MG1655
W3110
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Gene Report : narK
PEC Original Annotations
Essentiality
     Class non-essential
     References (PMID)
Escherichia coli and Salmonella, Cellular and Molecular Biology Second Edition. ASM Press. 1996
Neidhart, F.C.
     Deletion OCR67 (D)  ,  OCR67-5 (D)  
Related gene (W3110 PEC)
     Gene Search Search MG1655 PEC by gene name:  narK
Related strains
     Strains Search Search strains by gene name:  narK   Search strains by all related name:  narK b1223 ECK1217 JW1214

General information  (Go to Linear View:)
 Gene Name narK  
 Alternative name b1223,ECK1217,JW1214  
 Location, Length 1,277,180 - 1,278,571 (  +  ) ;   27.53 min ; 1392 (bp) ,   463 (aa) Go to Linear View
 Product nitrate/nitrite transporter  
 Operon Name narK  
 Note nitrite extrusion protein; GO_component: GO:0009274 - peptidoglycan-based cell wall; GO_component: GO:0019866 - organelle inner membrane; GO_process: GO:0006807 - nitrogen compound metabolic process  
 Function transport; Transport of small molecules: Anions  
 Gene Ontology GO:0005886 ; plasma membrane ( narK )
GO:0006810 ; transport ( narK )
GO:0015103 ; inorganic anion transmembrane transporter activity ( narK )
GO:0015698 ; inorganic anion transport ( narK )
GO:0016020 ; membrane ( narK )
GO:0016021 ; integral to membrane ( narK )
GO:0042128 ; nitrate assimilation ( narK )
 PID 1787475  
 EC number
  (KEGG Pathway)
 
 
SWISS-PROT  ( Show details [ 2 more] )
  botton Entry name(Acc.no) NARK_ECOLI ( P10903 )
    -  Protein name Nitrite extrusion protein 1  
    -  Synonyms Nitrite facilitator 1  
    -  Gene name Name=narK; OrderedLocusNames=b1223;  

 Linear View (Whole Mode)
View Location
   1265.0  –  1290.0 (KBP)

Homology Analysis
BLAST
    Bacteria
         GTOP narK (  homologous genes of other bacterias  )  
    PDB     (database updated : 2007.02.20 )
        PSI-BLAST  
    SWISS-PROT     (database updated : 2007.02.20 )
         BLAST Nitrite extrusion protein 1  
         PSI-BLAST High-affinity glucose transporter SNF3
    nr     (database updated : 2007.02.20 )
         BLAST nitrite extrusion protein [Escherichia coli UTI89]  
Pfam 28.0   (database updated : 2015-05 )
    Pfam
PROSITE
    PROSITE ASN_GLYCOSYLATION    CAMP_PHOSPHO_SITE    PKC_PHOSPHO_SITE    CK2_PHOSPHO_SITE    MYRISTYL    AMIDATION     

Other Cross-Reference
    COG COG2223P 
    EcoCyc narK 

MMBR References
J Bacteriol. 1991;173(11):3303-10.
NarK enhances nitrate uptake and nitrite excretion in Escherichia coli.
DeMoss JA, Hsu PY. ( 2045360 )
J Bacteriol. 1991;173(5):1574-5.
Locations of genes in the nar-adhE region of the Escherichia coli K-12 chromosome.
Leonardo MR, Clark DP. ( 1999382 )
Mol Gen Genet. 1990;222(1):104-11.
Nitrate reductases of Escherichia coli: sequence of the second nitrate reductase and comparison with that encoded by the narGHJI operon.
Blasco F, Iobbi C, Ratouchniak J, Bonnefoy V, Chippaux M. ( 2233673 )
J Bacteriol. 1988;170(4):1589-97.
Identification and expression of genes narL and narX of the nar (nitrate reductase) locus in Escherichia coli K-12.
Stewart V, Parales J Jr. ( 2832370 )

Sequences
Amino acid
FASTA format
0001 MSHSSAPERA TGAVITDWRP EDPAFWQQRG QRIASRNLWI SVPCLLLAFC VWMLFSAVAV NLPKVGFNFT 
0071 TDQLFMLTAL PSVSGALLRV PYSFMVPIFG GRRWTAFSTG ILIIPCVWLG FAVQDTSTPY SVFIIISLLC 
0141 GFAGANFASS MANISFFFPK QKQGGALGLN GGLGNMGVSV MQLVAPLVVS LSIFAVFGSQ GVKQPDGTEL 
0211 YLANASWIWV PFLAIFTIAA WFGMNDLATS KASIKEQLPV LKRGHLWIMS LLYLATFGSF IGFSAGFAML 
0281 SKTQFPDVQI LQYAFFGPFI GALARSAGGA LSDRLGGTRV TLVNFILMAI FSGLLFLTLP TDGQGGSFMA 
0351 FFAVFLALFL TAGLGSGSTF QMISVIFRKL TMDRVKAEGG SDERAMREAA TDTAAALGFI SAIGAIGGFF 
0421 IPKAFGSSLA LTGSPVGAMK VFLIFYIACV VITWAVYGRH SKK

Nucleotide
FASTA format

View sequence out neighbor 100bp
-100                                             CAATGATAGA TAAAGTTATC TTATCGTTTG 
-070 ATTTACATCA AATTGCCTTT AGCTACAGAC ACTAAGGTGG CAGACATCGA AACGAGTATC AGAGGTGTCT 
0001 atgagtcact catccgcccc cgaaagggct actggagctg tcattacaga ttggcgaccg gaagatcctg 
0071 cgttctggca acaacgcggt caacgtattg ccagccgcaa cctgtggatt tccgttccct gtctgctgct 
0141 ggcgttttgc gtatggatgt tgttcagcgc tgttgcggtg aacctaccga aagtcggctt taattttacg 
0211 accgatcagc tatttatgtt gactgcgctg ccttcggttt ctggcgcgtt attacgtgtt ccatactcct 
0281 ttatggttcc tatcttcggt ggtcgtcgct ggacggcgtt cagcaccggt attctgatta ttccttgcgt 
0351 ctggctgggt tttgccgtgc aggatacctc cacgccttat agcgtcttca tcatcatctc tctgctatgc 
0421 ggctttgctg gcgcgaactt cgcatccagt atggcaaaca tcagcttctt ctttccgaaa cagaagcagg 
0491 gtggcgcgct gggtctgaat ggtggtctgg gaaacatggg cgtcagcgtc atgcagttgg ttgctccgct 
0561 ggtggtatca ctgtcgattt tcgcagtatt tggtagccag ggcgtcaaac agccggatgg gactgagctg 
0631 tatctggcga atgcgtcctg gatatgggtg ccgttccttg ccatcttcac cattgcggcg tggtttggca 
0701 tgaacgatct tgctacctcg aaagcctcca tcaaggagca gttgccggta ctcaaacggg gtcatctgtg 
0771 gattatgagc ctgctgtatc tggcaacctt cggctccttc atcggcttct ccgcgggctt tgcaatgctg 
0841 tcaaaaacgc agttcccgga tgttcagatt ctgcaatacg ctttcttcgg gccgtttatt ggtgcgctgg 
0911 cgcgttctgc aggtggtgca ttatctgacc gtctgggcgg aactcgtgtc acgctggtga actttattct 
0981 gatggcgatt ttcagcggcc tgctgttcct gaccttaccg actgacgggc agggcggaag cttcatggcg 
1051 ttcttcgcgg tcttcctggc gctgttcctg acagctgggc tgggtagtgg ttccactttc cagatgattt 
1121 cagtgatctt ccgtaaactg acaatggatc gcgtgaaagc agaagggggt tctgacgaac gtgcgatgcg 
1191 tgaagcggca accgacacgg cggcggcgct gggtttcatc tctgcgattg gcgcgattgg tggcttcttt 
1261 atcccgaaag cgtttggtag ctcgctggca ttaacgggtt cgccagtcgg cgcaatgaag gtatttttga 
1331 ttttctatat cgcctgcgta gtgattacct gggcggtata tggtcggcat tctaaaaaat aaACCGTTAC 
1401 TCGTCATACT TCGGGTTACA TGTGCTGCGG CTGCGTTCAT TCACCCCAGT CACTTACTTT AGTAAGCTCC 
1471 TGGGATTCAT TCACTTGCCG CC