9BUG | pdb_00009bug

Hydrolase domain of Chitinase 1 from Enterobacter cloacae

PDB DOI: https://doi.org/10.2210/pdb9BUG/pdb

Classification: HYDROLASE
Organism(s): Enterobacter cloacae complex sp. ECNIH14
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2024-05-17 Released: 2025-08-27
Deposition Author(s): Dalton, J.A.T., Frkic, R.L., Jackson, C.J.
Funding Organization(s): Australian Research Council (ARC)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.30 Å
R-Value Free:
0.184 (Depositor), 0.183 (DCC)
R-Value Work:
0.157 (Depositor), 0.156 (DCC)
R-Value Observed:
0.158 (Depositor)

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

Literature

Hydrolase domain of Chitinase 1 from Enterobacter cloacae

Dalton, J.A.T., Frkic, R.L., Jackson, C.J.

To be published.

Macromolecule Content

Total Structure Weight: 46.11 kDa
Atom Count: 3,822
Modeled Residue Count: 407
Deposited Residue Count: 414
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Exochitinase 1	A	414	Enterobacter cloacae complex sp. ECNIH14	Mutation(s): 0 Gene Names: FHC55_13665 EC: 3.2.1.14
UniProt
Find proteins for A0ABD7KDE5 (Enterobacter roggenkampii) Explore A0ABD7KDE5 Go to UniProtKB: A0ABD7KDE5
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	A0ABD7KDE5
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
PEG Query on PEG Download:Ideal Coordinates CCD File SDF format, chain I [auth A] SDF format, chain H [auth A] MOL2 format, chain I [auth A] MOL2 format, chain H [auth A] mmCIF format, chain I [auth A] mmCIF format, chain H [auth A]	H [auth A], I [auth A]	DI(HYDROXYETHYL)ETHER C₄ H₁₀ O₃ MTHSVFCYNBDYFN-UHFFFAOYSA-N		Interactions Focus chain H [auth A] Focus chain I [auth A] Interactions & Density Focus chain H [auth A] Focus chain I [auth A]
EDO Query on EDO Download:Ideal Coordinates CCD File SDF format, chain G [auth A] SDF format, chain F [auth A] SDF format, chain E [auth A] SDF format, chain D [auth A] SDF format, chain B [auth A] MOL2 format, chain G [auth A] MOL2 format, chain F [auth A] MOL2 format, chain E [auth A] MOL2 format, chain D [auth A] MOL2 format, chain B [auth A] mmCIF format, chain G [auth A] mmCIF format, chain F [auth A] mmCIF format, chain E [auth A] mmCIF format, chain D [auth A] mmCIF format, chain B [auth A]	B [auth A], D [auth A], E [auth A], F [auth A], G [auth A]	1,2-ETHANEDIOL C₂ H₆ O₂ LYCAIKOWRPUZTN-UHFFFAOYSA-N		Interactions Focus chain B [auth A] Focus chain D [auth A] Focus chain E [auth A] Focus chain F [auth A] Focus chain G [auth A] Interactions & Density Focus chain B [auth A] Focus chain D [auth A] Focus chain E [auth A] Focus chain F [auth A] Focus chain G [auth A]
ACT Query on ACT Download:Ideal Coordinates CCD File SDF format, chain C [auth A] MOL2 format, chain C [auth A] mmCIF format, chain C [auth A]	C [auth A]	ACETATE ION C₂ H₃ O₂ QTBSBXVTEAMEQO-UHFFFAOYSA-M		Interactions Focus chain C [auth A] Interactions & Density Focus chain C [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.30 Å
R-Value Free: 0.184 (Depositor), 0.183 (DCC)
R-Value Work: 0.157 (Depositor), 0.156 (DCC)
R-Value Observed: 0.158 (Depositor)

Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 83.057	α = 90
b = 90.448	β = 90
c = 54.575	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
Aimless	data scaling
XDS	data reduction
PHASER	phasing

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2025-08-27

Deposition Author(s):

Funding Organization	Location	Grant Number
Australian Research Council (ARC)	Australia	CE200100012
Australian Research Council (ARC)	Australia	CE200100029

Revision History (Full details and data files)

Version 1.0: 2025-08-27
Type: Initial release

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