9J1Z | pdb_00009j1z

Crystal structure of Nme1Cas9 HNH domain bound to anti-CRISPR AcrIIC1Nme1ST

PDB DOI: https://doi.org/10.2210/pdb9J1Z/pdb

Classification: HYDROLASE
Organism(s): Neisseria meningitidis 8013, Bacteriophage sp.
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2024-08-06 Released: 2026-03-04
Deposition Author(s): Xiao, Y., Wang, Z.
Funding Organization(s): National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.91 Å
R-Value Free:
0.217 (Depositor), 0.213 (DCC)
R-Value Work:
0.182 (Depositor), 0.185 (DCC)
R-Value Observed:
0.184 (Depositor)

wwPDB Validation 3D Report Full Report

This is version 1.0 of the entry. See complete history.

Literature

Crystal structure of NmeCas9 HNH domain bound to anti-CRISPR AcrIIC1Nme1ST

Xiao, Y., Wang, Z.

To be published.

Macromolecule Content

Total Structure Weight: 58.1 kDa
Atom Count: 3,710
Modeled Residue Count: 442
Deposited Residue Count: 496
Unique protein chains: 2

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
CRISPR-associated endonuclease Cas9	A [auth B], C [auth A]	150	Neisseria meningitidis 8013	Mutation(s): 0 Gene Names: cas9, NMV_1993 EC: 3.1
UniProt
Find proteins for C9X1G5 (Neisseria meningitidis serogroup C (strain 8013)) Explore C9X1G5 Go to UniProtKB: C9X1G5
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	C9X1G5
Sequence Annotations Expand
Reference Sequence

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
AcrIIC1Nme1ST	B [auth C], D	98	Bacteriophage sp.	Mutation(s): 0
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.91 Å
R-Value Free: 0.217 (Depositor), 0.213 (DCC)
R-Value Work: 0.182 (Depositor), 0.185 (DCC)
R-Value Observed: 0.184 (Depositor)

Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 45.961	α = 107.44
b = 47.633	β = 97.49
c = 61.716	γ = 115.25

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data scaling
HKL-2000	data reduction
PHENIX	refinement

Structure Validation

View Full Validation Report

Entry History & Funding Information

Deposition Data

Released Date: 2026-03-04

Deposition Author(s):

Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	82170680

Revision History (Full details and data files)

Version 1.0: 2026-03-04
Type: Initial release

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.