACTGCCGGACGAAAAAGTGGTGCGTCTGCACGGTACCGAATGGGGCGAGACGCAGCGTTTT
TACCATCATCTTGATGCTCACTGGCGGCGGTGGAGTGGCGAGATGAGCGAAATTGCGTCTGGTGTTTTACGCCAGCAACT
GGATTTGATTGCCACGCGCACTGGAGAAAATAAATGGCTGACGCGTGAGCAAACCTCTGGCGTTCAGCAACAAATCCGCC
AGGCTTTGTCGGCGTTGCCGTTGCCGGTTAACCGACTGGAAGAATTCGATAACTGCCGTGAGGCGTGGCGTAAATGTCAG
GCCTGGTTGAAAGATATTGAAAGCGCTCGGTTGCAGCATAACCAGGCGTATACCGAAGCCATGCTTACCGAGTATGCGGA
TTTTTTCCGCCAGGTCGAGTCTTCACCGCTGAATCCGGCGCAGGCCCGGGCAGTCGTTAATGGCGAGCATTCTCTGTTAG
TGCTGGCAGGTGCAGGAAGCGGAAAAACGTCGGTGCTGGTGGCCCGTGCAGGCTGGTTGCTGGCGCGTGGTGAAGCGTCC
CCTGAGCAAATTTTATTGCTGGCGTTTGGTCGCAAAGCCGCTGAAGAGATGGACGAGCGTATTCGCGAACGGCTACATAC
CGAAGACATTACCGCACGCACGTTTCATGCGCTGGCGCTGCATATTATTCAGCAGGGCAGCAAAAAAGTTCCGATAGTCA
GCAAACTGGAAAATGATACCGCTGCCCGTCATGAACTCTTTATTGCTGAGTGGCGCAAGCAATGCAGCGAAAAGAAAGCG
CAGGCGAAGGGCTGGCGGCAATGGCTGACGGAAGAAATGCAGTGGTCAGTGCCAGAAGGTAACTTCTGGGATGATGAAAA
ATTACAGCGTCGTCTTGCCTCACGCCTCGATCGTTGGGTAAGTCTGATGCGGATGCACGGTGGTGCACAGGCAGAAATGA
TTGCCAGTGCACCCGAAGAGATTCGCGATCTGTTCAGTAAACGTATCAAGTTGATGGCCCCGTTATTAAAAGCCTGGAAA
GGTGCGCTGAAGGCAGAAAACGCTGTCGATTTTTCGGGCCTTATTCATCAGGCGATTGTGATTCTGGAGAAAGGTCGCTT
TATCAGCCCGTGGAAGCATATTCTGGTTGATGAATTTCAGGATATCTCGCCGCAGCGGGCAGCGTTGTTAGCGGCATTAC
GCAAGCAAAACAGTCAGACGACGTTGTTCGCCGTTGGTGATGACTGGCAGGCGATTTACCGATTCAGCGGTGCGCAAATG
TCGCTCACCACCGCTTTCCATGAAAACTTTGGTGAAGGCGAACGCTGTGATTTAGACACGACTTACCGTTTTAACAGTCG
TATCGGTGAGGTGGCAAACCGGTTTATTCAGCAGAACCCAGGCCAGCTGAAAAAGCCGCTAAACAGCTTAACCAATGGAG
ACAAAAAAGCCGTCACGTTATTGGATGAGAGTCAACTTGACGCTTTGCTGGATAAGCTCTCTGGTTATGCCAAACCGGAA
GAGCGCATTCTGATCCTGGCGCGTTACCATCACATGAGGCCTGCCAGCCTGGAAAAAGCGGCAACACGCTGGCCGAAGTT
GCAAATCGACTTTATGACCATTCATGCCAGCAAAGGGCAACAGGCGGATTACGTCCTCATCGTTGGCTTGCAGGAGGGAA
GTGATGGTTTTCCGGCTGCGGCGCGGGAGTCGATTATGGAAGAGGCGCTACTGCCACCGGTTGAGGATTTCCCGGACGCT
GAAGAACGGCGGTTAATGTACGTGGCGCTGACCCGGGCACGTCATCGGGTATGGGCACTGTTTAACAAAGAGAATCCCTC
TCCCTTTGTGGAAATACTGAAAAATCTGGATGTGCCGGTGGCGAGAAAACCGTAA

Upstream 100 bases:

>100_bases
TTCAGTAATGGGCGGCAATTGTAACGTTTTTTTGGGCTGGAGCACGTTTTCTCTGACGGTTACACTGATAAGAAATAATT
TCGTGTGGATCTACAGAGTC

Downstream 100 bases:

>100_bases
GAAACAGGTGGCGTTTGCCACCTGTGCAATATTACTTCAGACGGTCCGCGAGATAACGCTGATAATCGGGGATCAGAATA
TCGACCGCGTCGTTGAAATG

Product: DNA helicase IV

Products: NA

Alternate protein names: 75 kDa helicase [H]

Number of amino acids: Translated: 684; Mature: 684

Protein sequence:

>684_residues
MELKATTLGKRLAQHPYDRAVILNAGIKVSGDRHEYLIPFNQLLAIHCKRGLVWGELEFVLPDEKVVRLHGTEWGETQRF
YHHLDAHWRRWSGEMSEIASGVLRQQLDLIATRTGENKWLTREQTSGVQQQIRQALSALPLPVNRLEEFDNCREAWRKCQ
AWLKDIESARLQHNQAYTEAMLTEYADFFRQVESSPLNPAQARAVVNGEHSLLVLAGAGSGKTSVLVARAGWLLARGEAS
PEQILLLAFGRKAAEEMDERIRERLHTEDITARTFHALALHIIQQGSKKVPIVSKLENDTAARHELFIAEWRKQCSEKKA
QAKGWRQWLTEEMQWSVPEGNFWDDEKLQRRLASRLDRWVSLMRMHGGAQAEMIASAPEEIRDLFSKRIKLMAPLLKAWK
GALKAENAVDFSGLIHQAIVILEKGRFISPWKHILVDEFQDISPQRAALLAALRKQNSQTTLFAVGDDWQAIYRFSGAQM
SLTTAFHENFGEGERCDLDTTYRFNSRIGEVANRFIQQNPGQLKKPLNSLTNGDKKAVTLLDESQLDALLDKLSGYAKPE
ERILILARYHHMRPASLEKAATRWPKLQIDFMTIHASKGQQADYVLIVGLQEGSDGFPAAARESIMEEALLPPVEDFPDA
EERRLMYVALTRARHRVWALFNKENPSPFVEILKNLDVPVARKP

Sequences:

>Translated_684_residues
MELKATTLGKRLAQHPYDRAVILNAGIKVSGDRHEYLIPFNQLLAIHCKRGLVWGELEFVLPDEKVVRLHGTEWGETQRF
YHHLDAHWRRWSGEMSEIASGVLRQQLDLIATRTGENKWLTREQTSGVQQQIRQALSALPLPVNRLEEFDNCREAWRKCQ
AWLKDIESARLQHNQAYTEAMLTEYADFFRQVESSPLNPAQARAVVNGEHSLLVLAGAGSGKTSVLVARAGWLLARGEAS
PEQILLLAFGRKAAEEMDERIRERLHTEDITARTFHALALHIIQQGSKKVPIVSKLENDTAARHELFIAEWRKQCSEKKA
QAKGWRQWLTEEMQWSVPEGNFWDDEKLQRRLASRLDRWVSLMRMHGGAQAEMIASAPEEIRDLFSKRIKLMAPLLKAWK
GALKAENAVDFSGLIHQAIVILEKGRFISPWKHILVDEFQDISPQRAALLAALRKQNSQTTLFAVGDDWQAIYRFSGAQM
SLTTAFHENFGEGERCDLDTTYRFNSRIGEVANRFIQQNPGQLKKPLNSLTNGDKKAVTLLDESQLDALLDKLSGYAKPE
ERILILARYHHMRPASLEKAATRWPKLQIDFMTIHASKGQQADYVLIVGLQEGSDGFPAAARESIMEEALLPPVEDFPDA
EERRLMYVALTRARHRVWALFNKENPSPFVEILKNLDVPVARKP
>Mature_684_residues
MELKATTLGKRLAQHPYDRAVILNAGIKVSGDRHEYLIPFNQLLAIHCKRGLVWGELEFVLPDEKVVRLHGTEWGETQRF
YHHLDAHWRRWSGEMSEIASGVLRQQLDLIATRTGENKWLTREQTSGVQQQIRQALSALPLPVNRLEEFDNCREAWRKCQ
AWLKDIESARLQHNQAYTEAMLTEYADFFRQVESSPLNPAQARAVVNGEHSLLVLAGAGSGKTSVLVARAGWLLARGEAS
PEQILLLAFGRKAAEEMDERIRERLHTEDITARTFHALALHIIQQGSKKVPIVSKLENDTAARHELFIAEWRKQCSEKKA
QAKGWRQWLTEEMQWSVPEGNFWDDEKLQRRLASRLDRWVSLMRMHGGAQAEMIASAPEEIRDLFSKRIKLMAPLLKAWK
GALKAENAVDFSGLIHQAIVILEKGRFISPWKHILVDEFQDISPQRAALLAALRKQNSQTTLFAVGDDWQAIYRFSGAQM
SLTTAFHENFGEGERCDLDTTYRFNSRIGEVANRFIQQNPGQLKKPLNSLTNGDKKAVTLLDESQLDALLDKLSGYAKPE
ERILILARYHHMRPASLEKAATRWPKLQIDFMTIHASKGQQADYVLIVGLQEGSDGFPAAARESIMEEALLPPVEDFPDA
EERRLMYVALTRARHRVWALFNKENPSPFVEILKNLDVPVARKP

Specific function: Helicase IV catalyzes the unwinding of duplex DNA in the 3' to 5' direction with respect to the bound single strand in a reaction that is dependent upon the hydrolysis of ATP [H]

COG id: COG0210

COG function: function code L; Superfamily I DNA and RNA helicases

Gene ontology:

Cell location: Cytoplasm [C]

Metaboloic importance: Non_Essential [C]

Operon status: Not Known

Operon components: None

Similarity: Contains 1 uvrD-like helicase ATP-binding domain [H]

Homologues:

Organism=Escherichia coli, GI1787196, Length=684, Percent_Identity=99.8538011695906, Blast_Score=1405, Evalue=0.0,
Organism=Escherichia coli, GI2367296, Length=340, Percent_Identity=28.5294117647059, Blast_Score=100, Evalue=6e-22,
Organism=Escherichia coli, GI48994965, Length=341, Percent_Identity=28.1524926686217, Blast_Score=94, Evalue=3e-20,
Organism=Saccharomyces cerevisiae, GI6322369, Length=352, Percent_Identity=27.5568181818182, Blast_Score=95, Evalue=4e-20,

Paralogues:

None

Copy number: NA

Swissprot (AC and ID): NA

Other databases:

- InterPro:   IPR000212
- InterPro:   IPR014016
- InterPro:   IPR022161
- InterPro:   IPR003661 [H]

Pfam domain/function: PF12462 Nucleolin_N; PF00580 UvrD-helicase [H]

EC number: =3.6.4.12 [H]

Molecular weight: Translated: 77977; Mature: 77977

Theoretical pI: Translated: 8.46; Mature: 8.46

Prosite motif: NA

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

0.7 %Cys     (Translated Protein)
2.0 %Met     (Translated Protein)
2.8 %Cys+Met (Translated Protein)
0.7 %Cys     (Mature Protein)
2.0 %Met     (Mature Protein)
2.8 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MELKATTLGKRLAQHPYDRAVILNAGIKVSGDRHEYLIPFNQLLAIHCKRGLVWGELEFV
CCCCHHHHHHHHHHCCCCCEEEEECCEEECCCCCEEECCHHHHHHHHHHCCCEEEEEEEE
LPDEKVVRLHGTEWGETQRFYHHLDAHWRRWSGEMSEIASGVLRQQLDLIATRTGENKWL
CCCCEEEEEECCCCCHHHHHHHHHHHHHHHHCCCHHHHHHHHHHHHHHHHHHCCCCCCCC
TREQTSGVQQQIRQALSALPLPVNRLEEFDNCREAWRKCQAWLKDIESARLQHNQAYTEA
CHHHHHHHHHHHHHHHHHCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
MLTEYADFFRQVESSPLNPAQARAVVNGEHSLLVLAGAGSGKTSVLVARAGWLLARGEAS
HHHHHHHHHHHHHCCCCCHHHHHEEECCCCEEEEEEECCCCCCEEEEEECCEEEECCCCC
PEQILLLAFGRKAAEEMDERIRERLHTEDITARTFHALALHIIQQGSKKVPIVSKLENDT
HHHEEEEHHCCHHHHHHHHHHHHHHCCCCCHHHHHHHHHHHHHHCCCCCCCHHHHHCCCH
AARHELFIAEWRKQCSEKKAQAKGWRQWLTEEMQWSVPEGNFWDDEKLQRRLASRLDRWV
HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCHHHHHHHHHHHHHHHH
SLMRMHGGAQAEMIASAPEEIRDLFSKRIKLMAPLLKAWKGALKAENAVDFSGLIHQAIV
HHHHHCCCCCHHHHHCCCHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCHHHHHHHHHHH
ILEKGRFISPWKHILVDEFQDISPQRAALLAALRKQNSQTTLFAVGDDWQAIYRFSGAQM
HHCCCCCCCHHHHHHHHHHHCCCHHHHHHHHHHHHCCCCEEEEEECCCHHHHHHCCCCCE
SLTTAFHENFGEGERCDLDTTYRFNSRIGEVANRFIQQNPGQLKKPLNSLTNGDKKAVTL
EEHHHHHHCCCCCCCCCCCCCCHHHHHHHHHHHHHHHCCCCHHHHHHHHHCCCCCCEEEE
LDESQLDALLDKLSGYAKPEERILILARYHHMRPASLEKAATRWPKLQIDFMTIHASKGQ
ECHHHHHHHHHHHCCCCCCHHHEEEEEHHCCCCCCHHHHHHHCCCCEEEEEEEEECCCCC
QADYVLIVGLQEGSDGFPAAARESIMEEALLPPVEDFPDAEERRLMYVALTRARHRVWAL
CCCEEEEEEEECCCCCCCHHHHHHHHHHHCCCCCCCCCCHHHHEEEHHHHHHHHHHEEEE
FNKENPSPFVEILKNLDVPVARKP
ECCCCCCHHHHHHHHCCCCCCCCC
>Mature Secondary Structure
MELKATTLGKRLAQHPYDRAVILNAGIKVSGDRHEYLIPFNQLLAIHCKRGLVWGELEFV
CCCCHHHHHHHHHHCCCCCEEEEECCEEECCCCCEEECCHHHHHHHHHHCCCEEEEEEEE
LPDEKVVRLHGTEWGETQRFYHHLDAHWRRWSGEMSEIASGVLRQQLDLIATRTGENKWL
CCCCEEEEEECCCCCHHHHHHHHHHHHHHHHCCCHHHHHHHHHHHHHHHHHHCCCCCCCC
TREQTSGVQQQIRQALSALPLPVNRLEEFDNCREAWRKCQAWLKDIESARLQHNQAYTEA
CHHHHHHHHHHHHHHHHHCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
MLTEYADFFRQVESSPLNPAQARAVVNGEHSLLVLAGAGSGKTSVLVARAGWLLARGEAS
HHHHHHHHHHHHHCCCCCHHHHHEEECCCCEEEEEEECCCCCCEEEEEECCEEEECCCCC
PEQILLLAFGRKAAEEMDERIRERLHTEDITARTFHALALHIIQQGSKKVPIVSKLENDT
HHHEEEEHHCCHHHHHHHHHHHHHHCCCCCHHHHHHHHHHHHHHCCCCCCCHHHHHCCCH
AARHELFIAEWRKQCSEKKAQAKGWRQWLTEEMQWSVPEGNFWDDEKLQRRLASRLDRWV
HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCHHHHHHHHHHHHHHHH
SLMRMHGGAQAEMIASAPEEIRDLFSKRIKLMAPLLKAWKGALKAENAVDFSGLIHQAIV
HHHHHCCCCCHHHHHCCCHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCHHHHHHHHHHH
ILEKGRFISPWKHILVDEFQDISPQRAALLAALRKQNSQTTLFAVGDDWQAIYRFSGAQM
HHCCCCCCCHHHHHHHHHHHCCCHHHHHHHHHHHHCCCCEEEEEECCCHHHHHHCCCCCE
SLTTAFHENFGEGERCDLDTTYRFNSRIGEVANRFIQQNPGQLKKPLNSLTNGDKKAVTL
EEHHHHHHCCCCCCCCCCCCCCHHHHHHHHHHHHHHHCCCCHHHHHHHHHCCCCCCEEEE
LDESQLDALLDKLSGYAKPEERILILARYHHMRPASLEKAATRWPKLQIDFMTIHASKGQ
ECHHHHHHHHHHHCCCCCCHHHEEEEEHHCCCCCCHHHHHHHCCCCEEEEEEEEECCCCC
QADYVLIVGLQEGSDGFPAAARESIMEEALLPPVEDFPDAEERRLMYVALTRARHRVWAL
CCCEEEEEEEECCCCCCCHHHHHHHHHHHCCCCCCCCCCHHHHEEEHHHHHHHHHHEEEE
FNKENPSPFVEILKNLDVPVARKP
ECCCCCCHHHHHHHHCCCCCCCCC

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: 2542273; 8905232; 9278503 [H]