1-aminocyclopropane-1-carboxylate catabolic process
3-cyano-L-alanine catabolic process
4-hydroxyproline catabolic process
alanine catabolic process +
amino acid catabolic process via Ehrlich pathway +
anaerobic amino acid catabolic process +
arginine catabolic process +
arginine catabolic process to proline +
asparagine catabolic process +
aspartate catabolic process +
beta-alanine catabolic process +
branched-chain amino acid catabolic process +
cysteine catabolic process +
D-amino acid catabolic process +
discadenine catabolic process
fructoselysine catabolic process
gamma-aminobutyric acid catabolic process +
glutamate catabolic process +
glutamine catabolic process +
glycine catabolic process +
histidine catabolic process +
homocysteine catabolic process
homoserine catabolic process
hydroxylysine catabolic process
L-kynurenine catabolic process
L-phenylalanine catabolic process +
L-serine catabolic process
lysine catabolic process +
methionine catabolic process +
N(omega)-methyl-L-arginine catabolic process
negative regulation of proline metabolic process +
nopaline catabolic process +
nopaline catabolic process to proline
octopine catabolic process to proline
ornithine catabolic process +
ornithine catabolic process via proline
phosphoarginine catabolic process
positive regulation of proline metabolic process +
proline biosynthetic process +
proline catabolic process +
The chemical reactions and pathways resulting in the breakdown of proline (pyrrolidine-2-carboxylic acid), a chiral, cyclic, nonessential alpha-amino acid found in peptide linkage in proteins.