PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8898906-5 1996 Second, recombinant proteins that contained the ABI1 C-terminal domain displayed in vitro phosphatase activity towards 32P-labelled casein, and this activity displayed Mg2+ or Mn2+ dependence and okadaic acid insensitivity typical of protein phosphatases 2C. Okadaic Acid 196-208 Protein phosphatase 2C family protein Arabidopsis thaliana 48-52