Definition Xanthomonas axonopodis pv. citri str. 306 chromosome, complete genome.
Accession NC_003919
Length 5,175,554

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The map label for this gene is petB [H]

Identifier: 21243189

GI number: 21243189

Start: 2859643

End: 2860902

Strand: Reverse

Name: petB [H]

Synonym: XAC2456

Alternate gene names: 21243189

Gene position: 2860902-2859643 (Counterclockwise)

Preceding gene: 21243190

Following gene: 21243188

Centisome position: 55.28

GC content: 61.03

Gene sequence:

>1260_bases
ATGAGCAATGTTCTGGTCCGTACCGCCAACGGCGTGTTCGATTGGGTCAACGAGCGCGCGCCCGGGCTGATGCCCATGTA
TCGCAAGCACGTCAGCGAGTACTACGCGCCGAAGAACTTCAATCTCTGGTACTACTTCGGTTCGCTGGCTATCGTGGTGC
TGGTCAACCAGATCGTCACCGGCATCTTCCTGACGATGCACTACAAGACCAGCGCCGCCGATGCATTCGCGTCGATCGAA
TACATCATGCGCGACGTGGAGTGGGGTTGGCTGATCCGCTACATGCACAGCACCGGCGCCTCGCTGTTTTTCATCGTGGT
GTACCTGCACATGTTCCGCGGCTTGATGTACGGCAGCTACCAGAAGCCGCGCGAGCTGGTGTGGATTCTCGGCATGTTGA
TCTACCTGGTGCTGATGGCCGAAGCCTTCATGGGCTATGTCCTGCCGTGGGGACAGATGTCGTTCTGGGGCGCGAAGGTG
ATCATCTCGCTGTTCGGCGCCATTCCGGTGATCGGCAATGGGCTGACCGAGTGGATCATGGGCGACTACCTGCCCGGGGA
TGCCACGCTCAATCGCTTCTTCGCCTTGCACGTAATCGCACTGCCGTTGGTGCTGCTGCTGTTGATCGTGCTGCACATCG
GCGCGCTGCACGAAGTAGGCTCCAACAACCCGGACGGCGTGGACATCAAGAAAGGTCCGAAGGGCAATCGCTGGGATGCG
CACAAGCCGGCCGACGGCATTCCGTTCCACCCCTATTACACGGTCAAGGACCTGGTCGGCGTCGGATTCCTGCTGTTGAT
CGCTGCCTTCATCATCTTCTTCGCGCCGGCGTTCGGCGGCCTGTTCCTGGAGCACGACAACTTCACCGAAGCCAACCGGC
TGGTGACGCCGGAGCACATCAAGCCGGTGTGGTACTACACGCCGTACTACGCCATGTTGCGCGTGGTGCCCAACAAGCTC
GGTGGCGTGCTGGTGATGTTCTCGGCCATCGCGATCCTGTTCCTGGTGCCCTGGCTGGATCGCGCCAAGGTACGCTCGGT
GCGCTACCGCGGCTGGATTTCCAAGCTGGCGTTGGGCGTGCTGGTGGTGTGCTTCGTCTGGCTGGGCGTGATCGGTTCCG
GCCCCGGCACCGACGCGCACGAAACCTATGTCGGGCGGGTGTTGACCTTCCTGTACTTCGCCTTCTTCATCACCATGCCG
GTGTGGACGCGGCTGGACAAAACCAAGCCGGTGCCGGAGCGGGTGACGACCCATGACTAA

Upstream 100 bases:

>100_bases
TGCTGGTGCCCCCACACCACTACGTGGACGACAACACCTTGGTGATCGGCGTCGATCCTGATGATGCCGGTGCGTCGACC
AAAACCACGGGGGCTGCCTG

Downstream 100 bases:

>100_bases
TCCCAACGTGACGTCATGGAAGTCGCGCGTGGTCGCCTTGCTCTGCGGCCTGATGGTCGCTGGCGGTGCGGTGGCGGCCG
AAGGCGGGGCGGTGCAGCAG

Product: ubiquinol cytochrome C oxidoreductase cytochrome B subunit

Products: Q; ferrocytochrome c

Alternate protein names: NA

Number of amino acids: Translated: 419; Mature: 418

Protein sequence:

>419_residues
MSNVLVRTANGVFDWVNERAPGLMPMYRKHVSEYYAPKNFNLWYYFGSLAIVVLVNQIVTGIFLTMHYKTSAADAFASIE
YIMRDVEWGWLIRYMHSTGASLFFIVVYLHMFRGLMYGSYQKPRELVWILGMLIYLVLMAEAFMGYVLPWGQMSFWGAKV
IISLFGAIPVIGNGLTEWIMGDYLPGDATLNRFFALHVIALPLVLLLLIVLHIGALHEVGSNNPDGVDIKKGPKGNRWDA
HKPADGIPFHPYYTVKDLVGVGFLLLIAAFIIFFAPAFGGLFLEHDNFTEANRLVTPEHIKPVWYYTPYYAMLRVVPNKL
GGVLVMFSAIAILFLVPWLDRAKVRSVRYRGWISKLALGVLVVCFVWLGVIGSGPGTDAHETYVGRVLTFLYFAFFITMP
VWTRLDKTKPVPERVTTHD

Sequences:

>Translated_419_residues
MSNVLVRTANGVFDWVNERAPGLMPMYRKHVSEYYAPKNFNLWYYFGSLAIVVLVNQIVTGIFLTMHYKTSAADAFASIE
YIMRDVEWGWLIRYMHSTGASLFFIVVYLHMFRGLMYGSYQKPRELVWILGMLIYLVLMAEAFMGYVLPWGQMSFWGAKV
IISLFGAIPVIGNGLTEWIMGDYLPGDATLNRFFALHVIALPLVLLLLIVLHIGALHEVGSNNPDGVDIKKGPKGNRWDA
HKPADGIPFHPYYTVKDLVGVGFLLLIAAFIIFFAPAFGGLFLEHDNFTEANRLVTPEHIKPVWYYTPYYAMLRVVPNKL
GGVLVMFSAIAILFLVPWLDRAKVRSVRYRGWISKLALGVLVVCFVWLGVIGSGPGTDAHETYVGRVLTFLYFAFFITMP
VWTRLDKTKPVPERVTTHD
>Mature_418_residues
SNVLVRTANGVFDWVNERAPGLMPMYRKHVSEYYAPKNFNLWYYFGSLAIVVLVNQIVTGIFLTMHYKTSAADAFASIEY
IMRDVEWGWLIRYMHSTGASLFFIVVYLHMFRGLMYGSYQKPRELVWILGMLIYLVLMAEAFMGYVLPWGQMSFWGAKVI
ISLFGAIPVIGNGLTEWIMGDYLPGDATLNRFFALHVIALPLVLLLLIVLHIGALHEVGSNNPDGVDIKKGPKGNRWDAH
KPADGIPFHPYYTVKDLVGVGFLLLIAAFIIFFAPAFGGLFLEHDNFTEANRLVTPEHIKPVWYYTPYYAMLRVVPNKLG
GVLVMFSAIAILFLVPWLDRAKVRSVRYRGWISKLALGVLVVCFVWLGVIGSGPGTDAHETYVGRVLTFLYFAFFITMPV
WTRLDKTKPVPERVTTHD

Specific function: Component of the ubiquinol-cytochrome c reductase complex (complex III or cytochrome b-c1 complex), which is a respiratory chain that generates an electrochemical potential coupled to ATP synthesis [H]

COG id: COG1290

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

Gene ontology:

Cell location: Cell membrane; Multi-pass membrane protein (Potential) [H]

Metaboloic importance: NA

Operon status: Not Known

Operon components: None

Similarity: Belongs to the cytochrome b family [H]

Homologues:

Organism=Homo sapiens, GI251831119, Length=393, Percent_Identity=43.0025445292621, Blast_Score=272, Evalue=5e-73,
Organism=Saccharomyces cerevisiae, GI6226529, Length=385, Percent_Identity=41.038961038961, Blast_Score=270, Evalue=4e-73,
Organism=Saccharomyces cerevisiae, GI6226532, Length=241, Percent_Identity=44.3983402489627, Blast_Score=200, Evalue=3e-52,
Organism=Saccharomyces cerevisiae, GI6226531, Length=152, Percent_Identity=48.6842105263158, Blast_Score=145, Evalue=2e-35,
Organism=Saccharomyces cerevisiae, GI6226530, Length=137, Percent_Identity=47.4452554744526, Blast_Score=121, Evalue=3e-28,

Paralogues:

None

Copy number: NA

Swissprot (AC and ID): NA

Other databases:

- InterPro:   IPR016175
- InterPro:   IPR005798
- InterPro:   IPR005797
- InterPro:   IPR016174 [H]

Pfam domain/function: PF00032 Cytochrom_B_C; PF00033 Cytochrom_B_N [H]

EC number: 1.10.2.2

Molecular weight: Translated: 47527; Mature: 47396

Theoretical pI: Translated: 9.38; Mature: 9.38

Prosite motif: PS51002 CYTB_NTER ; PS51003 CYTB_CTER

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

0.2 %Cys     (Translated Protein)
3.8 %Met     (Translated Protein)
4.1 %Cys+Met (Translated Protein)
0.2 %Cys     (Mature Protein)
3.6 %Met     (Mature Protein)
3.8 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MSNVLVRTANGVFDWVNERAPGLMPMYRKHVSEYYAPKNFNLWYYFGSLAIVVLVNQIVT
CCCCEEEECCHHHHHHHCCCCCCHHHHHHHHHHHCCCCCCEEEEHHHHHHHHHHHHHHHH
GIFLTMHYKTSAADAFASIEYIMRDVEWGWLIRYMHSTGASLFFIVVYLHMFRGLMYGSY
HHHHHHCCCHHHHHHHHHHHHHHHHCCHHHHHHHHHHCCHHHHHHHHHHHHHHHHHHCCC
QKPRELVWILGMLIYLVLMAEAFMGYVLPWGQMSFWGAKVIISLFGAIPVIGNGLTEWIM
CCHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCHHHHHHHHHHHHHHHHHHHCCCHHHHHH
GDYLPGDATLNRFFALHVIALPLVLLLLIVLHIGALHEVGSNNPDGVDIKKGPKGNRWDA
HCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCCCCCCCCCCCC
HKPADGIPFHPYYTVKDLVGVGFLLLIAAFIIFFAPAFGGLFLEHDNFTEANRLVTPEHI
CCCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHCCEEEECCCCCCCCCCCCHHHC
KPVWYYTPYYAMLRVVPNKLGGVLVMFSAIAILFLVPWLDRAKVRSVRYRGWISKLALGV
CCEEEECHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCHHHHHHHHHHHHHHHHHHHH
LVVCFVWLGVIGSGPGTDAHETYVGRVLTFLYFAFFITMPVWTRLDKTKPVPERVTTHD
HHHHHHHHHHHCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCCCC
>Mature Secondary Structure 
SNVLVRTANGVFDWVNERAPGLMPMYRKHVSEYYAPKNFNLWYYFGSLAIVVLVNQIVT
CCCEEEECCHHHHHHHCCCCCCHHHHHHHHHHHCCCCCCEEEEHHHHHHHHHHHHHHHH
GIFLTMHYKTSAADAFASIEYIMRDVEWGWLIRYMHSTGASLFFIVVYLHMFRGLMYGSY
HHHHHHCCCHHHHHHHHHHHHHHHHCCHHHHHHHHHHCCHHHHHHHHHHHHHHHHHHCCC
QKPRELVWILGMLIYLVLMAEAFMGYVLPWGQMSFWGAKVIISLFGAIPVIGNGLTEWIM
CCHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCHHHHHHHHHHHHHHHHHHHCCCHHHHHH
GDYLPGDATLNRFFALHVIALPLVLLLLIVLHIGALHEVGSNNPDGVDIKKGPKGNRWDA
HCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCCCCCCCCCCCC
HKPADGIPFHPYYTVKDLVGVGFLLLIAAFIIFFAPAFGGLFLEHDNFTEANRLVTPEHI
CCCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHCCEEEECCCCCCCCCCCCHHHC
KPVWYYTPYYAMLRVVPNKLGGVLVMFSAIAILFLVPWLDRAKVRSVRYRGWISKLALGV
CCEEEECHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCHHHHHHHHHHHHHHHHHHHH
LVVCFVWLGVIGSGPGTDAHETYVGRVLTFLYFAFFITMPVWTRLDKTKPVPERVTTHD
HHHHHHHHHHHCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCCCC

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: QH2; ferricytochrome c

Specific reaction: QH2 + 2 ferricytochrome c = Q + 2 ferrocytochrome c

General reaction: NA

Inhibitor: NA

Structure determination priority: 6.0

TargetDB status: NA

Availability: NA

References: NA