CATH Classification

Domain Context

CATH Clusters

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

Enzyme Information

5.2.1.8
Peptidylprolyl isomerase.
based on mapping to UniProt Q9UNP9
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)

Q9UNP9
PPIE_HUMAN
Homo sapiens
Peptidyl-prolyl cis-trans isomerase E

PDB Structure

PDB 1ZMF
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
1.88A crystal structure of the C domain of hCyP33: A novel domain of peptidyl-prolyl cis-trans isomerase
Wang, T., Yun, C.-H., Gu, S.-Y., Chang, W.-R., Liang, D.-C.
Biochem.Biophys.Res.Commun.
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