PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 33443641-4 2021 The optimal activity of bee venom PLA2 was attained at pH 8 and 45 C. Cu2+, Ni2+, Fe2+, Ca2+, and Co2+ exhibited a complete activating effect on it, while Zn2+, Mn2+, NaN3, PMSF, N-Methylmaleimide, and EDTA have inhibitory effect. Zinc 156-160 phospholipase A2 Apis mellifera 34-38