C-terminal peptidyl-cysteine amidation
C-terminal peptidyl-glutamic acid tyrosinylation
C-terminal peptidyl-histidine amidation
C-terminal peptidyl-polyglutamic acid amidation
C-terminal peptidyl-serine amidation
coenzyme A-peptidyl-cysteine covalent linking
copper incorporation into copper-sulfur cluster via heptakis-L-histidino tetracopper mu4-sulfide hydroxide
copper incorporation via L-cysteinyl copper sulfido molybdopterin cytosine dinucleotide
cytochrome c-heme linkage via heme-bis-L-cysteine
cytochrome c-heme linkage via heme-L-cysteine
enzyme active site formation via (phospho-5'-guanosine)-L-histidine
enzyme active site formation via L-cysteine persulfide  
enzyme active site formation via S-amidino-L-cysteine
enzyme active site formation via S-sulfo-L-cysteine
GPI anchor biosynthetic process via N-cysteinyl-glycosylphosphatidylinositolethanolamine
GPI anchor biosynthetic process via N-seryl-glycosylphosphatidylinositolethanolamine
GSI anchor biosynthetic process via N-seryl-glycosylsphingolipidinositolethanolamine
iron and molybdenum incorporation into iron-molybdenum-sulfur cluster via L-cysteinyl homocitryl molybdenum-heptairon-nonasulfide
iron incorporation into hydrogenase diiron subcluster via L-cysteine ligation
iron incorporation into iron-sulfur cluster via bis-L-cysteinyl-L-N3'-histidino-L-serinyl tetrairon tetrasulfide
iron incorporation into iron-sulfur cluster via hexakis-L-cysteinyl L-serinyl octairon heptasulfide
iron incorporation into iron-sulfur cluster via pentakis-L-cysteinyl L-histidino nickel tetrairon pentasulfide
iron incorporation into iron-sulfur cluster via tetrakis-L-cysteinyl diiron disulfide
iron incorporation into iron-sulfur cluster via tetrakis-L-cysteinyl tetrairon tetrasulfide
iron incorporation into iron-sulfur cluster via tetrakis-L-cysteinyl triiron tetrasulfide
iron incorporation into iron-sulfur cluster via tris-L-cysteinyl L-arginyl diiron disulfide
iron incorporation into iron-sulfur cluster via tris-L-cysteinyl L-cysteine persulfido bis-L-glutamato L-histidino nickel triiron disulfide trioxide
iron incorporation into iron-sulfur cluster via tris-L-cysteinyl S-adenosylmethion-N,O-diyl tetrairon tetrasulfide
iron incorporation into iron-sulfur cluster via tris-L-cysteinyl triiron tetrasulfide
iron incorporation into iron-sulfur cluster via tris-L-cysteinyl-L-aspartato diiron disulfide
iron incorporation into iron-sulfur cluster via tris-L-cysteinyl-L-aspartato tetrairon tetrasulfide
iron incorporation into iron-sulfur cluster via tris-L-cysteinyl-L-cysteine persulfido-bis-L-glutamato-L-histidino tetrairon
iron incorporation into iron-sulfur cluster via tris-L-cysteinyl-L-N1'-histidino tetrairon tetrasulfide
iron incorporation into iron-sulfur cluster via tris-L-cysteinyl-L-N3'-histidino tetrairon tetrasulfide
iron incorporation into iron-sulfur cluster via tris-L-cysteinyl-L-serinyl tetrairon tetrasulfide
iron incorporation into protein via tetrakis-L-cysteinyl iron
iron incorporation into the Rieske iron-sulfur cluster via bis-L-cysteinyl bis-L-histidino diiron disulfide
isopeptide cross-linking via N-(L-isoaspartyl)-L-cysteine
isopeptide cross-linking via N-(L-isoglutamyl)-glycine
microcin E492 biosynthetic process by siderophore ester modification of peptidyl-serine
molybdenum incorporation via L-cysteinyl copper sulfido molybdopterin cytosine dinucleotide
molybdenum incorporation via L-cysteinyl molybdopterin
molybdenum incorporation via L-cysteinyl molybdopterin guanine dinucleotide
molybdenum incorporation via L-serinyl molybdopterin guanine dinucleotide
N-terminal peptidyl-glutamic acid acetylation
N-terminal peptidyl-L-cysteine N-palmitoylation  
N-terminal peptidyl-serine acetylation
N-terminal peptidyl-serine methylation  +  
N-terminal protein amino acid deamination, from amino carbon  +
nickel incorporation into iron-sulfur cluster via tris-L-cysteinyl L-cysteine persulfido bis-L-glutamato L-histidino nickel triiron disulfide trioxide
nickel incorporation into iron-sulfur cluster via tris-L-cysteinyl L-cysteine persulfido L-glutamato L-histidino L-serinyl nickel triiron disulfide trioxide  +
nickel incorporation into nickel-iron-sulfur cluster via pentakis-L-cysteinyl L-histidino nickel tetrairon pentasulfide
peptide cross-linking via (2R,6R)-lanthionine
peptide cross-linking via (2S,3S,4Xi,6R)-3-methyl-lanthionine sulfoxide
peptide cross-linking via (2S,3S,6R)-3-methyl-lanthionine
peptide cross-linking via 2'-(S-L-cysteinyl)-L-histidine
peptide cross-linking via 2-(S-L-cysteinyl)-D-allo-threonine
peptide cross-linking via 2-(S-L-cysteinyl)-D-phenylalanine
peptide cross-linking via 2-(S-L-cysteinyl)-L-phenylalanine
peptide cross-linking via 2-amino-3-isothiazolidinone-L-serine
peptide cross-linking via 2-imino-glutamic acid 5-imidazolinone glycine
peptide cross-linking via 3'-(S-L-cysteinyl)-L-tyrosine
peptide cross-linking via 3-(S-L-cysteinyl)-L-aspartic acid
peptide cross-linking via 4'-(S-L-cysteinyl)-L-tryptophyl quinone
peptide cross-linking via 4-(S-L-cysteinyl)-L-glutamic acid
peptide cross-linking via 4-amino-3-isothiazolidinone  +
peptide cross-linking via chondroitin 4-sulfate glycosaminoglycan  
peptide cross-linking via glycine oxazolecarboxylic acid
peptide cross-linking via glycine thiazolecarboxylic acid
peptide cross-linking via L-cysteine oxazolecarboxylic acid
peptide cross-linking via L-cysteine oxazolinecarboxylic acid
peptide cross-linking via L-cysteine thiazolecarboxylic acid
peptide cross-linking via L-cysteinyl-5-imidazolinone glycine
peptide cross-linking via L-cysteinyl-L-selenocysteine
peptide cross-linking via L-cystine
peptide cross-linking via L-histidyl-L-tyrosine  +
peptide cross-linking via L-lysine thiazolecarboxylic acid
peptide cross-linking via L-lysinoalanine
peptide cross-linking via L-phenylalanine thiazolecarboxylic acid
peptide cross-linking via L-serine thiazolecarboxylic acid
peptide cross-linking via L-seryl-5-imidazolinone glycine
peptide cross-linking via S-(2-aminovinyl)-3-methyl-D-cysteine
peptide cross-linking via S-(2-aminovinyl)-D-cysteine
peptide cross-linking via S-(L-isoglutamyl)-L-cysteine
peptide cross-linking via S-glycyl-L-cysteine
peptide cross-linking via sn-(2S,6R)-lanthionine
peptidyl-cysteine acetylation  +
peptidyl-cysteine ADP-ribosylation
peptidyl-cysteine esterification  +
peptidyl-cysteine methylation  +  
peptidyl-cysteine oxidation  +
peptidyl-cysteine phosphorylation  +
peptidyl-cysteine S-carbamoylation
peptidyl-cysteine S-nitrosylation  +  
peptidyl-dehydroalanine biosynthetic process from peptidyl-tyrosine or peptidyl-serine
peptidyl-diphthamide metabolic process  +  
peptidyl-diphthine metabolic process  +
peptidyl-glutamic acid carboxylation  
peptidyl-glutamic acid esterification  +
peptidyl-glutamic acid poly-ADP-ribosylation
peptidyl-histidine adenylylation  +
peptidyl-histidine bromination
peptidyl-histidine hydroxylation  
peptidyl-histidine methylation  +
peptidyl-histidine phosphorylation  +
peptidyl-histidine uridylylation  +
peptidyl-L-3-oxoalanine biosynthetic process from peptidyl-cysteine or peptidyl-serine
peptidyl-L-beta-methylthioaspartic acid biosynthetic process from peptidyl-aspartic acid
peptidyl-L-cysteine glutathione disulfide biosynthetic process from peptidyl-cysteine
peptidyl-L-cysteine methyl disulfide biosynthetic process from peptidyl-cysteine
peptidyl-L-glutamyl 5-glycerylphosphorylethanolamine biosynthetic process from peptidyl-glutamic acid
peptidyl-lactic acid biosynthetic process from peptidyl-serine
peptidyl-O-(sn-1-glycerophosphoryl)-L-serine biosynthetic process from peptidyl-serine
peptidyl-pyrromethane cofactor linkage  
peptidyl-S-12-hydroxyfarnesyl-L-cysteine biosynthetic process from peptidyl-cysteine
peptidyl-S-carbamoyl-L-cysteine dehydration
peptidyl-S-diacylglycerol-L-cysteine biosynthetic process from peptidyl-cysteine  +  
peptidyl-S-diphytanylglycerol diether-L-cysteine biosynthetic process from peptidyl-cysteine
peptidyl-S-farnesyl-L-cysteine biosynthetic process from peptidyl-cysteine
peptidyl-S-geranylgeranyl-L-cysteine biosynthetic process from peptidyl-cysteine
peptidyl-S-myristoyl-L-cysteine biosynthetic process from peptidyl-cysteine
peptidyl-S-palmitoleyl-L-cysteine biosynthetic process from peptidyl-cysteine
peptidyl-serine ADP-ribosylation
peptidyl-serine decanoylation
peptidyl-serine O-acetylation
peptidyl-serine O-glucuronidation
peptidyl-serine octanoylation  
peptidyl-serine palmitoylation
peptidyl-serine phosphopantetheinylation
peptidyl-serine phosphorylation  +  
peptidyl-serine sulfation  +
peroxidase-heme linkage via dihydroxyheme-L-aspartyl ester-L-glutamyl ester
peroxidase-heme linkage via dihydroxyheme-L-aspartyl ester-L-glutamyl ester-L-methionine sulfonium
protein deglutamylation  +  
protein O-linked glycosylation via serine  +  
protein polyglutamylation  
protein S-linked glycosylation via cysteine
protein-chondroitin sulfate linkage via chondroitin sulfate D-glucuronyl-D-galactosyl-D-galactosyl-D-xylosyl-L-serine
protein-chromophore linkage via peptidyl-cysteine  +
protein-chromophore linkage via peptidyl-S-4-hydroxycinnamyl-L-cysteine
protein-dermatan sulfate linkage via dermatan 4-sulfate D-glucuronyl-D-galactosyl-D-galactosyl-D-xylosyl-L-serine
protein-DNA covalent cross-linking via peptidyl-serine
protein-FAD linkage via 1'-(8alpha-FAD)-L-histidine
protein-FAD linkage via 3'-(8alpha-FAD)-L-histidine
protein-FAD linkage via S-(8alpha-FAD)-L-cysteine
protein-FMN linkage via S-(6-FMN)-L-cysteine
protein-heme linkage via 3'-L-histidine
protein-heme P460 linkage via heme P460-bis-L-cysteine-L-lysine
protein-heme P460 linkage via heme P460-bis-L-cysteine-L-tyrosine
protein-heparan sulfate linkage via heparan sulfate D-glucuronyl-D-galactosyl-D-galactosyl-D-xylosyl-L-serine
protein-phosphoribosyl dephospho-coenzyme A linkage  +
protein-phycocyanobilin linkage via S-phycocyanobilin-L-cysteine
protein-phycoerythrobilin linkage via phycoerythrobilin-bis-L-cysteine
protein-phycoerythrobilin linkage via S-phycoerythrobilin-L-cysteine
protein-phycourobilin linkage via phycourobilin-bis-L-cysteine
protein-phytochromobilin linkage via S-phytochromobilin-L-cysteine
RNA-protein covalent cross-linking via peptidyl-serine