9LZP | pdb_00009lzp

Crystal structure of SARS-Cov-2 main protease P132H mutant in complex with Pomotrelvir

PDB DOI: https://doi.org/10.2210/pdb9LZP/pdb

Classification: VIRAL PROTEIN
Organism(s): Severe acute respiratory syndrome coronavirus 2
Expression System: Escherichia coli BL21(DE3)
Mutation(s): Yes

Deposited: 2025-02-22 Released: 2026-03-04
Deposition Author(s): Jiang, H.H., Zhang, J., Li, J.
Funding Organization(s): Not funded

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.97 Å
R-Value Free:
0.265 (Depositor), 0.266 (DCC)
R-Value Work:
0.227 (Depositor), 0.229 (DCC)
R-Value Observed:
0.229 (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

Crystal structure of SARS-Cov-2 main protease P132H mutant in complex with Pomotrelvir

Jiang, H.H., Zhang, J., Li, J.

To be published.

Macromolecule Content

Total Structure Weight: 66.66 kDa
Atom Count: 4,745
Modeled Residue Count: 591
Deposited Residue Count: 592
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
3C-like proteinase nsp5	A, B	296	Severe acute respiratory syndrome coronavirus 2	Mutation(s): 1 Gene Names: rep, 1a-1b EC: 3.4.22.69
UniProt
Find proteins for P0DTD1 (Severe acute respiratory syndrome coronavirus 2) Explore P0DTD1 Go to UniProtKB: P0DTD1
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P0DTD1
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
ZQB (Subject of Investigation/LOI) Query on ZQB Download Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain D [auth B] MOL2 format, chain C [auth A] MOL2 format, chain D [auth B] mmCIF format, chain C [auth A] mmCIF format, chain D [auth B]	C [auth A], D [auth B]	Pomotrelvir bound form C₂₃ H₂₈ Cl N₅ O₃ IOEBZYOQTDUOBG-UZWGZPNFSA-N		Interactions Focus chain C [auth A] Focus chain D [auth B] Interactions & Density Focus chain C [auth A] Focus chain D [auth B]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.97 Å
R-Value Free: 0.265 (Depositor), 0.266 (DCC)
R-Value Work: 0.227 (Depositor), 0.229 (DCC)
R-Value Observed: 0.229 (Depositor)

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 67.46	α = 90
b = 100.436	β = 90
c = 103.302	γ = 90

Software Package:

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

Structure Validation

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Ligand Structure Quality Assessment

Entry History & Funding Information

Deposition Data

Released Date: 2026-03-04

Deposition Author(s):

Funding Organization	Location	Grant Number
Not funded		--

Revision History (Full details and data files)

Version 1.0: 2026-03-04
Type: Initial release

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.