9SLP | pdb_00009slp

CryoEM structure of nucleoside diphosphate kinase (NDK) from Streptococcus pneumoniae

PDB DOI: https://doi.org/10.2210/pdb9SLP/pdb
EM Map EMD-55011: EMDB EMDataResource

Classification: TRANSFERASE
Organism(s): Streptococcus pneumoniae R6
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2025-09-04 Released: 2026-09-16
Deposition Author(s): Nouri, P., Giraud, M.-F., Lambert, O., Daury, L., Kaplan, E., Jault, J.M., Kerboeuf, J., Gonzalez, C.
Funding Organization(s): Agence Nationale de la Recherche (ANR)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 2.47 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

Starting Model: in silico
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wwPDB Validation 3D Report Full Report

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

Literature

CryoEM structure of nucleoside diphosphate kinase (NDK) from Streptococcus pneumoniae

Nouri, P., Giraud, M.-F., Lambert, O., Daury, L., Kaplan, E., Jault, J.M., Kerboeuf, J., Gonzalez, C.

To be published.

Macromolecule Content

Total Structure Weight: 105.77 kDa
Atom Count: 6,522
Modeled Residue Count: 822
Deposited Residue Count: 942
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Nucleoside diphosphate kinase	A, B, C, D, E A, B, C, D, E, F	157	Streptococcus pneumoniae R6	Mutation(s): 0 Gene Names: ndk, spr1775 EC: 2.7.4.6
UniProt
Find proteins for P65537 (Streptococcus pneumoniae (strain ATCC BAA-255 / R6)) Explore P65537 Go to UniProtKB: P65537
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P65537
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 2.47 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.21.2_5419
RECONSTRUCTION	cryoSPARC	4.6.0

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-09-16

Deposition Author(s):

Funding Organization	Location	Grant Number
Agence Nationale de la Recherche (ANR)	France	--

Revision History (Full details and data files)

Version 1.0: 2026-09-16
Type: Initial release

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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.