Definition Escherichia coli UTI89 chromosome, complete genome.
Accession NC_007946
Length 5,065,741

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The map label for this gene is narK [H]

Identifier: 91210447

GI number: 91210447

Start: 1352199

End: 1353596

Strand: Direct

Name: narK [H]

Synonym: UTI89_C1420

Alternate gene names: 91210447

Gene position: 1352199-1353596 (Clockwise)

Preceding gene: 91210446

Following gene: 91210448

Centisome position: 26.69

GC content: 53.58

Gene sequence:

>1398_bases
GTGTCTATGAGTCACTCATCCGCCCCCGAAAGGGCTACTGGAGCTGTCATTACAGATTGGCGACCGGAAGATCCTGCGTT
CTGGCAACAACGCGGTCAACGTATTGCCAGCCGCAACCTGTGGATTTCCGTTCCCTGTCTGCTGCTGGCGTTTTGCGTAT
GGATGTTGTTCAGCGCTGTTGCGGTGAACTTACCGAAAGTCGGTTTTAATTTTACGACCGATCAGCTATTTATGTTGACT
GCGCTGCCTTCGGTTTCTGGCGCGTTATTACGTGTTCCATACTCCTTTATGGTTCCTATCTTCGGTGGTCGTCGCTGGAC
GGCGTTCAGCACCGGTATTCTGATTATTCCTTGCGTCTGGCTGGGTTTTGCCGTGCAGGATACCTCCACGCCTTATAGCG
TCTTCATCATCATTTCTCTGCTGTGCGGCTTTGCTGGCGCGAACTTCGCATCCAGTATGGCAAACATCAGCTTCTTCTTT
CCGAAACAGAAGCAGGGTGGCGCGCTGGGTCTGAATGGTGGTCTGGGCAACATGGGCGTCAGCGTCATGCAGTTGGTTGC
TCCGCTGGTGGTATCACTGTCGATTTTCGCAGTATTTGGTAGCCAGGGCGTCAAACAGCCGGATGGGACTGAGCTGTATC
TGGCGAATGCGTCCTGGATATGGGTGCCGTTCCTTGCCATCTTCACCATTGCGGCGTGGTTTGGCATGAACGATCTTGCT
ACCTCGAAAGCCTCCATCAAGGAGCAGTTGCCGGTACTCAAACGGGGTCATCTGTGGATTATGAGCCTGCTGTATCTGGC
AACCTTCGGCTCCTTCATCGGCTTCTCCGCGGGCTTTGCGATGCTGTCAAAAACGCAGTTCCCGGATGTTCAGATTCTGC
AATACGCTTTCTTCGGGCCGTTTATTGGTGCGCTGGCGCGTTCTGCAGGTGGTGCATTATCTGACCGTCTGGGCGGAACT
CGTGTCACTCTGGTGAACTTTATCCTGATGGCGATTTTCAGCGGCCTGCTGTTCCTGACCTTACCGACTGACGGACAGGG
CGGAAGCTTCATGGCGTTCTTCGCAGTCTTCCTGGCGCTGTTCCTGACCGCTGGGCTGGGTAGTGGTTCCACTTTCCAGA
TGATTTCCGTGATCTTCCGTAAACTGACAATGGATCGTGTGAAAGCAGAAGGGGGTTCTGACGAACGTGCGATGCGTGAA
GCGGCAACCGACACGGCGGCGGCGCTGGGTTTCATCTCTGCGATTGGCGCGATTGGTGGCTTCTTTATCCCGAAAGCGTT
TGGTAGCTCGCTGGCATTAACGGGTTCGCCAGTCGGCGCAATGAAAGTATTTTTGATTTTCTATATCGCCTGCGTGGTGA
TTACCTGGGCGGTATATGGTCGGCATTCTAAAAAATAA

Upstream 100 bases:

>100_bases
AAATATCAATGATAGATAAAGTTATCTTATCGTTTGATTTACATCAAATTGCCTTTAGCTACAGACACTAAGGTGGCAGA
CATCGAAACGAGTATCAGAG

Downstream 100 bases:

>100_bases
ATCGTAATATTTGATTATCCTTTGCGCGGCATGATGTCGCGCTTTTTTTATGCGTCATTTAGTTACAACATACTAATGTT
GTATGGCTTATTTCGCTGGA

Product: nitrite extrusion protein

Products: NA

Alternate protein names: Nitrite facilitator 1 [H]

Number of amino acids: Translated: 465; Mature: 464

Protein sequence:

>465_residues
MSMSHSSAPERATGAVITDWRPEDPAFWQQRGQRIASRNLWISVPCLLLAFCVWMLFSAVAVNLPKVGFNFTTDQLFMLT
ALPSVSGALLRVPYSFMVPIFGGRRWTAFSTGILIIPCVWLGFAVQDTSTPYSVFIIISLLCGFAGANFASSMANISFFF
PKQKQGGALGLNGGLGNMGVSVMQLVAPLVVSLSIFAVFGSQGVKQPDGTELYLANASWIWVPFLAIFTIAAWFGMNDLA
TSKASIKEQLPVLKRGHLWIMSLLYLATFGSFIGFSAGFAMLSKTQFPDVQILQYAFFGPFIGALARSAGGALSDRLGGT
RVTLVNFILMAIFSGLLFLTLPTDGQGGSFMAFFAVFLALFLTAGLGSGSTFQMISVIFRKLTMDRVKAEGGSDERAMRE
AATDTAAALGFISAIGAIGGFFIPKAFGSSLALTGSPVGAMKVFLIFYIACVVITWAVYGRHSKK

Sequences:

>Translated_465_residues
MSMSHSSAPERATGAVITDWRPEDPAFWQQRGQRIASRNLWISVPCLLLAFCVWMLFSAVAVNLPKVGFNFTTDQLFMLT
ALPSVSGALLRVPYSFMVPIFGGRRWTAFSTGILIIPCVWLGFAVQDTSTPYSVFIIISLLCGFAGANFASSMANISFFF
PKQKQGGALGLNGGLGNMGVSVMQLVAPLVVSLSIFAVFGSQGVKQPDGTELYLANASWIWVPFLAIFTIAAWFGMNDLA
TSKASIKEQLPVLKRGHLWIMSLLYLATFGSFIGFSAGFAMLSKTQFPDVQILQYAFFGPFIGALARSAGGALSDRLGGT
RVTLVNFILMAIFSGLLFLTLPTDGQGGSFMAFFAVFLALFLTAGLGSGSTFQMISVIFRKLTMDRVKAEGGSDERAMRE
AATDTAAALGFISAIGAIGGFFIPKAFGSSLALTGSPVGAMKVFLIFYIACVVITWAVYGRHSKK
>Mature_464_residues
SMSHSSAPERATGAVITDWRPEDPAFWQQRGQRIASRNLWISVPCLLLAFCVWMLFSAVAVNLPKVGFNFTTDQLFMLTA
LPSVSGALLRVPYSFMVPIFGGRRWTAFSTGILIIPCVWLGFAVQDTSTPYSVFIIISLLCGFAGANFASSMANISFFFP
KQKQGGALGLNGGLGNMGVSVMQLVAPLVVSLSIFAVFGSQGVKQPDGTELYLANASWIWVPFLAIFTIAAWFGMNDLAT
SKASIKEQLPVLKRGHLWIMSLLYLATFGSFIGFSAGFAMLSKTQFPDVQILQYAFFGPFIGALARSAGGALSDRLGGTR
VTLVNFILMAIFSGLLFLTLPTDGQGGSFMAFFAVFLALFLTAGLGSGSTFQMISVIFRKLTMDRVKAEGGSDERAMREA
ATDTAAALGFISAIGAIGGFFIPKAFGSSLALTGSPVGAMKVFLIFYIACVVITWAVYGRHSKK

Specific function: Involved in excretion of nitrite produced by the dissimilatory reduction of nitrate [H]

COG id: COG2223

COG function: function code P; Nitrate/nitrite transporter

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 major facilitator superfamily. Nitrate/nitrite porter (TC 2.A.1.8) family [H]

Homologues:

Organism=Escherichia coli, GI1787475, Length=463, Percent_Identity=100, Blast_Score=920, Evalue=0.0,
Organism=Escherichia coli, GI1787743, Length=454, Percent_Identity=75.7709251101322, Blast_Score=658, Evalue=0.0,

Paralogues:

None

Copy number: NA

Swissprot (AC and ID): NA

Other databases:

- InterPro:   IPR011701
- InterPro:   IPR016196
- InterPro:   IPR004737 [H]

Pfam domain/function: PF07690 MFS_1 [H]

EC number: NA

Molecular weight: Translated: 49912; Mature: 49781

Theoretical pI: Translated: 10.13; Mature: 10.13

Prosite motif: NA

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

1.1 %Cys     (Translated Protein)
3.7 %Met     (Translated Protein)
4.7 %Cys+Met (Translated Protein)
1.1 %Cys     (Mature Protein)
3.4 %Met     (Mature Protein)
4.5 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MSMSHSSAPERATGAVITDWRPEDPAFWQQRGQRIASRNLWISVPCLLLAFCVWMLFSAV
CCCCCCCCCCCCCCCEEECCCCCCCHHHHHHHHHHHHCCCEEEHHHHHHHHHHHHHHHHH
AVNLPKVGFNFTTDQLFMLTALPSVSGALLRVPYSFMVPIFGGRRWTAFSTGILIIPCVW
HHCCCCCCCCCCHHHHHHHHHCCCCCCHHHHCCHHHHHHCCCCCEEEECCCCHHHHHHHH
LGFAVQDTSTPYSVFIIISLLCGFAGANFASSMANISFFFPKQKQGGALGLNGGLGNMGV
HCEEEECCCCCHHHHHHHHHHHHHCCCHHHHHHCCEEEECCCCCCCCEEEECCCCCHHHH
SVMQLVAPLVVSLSIFAVFGSQGVKQPDGTELYLANASWIWVPFLAIFTIAAWFGMNDLA
HHHHHHHHHHHHHHHHHHHCCCCCCCCCCCEEEEECCCHHHHHHHHHHHHHHHHCCCHHH
TSKASIKEQLPVLKRGHLWIMSLLYLATFGSFIGFSAGFAMLSKTQFPDVQILQYAFFGP
HHHHHHHHHCCHHHCCHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCHHHHHHHHHHH
FIGALARSAGGALSDRLGGTRVTLVNFILMAIFSGLLFLTLPTDGQGGSFMAFFAVFLAL
HHHHHHHHCCCHHHHHCCCCHHHHHHHHHHHHHHCCEEEEECCCCCCCCHHHHHHHHHHH
FLTAGLGSGSTFQMISVIFRKLTMDRVKAEGGSDERAMREAATDTAAALGFISAIGAIGG
HHHHCCCCCCHHHHHHHHHHHHHHHHHHCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHH
FFIPKAFGSSLALTGSPVGAMKVFLIFYIACVVITWAVYGRHSKK
HHHHHHCCCCEEECCCCHHHHHHHHHHHHHHHHHHHHHHCCCCCC
>Mature Secondary Structure 
SMSHSSAPERATGAVITDWRPEDPAFWQQRGQRIASRNLWISVPCLLLAFCVWMLFSAV
CCCCCCCCCCCCCCEEECCCCCCCHHHHHHHHHHHHCCCEEEHHHHHHHHHHHHHHHHH
AVNLPKVGFNFTTDQLFMLTALPSVSGALLRVPYSFMVPIFGGRRWTAFSTGILIIPCVW
HHCCCCCCCCCCHHHHHHHHHCCCCCCHHHHCCHHHHHHCCCCCEEEECCCCHHHHHHHH
LGFAVQDTSTPYSVFIIISLLCGFAGANFASSMANISFFFPKQKQGGALGLNGGLGNMGV
HCEEEECCCCCHHHHHHHHHHHHHCCCHHHHHHCCEEEECCCCCCCCEEEECCCCCHHHH
SVMQLVAPLVVSLSIFAVFGSQGVKQPDGTELYLANASWIWVPFLAIFTIAAWFGMNDLA
HHHHHHHHHHHHHHHHHHHCCCCCCCCCCCEEEEECCCHHHHHHHHHHHHHHHHCCCHHH
TSKASIKEQLPVLKRGHLWIMSLLYLATFGSFIGFSAGFAMLSKTQFPDVQILQYAFFGP
HHHHHHHHHCCHHHCCHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCHHHHHHHHHHH
FIGALARSAGGALSDRLGGTRVTLVNFILMAIFSGLLFLTLPTDGQGGSFMAFFAVFLAL
HHHHHHHHCCCHHHHHCCCCHHHHHHHHHHHHHHCCEEEEECCCCCCCCHHHHHHHHHHH
FLTAGLGSGSTFQMISVIFRKLTMDRVKAEGGSDERAMREAATDTAAALGFISAIGAIGG
HHHHCCCCCCHHHHHHHHHHHHHHHHHHCCCCCHHHHHHHHHHHHHHHHHHHHHHHHHHH
FFIPKAFGSSLALTGSPVGAMKVFLIFYIACVVITWAVYGRHSKK
HHHHHHCCCCEEECCCCHHHHHHHHHHHHHHHHHHHHHHCCCCCC

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: NA

Specific reaction: NA

General reaction: NA

Inhibitor: NA

Structure determination priority: 6.0

TargetDB status: NA

Availability: NA

References: 2668029; 8905232; 9278503; 2657652 [H]