Click here to switch to the map view.

The map label for this gene is sigB [H]

Identifier: 121638585

GI number: 121638585

Start: 2976146

End: 2977117

Strand: Direct

Name: sigB [H]

Synonym: BCG_2723

Alternate gene names: 121638585

Gene position: 2976146-2977117 (Clockwise)

Preceding gene: 121638584

Following gene: 121638586

Centisome position: 68.03

GC content: 63.58

Gene sequence:

>972_bases
ATGGCCGATGCACCCACAAGGGCCACCACAAGCCGGGTTGACAGCGATCTGGATGCTCAAAGCCCCGCGGCGGACCTCGT
GCGCGTCTATCTGAACGGCATCGGCAAGACGGCGTTGCTCAACGCCGCCGGTGAAGTCGAACTGGCCAAGCGCATAGAAG
CCGGGTTGTATGCCGAGCATCTGCTGGAAACCCGGAAGCGCCTCGGCGAGAACCGAAAACGCGACCTGGCGGCCGTGGTG
CGTGATGGCGAGGCGGCGCGCCGCCACCTGCTGGAAGCAAACCTGCGGCTGGTGGTATCGCTGGCCAAGCGCTACACGGG
TCGGGGCATGCCGTTGCTGGACCTCATCCAGGAGGGCAACCTGGGTCTGATCCGAGCGATGGAGAAGTTCGACTACACAA
AGGGATTCAAGTTCTCAACGTATGCCACGTGGTGGATCCGCCAGGCCATCACCCGCGGAATGGCCGACCAGAGCCGCACC
ATCCGCCTGCCCGTACACCTGGTTGAGCAGGTCAACAAGCTGGCGCGGATCAAGCGGGAGATGCACCAGCATCTGGGTCG
CGAAGCCACCGATGAGGAGCTCGCCGCCGAATCCGGCATTCCAATCGACAAGATCAACGACCTGCTGGAACACAGTCGCG
ACCCGGTGAGTCTGGATATGCCGGTCGGCTCCGAGGAGGAGGCCCCTTTGGGCGATTTCATCGAGGACGCCGAAGCCATG
TCCGCGGAGAACGCGGTCATCGCCGAACTGTTACACACCGACATCCGCAGCGTGCTGGCCACTCTCGACGAGCGTGAGCA
CCAGGTGATCCGGCTGCGCTTCGGCCTGGATGACGGCCAACCACGCACCCTGGATCAAATCGGCAAACTATTCGGGCTGT
CCCGTGAGCGGGTTCGTCAGATCGAGCGCGACGTGATGAGTAAGCTGCGGCACGGTGAGCGGGCGGATCGGCTGCGGTCG
TACGCCAGCTGA

Upstream 100 bases:

>100_bases
TCCTGCACGTCACAGGGCGTCAGATCACTGCTGGGTGGGAACTCAAAGTCCGGCTTTGTCGTTAAACCCCATGACAGTGC
AAGCCGATCGGGAGGTCGCT

Downstream 100 bases:

>100_bases
AGCTGGACATCCTGAGCCAGGTAGCAGACGGTATGCCCGCCGCGCCAGCGGCGGGCATACCGCTGCGGTGGGGCGGCGGG
CAACCATTTTCGCAGCTGGC

Product: RNA polymerase sigma factor SigB

Products: NA

Alternate protein names: NA

Number of amino acids: Translated: 323; Mature: 322

Protein sequence:

>323_residues
MADAPTRATTSRVDSDLDAQSPAADLVRVYLNGIGKTALLNAAGEVELAKRIEAGLYAEHLLETRKRLGENRKRDLAAVV
RDGEAARRHLLEANLRLVVSLAKRYTGRGMPLLDLIQEGNLGLIRAMEKFDYTKGFKFSTYATWWIRQAITRGMADQSRT
IRLPVHLVEQVNKLARIKREMHQHLGREATDEELAAESGIPIDKINDLLEHSRDPVSLDMPVGSEEEAPLGDFIEDAEAM
SAENAVIAELLHTDIRSVLATLDEREHQVIRLRFGLDDGQPRTLDQIGKLFGLSRERVRQIERDVMSKLRHGERADRLRS
YAS

Sequences:

>Translated_323_residues
MADAPTRATTSRVDSDLDAQSPAADLVRVYLNGIGKTALLNAAGEVELAKRIEAGLYAEHLLETRKRLGENRKRDLAAVV
RDGEAARRHLLEANLRLVVSLAKRYTGRGMPLLDLIQEGNLGLIRAMEKFDYTKGFKFSTYATWWIRQAITRGMADQSRT
IRLPVHLVEQVNKLARIKREMHQHLGREATDEELAAESGIPIDKINDLLEHSRDPVSLDMPVGSEEEAPLGDFIEDAEAM
SAENAVIAELLHTDIRSVLATLDEREHQVIRLRFGLDDGQPRTLDQIGKLFGLSRERVRQIERDVMSKLRHGERADRLRS
YAS
>Mature_322_residues
ADAPTRATTSRVDSDLDAQSPAADLVRVYLNGIGKTALLNAAGEVELAKRIEAGLYAEHLLETRKRLGENRKRDLAAVVR
DGEAARRHLLEANLRLVVSLAKRYTGRGMPLLDLIQEGNLGLIRAMEKFDYTKGFKFSTYATWWIRQAITRGMADQSRTI
RLPVHLVEQVNKLARIKREMHQHLGREATDEELAAESGIPIDKINDLLEHSRDPVSLDMPVGSEEEAPLGDFIEDAEAMS
AENAVIAELLHTDIRSVLATLDEREHQVIRLRFGLDDGQPRTLDQIGKLFGLSRERVRQIERDVMSKLRHGERADRLRSY
AS

Specific function: Sigma factors are initiation factors that promote the attachment of RNA polymerase to specific initiation sites and are then released [H]

COG id: COG0568

COG function: function code K; DNA-directed RNA polymerase, sigma subunit (sigma70/sigma32)

Gene ontology:

Cell location: Cytoplasm [C]

Metaboloic importance: Essential [C]

Operon status: Not Known

Operon components: None

Similarity: Belongs to the sigma-70 factor family [H]

Homologues:

Organism=Escherichia coli, GI1789448, Length=271, Percent_Identity=48.7084870848708, Blast_Score=269, Evalue=1e-73,
Organism=Escherichia coli, GI1789098, Length=287, Percent_Identity=39.3728222996516, Blast_Score=203, Evalue=1e-53,
Organism=Escherichia coli, GI1789871, Length=238, Percent_Identity=29.8319327731092, Blast_Score=91, Evalue=1e-19,
Organism=Escherichia coli, GI1788231, Length=202, Percent_Identity=28.7128712871287, Blast_Score=63, Evalue=2e-11,

Paralogues:

None

Copy number: 700 (log & stationary phase) [C]

Swissprot (AC and ID): NA

Other databases:

- InterPro:   IPR014284
- InterPro:   IPR000943
- InterPro:   IPR009042
- InterPro:   IPR007627
- InterPro:   IPR007624
- InterPro:   IPR007630
- InterPro:   IPR013325
- InterPro:   IPR013324
- InterPro:   IPR011991 [H]

Pfam domain/function: PF00140 Sigma70_r1_2; PF04542 Sigma70_r2; PF04539 Sigma70_r3; PF04545 Sigma70_r4 [H]

EC number: NA

Molecular weight: Translated: 36344; Mature: 36213

Theoretical pI: Translated: 6.62; Mature: 6.62

Prosite motif: PS00715 SIGMA70_1 ; PS00716 SIGMA70_2 ; PS00867 CPSASE_2

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

0.0 %Cys     (Translated Protein)
2.5 %Met     (Translated Protein)
2.5 %Cys+Met (Translated Protein)
0.0 %Cys     (Mature Protein)
2.2 %Met     (Mature Protein)
2.2 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MADAPTRATTSRVDSDLDAQSPAADLVRVYLNGIGKTALLNAAGEVELAKRIEAGLYAEH
CCCCCCCHHHHHHCCCCCCCCHHHHHHHHHHHHCCHHHHHHCCCHHHHHHHHHHHHHHHH
LLETRKRLGENRKRDLAAVVRDGEAARRHLLEANLRLVVSLAKRYTGRGMPLLDLIQEGN
HHHHHHHHCCCHHHHHHHHHHCCHHHHHHHHHHHHHHHHHHHHHHCCCCCHHHHHHHCCC
LGLIRAMEKFDYTKGFKFSTYATWWIRQAITRGMADQSRTIRLPVHLVEQVNKLARIKRE
HHHHHHHHHHCCCCCCCCHHHHHHHHHHHHHHCCCCCCCEEEHHHHHHHHHHHHHHHHHH
MHQHLGREATDEELAAESGIPIDKINDLLEHSRDPVSLDMPVGSEEEAPLGDFIEDAEAM
HHHHHCCCCCHHHHHHHCCCCHHHHHHHHHCCCCCCEEECCCCCCCCCCCHHHHHHHHHH
SAENAVIAELLHTDIRSVLATLDEREHQVIRLRFGLDDGQPRTLDQIGKLFGLSRERVRQ
HHHHHHHHHHHHHHHHHHHHHHHHHHHHEEEEEECCCCCCCCCHHHHHHHHCCCHHHHHH
IERDVMSKLRHGERADRLRSYAS
HHHHHHHHHHCCHHHHHHHHCCC
>Mature Secondary Structure 
ADAPTRATTSRVDSDLDAQSPAADLVRVYLNGIGKTALLNAAGEVELAKRIEAGLYAEH
CCCCCCHHHHHHCCCCCCCCHHHHHHHHHHHHCCHHHHHHCCCHHHHHHHHHHHHHHHH
LLETRKRLGENRKRDLAAVVRDGEAARRHLLEANLRLVVSLAKRYTGRGMPLLDLIQEGN
HHHHHHHHCCCHHHHHHHHHHCCHHHHHHHHHHHHHHHHHHHHHHCCCCCHHHHHHHCCC
LGLIRAMEKFDYTKGFKFSTYATWWIRQAITRGMADQSRTIRLPVHLVEQVNKLARIKRE
HHHHHHHHHHCCCCCCCCHHHHHHHHHHHHHHCCCCCCCEEEHHHHHHHHHHHHHHHHHH
MHQHLGREATDEELAAESGIPIDKINDLLEHSRDPVSLDMPVGSEEEAPLGDFIEDAEAM
HHHHHCCCCCHHHHHHHCCCCHHHHHHHHHCCCCCCEEECCCCCCCCCCCHHHHHHHHHH
SAENAVIAELLHTDIRSVLATLDEREHQVIRLRFGLDDGQPRTLDQIGKLFGLSRERVRQ
HHHHHHHHHHHHHHHHHHHHHHHHHHHHEEEEEECCCCCCCCCHHHHHHHHCCCHHHHHH
IERDVMSKLRHGERADRLRSYAS
HHHHHHHHHHCCHHHHHHHHCCC

PDB accession: NA

Resolution: NA

Structure class: Alpha

Cofactors: NA

Metal ions: NA

Kcat value (1/min): NA

Specific activity: NA

Km value (mM): NA

Substrates: DNA [C]

Specific reaction: Protein + DNA = Protein-DNA [C]

General reaction: NA

Inhibitor: NA

Structure determination priority: 10.0

TargetDB status: NA

Availability: NA

References: 14602910; 2116013 [H]