<page_title> Embryonal fyn-associated substrate </page_title> <section_title> Structure </section_title> <table> <cell> Serine rich domain <col_header> Domain </col_header> </cell> <cell> 351 - 488 <col_header> Position </col_header> </cell> <cell> Conserved domain structure encompassing 4 α-helices bundle has a docking function. <col_header> Function </col_header> </cell> </table>
A serine-rich domain encompassing a 4 α-helix bundle (amino acids 351-488 for human EFS).