Isolation of Moderately Halophilic Bacteria in Saline Environments of Sonora State Searching for Proteolytic Hydrolases

Juan Carlos Coronado Corral, Sergio De Los Santos Villalobos, Lilia Arely Prado Barrgàn, Juan Jose Buenrostro Figueroa, María Soledad Vásquez-Murrieta, María Isabel Estrada Alvarado, Luis Alberto Cira Chávez

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

The aim of the study was to isolate moderately halophilic bacteria that produce proteolytic enzymes with industrial biotechnological value. Screening of halophiles from various saline habitats, led to the isolation of 210 moderately halophilic bacteria producing industrially important hydrolases; such as proteases, which are enzymes that hydrolyze the peptide bonds of proteins, represent one of the three groups of industrial enzymes. The present study of halophilic bacteria, producing proteases and isolated from different saline soils of Sonora State, was divided in two parts: the first part included screening of moderately halophiles bacteria collected from various regions, while the second part consisted of enzyme production by fermentation in liquid medium in flask. Three strains of bacteria with potential proteolytic activity (BLRMAM1066, BLCLAM1064, PPSE3AM1053) were selected to continue the electrophoresis and zymogram tests, obtaining molecular weights from 19 to 193 kDa.

Original languageEnglish
Pages (from-to)207-213
Number of pages7
JournalOpen Agriculture
Volume3
Issue number1
DOIs
StatePublished - Jan 2018

Keywords

  • Isolation
  • Moderate halophiles
  • Proteases
  • SDS-PAGE
  • Saline areas
  • Screening

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