CATH Classification

Domain Context

CATH Clusters

Superfamily 3.10.50.40
Functional Family Peptidylprolyl isomerase

Enzyme Information

5.2.1.8
Peptidylprolyl isomerase.
based on mapping to UniProt P0ADY1
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)

P0ADY1
PPID_ECOLI
Escherichia coli K-12
Peptidyl-prolyl cis-trans isomerase D

PDB Structure

PDB 2KGJ
External Links
Method SOLUTION NMR
Organism
Primary Citation
The prolyl isomerase domain of PpiD from Escherichia coli shows a parvulin fold but is devoid of catalytic activity.
Weininger, U., Jakob, R.P., Kovermann, M., Balbach, J., Schmid, F.X.
Protein Sci.
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