CATH Classification

Domain Context

CATH Clusters

Superfamily Cyclophilin-like
Functional Family Peptidyl-prolyl cis-trans isomerase A

Enzyme Information

5.2.1.8
Peptidylprolyl isomerase.
based on mapping to UniProt P62937
Peptidylproline (omega=180) = peptidylproline (omega=0).
-!- The first type of this enzyme found proved to be the protein cyclophilin, which binds the immunosuppressant cyclosporin A. -!- Other distinct families of the enzyme exist, one being FK-506 binding proteins (FKBP) and another that includes parvulin from Escherichia coli. -!- The three families are structurally unrelated and can be distinguished by being inhibited by cyclosporin A, FK-506 and 5-hydroxy-1,4-naphthoquinone, respectively.

UniProtKB Entries (1)

P62937
PPIA_HUMAN
Homo sapiens
Peptidyl-prolyl cis-trans isomerase A

PDB Structure

PDB 3K0R
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Hidden alternative structures of proline isomerase essential for catalysis.
Fraser, J.S., Clarkson, M.W., Degnan, S.C., Erion, R., Kern, D., Alber, T.
Nature
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