Table 3 Comparison of amino acid substitutions of two new CMY-type β-lactamases
From: Two novel CMY-2-type β-lactamases encountered in clinical Escherichia coli isolates
PMAβ | Amino acid at position no. a | pI | Accession Number | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
3 | 3 | 4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 3 | |||
2 | 5 | 9 | 0 | 0 | 2 | 2 | 3 | 4 | 6 | 9 | 9 | 9 | 9 | 0 | 3 | 4 | 5 | 6 | 4 | |||
2 | 5 | 4 | 6 | 3 | 3 | 4 | 0 | 3 | 4 | 8 | 8 | 6 | 2 | 3 | 1 | 8 | ||||||
CMY-2 | V | Q | A | Q | R | D | R | H | T | K | T | Q | N | D | P | A | H | A | R | V | 9.0 | X91840 |
CMY-46 | T | S | T | R | A | K | A | V | R | 9.2 | FN556186 | |||||||||||
CMY-50 | I | E | R | S | E | T | R | Q | S | N | E | C | A | 9.2 | FN645444 | |||||||