ISDA: 9SNN

Deposition Date 2025-09-11

Release Date 2026-09-02

Last Version Date 2026-09-02

Entry Detail

PDB ID:

9SNN

Keywords:

LIPID BINDING PROTEIN

Title:

Structure of the ligand binding domain of the ancestral reconstructed Pseudomonas chemoreceptor aPcpI in complex with benzoate

Biological Source:

Source Organism(s):

Pseudomonas sp. SID14000 (Taxon ID: 1986221)

Expression System(s):

Escherichia coli 'bl21-gold(de3)plyss ag'

Method Details:

Experimental Method:

X-RAY DIFFRACTION

Resolution:

2.20 Å

R-Value Free:

0.23

R-Value Work:

0.20

R-Value Observed:

0.20

Space Group:

P 1 21 1

Download Validation Report

Macromolecular Entities

Polymer Type:polypeptide(L)
Molecule:ancestral PcpI (aPcpI)
Chain IDs:A, B
Chain Length:273
Number of Molecules:2
Biological Source:Pseudomonas sp. SID14000

Ligand Molecules

BEZ

PEG

Primary Citation

Evolution of monomodular all-helical receptor ligand-binding domains from bimodular ancestors.

Gavira, J.A, Rico-Jimenez, M, Ortega, A, Roca, A, Krell, T, Zhulin, I.B, Matilla, M.A.Show

Int.J.Biol.Macromol. ? 154135 154135 (2026)

PMID: 42617770 DOI: 10.1016/j.ijbiomac.2026.154135

Primary Citation of related structures

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