small molecule metabolic process 2010-01-26T12:05:20Z GO:0044281 Reactome:REACT_111217 Reactome:REACT_112077 Reactome:REACT_112140 Reactome:REACT_112621 Reactome:REACT_112912 Reactome:REACT_113131 Reactome:REACT_113305 Reactome:REACT_113457 Reactome:REACT_113568 Reactome:REACT_113610 Reactome:REACT_113934 Reactome:REACT_114081 Reactome:REACT_114137 Reactome:REACT_114421 Reactome:REACT_114473 Reactome:REACT_114495 Reactome:REACT_114668 Reactome:REACT_114983 Reactome:REACT_115063 Reactome:REACT_115388 Reactome:REACT_115420 Reactome:REACT_115655 Small molecules in GO include monosaccharides but exclude disaccharides and polysaccharides. The chemical reactions and pathways involving small molecules, any low molecular weight, monomeric, non-encoded molecule. biological_process jane small molecule metabolism single-organism metabolic process