Assertion: calcium ion | /r/HasProperty | complexed by protein
Facets:
value: through interacting with phosphorylated serine
type: MANNER
Source sentences:
text: Calcium ions may be complexed by proteins through binding the carboxyl groups of glutamic acid or aspartic acid residues; through interacting with phosphorylated serine, tyrosine, or threonine residues; or by being chelated by γ-carboxylated amino acid residues.