>gi|7705793 lactamase, beta 2 [Homo sapiens] MAAVLQRVERLSNRVVRVLGCNPGPMTLQGTNTYLVGTGPRRILIDTGEP AIPEYISCLKQALTEFNTAIQEIVVTHWHRDHSGGIGDICKSINNDTTYC IKKLPRNPQREEIIGNGEQQYVYLKDGDVIKTEGATLRVLYTPGHTDDHM ALLLEEENAIFSGDCILGEGTTVFEDLYDYMNSLKELLKIKADIIYPGHG PVIHNAEAKIQQYISHRNIREQQILTLFRENFEKSFTVMELVKIIYKNTP ENLHEMAKHNLLLHLKKLEKEGKIFSNTDPDKKWKAHL