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. 2022 Dec 1;10:947051. doi: 10.3389/fpubh.2022.947051

Table 3.

Amino acid substitutions identified in the ftsI gene of H. influenzae isolates.

Group β-lactamase n Asp-350 Ser-357 Met-377 Ser-385 Leu-389 Gly-490 Ala-502 Arg-517 Asn-526 Ala-530 Thr-532 Val-547 Tyr-557 Gly-560
I + 3 Val His
+ 1 Val His Trp
+ 1 His
IIa + 9 Asn Glu Lys Ser
+ 5 Asn Glu Lys Ser Trp
+ 1 Asn Glu Lys Ser Lys Trp
- 1 Asn Glu Lys Ser Trp
+ 1 Lys
+ 1 Lys Ser Trp
III + 1 Asn Asn IIe Thr IIe IIe IIe Leu IIe IIe
+ 1 Asn Asn IIe Thr Phe Lys Ser Trp
+ 2 Asn Asn IIe Thr Phe Lys IIe Trp
- 1 Asn Asn IIe Thr Phe Glu Lys Ser Asn
+ 7 Asn Asn IIe Thr Phe Glu Lys Ser
III+IIa - 2 Asn Asn IIe Thr Phe Glu Lys Ser
- 2 Asn Asn IIe Thr Phe Glu Lys IIe
+ 3 Asn Asn IIe Thr Phe Glu Lys IIe
+ 2 Asn Asn IIe Thr Phe Glu Lys Ser Trp
+ 2 Asn Asn IIe Thr Phe Lys IIe Asn Val
+ 2 Asn Asn IIe Thr Phe Glu Lys Ser Trp
III+IIb + 1 Asn Asn IIe Thr Phe Glu Val Lys Lys
III+IIc + 1 Asn Asn IIe Thr Phe Thr Lys
+ 12 Asn Asn IIe Thr Phe His Ser IIe His
- 12 Asn Asn IIe Thr Phe His Ser IIe His
+ 2 Asn Asn IIe Thr Phe His His
+ 3 Asn Asn IIe Thr Phe His Ser IIe
III like + 5 Asn Asn IIe Thr Phe His Ser IIe His Trp
- 3 Asn Asn IIe Thr Phe His Ser IIe His Trp
+ 4 Asn Asn IIe Thr Phe His IIe His
+ 1 Asn Asn IIe Thr His Ser IIe IIe
+ 4 Asn Asn IIe Thr His Ser IIe
- 1 Asn Asn IIe Thr His Ser IIe
Miscellaneous + 2 Trp
+ 1 IIe
- 1 IIe
+ 7 Asn IIe Val Lys IIe
+ 3 Asn Thr Glu Lys Ser Trp
+ 1 Asn Asn His
+ 1 Asn Asn Thr Phe Glu Ser Ser IIe
No changes + 21
- 6
Total 140