3.4.24.24	Ba2+	activates	734343	
3.4.24.24	Ba2+	can only partially complement Ca2+ for enzyme activity	755281	
3.4.24.24	Ca2+	-	683045, 683134, 683140, 683427, 683442, 683452, 683507, 683673, 683697, 684054	
3.4.24.24	Ca2+	4-bladed beta-propeller protein in which the 4 blades are arranged around a channel-like opening in which Ca2+ and a Na+Cl- ion pair are bound	31104	
3.4.24.24	Ca2+	active site requires calcium ions	653757	
3.4.24.24	Ca2+	Ca2+
is essential for homodimerization of enzyme MMP-2, analysis, detailed overview	734182	
3.4.24.24	Ca2+	Ca2+ is required for optimal gelatinolytic activity, binding structure, overview	755281	
3.4.24.24	Ca2+	dependent on	683710	
3.4.24.24	Ca2+	divalent metal ion Ca2+ is absolutely necessary for the gelatinolytic activity, suggesting a calcium-dependent metalloproteinase	734343	
3.4.24.24	Ca2+	essential for gelatinase activity, no gelatinase activity at 1 mM Ca2+	752440	
3.4.24.24	Ca2+	hemopexin-like domain requires Ca2+ for fibronectin and heparin binding	651874	
3.4.24.24	Ca2+	required	717633, 752440, 752865, 754619, 755324	
3.4.24.24	Ca2+	required for activity	752558, 755131	
3.4.24.24	Ca2+	required, gelatinase A synthetic 19000 MW catalytic domain	31101	
3.4.24.24	Ca2+	required, optimal concentration 10 mM	670231	
3.4.24.24	additional information	no activity with Fe2+, Co2+, Cu2+, Mn2+ or Mg2+	755281	
3.4.24.24	additional information	no or poor activation by Zn2+, Mn2+, Mg2+, Cu2+, Fe2+, or Co2+	734343	
3.4.24.24	NaCl	4-bladed beta-propeller protein in which the 4 blades are arranged around a channel-like opening in which Ca2+ and a Na+Cl- ion pair are bound	31104	
3.4.24.24	Zn2+	-	683230, 683427, 683507	
3.4.24.24	Zn2+	a catalytic zinc ion bound in the active site	734182	
3.4.24.24	Zn2+	a zinc-dependent metalloprotease	754641, 755324	
3.4.24.24	Zn2+	a zinc-endopeptidase	683452	
3.4.24.24	Zn2+	active site requires zinc ions	653757	
3.4.24.24	Zn2+	dependent on	683710, 684054, 717813	
3.4.24.24	Zn2+	dependent on, binding structure, overview, can only partially complement Ca2+ for enzyme activity	755281	
3.4.24.24	Zn2+	metalloproteinase	753209, 754619	
3.4.24.24	Zn2+	required, gelatinase A synthetic 19000 MW catalytic domain, inhibition at high concentration	31101	
3.4.24.24	Zn2+	required, metalloprotease	717633	
3.4.24.24	Zn2+	structural zinc ion	651874	
3.4.24.24	Zn2+	zinc metalloprotease	752440, 752558, 755131	
3.4.24.24	Zn2+	zinc metalloproteinase, the Zn2+-binding motif of the catalytic domain is preceded by three cysteine-rich repeats comparable to the collagen-binding fibronectin type II (FN-II) repeats, which are required for recognizing collagen and elastin	752865	
3.4.24.24	Zn2+	zinc-dependent	650386	
3.4.24.24	Zn2+	zinc-dependent endopeptidase	652116	
3.4.24.24	Zn2+	zinc-dependent gelatinase	652420	
3.4.24.24	Zn2+	zinc-dependent metalloproteinase	651863, 754869