Thermopsin

Identifiers

Databases

PDB structures

Thermopsin (EC 3.4.23.42) is an enzyme.^[1] This enzyme catalyses the following chemical reaction

Similar in specificity to pepsin A preferring bulky hydrophobic amino acids in P1 and P1'

This enzyme is isolated from the thermophilic archeaon Sulfolobus acidocaldarius.

References

↑ Lin, X.; Tang, J. (1995). "Thermopsin". Methods Enzymol. 248: 156–168. doi:10.1016/0076-6879(95)48013-7. PMID 7674919.

Thermopsin at the US National Library of Medicine Medical Subject Headings (MeSH)

Proteases: aspartate proteases (EC 3.4.23)

Vertebrate	Pepsin Chymosin Renin Signal peptide peptidase Beta secretase 1 2

Pathogenic	Plasmepsin HIV-1 protease

Plant	Nepenthesin

Cathepsin	D E

Enzymes

Activity	Active site Binding site Catalytic triad Oxyanion hole Enzyme promiscuity Catalytically perfect enzyme Coenzyme Cofactor Enzyme catalysis Enzyme kinetics Lineweaver–Burk plot Michaelis–Menten kinetics

Regulation	Allosteric regulation Cooperativity Enzyme inhibitor

Classification	EC number Enzyme superfamily Enzyme family List of enzymes

Types	EC1 Oxidoreductases (list) EC2 Transferases (list) EC3 Hydrolases (list) EC4 Lyases (list) EC5 Isomerases (list) EC6 Ligases (list)

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