FIG. 2.
CLUSTAL W alignment of nine β-lactamases from B. pseudomallei and B. mallei. K96243, B. pseudomallei K96243; ATCC 23344, B. mallei ATCC 23344; PPM-1, B. pseudomallei Hong Kong strain (4). Dots indicate amino acids identical to those in the sequence for strain K96243. Letters indicate changed amino acids. Amino acids are numbered in accordance with the Ambler (ABL) numbering scheme (Ambler et al., letter).