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Table 1 Detected mutations in the PBP1A drug binding site and tunnel-1 residues of AMX- resistant and susceptible strains

From: The penicillin binding protein 1A of Helicobacter pylori, its amoxicillin binding site and access routes

Strains

Binding site

Tunnel-1

MIC (mg/L)

Ref

   

J99

–

–

S

26,695

–

–

S

Sensitive

   

 MK984227

–

–

0.064

 MK984220

–

–

0.064

 MK984215

–

–

0.094

 MK984213

–

–

0.125

 MK984219

–

–

0.125

 MK984223

–

–

0.125

 MK984221

–

–

0.125

 MK984226

–

–

0.094

 MK984225

–

–

0.032

 MK984214

–

–

0.125

Resistant

   

 MK984217

–

–

0.38

 MK984216

–

Ser414Arg

Val469Met

0.5

 MK984218

Thr556Ser

Ser414Arg

0.38

 MK984224

–

–

0.75