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. 2021 Mar 14;9(3):598. doi: 10.3390/microorganisms9030598

Table 4.

Antimicrobial resistance phenotype and resistance determinants predicted with various assembly and sequencing techniques in five E. coli isolates.

17-AB00050
Class of In Silico Type Phenotype Subclass of In Silico Type Phenotype Determined Resistance Gene(s) Determined Phenotype Class/Subclass of Determined Phenotype
Quinolone Quinolone qnrS1 Ciprofloxacin Fluoroquinolone
β-Lactam Penicillin, Cephalosporin blaEC-8, blaSHV-12 Ampicillin β-Lactam
Cefepime Cephalosporin
Cefotaxime Cephalosporin
Aminoglycoside Gentamicin aac(3)-VIa Gentamicin Aminoglycoside
Sulfonamide Sulfonamid sul1 Sulphamethoxazole Sulfonamide
Aminoglycoside Streptomycin aadA1 Not within the test panel Not within the test panel
17-AB00090
Class of In Silico Type Phenotype Subclass of In Silico Type Phenotype Determined Resistance Gene(s) Determined Phenotype Class/Subclass of Determined Phenotype
β-Lactam Penicillin blaTEM-1, blaTEM-1*1, blaTEM-135*2 Ampicillin β-Lactam
β-Lactam Penicillin, Cephalosporine bla EC-18
Quinolone Quinolone qnrS1 Ciprofloxacin Fluoroquinolone
Nalidixic acid Quinolone
Tetracycline Tetracycline tet(A) Tetracycline Tetracycline
17-AB00432
Class of In Silico Type Phenotype Subclass of In Silico Type Phenotype Determined Resistance Gene(s) Determined Phenotype Class/Subclass of Determined Phenotype
β-Lactam Penicillin bla TEM-1 Ampicillin β-Lactam
β-Lactam Penicillin, Cephalosporin blaCTX-M-15, blaEC Cefepime Cephalosporin
Cefotaxime Cephalosporin
Ceftazidime Cephalosporin
Aminoglycoside Kanamycin aph(3′)-Ia Not within the test panel Not within the test panel
Quinolone Quinolone qnrS1 Ciprofloxacin Fluoroquinolone
Nalidixic acid Quinolone
Aminoglycoside Streptomycin aph(3″)-Ib,
aph(3″)-Ib*
Not within the test panel Not within the test panel
aph(3′)-Ia,
aph(6)-Id,
aph(6)-Id*
Sulfonamide Sulfonamide sul2, sul2* Sulphamethoxazole Sulfonamide
Tetracycline Tetracycline tet(A), tet(A)*3, tet(B) Tetracycline Tetracycline
17-AB00587
Class of In Silico Type Phenotype Subclass of In Silico Type Phenotype Determined Resistance Gene Determined Phenotype Class/Subclass of Determined Phenotype
β-Lactam Cephalosporin blaCTX-M-1, blaEC-15 Cefepime Cephalosporin
Cefotaxime Cephalosporin
Ceftazidime Cephalosporin
Lincosamide Lincosamide lnu(F) Not within the test panel Not within the test panel
Macrolide Macrolide mph(A)
Quinolone Fluoroquinolone qnrS1 Ciprofloxacin Fluoroquinolone
Aminoglycoside Streptomycin aadA2 Not within the test panel Not within the test panel
17-AB00639
Class of In Silico Type Phenotype Subclass of In Silico Type Phenotype Determined Resistance Gene(s) Determined Phenotype Class/Subclass of Determined Phenotype
β-Lactam Penicillin bla TEM-1 Ampicillin β-Lactam
β-Lactam Penicillin, Cephalosporin*3 blaCTX-M-1*4, blaEC, Cefepime Cephalosporin
blaTEM-1*4, blaTEM-1 Cefotaxime Cephalosporine
Ceftazidime Cephalosporine
Aminoglycoside Gentamicin aac(3)-Iva Gentamicin Aminoglycoside
Aminoglycoside Hygromicin aph(4)-Ia Not within the test panel Not within the test panel
Macrolide Macrolide mph(A)
Quinolone Fluoroquinolone qnrS1 Ciprofloxacin Fluoroquinolon
Aminoglycoside Streptomycin aph(3″)-Ib,
aph(3″)-Ib*4,
Not within the test panel Not within the test panel
aph(6)-Id* 5
Sulfonamide Sulfonamide sul2 Sulphamethoxazole Sulfonamide
Diaminopyrimidine Trimethoprim dfrA5 Trimethoprim Diaminopyrimidine

*1: duplication detected in all long-read and hybrid assemblies but not in NextSeq assemblies. *2: gene only determined with data Flye-ONT assemblies. *3: duplication detected in all long-read and hybrid assemblies but not in short-read-only assemblies. *4: detected in all long-read and hybrid assemblies but not in NextSeq assemblies. *5: not detected in short-read-only assemblies and Flye-ONT sequences.