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Multiple alignment of deduced amino acid sequence of the chitinase gene from Trichoderma harzianum CB-Pin-01 (ECH42, GenBank DNA sequence, accession No. DQ166036) and four T. asperellum strains SH16, TN42, CH2, and PQ34 (CHI42-). Amino acid residues blocked in black differing from the corresponding one of ECH42.
