ISDA: 9P0S

Deposition Date 2025-06-07

Release Date 2026-02-04

Last Version Date 2026-02-04

Entry Detail

PDB ID:

9P0S

Keywords:

OXIDOREDUCTASE/OXIDOREDUCTASE INHIBITOR

Title:

Structure of PYCR1 complexed with the allosteric inhibitor 4-hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid

Biological Source:

Source Organism(s):

Homo sapiens (Taxon ID: 9606)

Expression System(s):

Escherichia coli

Method Details:

Experimental Method:

X-RAY DIFFRACTION

Resolution:

1.58 Å

R-Value Free:

0.19

R-Value Work:

0.18

R-Value Observed:

0.18

Space Group:

C 1 2 1

Download 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

A1CFI

PGE

SO4

Primary Citation

Serendipitous Discovery of an Allosteric Inhibitor Binding Groove in the Proline Biosynthetic Enzyme Pyrroline-5-Carboxylate Reductase 1 (PYCR1).

Meeks, K.R, Mattingly, C.J, Nix, J.C, Chuk, O, Protopopov, M.V, Tarkhanova, O.O, Tanner, J.J.Show

Biochem.J. ? ? ? (2026)

PMID: 41569420 DOI: 10.1042/BCJ20250278

Primary Citation of related structures

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