Definition Escherichia coli SMS-3-5 chromosome, complete genome.
Accession NC_010498
Length 5,068,389

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The map label for this gene is cybB [H]

Identifier: 170679749

GI number: 170679749

Start: 1759495

End: 1760061

Strand: Reverse

Name: cybB [H]

Synonym: EcSMS35_1755

Alternate gene names: 170679749

Gene position: 1760061-1759495 (Counterclockwise)

Preceding gene: 170680762

Following gene: 170683936

Centisome position: 34.73

GC content: 46.56

Gene sequence:

>567_bases
ATGTTAACGGAAAATTATGTTAAAGCAGGAAATGTTATGGAAAGTAAATATTCAAGGTTACAAATCGGCATTCACTGGCT
GGTCTTTTTGCTGGTTATCGCAGCGTATTGCGCAATGGAGTTTCGTGGTTTTTTCCCACGTGGCGATAGGCCGCTTATCA
ACATGATTCATGTTTCCTGTGGCATCTCAATTCTCGTGCTGATGGTTGTTCGTCTTTTGTTAAGGCTTAAATACCCAACT
CCGCCGATTGTACCTAAACCAAAACCGATGATGACGGGACTGGCGCATTTGGGACATTTGGTGATCTATCTCCTGTTTAT
TGCGCTGCCAGTGATTGGTTTGGTGATGATGTATAACCGGGGCAACCCGTGGTCTGCGTTTGGTATGACAATGCCTTATG
CAGCAGAGGCCAATTTCGAACGGGTTGATAGCTTAAAGTGGTGGCATGAGACGCTGGCGAATCTGGGATATTTTGTCATC
GGGTTGCACGCTGCGGCTGCACTGGCACACCACTATTTCTGGAAGGACAACACACTTCTACGCATGATGCCGCGTAAACG
TTCCTGA

Upstream 100 bases:

>100_bases
GACCAGGATGGCGGGATGGGCAATCTACATTCTTGCCGTGAAACGTAACGTACTGAAAACGGGTGAACAATATTTAATGA
AATTTTAAGAAAAGCTCGTT

Downstream 100 bases:

>100_bases
AGGATATTTAAAGAAAACGCCTGTACTAAAACCGACCCGTGGTACAGGCGAAGAATACGGGTCTACATCGGAAGCGCCTA
TTATATTTATTTGTATGACA

Product: cytochrome b561

Products: reduced cytochrome b [C]

Alternate protein names: Cytochrome b-561 [H]

Number of amino acids: Translated: 188; Mature: 188

Protein sequence:

>188_residues
MLTENYVKAGNVMESKYSRLQIGIHWLVFLLVIAAYCAMEFRGFFPRGDRPLINMIHVSCGISILVLMVVRLLLRLKYPT
PPIVPKPKPMMTGLAHLGHLVIYLLFIALPVIGLVMMYNRGNPWSAFGMTMPYAAEANFERVDSLKWWHETLANLGYFVI
GLHAAAALAHHYFWKDNTLLRMMPRKRS

Sequences:

>Translated_188_residues
MLTENYVKAGNVMESKYSRLQIGIHWLVFLLVIAAYCAMEFRGFFPRGDRPLINMIHVSCGISILVLMVVRLLLRLKYPT
PPIVPKPKPMMTGLAHLGHLVIYLLFIALPVIGLVMMYNRGNPWSAFGMTMPYAAEANFERVDSLKWWHETLANLGYFVI
GLHAAAALAHHYFWKDNTLLRMMPRKRS
>Mature_188_residues
MLTENYVKAGNVMESKYSRLQIGIHWLVFLLVIAAYCAMEFRGFFPRGDRPLINMIHVSCGISILVLMVVRLLLRLKYPT
PPIVPKPKPMMTGLAHLGHLVIYLLFIALPVIGLVMMYNRGNPWSAFGMTMPYAAEANFERVDSLKWWHETLANLGYFVI
GLHAAAALAHHYFWKDNTLLRMMPRKRS

Specific function: B-type di-heme cytochrome with a major alpha-absorption peak at 561 nm and a minor peak at 555 nm [H]

COG id: COG3038

COG function: function code C; Cytochrome B561

Gene ontology:

Cell location: Cell inner membrane; Multi-pass membrane protein [H]

Metaboloic importance: Non_Essential [C]

Operon status: Not Known

Operon components: None

Similarity: Belongs to the cytochrome b561 family [H]

Homologues:

Organism=Escherichia coli, GI87081903, Length=176, Percent_Identity=95.4545454545455, Blast_Score=272, Evalue=9e-75,
Organism=Escherichia coli, GI87082013, Length=175, Percent_Identity=43.4285714285714, Blast_Score=147, Evalue=4e-37,
Organism=Escherichia coli, GI1787296, Length=182, Percent_Identity=27.4725274725275, Blast_Score=64, Evalue=5e-12,

Paralogues:

None

Copy number: NA

Swissprot (AC and ID): NA

Other databases:

- InterPro:   IPR005797
- InterPro:   IPR016174 [H]

Pfam domain/function: PF00033 Cytochrom_B_N [H]

EC number: NA

Molecular weight: Translated: 21547; Mature: 21547

Theoretical pI: Translated: 10.25; Mature: 10.25

Prosite motif: NA

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

1.1 %Cys     (Translated Protein)
6.9 %Met     (Translated Protein)
8.0 %Cys+Met (Translated Protein)
1.1 %Cys     (Mature Protein)
6.9 %Met     (Mature Protein)
8.0 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MLTENYVKAGNVMESKYSRLQIGIHWLVFLLVIAAYCAMEFRGFFPRGDRPLINMIHVSC
CCCCHHHHHCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCHHHHHHHHHH
GISILVLMVVRLLLRLKYPTPPIVPKPKPMMTGLAHLGHLVIYLLFIALPVIGLVMMYNR
HHHHHHHHHHHHHHHCCCCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCC
GNPWSAFGMTMPYAAEANFERVDSLKWWHETLANLGYFVIGLHAAAALAHHYFWKDNTLL
CCCCCHHCCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCE
RMMPRKRS
ECCCCCCC
>Mature Secondary Structure
MLTENYVKAGNVMESKYSRLQIGIHWLVFLLVIAAYCAMEFRGFFPRGDRPLINMIHVSC
CCCCHHHHHCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCHHHHHHHHHH
GISILVLMVVRLLLRLKYPTPPIVPKPKPMMTGLAHLGHLVIYLLFIALPVIGLVMMYNR
HHHHHHHHHHHHHHHCCCCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCC
GNPWSAFGMTMPYAAEANFERVDSLKWWHETLANLGYFVIGLHAAAALAHHYFWKDNTLL
CCCCCHHCCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCE
RMMPRKRS
ECCCCCCC

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: cytochrome b oxidized; Electron [C]

Specific reaction: cytochrome b oxidized + 2 Electron = reduced cytochrome b [C]

General reaction: NA

Inhibitor: NA

Structure determination priority: 7.0

TargetDB status: NA

Availability: NA

References: 2836696; 9097039; 9278503; 3510204 [H]