BRENDA: BR15967
KEGG: R03518
MetaCyc: CHONDRO-6-SULFATASE-RXN
BRENDA: BR19202
KEGG: R03517
MetaCyc: CHONDRO-4-SULFATASE-RXN
MetaCyc: RXN-12178
BRENDA: BS18796
BRENDA: BS381785