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In-vivo expression of chitinase-A from Serratia plymuthica UBCR_12
The chitinase-A [ChiA] encoding gene isolated from Serratia plymuthica UBCR_12 was cloned into E. coli DH5α using pGEM-T Easy vector and expressed in E. coli BL21 using pET-28a[+] vector. The length of the open reading frame [ORF] is 1692 bp composed of 563 amino acid residues precursor with a molec...
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Published in: | IOP conference series. Earth and environmental science 2020-04, Vol.497 (1), p.12021 |
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Main Authors: | , , , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites |
Online Access: | Get full text |
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Summary: | The chitinase-A [ChiA] encoding gene isolated from Serratia plymuthica UBCR_12 was cloned into E. coli DH5α using pGEM-T Easy vector and expressed in E. coli BL21 using pET-28a[+] vector. The length of the open reading frame [ORF] is 1692 bp composed of 563 amino acid residues precursor with a molecular weight of 61 kDa. The protein structure composed of three domains: signal peptide, FnIII-like, and catalytic. The signal peptide domain was cleavages during transport through the periplasmic membrane, therefore the molecular weight of secreted ChiA is about 58 kDa. The recombinant ChiA Serratia plymuthica UBCR_12 that expressed in E. coli BL21 could hydrolyze colloidal chitin. |
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ISSN: | 1755-1307 1755-1315 |
DOI: | 10.1088/1755-1315/497/1/012021 |