9QBL image
Deposition Date 2025-03-03
Release Date 2025-12-17
Last Version Date 2025-12-17
Entry Detail
PDB ID:
9QBL
Keywords:
RNA BINDING PROTEIN
Title:
Crystal structure of Xanthobacter autotrophicus SPARDA mutant lacking DREN nuclease domains
Biological Source:
Source Organism:
Xanthobacter autotrophicus Py2 (Taxon ID: 78245)
Host Organism:
Escherichia coli BL21(DE3)
Method Details:
Experimental Method:
X-RAY DIFFRACTION
Resolution:
1.50 Å
R-Value Free:
0.23
R-Value Work:
0.19
R-Value Observed:
0.20
Space Group:
P 21 21 21
9QBL validation report
Macromolecular Entities
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:DUF4365 domain-containing protein
Gene (Uniprot):Xaut_0433
Mutagens:Deletion of N-terminal DUF4365 domain (1-153) and N-terminal His-tag
Chain IDs:A, C
Chain Length:321
Number of Molecules:2
Biological Source:Xanthobacter autotrophicus Py2
UniProt ID:A7ICE8
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Protein argonaute
Gene (Uniprot):Xaut_0434
Chain IDs:B, D
Chain Length:482
Number of Molecules:2
Biological Source:Xanthobacter autotrophicus Py2
UniProt ID:A7ICE9
Modified Residue
Compound ID Chain ID Parent Comp ID Details 2D Image
CME B CYS modified residue
MSE A MET modified residue
Ligand Molecules
ACY
BME
CL
GOL
PEG
TAR
TRS
Primary Citation
Activation of the SPARDA defense system by filament assembly using a beta-relay signaling mechanism widespread in prokaryotic Argonautes.
Cell Res. ? ? ? (2025)
PMID: 41298897 DOI: 10.1038/s41422-025-01198-1
Primary Citation of related structures
9QBL
Feedback Form
Name
Email
Institute
Feedback