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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
Amino acid sequence alignment of KerBNK1 with the keratinases of Bacillus thuringiensis S3KUBOT (KerS3KUBOT) and Bacillus cereus Wu6 (Ker6). *indicates variations in the aligned enzyme sequence residues.