Pikornain 3C (EC 3.4.22.28, pikornavirusna endopeptidaza 3C, poliovirusna proteaza 3C, rinovirusna proteaza 3C, proteaza 3C bolesti slinavka i šap, poliovirusna proteinaza 3C, rinovirusna proteinaza 3C, koksakievirusna 3C proteinaza, proteinaza 3C virusa bolesti slinavka i šap, 3C proteaza, 3C proteinaza, cisteinska proteinaza 3C, hepatitis A virusna 3C proteinaza, proteaza 3C, proteinaza 3C srodana sa nepovirusom prstenastih mrlja paradajza) je enzim.[1][2][3][4] Ovaj enzim katalizuje sledeću hemijsku reakciju

Pikornain 3C
Identifikatori
EC broj 3.4.22.28
CAS broj 97162-88-4
IntEnz IntEnz view
BRENDA BRENDA entry
ExPASy NiceZyme view
KEGG KEGG entry
MetaCyc metabolic pathway
PRIAM profile
PDB RCSB PDB PDBe PDBj PDBsum
Selektivno razlaganje Gln-Gly veze u poliovirusnom poliproteinu. U drugim pikornavirusnim reakcijama Glu može da bude supstituisan sa Gln, i Ser ili Thr za Gly

Ovaj enzim izražavaju entero-, rino-, afto- i kardiovirusi.

Reference uredi

  1. Ivanoff, L.A., Towatari, T., Ray, J., Korant, B.D. and Petteway, S.R. (1986). „Expression and site-specific mutagenesis of the poliovirus 3C protease in Escherichia coli”. Proc. Natl Acad. Sci. USA 83: 5392-5396. PMID 3016701. 
  2. Bazan, J.F. and Fletterick, R.J. (1988). „Viral cysteine proteases are homologous to the trypsin-like family of serine proteases: structural and functional implications”. Proc. Natl Acad. Sci. USA 85: 7872-7876. PMID 3186696. 
  3. Kräusslich, H.-G. and Wimmer, E. (1988). „Viral proteinases”. Annu. Rev. Biochem. 57: 701-754. PMID 3052288. 
  4. Nicklin, M.J.H., Harris, K.S., Pallai, P.V. and Wimmer, E. (1988). „Poliovirus proteinase 3C: large-scale expression, purification, and specific cleavage activity on natural and synthetic substrates in vitro”. J. Virol. 62: 4586-4593. PMID 2846872. 

Literatura uredi

Spoljašnje veze uredi