Protein: MQSA
Antitoxin MqsA

Gene: MQSA
Organism: Escherichia coli K-12
Interactions: 58
UniProt ID: Q46864

Gene Ontology (top 5):
GO:0006355 - regulation of DNA-templated transcription
GO:0042803 - protein homodimerization activity
GO:0043565 - sequence-specific DNA binding
GO:0044010 - single-species biofilm formation
GO:0046872 - metal ion binding

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1192996

MQSA
Antitoxin MqsA

1

0

High-throughput

0.663

High

499378

RBSR
Ribose operon repressor

1

1

High-throughput

0.592

High

498032

YBFE
Uncharacterized protein YbfE

1

0

High-throughput

0.558

High

501501

RPOE
ECF RNA polymerase sigma-E factor

1

0

High-throughput

0.558

High

499331

GLCC
Glc operon transcriptional activator

1

1

High-throughput

0.541

High

499361

CYTR
HTH-type transcriptional repressor CytR

1

1

High-throughput

0.541

High

495616

MATP
Macrodomain Ter protein

1

0

High-throughput

0.518

High

496573

FNR
Fumarate and nitrate reduction regulatory protein

1

0

High-throughput

0.518

High

499414

ACRR
HTH-type transcriptional regulator AcrR

1

0

High-throughput

0.518

High

499486

YDIE
Uncharacterized protein YdiE

1

0

High-throughput

0.518

High

499589

ISPB
Octaprenyl diphosphate synthase

1

0

High-throughput

0.518

High

501700

PPNP
Pyrimidine/purine nucleoside phosphorylase

1

0

High-throughput

0.518

High

515994

RCSB
Transcriptional regulatory protein RcsB

1

0

High-throughput

0.518

High

663303

GSA
Glutamate-1-semialdehyde 2,1-aminomutase

1

0

High-throughput

0.518

High

715196

PEPT
Peptidase T

1

0

High-throughput

0.518

High

1003775

HGLS
2-oxoadipate dioxygenase/decarboxylase

1

0

High-throughput

0.518

High

1003823

ZINT
Metal-binding protein ZinT

1

0

High-throughput

0.518

High

1192997

CAS1
CRISPR-associated endonuclease Cas1

1

0

High-throughput

0.518

High

458790

FDHF
Formate dehydrogenase H

1

0

High-throughput

0.513

High

690671

DING
ATP-dependent DNA helicase DinG

1

0

High-throughput

0.513

High

444357

ERA
GTPase Era

1

1

High-throughput

0.494

High

840177

OBG
GTPase ObgE/CgtA

2

0

High-throughput

0.330

High

450055

PLDB
Lysophospholipase L2

1

0

High-throughput

0.304

High

492883

RL27
Large ribosomal subunit protein bL27

1

0

High-throughput

0.304

High

999443

IF1
Translation initiation factor IF-1

1

0

High-throughput

0.304

High

367431

ILVI
Acetolactate synthase isozyme 3 large subunit

1

0

High-throughput

0.282

High

368292

CYAA
Adenylate cyclase

1

0

High-throughput

0.282

High

420192

RBSA
Ribose import ATP-binding protein RbsA

1

0

High-throughput

0.282

High

421060

ALKB
Alpha-ketoglutarate-dependent dioxygenase AlkB

1

0

High-throughput

0.282

High

450365

PUTP
Sodium/proline symporter

1

0

High-throughput

0.282

High

469857

SYFA
Phenylalanine--tRNA ligase alpha subunit

1

0

High-throughput

0.282

High

493068

RL31
Large ribosomal subunit protein bL31

1

0

High-throughput

0.282

High

496411

FTNB
Bacterial non-heme ferritin-like protein

1

0

High-throughput

0.282

High

496670

CITE
Citrate lyase subunit beta

1

0

High-throughput

0.282

High

498410

CLPA
ATP-dependent Clp protease ATP-binding subunit ClpA

1

0

High-throughput

0.282

High

499347

YIHL
Uncharacterized HTH-type transcriptional regulator YihL

1

0

High-throughput

0.282

High

500026

AMPE
Protein AmpE

1

0

High-throughput

0.282

High

500860

PBP7
D-alanyl-D-alanine endopeptidase

1

0

High-throughput

0.282

High

522192

LPXB
Lipid-A-disaccharide synthase

1

0

High-throughput

0.282

High

649867

RIHC
Non-specific ribonucleoside hydrolase RihC

1

0

High-throughput

0.282

High

704201

YHDJ
DNA adenine methyltransferase YhdJ

1

0

High-throughput

0.282

High

721546

MOAD
Molybdopterin synthase sulfur carrier subunit

1

0

High-throughput

0.282

High

751922

YEHI
Uncharacterized protein YehI

1

0

High-throughput

0.282

High

790797

EPTB
Kdo(2)-lipid A phosphoethanolamine 7''-transferase

1

0

High-throughput

0.282

High

811805

YJGZ
Uncharacterized protein YjgZ

1

0

High-throughput

0.282

High

831812

MLTB
Membrane-bound lytic murein transglycosylase B

1

0

High-throughput

0.282

High

840154

YGJR
Uncharacterized oxidoreductase YgjR

1

0

High-throughput

0.282

High

999726

HDA
DnaA regulatory inactivator Hda

1

0

High-throughput

0.282

High

1003830

YEGL
Uncharacterized protein YegL

1

0

High-throughput

0.282

High

1003860

SIXA
Phosphohistidine phosphatase SixA

1

0

High-throughput

0.282

High

1003880

YFGD
Uncharacterized protein YfgD

1

0

High-throughput

0.282

High

1003936

YDIR
Putative electron transfer flavoprotein subunit YdiR

1

0

High-throughput

0.282

High

1004023

YFES
Uncharacterized protein YfeS

1

0

High-throughput

0.282

High

490386

CYSC
Adenylyl-sulfate kinase

1

0

High-throughput

0.279

Low

790812

GPMI
2,3-bisphosphoglycerate-independent phosphoglycerate mutase

1

0

High-throughput

0.249

Low

1003852

YFBN
Uncharacterized protein YfbN

1

0

High-throughput

0.249

Low

811830

YJIT
Protein YjiT

1

0

High-throughput

0.238

Low


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Last updated: 11Aug2025