PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2500366-8 1989 Phosphoamino acid analysis of protein p55 from 32P-labeled S-phase and M-phase HeLa cell extracts after immunoprecipitation with anti-p55 antibodies revealed that threonine was extensively phosphorylated in p55 during G2-M but not in S phase, whereas serine was phosphorylated during both S and M phases. Phosphoamino Acids 0-17 H3 histone pseudogene 44 Homo sapiens 38-41 2500366-8 1989 Phosphoamino acid analysis of protein p55 from 32P-labeled S-phase and M-phase HeLa cell extracts after immunoprecipitation with anti-p55 antibodies revealed that threonine was extensively phosphorylated in p55 during G2-M but not in S phase, whereas serine was phosphorylated during both S and M phases. Phosphoamino Acids 0-17 H3 histone pseudogene 44 Homo sapiens 134-137 2500366-8 1989 Phosphoamino acid analysis of protein p55 from 32P-labeled S-phase and M-phase HeLa cell extracts after immunoprecipitation with anti-p55 antibodies revealed that threonine was extensively phosphorylated in p55 during G2-M but not in S phase, whereas serine was phosphorylated during both S and M phases. Phosphoamino Acids 0-17 H3 histone pseudogene 44 Homo sapiens 134-137