FGROUP by class
Carbon
Carbon skeleton
Hydrocarbon ring
N-heterocyclic
Monocyclic
6-membered
Aromatic
Pyridine (F221631)
Pyridazine (F221632)
Pyrimidine (F221633)
Pyrazine (F221634)
Cytosine (F221635)
Thymine (F221636)
Uracil (F221637)
Nicotinamide (F221638)
Orotidine (F221639)
O-heterocyclic
S-heterocyclic
Mixed-heterocyclic
Oxygen
Nitrogen
Sulfur
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.