ISDA: 9Q85

Deposition Date 2025-02-22

Release Date 2026-02-18

Last Version Date 2026-03-04

Entry Detail

PDB ID:

9Q85

Keywords:

DNA BINDING PROTEIN

Title:

PAM-bound Cas9-Cas1-Cas2-Csn2 supercomplex in the locked conformation, Streptococcus thermophilus DGCC 7710 CRISPR3 system

Biological Source:

Source Organism(s):

Streptococcus thermophilus DGCC 7710 (Taxon ID: 1268061)
synthetic construct (Taxon ID: 32630)

Expression System(s):

Escherichia coli bl21(de3)

Method Details:

Experimental Method:

ELECTRON MICROSCOPY

Resolution:

3.62 Å

Aggregation State:

PARTICLE

Reconstruction Method:

SINGLE PARTICLE

Download Validation Report

Macromolecular Entities

Structures with similar UniProt ID

Protein Blast

Polymer Type:polypeptide(L)
Molecule:CRISPR-associated endonuclease Cas9
Gene (Uniprot):cas9
Chain IDs:A
Chain Length:1397
Number of Molecules:1
Biological Source:Streptococcus thermophilus DGCC 7710

UniProt ID:G3ECR1

Polymer Type:polyribonucleotide
Molecule:crRNA
Chain IDs:B
Chain Length:42
Number of Molecules:1
Biological Source:synthetic construct

Polymer Type:polyribonucleotide
Molecule:tracrRNA
Chain IDs:C
Chain Length:75
Number of Molecules:1
Biological Source:synthetic construct

Polymer Type:polydeoxyribonucleotide
Molecule:DNA (43-MER)
Chain IDs:D
Chain Length:49
Number of Molecules:1
Biological Source:synthetic construct

Polymer Type:polydeoxyribonucleotide
Molecule:DNA (43-MER)
Chain IDs:E
Chain Length:49
Number of Molecules:1
Biological Source:synthetic construct

Structures with similar UniProt ID

Protein Blast

Polymer Type:polypeptide(L)
Molecule:CRISPR-associated endonuclease Cas1
Gene (Uniprot):cas1
Chain IDs:F, G
Chain Length:297
Number of Molecules:2
Biological Source:Streptococcus thermophilus DGCC 7710

UniProt ID:G3ECR2

Structures with similar UniProt ID

Protein Blast

Polymer Type:polypeptide(L)
Molecule:CRISPR-associated endoribonuclease Cas2
Gene (Uniprot):cas2
Chain IDs:H (auth: I)
Chain Length:114
Number of Molecules:1
Biological Source:Streptococcus thermophilus DGCC 7710

UniProt ID:G3ECR3

Structures with similar UniProt ID

Protein Blast

Polymer Type:polypeptide(L)
Molecule:CRISPR-associated protein Csn2
Gene (Uniprot):csn2
Chain IDs:I (auth: O), J (auth: L), K (auth: N), L (auth: M)
Chain Length:235
Number of Molecules:4
Biological Source:Streptococcus thermophilus DGCC 7710

UniProt ID:G3ECR4

Ligand Molecules

Primary Citation

Structural insights into Cas9-mediated prespacer selection in CRISPR-Cas adaptation.

Gaizauskaite, U, Tamulaitiene, G, Silanskas, A, Gasiunas, G, Siksnys, V, Sasnauskas, G.Show

Mol.Cell ? ? ? (2026)

PMID: 41702403 DOI: 10.1016/j.molcel.2026.01.022

Primary Citation of related structures

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