FGROUP by class
Carbon
Carbon skeleton
Hydrocarbon ring
N-heterocyclic
O-heterocyclic
S-heterocyclic
Mixed-heterocyclic
Oxygen
Nitrogen
Sulfur
Mercaptan (F510000)
Thiol (F510000)
Thiosulfate (F575000)
Thiosulfuric acid (F575100)
Thiosulfate ester (F575200)
Phosphorus
Halogen
Boron
Magnesium
Silicon
Iron
Cobalt
Asenic
Selenium
Tin
BiSSCat v1.06.20 http://bisscat.org/
Developed by Masaaki Kotera, Department of Biochemistry, Trinity College Dublin.
Science Foundation of Ireland is gratefully acknowledged.