9Q45 image
Deposition Date 2025-08-19
Release Date 2026-02-04
Last Version Date 2026-02-04
Entry Detail
PDB ID:
9Q45
Keywords:
OXIDOREDUCTASE/OXIDOREDUCTASE INHIBITOR
Title:
Quaternary complex of PYCR1 with the allosteric inhibitor 1-benzyl-1H-1,3-benzodiazole-2-sulfonic acid in a remote site and NADH and (S)-tetrahydrofuran-2-carboxylic acid in the active site
Biological Source:
Source Organism(s):
Homo sapiens (Taxon ID: 9606)
Expression System(s):
Escherichia coli
Method Details:
Experimental Method:
X-RAY DIFFRACTION
Resolution:
1.79 Å
R-Value Free:
0.22
R-Value Work:
0.19
R-Value Observed:
0.19
Space Group:
C 1 2 1
9Q45 validation report
Macromolecular Entities
Polymer Type:polypeptide(L)
Molecule:Pyrroline-5-carboxylate reductase 1, mitochondrial
Chain IDs:A, B, C, D, E
Chain Length:316
Number of Molecules:5
Biological Source:Homo sapiens
Ligand Molecules
A1CFK
NAI
PEG
TFB
Primary Citation
Serendipitous Discovery of an Allosteric Inhibitor Binding Groove in the Proline Biosynthetic Enzyme Pyrroline-5-Carboxylate Reductase 1 (PYCR1).
Biochem.J. ? ? ? (2026)
PMID: 41569420 DOI: 10.1042/BCJ20250278
Primary Citation of related structures
9Q45
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