tokens: Penicillin acylase ( PA ) from Escherichia coli ATCC11105 is a periplasmic heterodimer consisting of a 24 kDa small subunit and a 65 kDa large subunit .
folded_tokens: penicillin acylase ( pa ) from escherichia coli atcc11105 be a periplasmic heterodimer consist of a 24 kda small subunit and a 65 kda large subunit .