Astacin (EC 3.4.24.21, Astacus proteinaza) je enzim.[1][2][3][4] Ovaj enzim katalizuje sledeću hemijsku reakciju

Astacin
Identifikatori
EC broj 3.4.24.21
CAS broj 143179-21-9
IntEnz IntEnz view
BRENDA BRENDA entry
ExPASy NiceZyme view
KEGG KEGG entry
MetaCyc metabolic pathway
PRIAM profile
PDB RCSB PDB PDBe PDBj PDBsum
Hidroliza peptidnih veza u supstratima koji sadrže pet ili više aminokiselina, preferentno sa Ala u P1', i Pro u P2'

Ova endopeptidaza varenja je prisutna u rakovima Astacus fluviatilis.

Reference uredi

  1. Krauhs, E., Dörsam, H., Little, M., Zwilling, R. and Ponstingl, H. (1982). „A protease from Astacus fluviatilis as an aid in protein sequencing”. Anal. Biochem. 119: 153-157. PMID 7041692. 
  2. Titani, K., Torff, H.-J., Hormel, S., Kumar, S., Walsh, K.A., Rödl, J., Neurath, H. and Zwilling, R. (1987). „Amino acid sequence of a unique protease from the crayfish Astacus fluviatilis. Biochemistry 26: 222-226. PMID 3548817. 
  3. Stöcker, W., Wolz, R.L., Zwilling, R., Strydom, D.J. and Auld, D.S. (1988). „Astacus protease, a zinc metalloenzyme”. Biochemistry 27: 5026-5032. 
  4. Stöcker, W., Ng, M. and Auld, D.S. (1990). „Fluorescent oligopeptide substrates for kinetic characterization of the specificity of Astacus protease”. Biochemistry 29: 10418-10425. PMID 2261483. 

Literatura uredi

Vanjske veze uredi