9HHO | pdb_00009hho

A conserved beta-sandwich fold is required for secretion of lipoproteins by a novel Type I secretion system

PDB DOI: https://doi.org/10.2210/pdb9HHO/pdb
BMRB: 34966

Classification: TRANSPORT PROTEIN
Organism(s): Escherichia coli ETEC H10407
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2024-11-22 Released: 2025-12-03
Deposition Author(s): Hodges, F.J., Icke, C., Knowles, T.J., Rooke, J.L., Cole, J.A., Cunningham, A.F., Torres, V.V.L., Henderson, I.R.
Funding Organization(s): Australian Research Council (ARC)

Experimental Data Snapshot

Method: SOLUTION NMR
Conformers Calculated: 60
Conformers Submitted: 20
Selection Criteria: structures with acceptable covalent geometry

wwPDB Validation 3D Report Full Report

Validation slider image for 9HHO

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

Literature

A conserved beta-sandwich fold is required for secretion of lipoproteins by a novel Type I secretion system

Hodges, F.J., Icke, C., Knowles, T.J., Rooke, J.L., Cole, J.A., Cunningham, A.F., Torres, V.V.L., Henderson, I.R.

To be published.

Macromolecule Content

Total Structure Weight: 11.76 kDa
Atom Count: 829
Modeled Residue Count: 109
Deposited Residue Count: 109
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Protein CexE	A	109	Escherichia coli ETEC H10407	Mutation(s): 0 Gene Names: cexE
UniProt
Find proteins for A2TJI4 (Escherichia coli) Explore A2TJI4 Go to UniProtKB: A2TJI4
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	A2TJI4
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: SOLUTION NMR
Conformers Calculated: 60
Conformers Submitted: 20
Selection Criteria: structures with acceptable covalent geometry

Structure Validation

View Full Validation Report

View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2025-12-03

Deposition Author(s):

Cunningham, A.F.

Henderson, I.R.

Funding Organization	Location	Grant Number
Australian Research Council (ARC)	Australia	GA68330-V2

Revision History (Full details and data files)

Version 1.0: 2025-12-03
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.