32KS | pdb_000032ks

Cryo-EM structure of full-length ComEC from Neomoorella carbonis

PDB DOI: https://doi.org/10.2210/pdb32KS/pdb
EM Map EMD-57549: EMDB EMDataResource

Classification: MEMBRANE PROTEIN
Organism(s): Neomoorella carbonis
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2026-07-14 Released: 2026-08-05
Deposition Author(s): Deselaers, S., Wang, D., Cairoli, T., Afanasyev, P., Hospenthal, M.K.
Funding Organization(s): Swiss State Secretariat for Education, Research and Innovation, Swiss National Science Foundation

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 4.10 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

Starting Model: in silico
View more details

wwPDB Validation 3D Report Full Report

Validation slider image for 32KS

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

Literature

Structure and biochemistry reveal substrate-modulated ComEC nuclease activity during DNA processing

Deselaers, S., Wang, D., Cairoli, T., Afanasyev, P., Hospenthal, M.K.

To be published.

Macromolecule Content

Total Structure Weight: 175.33 kDa
Atom Count: 12,123
Modeled Residue Count: 1,570
Deposited Residue Count: 1,602
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ComEC	A, B	801	Neomoorella carbonis	Mutation(s): 0
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 4.10 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
RECONSTRUCTION	cryoSPARC	4.7.1
MODEL REFINEMENT	PHENIX	1.21.2_5419
MODEL REFINEMENT	Rosetta	3.14

Structure Validation

View Full Validation Report

View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2026-08-05

Deposition Author(s):

Hospenthal, M.K.

Funding Organization	Location	Grant Number
Swiss State Secretariat for Education, Research and Innovation	Switzerland	MB22.00043
Swiss National Science Foundation	Switzerland	3200-0-239918

Revision History (Full details and data files)

Version 1.0: 2026-08-05
Type: Initial release

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

CoreTrustSeal

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.