1.15.1.1	superoxide dismutase	egg yolk	Cu/Zn-superoxide dismutase isozymes	714882	
1.15.1.1	superoxide dismutase	egg yolk	plasma, isozyme pattern, overview	714882	
3.1.3.1	alkaline phosphatase	egg yolk	-	751196	
3.4.11.20	aminopeptidase Ey	egg yolk	-	647082, 647083, 647085, 95176	
3.4.11.20	aminopeptidase Ey	egg yolk	plasma	665073	
3.4.23.5	cathepsin D	egg yolk	intraoocytic	36959	
4.1.1.29	sulfinoalanine decarboxylase	egg yolk	-	726667