The gene/protein map for NC_007644 is currently unavailable.
Definition Prochlorococcus marinus str. MIT 9515, complete genome.
Accession NC_008817
Length 1,704,176

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The map label for this gene is petB [H]

Identifier: 123965592

GI number: 123965592

Start: 329162

End: 329818

Strand: Direct

Name: petB [H]

Synonym: P9515_03571

Alternate gene names: 123965592

Gene position: 329162-329818 (Clockwise)

Preceding gene: 123965586

Following gene: 123965593

Centisome position: 19.32

GC content: 37.6

Gene sequence:

>657_bases
ATGTCGAATTCCTCATCTGTTTACGACTGGTTTCAAGAGAGACTTGAAATTCAAGACATAACCGACGACGTAACTTCCAA
GTACGTACCCCCTCACGTAAATATTTTTTACTGTTTAGGAGGCATAACTTTAGTATGCTTCCTAATTCAATTTGCAACAG
GTTTTGCAATGACTTTTTACTATAAGCCAACTGTTACCCAAGCTTATAACTCTGTAAGCTACTTAATGACTGATGTAAGT
TTTGGTTGGTTAATAAGATCTGTTCATAGATGGAGTGCATCTATGATGGTTTTGATGTTAATTTTACATGTTTTTAGGGT
TTACCTTACCGGTGGATTTAAAAGACCAAGAGAATTAACTTGGGTAACAGGTGTTGTCATGGCAGTTATAACAGTTGCTT
TTGGAGTCACAGGTTATTCACTTCCATGGGATCAAGTTGGATACTGGGCGGTTAAGATTGTTTCAGGTGTGCCTGCAGCG
ATTCCAATTATTGGTGATTTCATGGTTGAACTTCTTCGTGGAGGAGAAAGTGTAGGGCAATCAACTCTTACAAGATTTTA
TAGTCTCCATACTTTCGTTCTTCCTTGGTCCTTAGCAGTATTTATGCTTATGCATTTTCTTATGATTCGTAAACAAGGTA
TTTCAGGTCCGCTATAA

Upstream 100 bases:

>100_bases
ATATTAAAAATTTGTTAAATGATGAATTCATTGGGTTAAGTGTTAACACCAAGTAAGTGAATTTTAAGTAAGCTCTTTAT
ATCAAAGCTTTTTTTTTTGG

Downstream 100 bases:

>100_bases
CCCCTTATAATTCTAATAATTTAAATTTTAAGTATAGTTTTATATGTCTACTCTAAAAAAACCCGATTTATCAGATCCGA
AATTAAGAGCTAAATTAGCT

Product: cytochrome b6

Products: NA

Alternate protein names: NA

Number of amino acids: Translated: 218; Mature: 217

Protein sequence:

>218_residues
MSNSSSVYDWFQERLEIQDITDDVTSKYVPPHVNIFYCLGGITLVCFLIQFATGFAMTFYYKPTVTQAYNSVSYLMTDVS
FGWLIRSVHRWSASMMVLMLILHVFRVYLTGGFKRPRELTWVTGVVMAVITVAFGVTGYSLPWDQVGYWAVKIVSGVPAA
IPIIGDFMVELLRGGESVGQSTLTRFYSLHTFVLPWSLAVFMLMHFLMIRKQGISGPL

Sequences:

>Translated_218_residues
MSNSSSVYDWFQERLEIQDITDDVTSKYVPPHVNIFYCLGGITLVCFLIQFATGFAMTFYYKPTVTQAYNSVSYLMTDVS
FGWLIRSVHRWSASMMVLMLILHVFRVYLTGGFKRPRELTWVTGVVMAVITVAFGVTGYSLPWDQVGYWAVKIVSGVPAA
IPIIGDFMVELLRGGESVGQSTLTRFYSLHTFVLPWSLAVFMLMHFLMIRKQGISGPL
>Mature_217_residues
SNSSSVYDWFQERLEIQDITDDVTSKYVPPHVNIFYCLGGITLVCFLIQFATGFAMTFYYKPTVTQAYNSVSYLMTDVSF
GWLIRSVHRWSASMMVLMLILHVFRVYLTGGFKRPRELTWVTGVVMAVITVAFGVTGYSLPWDQVGYWAVKIVSGVPAAI
PIIGDFMVELLRGGESVGQSTLTRFYSLHTFVLPWSLAVFMLMHFLMIRKQGISGPL

Specific function: Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions [H]

COG id: COG1290

COG function: function code C; Cytochrome b subunit of the bc complex

Gene ontology:

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

Metaboloic importance: NA

Operon status: Not Known

Operon components: None

Similarity: Belongs to the cytochrome b family. PetB subfamily [H]

Homologues:

Organism=Homo sapiens, GI251831119, Length=189, Percent_Identity=33.3333333333333, Blast_Score=129, Evalue=2e-30,
Organism=Saccharomyces cerevisiae, GI6226532, Length=189, Percent_Identity=30.1587301587302, Blast_Score=114, Evalue=1e-26,
Organism=Saccharomyces cerevisiae, GI6226529, Length=189, Percent_Identity=30.1587301587302, Blast_Score=111, Evalue=8e-26,
Organism=Saccharomyces cerevisiae, GI6226531, Length=179, Percent_Identity=26.2569832402235, Blast_Score=90, Evalue=2e-19,
Organism=Saccharomyces cerevisiae, GI6226530, Length=144, Percent_Identity=27.7777777777778, Blast_Score=70, Evalue=2e-13,

Paralogues:

None

Copy number: NA

Swissprot (AC and ID): NA

Other databases:

- InterPro:   IPR016175
- InterPro:   IPR005797
- InterPro:   IPR016174 [H]

Pfam domain/function: PF00033 Cytochrom_B_N [H]

EC number: NA

Molecular weight: Translated: 24674; Mature: 24543

Theoretical pI: Translated: 8.62; Mature: 8.62

Prosite motif: PS51002 CYTB_NTER

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

0.9 %Cys     (Translated Protein)
5.0 %Met     (Translated Protein)
6.0 %Cys+Met (Translated Protein)
0.9 %Cys     (Mature Protein)
4.6 %Met     (Mature Protein)
5.5 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MSNSSSVYDWFQERLEIQDITDDVTSKYVPPHVNIFYCLGGITLVCFLIQFATGFAMTFY
CCCCCHHHHHHHHHHHHHHHHHHHHHCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHEEEE
YKPTVTQAYNSVSYLMTDVSFGWLIRSVHRWSASMMVLMLILHVFRVYLTGGFKRPRELT
ECCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCHHHH
WVTGVVMAVITVAFGVTGYSLPWDQVGYWAVKIVSGVPAAIPIIGDFMVELLRGGESVGQ
HHHHHHHHHHHHHHCCCCCCCCHHHHHHHHHHHHHCCCHHHHHHHHHHHHHHHCCHHHHH
STLTRFYSLHTFVLPWSLAVFMLMHFLMIRKQGISGPL
HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCC
>Mature Secondary Structure 
SNSSSVYDWFQERLEIQDITDDVTSKYVPPHVNIFYCLGGITLVCFLIQFATGFAMTFY
CCCCHHHHHHHHHHHHHHHHHHHHHCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHEEEE
YKPTVTQAYNSVSYLMTDVSFGWLIRSVHRWSASMMVLMLILHVFRVYLTGGFKRPRELT
ECCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCHHHH
WVTGVVMAVITVAFGVTGYSLPWDQVGYWAVKIVSGVPAAIPIIGDFMVELLRGGESVGQ
HHHHHHHHHHHHHHCCCCCCCCHHHHHHHHHHHHHCCCHHHHHHHHHHHHHHHCCHHHHH
STLTRFYSLHTFVLPWSLAVFMLMHFLMIRKQGISGPL
HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCC

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: NA

Specific reaction: NA

General reaction: NA

Inhibitor: NA

Structure determination priority: 7.0

TargetDB status: NA

Availability: NA

References: NA