Biology:Choriolysin H

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Choriolysin H
Identifiers
EC number3.4.24.67
CAS number177529-16-7
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum

Choriolysin H (EC 3.4.24.67, teleost hatching enzyme (component), high choriolytic enzyme (HCE)) is an enzyme.[1][2][3][4] This enzyme catalyses the following chemical reaction

Hydrolysis of the inner layer of fish egg envelope. Also hydrolysis of casein and small molecule substrates such as succinyl-Leu-Leu-Val-Tyr-7-(4-methyl)coumarylamide

This enzyme is present in teleost fish Oryzias latipes.[5]

References

  1. "Purification and partial characterization of high choriolytic enzyme (HCE), a component of the hatching enzyme of the teleost, Oryzias latipes". Journal of Biochemistry 105 (2): 204–11. February 1989. PMID 2656664. 
  2. "A unique proteolytic action of HCE, a constituent protease of a fish hatching enzyme: tight binding to its natural substrate, egg envelope". Biochemical and Biophysical Research Communications 162 (1): 58–63. July 1989. doi:10.1016/0006-291x(89)91961-x. PMID 2751672. 
  3. "Isolation of cDNAs for LCE and HCE, two constituent proteases of the hatching enzyme of Oryzias latipes, and concurrent expression of their mRNAs during development". Developmental Biology 153 (2): 250–8. October 1992. doi:10.1016/0012-1606(92)90110-3. PMID 1397682. 
  4. "HCE, a constituent of the hatching enzymes of Oryzias latipes embryos, releases unique proline-rich polypeptides from its natural substrate, the hardened chorion". FEBS Letters 339 (3): 281–4. February 1994. doi:10.1016/0014-5793(94)80431-1. PMID 8112467. 
  5. "Isolation of a choriolytic enzyme (hatching enzyme) of the teleost, Oryzias latipes". Developmental Biology 29 (3): 343–8. November 1972. doi:10.1016/0012-1606(72)90074-7. PMID 4652273. 

External links