Subtractive genomics and drug repurposing strategies for targeting Streptococcus pneumoniae: insights from molecular docking and dynamics simulations
Frontiers in Microbiology,
Journal Year:
2025,
Volume and Issue:
16
Published: March 18, 2025
Streptococcus
pneumoniae
is
a
Gram-positive
bacterium
responsible
for
severe
infections
such
as
meningitis
and
pneumonia.
The
increasing
prevalence
of
antibiotic
resistance
necessitates
the
identification
new
therapeutic
targets.
This
study
aimed
to
discover
potential
drug
targets
against
S.
using
an
in
silico
subtractive
genomics
approach.
genome
was
compared
human
identify
non-homologous
sequences
CD-HIT
BLASTp.
Essential
genes
were
identified
Database
Genes
(DEG),
with
consideration
gut
microflora.
Protein-protein
interaction
analyses
conducted
key
hub
genes,
gene
ontology
(GO)
studies
performed
explore
associated
pathways.
Due
lack
crystal
structure
data,
target
modeled
subjected
structure-based
virtual
screening.
Approximately
2,000
2,027
proteins
from
humans.
DEG
48
essential
which
reduced
21
after
considering
Key
included
gpi,
fba,
rpoD,
trpS,
20
Virtual
screening
2,509
FDA-approved
compounds
Bromfenac
leading
candidate,
exhibiting
binding
energy
-26.335
±
29.105
kJ/mol.
Bromfenac,
particularly
when
conjugated
AuAgCu2O
nanoparticles,
has
demonstrated
antibacterial
anti-inflammatory
properties
Staphylococcus
aureus.
suggests
that
could
be
repurposed
agent
pneumoniae,
pending
further
experimental
validation.
approach
highlights
repurposing
by
targeting
pathogens
but
absent
host.
Language: Английский
Molecular structure and role of microbial proteins: a delimitation employing bioinformatics techniques
Debanjan Saha,
No information about this author
Nayan Jyoti Borah,
No information about this author
Afrin Mamud
No information about this author
et al.
Elsevier eBooks,
Journal Year:
2025,
Volume and Issue:
unknown, P. 273 - 300
Published: Jan. 1, 2025
Language: Английский
Effects of Bare and PEG Coated Gold Nanoparticles on RRM2 Protein: A Pathway Analysis and MD Simulations Approach
BioNanoScience,
Journal Year:
2025,
Volume and Issue:
15(2)
Published: April 8, 2025
Language: Английский
Forsythoside a as a potential therapeutic agent for non-alcoholic fatty liver disease: from target identification to in vitro and in vivo validation
Yifu Feng,
No information about this author
Zhirui Li,
No information about this author
Junbin Qian
No information about this author
et al.
Natural Product Research,
Journal Year:
2025,
Volume and Issue:
unknown, P. 1 - 10
Published: April 26, 2025
Non-alcoholic
fatty
liver
disease
(NAFLD)
is
a
long-term
metabolic
condition
marked
by
unusual
fat
buildup
in
the
liver,
with
an
increasing
occurrence
worldwide.
Forsythoside
A
(FA),
bioactive
component
of
Forsythia
suspensa,
has
anti-inflammatory,
antioxidative,
and
hepatoprotective
effects.
This
study
investigates
mechanisms
which
FA
may
treat
NAFLD.
Using
bioinformatics
tools,
35
potential
targets
were
identified,
protein-protein
interaction
network
was
constructed.
KEGG
GO
enrichment
analyses
highlighted
important
pathways
associated
The
effects
confirmed
using
both
vitro
vivo
NAFLD
models.
Matrix
Metalloproteinase
9
(MMP9),
Tumour
Necrosis
Factor
Alpha
(TNFɑ),
identified
as
core
targets.
analysis
showed
that
affects
metabolic,
TNF
signalling,
insulin
resistance
pathways.
In
vivo,
reduced
lipid
accumulation
modulated
TNFɑ,
MMP9,
ALB
expression.
modulating
TNFɑ/MMP9/ALB
pathway,
providing
new
therapeutic
insights
for
treatment.
Language: Английский