it was determined that of six tetracyclines tested , four strongly inhibited the reaction ( oxytetracycline , chlorotetracycline , dedimethylaminotetracycline , and tetracycline ) whereas 5a,6-anhydrotetracycline gave a moderate inhibition and alpha-6-deoxyoxytetracycline resulted in only a slight reduction in ppgpp synthesis .
C0039651
tetracyclines
C0030092
oxytetracycline