Protein: IBPA
Small heat shock protein IbpA (16 kDa heat shock protein A)

Gene: IBPA
Organism: Escherichia coli K-12
Interactions: 53
UniProt ID: P0C054

Gene Ontology (top 5):
GO:0005737 - cytoplasm
GO:0005829 - cytosol
GO:0009408 - response to heat
GO:0017148 - negative regulation of translation
GO:0042802 - identical protein binding

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

501702

IBPB
Small heat shock protein IbpB

1

2

High-throughput

0.691

High

501701

IBPA
Small heat shock protein IbpA

1

2

Small-scale

0.680

High

421120

PNP
Polyribonucleotide nucleotidyltransferase

2

1

High-throughput

0.588

High

491438

IF2
Translation initiation factor IF-2

2

3

High-throughput

0.588

High

495533

SYT
Threonine--tRNA ligase

2

1

High-throughput

0.588

High

497203

FTSE
Cell division ATP-binding protein FtsE

2

2

High-throughput

0.588

High

498382

CLPA
ATP-dependent Clp protease ATP-binding subunit ClpA

2

1

High-throughput

0.588

High

501703

GATY
D-tagatose-1,6-bisphosphate aldolase subunit GatY

2

1

High-throughput

0.588

High

501708

ADD
Adenosine deaminase

2

1

High-throughput

0.588

High

473291

DNAJ
Chaperone protein DnaJ

2

0

High-throughput

0.563

High

480590

PFLB
Formate acetyltransferase 1

2

0

High-throughput

0.563

High

490595

ENO
Enolase

2

0

High-throughput

0.563

High

494739

METK
S-adenosylmethionine synthase

2

0

High-throughput

0.563

High

496429

FTSZ
Cell division protein FtsZ

2

0

High-throughput

0.563

High

500126

USPA
Universal stress protein A

2

0

High-throughput

0.563

High

501707

MALZ
Maltodextrin glucosidase

2

0

High-throughput

0.563

High

501715

PTKB
PTS system galactitol-specific EIIB component

2

0

High-throughput

0.563

High

501717

USPG
Universal stress protein UP12

2

0

High-throughput

0.563

High

501726

PFLE
Putative pyruvate formate-lyase 3-activating enzyme

2

0

High-throughput

0.563

High

450013

MALT
HTH-type transcriptional regulator MalT

2

1

High-throughput

0.537

High

497787

PSTB
Phosphate import ATP-binding protein PstB

2

3

High-throughput

0.537

High

501723

MALK
Maltose/maltodextrin import ATP-binding protein MalK

2

1

High-throughput

0.537

High

497018

DLDH
Dihydrolipoyl dehydrogenase

1

1

High-throughput

0.484

High

497336

MREB
Cell shape-determining protein MreB

1

1

High-throughput

0.484

High

501372

RS1
Small ribosomal subunit protein bS1

1

1

High-throughput

0.484

High

501704

EFTU1
Elongation factor Tu 1

1

2

High-throughput

0.484

High

501706

SYP
Proline--tRNA ligase

1

1

High-throughput

0.484

High

501721

CLPB
Chaperone protein ClpB

1

1

High-throughput

0.484

High

501725

DCEA
Glutamate decarboxylase alpha

1

1

High-throughput

0.484

High

494818

SUCC
Succinate--CoA ligase [ADP-forming] subunit beta

1

0

High-throughput

0.479

High

382579

RS6
Small ribosomal subunit protein bS6

1

0

High-throughput

0.464

High

382701

RS7
Small ribosomal subunit protein uS7

1

0

High-throughput

0.464

High

493757

RS2
Small ribosomal subunit protein uS2

1

0

High-throughput

0.464

High

495829

RPOC
DNA-directed RNA polymerase subunit beta'

1

0

High-throughput

0.464

High

495911

RPOB
DNA-directed RNA polymerase subunit beta

1

0

High-throughput

0.464

High

501719

GPMA
2,3-bisphosphoglycerate-dependent phosphoglycerate mutase

1

0

High-throughput

0.464

High

501724

PTKA
PTS system galactitol-specific EIIA component

1

0

High-throughput

0.464

High

500924

GCH1L
GTP cyclohydrolase 1 type 2 homolog

1

0

High-throughput

0.458

High

501713

YADG
Uncharacterized ABC transporter ATP-binding protein YadG

1

2

High-throughput

0.457

High

501705

EFTU2
Elongation factor Tu 2

1

2

High-throughput

0.445

High

501711

RECG
ATP-dependent DNA helicase RecG

1

0

High-throughput

0.426

High

501727

YFCU
Putative outer membrane usher protein YfcU

1

1

High-throughput

0.407

High

498236

ATPB
ATP synthase subunit beta

2

0

High-throughput

0.307

High

501710

LPXM
Lipid A biosynthesis myristoyltransferase

2

0

High-throughput

0.307

High

501718

LGOT
Probable L-galactonate transporter

2

0

High-throughput

0.307

High

501720

CBPM
Chaperone modulatory protein CbpM

2

0

High-throughput

0.307

High

501712

YICR
UPF0758 protein YicR

2

0

High-throughput

0.298

High

501716

CAS3
CRISPR-associated endonuclease/helicase Cas3

1

0

High-throughput

0.279

Low

501722

YODC
Uncharacterized protein YodC

1

0

High-throughput

0.261

Low

450035

OMPC
Outer membrane porin C

1

0

High-throughput

0.253

Low

501709

PRC
Tail-specific protease

1

0

High-throughput

0.253

Low

501714

HRPB
ATP-dependent RNA helicase HrpB

1

0

High-throughput

0.253

Low


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Last updated: 11Aug2025