4.1.3.16	2-Keto-4-hydroxybutyrate	D-isomer favoured	Bos taurus	Pyruvate + formaldehyde	-	?	1843	
4.1.3.16	2-Keto-4-hydroxybutyrate	metabolism of L-homoserine	Bos taurus	?	-	?	369435	
4.1.3.16	3-(4-hydroxyphenyl)pyruvate + glyoxylate	-	Rattus norvegicus	?	-	?	453464	
4.1.3.16	3-(4-imidazole)pyruvate + glyoxylate	-	Rattus norvegicus	?	-	?	453465	
4.1.3.16	4-Hydroxy-2-oxoglutarate	-	Homo sapiens	Pyruvate + glyoxylate	-	?	1842	
4.1.3.16	4-Hydroxy-2-oxoglutarate	-	Rattus norvegicus	Pyruvate + glyoxylate	-	?	1842	
4.1.3.16	4-Hydroxy-2-oxoglutarate	-	Bos taurus	Pyruvate + glyoxylate	-	?	1842	
4.1.3.16	4-Hydroxy-2-oxoglutarate	-	Homo sapiens	Pyruvate + glyoxylate	-	r	1842	
4.1.3.16	4-Hydroxy-2-oxoglutarate	-	Escherichia coli	Pyruvate + glyoxylate	-	r	1842	
4.1.3.16	4-Hydroxy-2-oxoglutarate	both stereoisomers	Rattus norvegicus	Pyruvate + glyoxylate	-	?	1842