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letter
. 2003 Jul;47(7):2380–2381. doi: 10.1128/AAC.47.7.2380-2381.2003

TABLE 2.

Specific activities of OXA-30 expressed from the recombinant plasmid pCOI in E. coli TOP10

Substrate (100 μM) Sp act (mU/mg)a
Benzylpenicillin 7.61
Cephalothin 0.68
Amoxicillin 15.27
Cloxacillin 16.08
Ticarcillin 6.34
Aztreonam 0.21
Ceftazidime 0.03
Cefotaxime 0.20
Cefepime 3.58
Cefpirome 3.84
a

Standard deviations were within 10%.