Evolutionary history of the alpha2,8-sialyltransferase (ST8Sia) gene family: Tandem duplications in early deuterostomes explain most of the diversity found in the vertebrate ST8Sia genes

Table 3 The inferred datation of each node

Nodes	Time in MYA [Conf. interv. 95%]	Equation used
ST8Sia I – ST8Sia V/ST8Sia VI/ST8Sia VII	596 [544–647]	eq (3)
ST8Sia V – ST8Sia VI/ST8Sia VII	563 [512–614]	eq (3)
ST8Sia II – ST8Sia IV	552 [598–506]	eq (1)
ST8Sia VI – ST8Sia VII	551 [500–602]	eq (3)
ST8Sia III – ST8Sia III-r	474 [541–407]	eq (2)

ISSN: 2730-7182