9MW4 | pdb_00009mw4

Co-crystal structure of feline coronavirus UU23 main protease with Pfizer intravenous compound PF-00835231

PDB DOI: https://doi.org/10.2210/pdb9MW4/pdb

Classification: VIRAL PROTEIN
Organism(s): Feline alphacoronavirus 1
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2025-01-16 Released: 2025-11-26
Deposition Author(s): Shaqra, A.M., Maryam, A., Schiffer, C.A.
Funding Organization(s): Other private

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.50 Å
R-Value Free:
0.176 (Depositor), 0.175 (DCC)
R-Value Work:
0.157 (Depositor), 0.157 (DCC)
R-Value Observed:
0.157 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

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

Literature

Structural Analysis of Inhibitor Binding to the Feline Enteric Coronavirus (FECV) Main Protease

Maryam, A., Moquin, S.A., Dovala, D., Kaur, J., Kurt Yilmaz, N., Shaqra, A.M., Schiffer, C.A.

(2025) Viruses 17

DOI: https://doi.org/10.3390/v17111506

Macromolecule Content

Total Structure Weight: 34.34 kDa
Atom Count: 2,944
Modeled Residue Count: 300
Deposited Residue Count: 300
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ORF1ab polyprotein	A	300	Feline alphacoronavirus 1	Mutation(s): 0
UniProt
Find proteins for D3KDL2 (Feline coronavirus UU23) Explore D3KDL2 Go to UniProtKB: D3KDL2
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	D3KDL2
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 5 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
V2M (Subject of Investigation/LOI) Query on V2M 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]	N-[(2S)-1-({(2S,3S)-3,4-dihydroxy-1-[(3S)-2-oxopyrrolidin-3-yl]butan-2-yl}amino)-4-methyl-1-oxopentan-2-yl]-4-methoxy-1H-indole-2-carboxamide C₂₄ H₃₄ N₄ O₆ FDQSUXUTXIGUIA-PRIDNEQBSA-N		Interactions Focus chain B [auth A] Interactions & Density Focus chain B [auth A]
PG4 Query on PG4 Download Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain I [auth A] MOL2 format, chain E [auth A] MOL2 format, chain I [auth A] mmCIF format, chain E [auth A] mmCIF format, chain I [auth A]	E [auth A], I [auth A]	TETRAETHYLENE GLYCOL C₈ H₁₈ O₅ UWHCKJMYHZGTIT-UHFFFAOYSA-N		Interactions Focus chain E [auth A] Focus chain I [auth A] Interactions & Density Focus chain E [auth A] Focus chain I [auth A]
PEG Query on PEG Download Ideal Coordinates CCD File SDF format, chain K [auth A] SDF format, chain M [auth A] SDF format, chain N [auth A] MOL2 format, chain K [auth A] MOL2 format, chain M [auth A] MOL2 format, chain N [auth A] mmCIF format, chain K [auth A] mmCIF format, chain M [auth A] mmCIF format, chain N [auth A]	K [auth A], M [auth A], N [auth A]	DI(HYDROXYETHYL)ETHER C₄ H₁₀ O₃ MTHSVFCYNBDYFN-UHFFFAOYSA-N		Interactions Focus chain K [auth A] Focus chain M [auth A] Focus chain N [auth A] Interactions & Density Focus chain K [auth A] Focus chain M [auth A] Focus chain N [auth A]
EDO Query on EDO Download Ideal Coordinates CCD File SDF format, chain G [auth A] SDF format, chain H [auth A] SDF format, chain J [auth A] SDF format, chain L [auth A] MOL2 format, chain G [auth A] MOL2 format, chain H [auth A] MOL2 format, chain J [auth A] MOL2 format, chain L [auth A] mmCIF format, chain G [auth A] mmCIF format, chain H [auth A] mmCIF format, chain J [auth A] mmCIF format, chain L [auth A]	G [auth A], H [auth A], J [auth A], L [auth A]	1,2-ETHANEDIOL C₂ H₆ O₂ LYCAIKOWRPUZTN-UHFFFAOYSA-N		Interactions Focus chain G [auth A] Focus chain H [auth A] Focus chain J [auth A] Focus chain L [auth A] Interactions & Density Focus chain G [auth A] Focus chain H [auth A] Focus chain J [auth A] Focus chain L [auth A]
ACY Query on ACY Download Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain D [auth A] SDF format, chain F [auth A] MOL2 format, chain C [auth A] MOL2 format, chain D [auth A] MOL2 format, chain F [auth A] mmCIF format, chain C [auth A] mmCIF format, chain D [auth A] mmCIF format, chain F [auth A]	C [auth A], D [auth A], F [auth A]	ACETIC ACID C₂ H₄ O₂ QTBSBXVTEAMEQO-UHFFFAOYSA-N		Interactions Focus chain C [auth A] Focus chain D [auth A] Focus chain F [auth A] Interactions & Density Focus chain C [auth A] Focus chain D [auth A] Focus chain F [auth A]