title: Relative affinity of Ca(II) and Mg(II) ions for human and bovine prothrombin and fragment 1.
abstract: Equilibrium dialysis results are presented for Ca(II) and Mg(II) ion binding to human and bovine prothrombin and fragment 1. Ca(II) ions bind cooperatively, Mg(II) does not.
mesh_terms: D000818:Animals; D001665:Binding Sites; D002118:Calcium / Q000378:metabolism*; D002417:Cattle; D006801:Humans; D066298:In Vitro Techniques; D007700:Kinetics; D008274:Magnesium / Q000378:metabolism*; D010446:Peptide Fragments / Q000378:metabolism; D011498:Protein Precursors / Q000378:metabolism; D011516:Prothrombin / Q000378:metabolism*
chemical_list: D010446:Peptide Fragments; D011498:Protein Precursors; C029733:prothrombin fragment 1; D011516:Prothrombin; D008274:Magnesium; D002118:Calcium