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References Suggestions


Standard Name


Gene Synonym(s)

ECK3067, b3077, JW3048[1], JW3048

Product Desc.

evolved β-D-galactosidase, β subunit; cryptic gene[2][3];

Component of evolved β-D-galactosidase[3]

Evolved beta-galactosidase, beta subunit; normal substrate and function unknown; alpha(4)beta(4) holoenzyme[4]

Product Synonyms(s)

cryptic beta-D-galactosidase, beta subunit[1], B3077[2][1], EbgC[2][1] , ECK3067, JW3048, b3077

Function from GO

<GO_nr />

Knock-Out Phenotype

transcription unit(s): ebgAC[2], OP00170

Quick Links

porteco.png EcoCyc.gif regulondb.jpg

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EbgC is required for full activity: it has been suggested to be involved in the rate-limiting degalactosylation step and/or in electrophilic catalysis by the EbgA active site Mg(2+). EbgC is a distant homolog of YiaL, YhcH and YjgK; all four match pfam PF04074.[4]


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  1. 1.0 1.1 1.2 1.3 Riley, M. et al. (2006) Nucleic Acids Res 34:1-6 (corrected supplemental data from B. Wanner)
  2. 2.0 2.1 2.2 2.3 EcoCyc (release 10.6; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
  3. 3.0 3.1 EcoCyc (release 11.1; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
  4. 4.0 4.1 EcoGene: Rudd, KE (2000) EcoGene: a genome sequence database for Escherichia coli K-12. Nucleic Acids Res 28:60-4.