3E91 | pdb_00003e91

Crystal structure of SARS-CoV Mpro mutant in P21 at pH6.9

PDB DOI: https://doi.org/10.2210/pdb3E91/pdb

Classification: HYDROLASE
Organism(s): Severe acute respiratory syndrome-related coronavirus
Expression System: Escherichia coli BL21
Mutation(s): Yes

Deposited: 2008-08-21 Released: 2009-08-25
Deposition Author(s): Shi, J.H., Jayaraman, S., Song, J.X.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.55 Å
R-Value Free:
0.256 (Depositor), 0.262 (DCC)
R-Value Work:
0.179 (Depositor)
R-Value Observed:
0.186 (Depositor)

wwPDB Validation 3D Report Full Report

Validation slider image for 3E91

This is version 1.4 of the entry. See complete history.

Literature

Structural analysis of the activity-enhanced SARS-CoV Mpro C-terminal mutant

Shi, J.H., Jayaraman, S., Song, J.X.

To be published.

Macromolecule Content

Total Structure Weight: 67.58 kDa
Atom Count: 4,780
Modeled Residue Count: 605
Deposited Residue Count: 612
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
3C-like proteinase	A, B	306	Severe acute respiratory syndrome-related coronavirus	Mutation(s): 3 EC: 3.4.22
UniProt
Find proteins for P0C6X7 (Severe acute respiratory syndrome coronavirus) Explore P0C6X7 Go to UniProtKB: P0C6X7
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P0C6X7
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.55 Å
R-Value Free: 0.256 (Depositor), 0.262 (DCC)
R-Value Work: 0.179 (Depositor)
R-Value Observed: 0.186 (Depositor)

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 51.523	α = 90
b = 96.323	β = 103.53
c = 67.711	γ = 90

Software Package:

Software Name	Purpose
d*TREK	data scaling
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
PHENIX	refinement
PDB_EXTRACT	data extraction
CrystalClear	data collection
HKL-2000	data reduction

Structure Validation

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View more in-depth experimental data

Entry History

Deposition Data

Released Date: 2009-08-25

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2009-08-25
Type: Initial release
Version 1.1: 2011-07-13
Changes: Version format compliance
Version 1.2: 2017-10-25
Changes: Refinement description
Version 1.3: 2021-11-10
Changes: Database references
Version 1.4: 2024-05-29
Changes: Data collection

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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.