The Pfam:Lactamase_B_2 domain within your query sequence starts at position 142 and ends at position 344, and its E-value is 1.4e-39.

LIFLTDPMFSSRASPSQYMGPKRFRRPPCTISELPTIDAVLISHNHYDHLDYGSVLALNERFGSELRWFVPLGLLDWMQKCGCENVIELDWWEENCVPGHDKVTFVFTPSQHWCKRTLLDDNKVLWGSWSVLGPWSRFFFAGDTGYCPAFEEIGKRFGPFDLAAIPIGAYEPRWFMKYQHADPEDAVRIHIDLQTKRSVAIHW
Pfam:Lactamase_B_2

Pfam:Lactamase_B_2
Pfam domain

Pfam ACC: