31GM | pdb_000031gm

beta-lactam form of PurH obtained by PMSF elimination

PDB DOI: https://doi.org/10.2210/pdb31GM/pdb

Classification: HYDROLASE
Organism(s): Aeromicrobium
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2026-06-03 Released: 2026-10-14
Deposition Author(s): Bloch, Y., Panneerselvam, S.
Funding Organization(s): H2020 Marie Curie Actions of the European Commission

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.30 Å
R-Value Free:
0.165 (Depositor), 0.162 (DCC)
R-Value Work:
0.133 (Depositor), 0.141 (DCC)
R-Value Observed:
0.134 (Depositor)

wwPDB Validation 3D Report Full Report

Validation slider image for 31GM

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

Literature

Observation of sulfonylation elimination products by crystallography

Bloch, Y., Panneerselvam, S.

To be published.

Macromolecule Content

Total Structure Weight: 29.57 kDa
Atom Count: 2,359
Modeled Residue Count: 257
Deposited Residue Count: 273
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Dienelactone hydrolase	A	273	Aeromicrobium	Mutation(s): 0 Gene Names: BJ975_002808
UniProt
Find proteins for A0A8I0FTC2 (Aeromicrobium tamlense) Explore A0A8I0FTC2 Go to UniProtKB: A0A8I0FTC2
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	A0A8I0FTC2
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
NA Query on NA Download:Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain B [auth A] MOL2 format, chain C [auth A] MOL2 format, chain B [auth A] mmCIF format, chain C [auth A] mmCIF format, chain B [auth A]	B [auth A], C [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N		Interactions Focus chain B [auth A] Focus chain C [auth A] Interactions & Density Focus chain B [auth A] Focus chain C [auth A]

Non-standard Monomers 1 Unique
ID	Chains	Type	Formula	2D Diagram
A1KD2 Query on A1KD2	A	L-PEPTIDE LINKING	C₈ H₁₄ N₂ O₃ S

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.30 Å
R-Value Free: 0.165 (Depositor), 0.162 (DCC)
R-Value Work: 0.133 (Depositor), 0.141 (DCC)
R-Value Observed: 0.134 (Depositor)

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 36.243	α = 90
b = 75.983	β = 90
c = 81.682	γ = 90

Software Package:

Software Name	Purpose
BUSTER	refinement
autoPROC	data reduction
XDS	data reduction
STARANISO	data scaling
SHELXCD	phasing

Structure Validation

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View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2026-10-14

Deposition Author(s):

Panneerselvam, S.

Funding Organization	Location	Grant Number
H2020 Marie Curie Actions of the European Commission	European Union	945405

Revision History (Full details and data files)

Version 1.0: 2026-10-14
Type: Initial release