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The map label for this gene is xapB [H]

Identifier: 108812987

GI number: 108812987

Start: 3183400

End: 3184005

Strand: Reverse

Name: xapB [H]

Synonym: YPN_2827

Alternate gene names: 108812987

Gene position: 3184005-3183400 (Counterclockwise)

Preceding gene: 108812988

Following gene: 108812985

Centisome position: 70.22

GC content: 43.23

Gene sequence:

>606_bases
ATGTTACTTGGCGCTTCATTACAAATTAGCCACACGTTCAGCAGCCCCTTCCTCCATGACTTTGCAAAAAATCCAATTTA
TCAGGATAGTCTGGTTGTCCAATACCCCTCGATCTTATTATCGATGGCCCAAATTGCAGAAGTCTTCTTTATTCTGGCCA
TTCCCTTCTTCTTATCTCGCTTTGGTATCAAACGCGTGATGATGATCAGCATGATTGCCTGGACGCTGCGCTTCACTCTA
TTTGCCTATGGCGATCCGTCGGCTACCGGTATTGTTTTATTACTGTTATCAATGGTGGTCTATGGTTGCGCCTTTGATTT
CTTTAATATCTCCGGTGCAATTTATGTTGAGAAAGAGGTCGATCATAATATCAGAGCCAGTGCGCAGGGCCTGTTTATGA
CAATGGTTAACGGCGTGGGGGCTTATGTGGGTGCCATCACCAGTGGGCATGTGGTTGATTATTTCACTGTTAATGGCGTC
AAGGACTGGAATAGTATTTGGCTATCTTTTGCTGCTTACACCGTTATTCTGGTCATTGTTTTCTTCTTCGTTTTTCAAGA
TAAACATGAGCCAACTGATCTAAAAAACCGCCAGTTATCCCATTAA

Upstream 100 bases:

>100_bases
AATGTCAGATCGCGATGCGCCTGTTAGGGCGCGGCTGGTAACAGAGCCTTATAGGCGCATATGAAAAACCTCCGGCTATG
CCGGAGGATATTTATTTGCC

Downstream 100 bases:

>100_bases
TCATTATCGGGAGGAAGTCTACTCGTCCAAAATAGACTCTCCAGATAACCCCTGATTAATCAAATGTTAATCAGGGGAGT
TTCTATTTTATCGGCAACCT

Product: major facilitator superfamily xanthosine permease

Products: Proton [Cytoplasm]; xanthosine [Cytoplasm] [C]

Alternate protein names: Xanthosine transporter [H]

Number of amino acids: Translated: 201; Mature: 201

Protein sequence:

>201_residues
MLLGASLQISHTFSSPFLHDFAKNPIYQDSLVVQYPSILLSMAQIAEVFFILAIPFFLSRFGIKRVMMISMIAWTLRFTL
FAYGDPSATGIVLLLLSMVVYGCAFDFFNISGAIYVEKEVDHNIRASAQGLFMTMVNGVGAYVGAITSGHVVDYFTVNGV
KDWNSIWLSFAAYTVILVIVFFFVFQDKHEPTDLKNRQLSH

Sequences:

>Translated_201_residues
MLLGASLQISHTFSSPFLHDFAKNPIYQDSLVVQYPSILLSMAQIAEVFFILAIPFFLSRFGIKRVMMISMIAWTLRFTL
FAYGDPSATGIVLLLLSMVVYGCAFDFFNISGAIYVEKEVDHNIRASAQGLFMTMVNGVGAYVGAITSGHVVDYFTVNGV
KDWNSIWLSFAAYTVILVIVFFFVFQDKHEPTDLKNRQLSH
>Mature_201_residues
MLLGASLQISHTFSSPFLHDFAKNPIYQDSLVVQYPSILLSMAQIAEVFFILAIPFFLSRFGIKRVMMISMIAWTLRFTL
FAYGDPSATGIVLLLLSMVVYGCAFDFFNISGAIYVEKEVDHNIRASAQGLFMTMVNGVGAYVGAITSGHVVDYFTVNGV
KDWNSIWLSFAAYTVILVIVFFFVFQDKHEPTDLKNRQLSH

Specific function: Nucleoside transport [H]

COG id: NA

COG function: NA

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: To E.coli nupG and yegT [H]

Homologues:

Organism=Escherichia coli, GI1788745, Length=201, Percent_Identity=68.1592039800995, Blast_Score=300, Evalue=6e-83,
Organism=Escherichia coli, GI87082192, Length=201, Percent_Identity=57.2139303482587, Blast_Score=234, Evalue=2e-63,
Organism=Escherichia coli, GI1788415, Length=165, Percent_Identity=30.9090909090909, Blast_Score=94, Evalue=7e-21,

Paralogues:

None

Copy number: NA

Swissprot (AC and ID): NA

Other databases:

- InterPro:   IPR020846
- InterPro:   IPR016196
- InterPro:   IPR004740 [H]

Pfam domain/function: NA

EC number: NA

Molecular weight: Translated: 22564; Mature: 22564

Theoretical pI: Translated: 6.79; Mature: 6.79

Prosite motif: PS50850 MFS

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

0.5 %Cys     (Translated Protein)
4.0 %Met     (Translated Protein)
4.5 %Cys+Met (Translated Protein)
0.5 %Cys     (Mature Protein)
4.0 %Met     (Mature Protein)
4.5 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MLLGASLQISHTFSSPFLHDFAKNPIYQDSLVVQYPSILLSMAQIAEVFFILAIPFFLSR
CEECCEEEEEECCCCHHHHHHHCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
FGIKRVMMISMIAWTLRFTLFAYGDPSATGIVLLLLSMVVYGCAFDFFNISGAIYVEKEV
HHHHHHHHHHHHHHHHHHHHHCCCCCCHHHHHHHHHHHHHHHHHHHHHCCCCEEEEEECC
DHNIRASAQGLFMTMVNGVGAYVGAITSGHVVDYFTVNGVKDWNSIWLSFAAYTVILVIV
CCCHHHHHHHHHHHHHHHHHHHHHHCCCCCEEEEEEECCCCHHHHHHHHHHHHHHHHHHH
FFFVFQDKHEPTDLKNRQLSH
HHHHHCCCCCCCCCCCCCCCC
>Mature Secondary Structure
MLLGASLQISHTFSSPFLHDFAKNPIYQDSLVVQYPSILLSMAQIAEVFFILAIPFFLSR
CEECCEEEEEECCCCHHHHHHHCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
FGIKRVMMISMIAWTLRFTLFAYGDPSATGIVLLLLSMVVYGCAFDFFNISGAIYVEKEV
HHHHHHHHHHHHHHHHHHHHHCCCCCCHHHHHHHHHHHHHHHHHHHHHCCCCEEEEEECC
DHNIRASAQGLFMTMVNGVGAYVGAITSGHVVDYFTVNGVKDWNSIWLSFAAYTVILVIV
CCCHHHHHHHHHHHHHHHHHHHHHHCCCCCEEEEEEECCCCHHHHHHHHHHHHHHHHHHH
FFFVFQDKHEPTDLKNRQLSH
HHHHHCCCCCCCCCCCCCCCC

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: Proton [Periplasm]; xanthosine [Periplasm] [C]

Specific reaction: Proton [Periplasm] + xanthosine [Periplasm] = Proton [Cytoplasm] + xanthosine [Cytoplasm] [C]

General reaction: NA

Inhibitor: NA

Structure determination priority: 7.0

TargetDB status: NA

Availability: NA

References: 7559336; 9205837; 9278503 [H]