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Table 3 Amino acid substitutions in FtsI in ampicillin-resistant non-typeable Haemophilus influenzae isolates

From: Molecular characterization of multidrug-resistant non-typeable Haemophilus influenzae with high-level resistance to cefuroxime, levofloxacin, and trimethoprim-sulfamethoxazole

 

D

S

M

S

L

G

A

R

N

T

V

Y

V

N

A

N

T

S

A

I

E

 

Isolate

350

357

377

385

389

490

502

517

526

532

547

557

562

569

586

589

591

594

595

601

603

Group

BLPAR

                      

    ED04

N

 

I

   

V

 

K

 

I

  

S

S

  

T

T

  

II

    ED06ab

N

N

I

T

F

   

K

 

I

 

L

S

       

III

    ED07b

N

N

I

T

F

 

V

 

K

 

I

  

S

S

  

T

T

 

D

III

    ED08

N

 

I

  

E

V

 

K

 

I

  

S

 

K

A

  

V

D

II

    ED10

N

N

I

T

F

   

K

 

I

 

L

S

S

  

T

T

V

D

III

    ED15

N

     

V

 

K

 

I

D

 

S

S

  

T

T

  

II

    ED22ab

N

N

I

N

F

  

H

 

S

I

H

 

S

P

  

T

T

 

D

I

    ED23b

H

      

H

 

A

I

H

 

S

      

K

I

BLNAR

                      

    ED05

N

     

V

 

K

 

I

  

S

S

  

T

T

  

II

    ED09b

N

N

I

T

F

  

H

 

S

I

H

 

S

S

  

T

T

  

III-like

    ED13ab

N

N

I

T

F

  

H

 

S

I

H

 

S

S

  

T

T

 

D

III-like

    ED19ab

N

N

 

I

    

H

 

L

 

L

  

K

     

ND

  1. Group I, R517H; group II, N526K; group III, N526K with S385T; group III-like, R517H with S385T
  2. aAmoxicillin-clavulanate-non-susceptible; bCefuroxime-resistant
  3. Abbreviations: BLNAR β-lactamase-negative ampicillin-resistance, BLPAR β-lactamase-positive ampicillin-resistance, ND Not determined