MG1655
W3110
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Gene Report : galS
PEC Original Annotations
Essentiality
     Class non-essential
     References (PMID)
J Bacteriol. 1991;173(19):6294-6.
A mutation defining ultrainduction of the Escherichia coli gal operon.
Golding A, Weickert MJ, Tokeson JP, Garges S, Adhya S. ( 1655705 )
     Deletion 16-2 (ND) (LD)  ,  OCL74 (D)  ,  OCL74-4 (LD 16-2_CRS) (D)  ,  OCL74-5 (LD 16-2_P/O) (D)  
Related gene (W3110 PEC)
     Gene Search Search MG1655 PEC by gene name:  galS
Related strains
     Strains Search Search strains by gene name:  galS   Search strains by all related name:  galS b2151 ECK2144 JW2138 mglD

General information  (Go to Linear View:)
 Gene Name galS  
 Alternative name b2151,ECK2144,JW2138,mglD  
 Location, Length 2,238,650 - 2,239,690 (  -  ) ;   48.25 min ; 1041 (bp) ,   346 (aa) Go to Linear View
 Product DNA-binding transcriptional repressor  
 Operon Name galS  
 Note mgl repressor, galactose operon inducer; GO_component: GO:0005737 - cytoplasm; GO_function: GO:0016564 - transcription repressor activity; GO_process: GO:0016052 - carbohydrate catabolic process; GO_process: GO:0006350 - transcription  
 Function regulator; Degradation of small molecules: Carbon compounds  
 Gene Ontology GO:0003677 ; DNA binding ( galS )
GO:0003700 ; transcription factor activity ( galS )
GO:0005622 ; intracellular ( galS )
GO:0006350 ; transcription ( galS )
GO:0006355 ; regulation of transcription, DNA-dependent ( galS )
 PID 1788474  
 EC number
  (KEGG Pathway)
 
 
Verified Protein Starts (data compiled from literature and appropriate citations are available from EcoGene)
     EcoGene galS ( EG10365 )  
    Number of removed 0 aa cleaved  
SWISS-PROT  ( Show details [ 2 more] )
  botton Entry name(Acc.no) GALS_ECOLI ( P25748 )
    -  Protein name HTH-type transcriptional regulator galS  
    -  Synonyms Mgl repressor and galactose ultrainduction factor  
    -  Gene name Name=galS; OrderedLocusNames=b2151;  

 Linear View (Whole Mode)
View Location
   2230.0  –  2255.0 (KBP)

Homology Analysis
BLAST
    Bacteria
         GTOP galS (  homologous genes of other bacterias  )  
    PDB     (database updated : 2007.02.20 )
         PSI-BLAST Chain A, Purine Repressor-Hypoxanthine-Purf-Operator Complex  
    SWISS-PROT     (database updated : 2007.02.20 )
         BLAST HTH-type transcriptional regulator galS  
         PSI-BLAST HTH-type transcriptional regulator galS
    nr     (database updated : 2007.02.20 )
         BLAST DNA-binding transcriptional repressor [Escherichia coli K12]  
Pfam 28.0   (database updated : 2015-05 )
    Pfam
PROSITE
    PROSITE ASN_GLYCOSYLATION    CAMP_PHOSPHO_SITE    PKC_PHOSPHO_SITE    CK2_PHOSPHO_SITE    TYR_PHOSPHO_SITE    MYRISTYL    HTH_LACI_FAMILY     

Other Cross-Reference
    COG COG1609K 
    EcoCyc galS 

MMBR References
J Bacteriol. 1997;179:228-234
Functional characterization of roles of GalR and GalS as regulators of the gal regulon.
Geanacopoulos, M., and S. Adhya.
J Bacteriol. 1975;123(1):69-74.
Regulation of the Escherichia coli methylgalactoside transport system by gene mglD.
Robbins AR. ( 1095564 )
J Biol Chem. 1982;257:9030-9034
Identification of the mglA gene product in the beta-methylgalactoside transport system of Escherichia coli using plasmid DNA deletions generated in vitro.
Rotman, B., and R. Guzman.
Mol Microbiol. 1993;10(2):245-51.
The galactose regulon of Escherichia coli.
Weickert MJ, Adhya S. ( 7934815 )

Sequences
Amino acid
FASTA format
0001 MITIRDVARQ AGVSVATVSR VLNNSTLVSA DTREAVMKAV SELDYRPNAN AQALATQVSD TIGVVVMDVS 
0071 DAFFGALVKA VDLVAQQHQK YVLIGNSYHE AEKERHAIEV LIRQRCNALI VHSKALSDDE LAQFMDNIPG 
0141 MVLINRVVPG YAHRCVCLDN LSGARMATRM LLNNGHQRIG YLSSSHGIED DAMRKAGWMS ALKEQDIIPP 
0211 ESWIGAGTPD MPGGEAAMVE LLGRNLQLTA VFAYNDNMAA GALTALKDNG IAIPLHLSII GFDDIPIARY 
0281 TDPQLTTVRY PIASMAKLAT ELALQGAAGN IDPRASHCFM PTLVRRHSVA TRQNAAAITN STNQAM

Nucleotide
FASTA format

View sequence out neighbor 100bp
-100                                             tccattgctg tgactcgatt cacgaagtcc 
-070 tgtattcagt gctgacaaaa tagccgccag caagcagtca tttactgcaa tctcataaca ggtagtgaat 
0001 atgatcacca ttcgtgatgt agcgcgtcag gctggcgtct ctgtggcaac ggtttcccgg gtgctcaata 
0071 acagcacgct ggtcagtgcc gacacgcgtg aagcagtaat gaaagccgtg agtgagctgg attatcggcc 
0141 aaacgccaat gcccaggcgc tggcaactca ggttagcgac accattggcg tggtggtgat ggacgtttct 
0211 gatgcgtttt tcggcgcgct ggtaaaagcg gtggatctgg tcgctcagca gcatcagaaa tacgtgctaa 
0281 tcggcaatag ctatcatgaa gcggaaaaag agcgtcacgc cattgaggtg ttaattcgcc agcgttgtaa 
0351 tgcgttgatt gttcactcaa aagcattgag tgacgatgaa ctggcgcaat ttatggataa cattcccggt 
0421 atggtgttaa tcaaccgcgt tgtgccgggg tacgcccatc gttgcgtttg cctggataat ctcagcggtg 
0491 cccgaatggc gacgcgcatg ttgctgaata acggtcatca acgtattggt tatctttctt ccagccacgg 
0561 cattgaagat gacgccatgc gtaaagcagg ctggatgagt gcgttgaaag agcaggatat tattccgccg 
0631 gaaagctgga ttggcgctgg tacgccggac atgccgggcg gtgaggcggc gatggttgaa ctgctggggc 
0701 gcaatctaca acttaccgct gtatttgctt ataacgacaa tatggccgct ggcgcactga cagcattaaa 
0771 agataatggc attgcgattc cgttacatct ctcaatcatc ggtttcgatg atattcccat cgcccgttac 
0841 accgacccgc aattaacgac cgtgcgttat cccattgctt caatggcgaa attagccacc gaactggcct 
0911 tgcagggggc agcaggcaat attgatcctc gtgccagcca ctgttttatg ccgacgttag tgcgtcgcca 
0981 ttctgtcgca acacgccaga atgcggcggc gatcactaac tcaacaaatc aggcgatgta accgctttca 
1051 atctgtgagt gatttcacag tatcttaaca atgtgatagc tatgattgca ccgttttaac gttgtaaccc 
1121 gtatgtaaca gtgaataatc a