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CATH Classification

Domain Context

CATH Clusters

Superfamily Zn peptidases
Functional Family Glutaminyl-peptide cyclotransferase

Enzyme Information

2.3.2.5
Glutaminyl-peptide cyclotransferase.
based on mapping to UniProt Q9CYK2
L-glutaminyl-peptide = 5-oxoprolyl-peptide + NH(3).
-!- Involved in the formation of thyrotropin-releasing hormone and other biologically active peptides containing N-terminal pyroglutamyl residues. -!- The enzyme from papaya also acts on glutaminyl-tRNA.

UniProtKB Entries (1)

Q9CYK2
QPCT_MOUSE
Mus musculus
Glutaminyl-peptide cyclotransferase

PDB Structure

PDB 3SI1
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structures of Glycosylated Mammalian Glutaminyl Cyclases Reveal Conformational Variability near the Active Center.
Ruiz-Carrillo, D., Koch, B., Parthier, C., Wermann, M., Dambe, T., Buchholz, M., Ludwig, H.H., Heiser, U., Rahfeld, J.U., Stubbs, M.T., Schilling, S., Demuth, H.U.
Biochemistry
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