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Alignment of the amino acid sequence of urease flap fragment from pathogenic bacteria. Black - amino acid present in at least 80% of compared sequences, grey - amino acid present in at least 70% of compared sequences, white - amino acid present in less than 70% of compared sequences. Sequences from NCBI database (Accession Numbers are in figure). Alignment was performed by Clustal W 2.1 and edited with GeneDoc.
