Polyglycylation

Polyglycylation is a form of posttranslational modification of glutamate residues of the carboxyl-terminal region tubulin in certain microtubules (e.g., axonemal) originally discovered in Paramecium,[1] and later shown in mammalian neurons as well.[2]

See also

  • Polyglutamylation

References

  1. ^ Redeker V, Levilliers N, Schmitter JM, Le Caer JP, Rossier J, Adoutte A, Bré MH (1994). "Polyglycylation of tubulin: a posttranslational modification in axonemal microtubules". Science. 266 (5191): 1688–1691. doi:10.1126/science.7992051. PMID 7992051.
  2. ^ Banerjee Asok (2002). "Coordination of posttranslational modifications of bovine brain alpha-tubulin. Polyglycylation of delta2 tubulin". J. Biol. Chem. 277 (48): 46140–46144. doi:10.1074/jbc.M208065200. PMID 12356754.
  • v
  • t
  • e
Protein primary structure and posttranslational modifications
General
  • Peptide bond
  • Protein biosynthesis
  • Proteolysis
  • Racemization
  • N–O acyl shift
N terminus
  • Acetylation
  • Carbamylation
  • Formylation
  • Glycation
  • Methylation
  • Myristoylation (Gly)
C terminusSingle specific AAs
Serine/Threonine
Tyrosine
Cysteine
Aspartate
Glutamate
Asparagine
Glutamine
Lysine
Arginine
Proline
Histidine
Tryptophan
Crosslinks between two AAs
CysteineCysteine
MethionineHydroxylysine
LysineTyrosine
  • Lysine tyrosylquinone (LTQ) formation
TryptophanTryptophan
Crosslinks between three AAs
SerineTyrosineGlycine
HistidineTyrosineGlycine
  • 4-(p-hydroxybenzylidene)-5-imidazolinone (HBI) formation (chromophore)
AlanineSerineGlycine
Crosslinks between four AAs
AllysineAllysineAllysineLysine