Definition Lactococcus lactis subsp. cremoris MG1363, complete genome.
Accession NC_009004
Length 2,529,478

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The map label for this gene is amtB [C]

Identifier: 125623753

GI number: 125623753

Start: 876626

End: 877867

Strand: Direct

Name: amtB [C]

Synonym: llmg_0910

Alternate gene names: 125623753

Gene position: 876626-877867 (Clockwise)

Preceding gene: 125623752

Following gene: 125623754

Centisome position: 34.66

GC content: 40.18

Gene sequence:

>1242_bases
ATGGACACAGGATCGATTGCATTTATTTTAATTTGTGCAGCTTTGGTTTTATTAATGACACCTGCACTGGCCTTTTTCTA
TGGGGGGCTTGGAAGGCGTAAAAATGTATTGAATACAATGATGATGTCATTGGCTCCAATGGCTCTGGCTTCCATTTTAT
GGGTAATTATTGGCTTTTCATTTTCTTTTTCTGGAAATAATAGTTGGATTGGAAATTTTGACCATTTGTTTATGAATGGT
GTACATATGGCCAAAAATTCATTATTTCCTGCCAATCACATTCCTGACGGCCTTTTTTCTGGTTTTCAGATGATGTTTTC
GATTATTACGGTCGCTTTGATTACAGGCTCGGTAGTTGGGAGGATGAGATTTACTCCTATTCTACTTTTTATGGGAGCTT
GGTTGATTTTGGTATATTATCCTCTGGCTCACATGGTCTGGGGTGGCGGTTTCTTGGCTCAAATTCATGCGATTGACTTT
GCTGGGGGAGACGTTGTTCATATCTCTAGTGGGGTTACAGGTCTAGTTCTAGCATTGGTGCTTGGAAAGAGGCGAGACTA
TGAACGTTTAGATTATCGTCCACATAATATTCCTTTCGTTGTTTTAGGCGCTGGTCTTCTTTGGTTTGGTTGGTTTGGTT
TCAATGCAGGTTCAGCCCTTGCTGCCAATGGTGTTGCGATTAATGCTTTTATGACTACTAATACGGCTGCAGCTGCAGCG
ATGCTTTCTTGGATGATTATTGAAAAAATTATGATTGGTAAACCTTCAGTGATTGGTGCTTGTTCTGGAGCGGTTGTTGG
CTTAGTTGCGATTACTCCAGGTGCTGGTTTTGTCTCTCTTTGGTCTTCGATAATCATTGGTTTGTTGGTTAGTCCTTTGT
CTTATTTCATGATTTCTGTAGTCAAGAAGAAATTTGGTTACGATGATGCGCTGGATGCTTTTGGTTGTCATGGAATTGGT
GGAATGTTTGGCGGAATTATGACAGGAATTTTCGCAACACCAGCTTTGGCTCCAGAAAAAGGTTATGTAGGGCTAGTTTA
TGGGTCAGGAAAATTACTTTTGGCTAATCTTACTGCGGTTGTTTTTACAGTTATTTTTACGGCTCTTGTCAGTTGGATTA
TTATTAAGGTGATTGGACTTATTATGCCGATTCGAGTTACTGACCGTGCTGAGGCAATTGGTCTTGATGACAGTGAGCAT
GAAGAAACTGCGTATCCAACATTTTTAGGTTTAGATTCTTGA

Upstream 100 bases:

>100_bases
CTTTAACAAAAAACTGTGTTATATTTTATGACATGATTAAATATTCAGAAAATATTGGTAAATTTCTTATTTAATCTCGA
AATTTTAAAGGAGAATTTTT

Downstream 100 bases:

>100_bases
TTTTAGTTTATTGATAAGTCTGTCAGTAAATTTATTATAAAAATGAAGGAAATATATTTTTAAAGATAAGAGAGAAAAAA
TATGAAAAAAATTGAAGCGA

Product: ammonium transporter AmtB

Products: NH3 [Cytoplasm] [C]

Alternate protein names: NA

Number of amino acids: Translated: 413; Mature: 413

Protein sequence:

>413_residues
MDTGSIAFILICAALVLLMTPALAFFYGGLGRRKNVLNTMMMSLAPMALASILWVIIGFSFSFSGNNSWIGNFDHLFMNG
VHMAKNSLFPANHIPDGLFSGFQMMFSIITVALITGSVVGRMRFTPILLFMGAWLILVYYPLAHMVWGGGFLAQIHAIDF
AGGDVVHISSGVTGLVLALVLGKRRDYERLDYRPHNIPFVVLGAGLLWFGWFGFNAGSALAANGVAINAFMTTNTAAAAA
MLSWMIIEKIMIGKPSVIGACSGAVVGLVAITPGAGFVSLWSSIIIGLLVSPLSYFMISVVKKKFGYDDALDAFGCHGIG
GMFGGIMTGIFATPALAPEKGYVGLVYGSGKLLLANLTAVVFTVIFTALVSWIIIKVIGLIMPIRVTDRAEAIGLDDSEH
EETAYPTFLGLDS

Sequences:

>Translated_413_residues
MDTGSIAFILICAALVLLMTPALAFFYGGLGRRKNVLNTMMMSLAPMALASILWVIIGFSFSFSGNNSWIGNFDHLFMNG
VHMAKNSLFPANHIPDGLFSGFQMMFSIITVALITGSVVGRMRFTPILLFMGAWLILVYYPLAHMVWGGGFLAQIHAIDF
AGGDVVHISSGVTGLVLALVLGKRRDYERLDYRPHNIPFVVLGAGLLWFGWFGFNAGSALAANGVAINAFMTTNTAAAAA
MLSWMIIEKIMIGKPSVIGACSGAVVGLVAITPGAGFVSLWSSIIIGLLVSPLSYFMISVVKKKFGYDDALDAFGCHGIG
GMFGGIMTGIFATPALAPEKGYVGLVYGSGKLLLANLTAVVFTVIFTALVSWIIIKVIGLIMPIRVTDRAEAIGLDDSEH
EETAYPTFLGLDS
>Mature_413_residues
MDTGSIAFILICAALVLLMTPALAFFYGGLGRRKNVLNTMMMSLAPMALASILWVIIGFSFSFSGNNSWIGNFDHLFMNG
VHMAKNSLFPANHIPDGLFSGFQMMFSIITVALITGSVVGRMRFTPILLFMGAWLILVYYPLAHMVWGGGFLAQIHAIDF
AGGDVVHISSGVTGLVLALVLGKRRDYERLDYRPHNIPFVVLGAGLLWFGWFGFNAGSALAANGVAINAFMTTNTAAAAA
MLSWMIIEKIMIGKPSVIGACSGAVVGLVAITPGAGFVSLWSSIIIGLLVSPLSYFMISVVKKKFGYDDALDAFGCHGIG
GMFGGIMTGIFATPALAPEKGYVGLVYGSGKLLLANLTAVVFTVIFTALVSWIIIKVIGLIMPIRVTDRAEAIGLDDSEH
EETAYPTFLGLDS

Specific function: Involved In The Uptake Of Ammonia (Probable). [C]

COG id: COG0004

COG function: function code P; Ammonia permease

Gene ontology:

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

Metaboloic importance: Non_Essential [C]

Operon status: Not Known

Operon components: None

Similarity: Belongs to the ammonium transporter (TC 2.A.49) family [H]

Homologues:

Organism=Escherichia coli, GI1786656, Length=409, Percent_Identity=42.5427872860636, Blast_Score=312, Evalue=2e-86,
Organism=Caenorhabditis elegans, GI17550182, Length=440, Percent_Identity=27.0454545454545, Blast_Score=100, Evalue=1e-21,
Organism=Caenorhabditis elegans, GI17550180, Length=436, Percent_Identity=25.6880733944954, Blast_Score=95, Evalue=8e-20,
Organism=Caenorhabditis elegans, GI133931100, Length=408, Percent_Identity=24.2647058823529, Blast_Score=87, Evalue=2e-17,
Organism=Caenorhabditis elegans, GI32564042, Length=311, Percent_Identity=27.0096463022508, Blast_Score=84, Evalue=1e-16,
Organism=Saccharomyces cerevisiae, GI6324187, Length=427, Percent_Identity=34.6604215456674, Blast_Score=228, Evalue=1e-60,
Organism=Saccharomyces cerevisiae, GI6325396, Length=418, Percent_Identity=33.4928229665072, Blast_Score=227, Evalue=2e-60,
Organism=Saccharomyces cerevisiae, GI6321559, Length=417, Percent_Identity=33.3333333333333, Blast_Score=225, Evalue=1e-59,
Organism=Drosophila melanogaster, GI161078314, Length=410, Percent_Identity=27.3170731707317, Blast_Score=95, Evalue=1e-19,

Paralogues:

None

Copy number: NA

Swissprot (AC and ID): NA

Other databases:

- InterPro:   IPR001905
- InterPro:   IPR018047 [H]

Pfam domain/function: PF00909 Ammonium_transp [H]

EC number: NA

Molecular weight: Translated: 44036; Mature: 44036

Theoretical pI: Translated: 7.69; Mature: 7.69

Prosite motif: PS01219 AMMONIUM_TRANSP

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

0.7 %Cys     (Translated Protein)
5.1 %Met     (Translated Protein)
5.8 %Cys+Met (Translated Protein)
0.7 %Cys     (Mature Protein)
5.1 %Met     (Mature Protein)
5.8 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MDTGSIAFILICAALVLLMTPALAFFYGGLGRRKNVLNTMMMSLAPMALASILWVIIGFS
CCCCHHHHHHHHHHHHHHHHHHHHHHHCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHCC
FSFSGNNSWIGNFDHLFMNGVHMAKNSLFPANHIPDGLFSGFQMMFSIITVALITGSVVG
EEECCCCCCCCCHHHHHHCCHHHHHCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHHH
RMRFTPILLFMGAWLILVYYPLAHMVWGGGFLAQIHAIDFAGGDVVHISSGVTGLVLALV
HHHHHHHHHHHHHHHHHHHHHHHHHHHCCCHHHHEEEEEECCCCEEEECCCHHHHHHHHH
LGKRRDYERLDYRPHNIPFVVLGAGLLWFGWFGFNAGSALAANGVAINAFMTTNTAAAAA
HHCCCCCHHHCCCCCCCCEEEEHHHHHHHHHHHCCCCCHHEECCEEEEEEEECCHHHHHH
MLSWMIIEKIMIGKPSVIGACSGAVVGLVAITPGAGFVSLWSSIIIGLLVSPLSYFMISV
HHHHHHHHHHHCCCCCHHHHCCHHHEEEEEECCCCCHHHHHHHHHHHHHHHHHHHHHHHH
VKKKFGYDDALDAFGCHGIGGMFGGIMTGIFATPALAPEKGYVGLVYGSGKLLLANLTAV
HHHHHCCCHHHHHCCCCCHHHHHHHHHHHHHHCCCCCCCCCCEEEEECCCCEEHHHHHHH
VFTVIFTALVSWIIIKVIGLIMPIRVTDRAEAIGLDDSEHEETAYPTFLGLDS
HHHHHHHHHHHHHHHHHHHHHHCCEECCCHHHCCCCCCCCCCCCCCCEECCCC
>Mature Secondary Structure
MDTGSIAFILICAALVLLMTPALAFFYGGLGRRKNVLNTMMMSLAPMALASILWVIIGFS
CCCCHHHHHHHHHHHHHHHHHHHHHHHCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHCC
FSFSGNNSWIGNFDHLFMNGVHMAKNSLFPANHIPDGLFSGFQMMFSIITVALITGSVVG
EEECCCCCCCCCHHHHHHCCHHHHHCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHHH
RMRFTPILLFMGAWLILVYYPLAHMVWGGGFLAQIHAIDFAGGDVVHISSGVTGLVLALV
HHHHHHHHHHHHHHHHHHHHHHHHHHHCCCHHHHEEEEEECCCCEEEECCCHHHHHHHHH
LGKRRDYERLDYRPHNIPFVVLGAGLLWFGWFGFNAGSALAANGVAINAFMTTNTAAAAA
HHCCCCCHHHCCCCCCCCEEEEHHHHHHHHHHHCCCCCHHEECCEEEEEEEECCHHHHHH
MLSWMIIEKIMIGKPSVIGACSGAVVGLVAITPGAGFVSLWSSIIIGLLVSPLSYFMISV
HHHHHHHHHHHCCCCCHHHHCCHHHEEEEEECCCCCHHHHHHHHHHHHHHHHHHHHHHHH
VKKKFGYDDALDAFGCHGIGGMFGGIMTGIFATPALAPEKGYVGLVYGSGKLLLANLTAV
HHHHHCCCHHHHHCCCCCHHHHHHHHHHHHHHCCCCCCCCCCEEEEECCCCEEHHHHHHH
VFTVIFTALVSWIIIKVIGLIMPIRVTDRAEAIGLDDSEHEETAYPTFLGLDS
HHHHHHHHHHHHHHHHHHHHHHCCEECCCHHHCCCCCCCCCCCCCCCEECCCC

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: NH3 [Periplasm] [C]

Specific reaction: NH3 [Periplasm] = NH3 [Cytoplasm] [C]

General reaction: NA

Inhibitor: NA

Structure determination priority: 6.0

TargetDB status: NA

Availability: NA

References: 9371463 [H]