NCIt synonyms : Pituitary Tumor-Transforming Gene 1 Protein; EAP1; PTTG1 Gene Product; hPTTG; ESP1-Associated Protein 1; Tumor-Transforming Protein 1; PTTG1;
NCIt definition : Securin (202 aa, 22 kDa) is encoded by the human PTTG1 gene. This protein plays a
role in chromosomal maintenance.;
NCIt note : Securin is an anaphase-promoting complex substrate, involved in regulation of chromatid
separation. Has effects on cell cycle regulation, cellular proliferation, and cellular
transformation. It is a cytosolic, proline-rich protein with several SH3 sites and
N-terminal basic and C-terminal acidic domains.;