1PSQ | pdb_00001psq

Structure of a probable thiol peroxidase from Streptococcus pneumoniae

PDB DOI: https://doi.org/10.2210/pdb1PSQ/pdb

Classification: OXIDOREDUCTASE
Organism(s): Streptococcus pneumoniae
Expression System: Escherichia coli
Mutation(s): Yes

Deposited: 2003-06-21 Released: 2003-07-08
Deposition Author(s): Kniewel, R., Buglino, J., Solorzano, V., Wu, J., Lima, C.D., Burley, S.K., New York SGX Research Center for Structural Genomics (NYSGXRC)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.30 Å
R-Value Free:
0.249 (Depositor), 0.209 (DCC)
R-Value Work:
0.200 (Depositor), 0.201 (DCC)
R-Value Observed:
0.200 (Depositor)

wwPDB Validation 3D Report Full Report

Validation slider image for 1PSQ

This is version 1.5 of the entry. See complete history.

Literature

Structure of a probable thiol peroxidase from Streptococcus pneumoniae

Kniewel, R., Buglino, J., Solorzano, V., Wu, J., Lima, C.D.

To be published.

Macromolecule Content

Total Structure Weight: 36.35 kDa
Atom Count: 2,791
Modeled Residue Count: 326
Deposited Residue Count: 326
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
probable thiol peroxidase	A, B	163	Streptococcus pneumoniae	Mutation(s): 3 Gene Names: TPX EC: 1.11.1 (PDB Primary Data), 1.11.1.24 (UniProt)
UniProt
Find proteins for P0C2J8 (Streptococcus pneumoniae serotype 4 (strain ATCC BAA-334 / TIGR4)) Explore P0C2J8 Go to UniProtKB: P0C2J8
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P0C2J8
Sequence Annotations Expand
Reference Sequence

Small Molecules

Modified Residues 1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE Query on MSE	A, B	L-PEPTIDE LINKING	C₅ H₁₁ N O₂ Se		MET

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.30 Å
R-Value Free: 0.249 (Depositor), 0.209 (DCC)
R-Value Work: 0.200 (Depositor), 0.201 (DCC)
R-Value Observed: 0.200 (Depositor)

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 102.005	α = 90
b = 49.897	β = 116.85
c = 81.66	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SOLVE	phasing
RESOLVE	model building
CNS	refinement
RESOLVE	phasing

Structure Validation

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View more in-depth experimental data

Entry History

Deposition Data

Released Date: 2003-07-08

Deposition Author(s):

New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History (Full details and data files)

Version 1.0: 2003-07-08
Type: Initial release
Version 1.1: 2008-04-29
Changes: Version format compliance
Version 1.2: 2011-07-13
Changes: Version format compliance
Version 1.3: 2011-11-16
Changes: Atomic model
Version 1.4: 2021-02-03
Changes: Database references, Derived calculations, Structure summary
Version 1.5: 2024-10-16
Changes: Data collection, Database references, Structure summary

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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.