9QQK | pdb_00009qqk

GH161 phosphorylase in complex with beta-1,3 glucooligosaccharide

PDB DOI: https://doi.org/10.2210/pdb9QQK/pdb
EM Map EMD-53306: EMDB EMDataResource

Classification: CYTOSOLIC PROTEIN
Organism(s): gut metagenome
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2025-04-01 Released: 2025-12-10
Deposition Author(s): Cooper, N., Cioci, G., Ladeveze, S., Potocki-Veronese, G., Moulis, C., Remaud-Simeon, M.
Funding Organization(s): Not funded

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.14 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

Starting Model: experimental
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This is version 1.0 of the entry. See complete history.

Literature

Structural and Functional Dissection of GH161 beta-Glucan Phosphorylases: Molecular Specificities and Dynamics of Catalysis of Dimeric GH-Q Enzymes

Cooper, N.J., Ladeveze, S., Li, A., Shayan, R., Faure, R., Ropartz, D., Terrapon, N., Lombard, V., Henrissat, B., Remaud-Simeon, M., Potocki-Veronese, G., Moulis, C., Cioci, G.

(2025) ACS Catal 15: 19312-19327

DOI: https://doi.org/10.1021/acscatal.5c05191

Macromolecule Content

Total Structure Weight: 241.39 kDa
Atom Count: 16,766
Modeled Residue Count: 2,076
Deposited Residue Count: 2,092
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
gh161 phosphorylase	A, B	1,046	gut metagenome	Mutation(s): 0
UniProt
Find proteins for G2SWT3 (Roseburia hominis (strain DSM 16839 / JCM 17582 / NCIMB 14029 / A2-183)) Explore G2SWT3 Go to UniProtKB: G2SWT3
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	G2SWT3
Sequence Annotations Expand
Reference Sequence

Oligosaccharides

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	D Interactions
beta-D-glucopyranose-(1-3)-beta-D-glucopyranose-(1-3)-beta-D-glucopyranose-(1-3)-beta-D-glucopyranose-(1-3)-beta-D-glucopyranose	C, D	5		N/A	Interactions Focus chain C Focus chain D Interactions & Density Focus chain C Focus chain D
Glycosylation Resources
GlyTouCan: G03330ED GlyCosmos: G03330ED

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.14 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.21.2_5419
RECONSTRUCTION	cryoSPARC

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2025-12-10

Deposition Author(s):

Potocki-Veronese, G.

Remaud-Simeon, M.

Funding Organization	Location	Grant Number
Not funded		--

Revision History (Full details and data files)

Version 1.0: 2025-12-10
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.