9EOB | pdb_00009eob

Engineered GH181 sialidase from Akkermansia muciniphila

PDB DOI: https://doi.org/10.2210/pdb9EOB/pdb

Classification: HYDROLASE
Organism(s): Akkermansia muciniphila ATCC BAA-835
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2024-03-14 Released: 2025-03-26
Deposition Author(s): Pichler, M.J., Banerjee, S., Nielsen, T.S., Morth, J.P., Abou Hachem, M.
Funding Organization(s): Independent Research Fund Denmark - Medical Sciences

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.77 Å
R-Value Free:
0.195 (Depositor), 0.204 (DCC)
R-Value Work:
0.155 (Depositor), 0.166 (DCC)

Starting Model: experimental
View more details

wwPDB Validation 3D Report Full Report

This is version 1.1 of the entry. See complete history.

Literature

Engineered GH181 sialidase from Akkermansia muciniphila

Pichler, M.J., Corbella, M., Banerjee, S., Nielsen, T.S., Morth, J.P., Rovira, C., Abou Hachem, M.

(2025) ACS Catal

DOI: https://doi.org/10.1021/acscatal.5c01023

Macromolecule Content

Total Structure Weight: 66.48 kDa
Atom Count: 5,315
Modeled Residue Count: 579
Deposited Residue Count: 580
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
exo-alpha-sialidase	A	580	Akkermansia muciniphila ATCC BAA-835	Mutation(s): 0 Gene Names: HXS70_08015 EC: 3.2.1.18
UniProt
Find proteins for B2ULI1 (Akkermansia muciniphila (strain ATCC BAA-835 / DSM 22959 / JCM 33894 / BCRC 81048 / CCUG 64013 / CIP 107961 / Muc)) Explore B2ULI1 Go to UniProtKB: B2ULI1
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	B2ULI1
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
PEG Query on PEG Download Ideal Coordinates CCD File SDF format, chain L [auth A] MOL2 format, chain L [auth A] mmCIF format, chain L [auth A]	L [auth A]	DI(HYDROXYETHYL)ETHER C₄ H₁₀ O₃ MTHSVFCYNBDYFN-UHFFFAOYSA-N		Interactions Focus chain L [auth A] Interactions & Density Focus chain L [auth A]
EDO Query on EDO Download Ideal Coordinates CCD File SDF format, chain U [auth A] SDF format, chain T [auth A] SDF format, chain S [auth A] SDF format, chain R [auth A] SDF format, chain Q [auth A] SDF format, chain P [auth A] SDF format, chain O [auth A] SDF format, chain N [auth A] SDF format, chain M [auth A] SDF format, chain K [auth A] SDF format, chain J [auth A] SDF format, chain I [auth A] SDF format, chain H [auth A] 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 C [auth A] MOL2 format, chain U [auth A] MOL2 format, chain T [auth A] MOL2 format, chain S [auth A] MOL2 format, chain R [auth A] MOL2 format, chain Q [auth A] MOL2 format, chain P [auth A] MOL2 format, chain O [auth A] MOL2 format, chain N [auth A] MOL2 format, chain M [auth A] MOL2 format, chain K [auth A] MOL2 format, chain J [auth A] MOL2 format, chain I [auth A] MOL2 format, chain H [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 C [auth A] mmCIF format, chain U [auth A] mmCIF format, chain T [auth A] mmCIF format, chain S [auth A] mmCIF format, chain R [auth A] mmCIF format, chain Q [auth A] mmCIF format, chain P [auth A] mmCIF format, chain O [auth A] mmCIF format, chain N [auth A] mmCIF format, chain M [auth A] mmCIF format, chain K [auth A] mmCIF format, chain J [auth A] mmCIF format, chain I [auth A] mmCIF format, chain H [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 C [auth A]	C [auth A] D [auth A] E [auth A] F [auth A] G [auth A] C [auth A], D [auth A], E [auth A], F [auth A], G [auth A], H [auth A], I [auth A], J [auth A], K [auth A], M [auth A], N [auth A], O [auth A], P [auth A], Q [auth A], R [auth A], S [auth A], T [auth A], U [auth A]	1,2-ETHANEDIOL C₂ H₆ O₂ LYCAIKOWRPUZTN-UHFFFAOYSA-N		Interactions Focus chain C [auth A] Focus chain D [auth A] Focus chain E [auth A] Focus chain F [auth A] Focus chain G [auth A] Focus chain H [auth A] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain M [auth A] Focus chain N [auth A] Focus chain O [auth A] Focus chain P [auth A] Focus chain Q [auth A] Focus chain R [auth A] Focus chain S [auth A] Focus chain T [auth A] Focus chain U [auth A] Interactions & Density Focus chain C [auth A] Focus chain D [auth A] Focus chain E [auth A] Focus chain F [auth A] Focus chain G [auth A] Focus chain H [auth A] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain M [auth A] Focus chain N [auth A] Focus chain O [auth A] Focus chain P [auth A] Focus chain Q [auth A] Focus chain R [auth A] Focus chain S [auth A] Focus chain T [auth A] Focus chain U [auth A]
NI Query on NI Download Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A] mmCIF format, chain B [auth A]	B [auth A]	NICKEL (II) ION Ni VEQPNABPJHWNSG-UHFFFAOYSA-N		Interactions Focus chain B [auth A] Interactions & Density Focus chain B [auth A]
CL Query on CL Download Ideal Coordinates CCD File SDF format, chain Z [auth A] SDF format, chain Y [auth A] SDF format, chain X [auth A] SDF format, chain W [auth A] SDF format, chain V [auth A] SDF format, chain CA [auth A] SDF format, chain BA [auth A] SDF format, chain AA [auth A] MOL2 format, chain Z [auth A] MOL2 format, chain Y [auth A] MOL2 format, chain X [auth A] MOL2 format, chain W [auth A] MOL2 format, chain V [auth A] MOL2 format, chain CA [auth A] MOL2 format, chain BA [auth A] MOL2 format, chain AA [auth A] mmCIF format, chain Z [auth A] mmCIF format, chain Y [auth A] mmCIF format, chain X [auth A] mmCIF format, chain W [auth A] mmCIF format, chain V [auth A] mmCIF format, chain CA [auth A] mmCIF format, chain BA [auth A] mmCIF format, chain AA [auth A]	AA [auth A] BA [auth A] CA [auth A] V [auth A] W [auth A] AA [auth A], BA [auth A], CA [auth A], V [auth A], W [auth A], X [auth A], Y [auth A], Z [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M		Interactions Focus chain AA [auth A] Focus chain BA [auth A] Focus chain CA [auth A] Focus chain V [auth A] Focus chain W [auth A] Focus chain X [auth A] Focus chain Y [auth A] Focus chain Z [auth A] Interactions & Density Focus chain AA [auth A] Focus chain BA [auth A] Focus chain CA [auth A] Focus chain V [auth A] Focus chain W [auth A] Focus chain X [auth A] Focus chain Y [auth A] Focus chain Z [auth A]