1.5.3.1	sarcosine oxidase (formaldehyde-forming)	glycine betaine degradation I	-	-	
1.5.3.10	dimethylglycine oxidase	glycine betaine degradation I	-	-	
1.5.3.24	sarcosine oxidase (5,10-methylenetetrahydrofolate-forming)	glycine betaine degradation I	-	-	
2.1.1.5	betaine-homocysteine S-methyltransferase	glycine betaine degradation I	-	-	
2.1.2.1	glycine hydroxymethyltransferase	glycine betaine degradation I	-	-	
3.5.99.10	2-iminobutanoate/2-iminopropanoate deaminase	glycine betaine degradation I	-	-