Immunogen sequence: GILNLNKMVK QVTGKMPILS YWPYGCHCGL GGRGQPKDAT DWCCQTHDCC YDHLKTQGCS IYKDYYRYNF SQGNIHCSDK GSWCEQQLCA CDKEVAFCLK RNLDTYQKRL RFYWRPHCRG QTPGC; Positive Samples: HL-60, THP-1. PA2 catalyzes the calcium-dependent hydrolysis of the 2- acyl g