FGROUP by class
Carbon
Carbon skeleton
Hydrocarbon ring
N-heterocyclic
O-heterocyclic
S-heterocyclic
Mixed-heterocyclic
Oxygen
Nitrogen
Sulfur
Phosphorus
Halogen
Sulfonyl halide (F722000)
Sulfonyl fluoride (F722010)
Sulfonyl chloride (F722020)
Sulfonyl bromide (F722030)
Sulfonyl iodide (F722040)
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.