subject | relation | object |
---|---|---|
ammonium ion metabolic process | is_a | nitrogen compound metabolic process (GO:0006807) |
subject | relation | object |
---|---|---|
choline metabolic process (GO:0019695) | is_a | ammonium ion metabolic process |
histamine metabolic process (GO:0001692) | is_a | ammonium ion metabolic process |
serotonin metabolic process (GO:0042428) | is_a | ammonium ion metabolic process |