Protein: RS1
Small ribosomal subunit protein bS1 (30S ribosomal protein S1) (Bacteriophage Q beta RNA-directed RNA polymerase subunit I)

Gene: RS1, rpsA
Organism: Escherichia coli K-12
Interactions: 108
UniProt ID: P0AG67

Gene Ontology (top 5):
GO:0000028 - ribosomal small subunit assembly
GO:0002181 - cytoplasmic translation
GO:0003723 - RNA binding
GO:0003727 - single-stranded RNA binding
GO:0003729 - mRNA binding

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

493754

RS2
Small ribosomal subunit protein uS2

2

3

High-throughput

0.789

High

495825

RPOC
DNA-directed RNA polymerase subunit beta'

1

3

High-throughput

0.691

High

501380

RNR
Ribonuclease R

1

2

High-throughput

0.625

High

501370

RS1
Small ribosomal subunit protein bS1

1

9

Small-scale

0.618

High

494288

RS5
Small ribosomal subunit protein uS5

2

4

High-throughput

0.612

High

494624

RPOA
DNA-directed RNA polymerase subunit alpha

2

1

High-throughput

0.588

High

495531

SYT
Threonine--tRNA ligase

2

1

High-throughput

0.588

High

496286

CSPE
Cold shock-like protein CspE

2

7

High-throughput

0.588

High

497989

YBCJ
Putative RNA-binding protein YbcJ

2

1

High-throughput

0.588

High

498378

CLPA
ATP-dependent Clp protease ATP-binding subunit ClpA

2

3

High-throughput

0.588

High

501374

SELB
Selenocysteine-specific elongation factor

2

6

High-throughput

0.588

High

501383

PSS
CDP-diacylglycerol--serine O-phosphatidyltransferase PssA

2

1

High-throughput

0.588

High

501395

RLUB
Ribosomal large subunit pseudouridine synthase B

2

3

High-throughput

0.588

High

501397

HRPA
ATP-dependent RNA helicase HrpA

2

11

High-throughput

0.588

High

494797

SSRP
SsrA-binding protein

2

0

High-throughput

0.576

High

501373

DPO3A
DNA polymerase III subunit alpha

2

0

High-throughput

0.576

High

500613

TSAE
tRNA threonylcarbamoyladenosine biosynthesis protein TsaE

2

0

High-throughput

0.563

High

501391

CBPA
Curved DNA-binding protein

2

0

High-throughput

0.563

High

494953

TIG
Trigger factor

2

0

Small-scale

0.545

High

495279

YACL
UPF0231 protein YacL

2

1

High-throughput

0.537

High

497099

DEAD
ATP-dependent RNA helicase DeaD

2

6

High-throughput

0.537

High

501375

HELD
DNA helicase IV

2

4

High-throughput

0.537

High

501411

RLHA
23S rRNA 5-hydroxycytidine C2501 synthase

2

1

High-throughput

0.537

High

492738

RL1
Large ribosomal subunit protein uL1

1

6

High-throughput

0.536

High

494098

RS4
Small ribosomal subunit protein uS4

1

1

High-throughput

0.536

High

494449

RS9
Small ribosomal subunit protein uS9

1

1

High-throughput

0.536

High

499596

KPYK1
Pyruvate kinase I

1

1

High-throughput

0.536

High

501157

RL17
Large ribosomal subunit protein bL17

1

1

High-throughput

0.536

High

501387

RHLE
ATP-dependent RNA helicase RhlE

1

5

High-throughput

0.536

High

501403

RL2
Large ribosomal subunit protein uL2

1

3

High-throughput

0.536

High

500330

FKBX
FKBP-type 16 kDa peptidyl-prolyl cis-trans isomerase

2

1

High-throughput

0.521

High

496786

SLYD
FKBP-type peptidyl-prolyl cis-trans isomerase SlyD

1

1

High-throughput

0.489

High

499275

DEOR
Deoxyribose operon repressor

1

2

High-throughput

0.489

High

490888

HFQ
RNA-binding protein Hfq

1

1

High-throughput

0.484

High

496261

CSPD
Cold shock-like protein CspD

1

7

High-throughput

0.484

High

497273

ULAR
HTH-type transcriptional regulator UlaR

1

2

High-throughput

0.484

High

497413

CSPC
Cold shock-like protein CspC

1

7

High-throughput

0.484

High

497626

RLUC
Ribosomal large subunit pseudouridine synthase C

1

3

High-throughput

0.484

High

500309

FABI
Enoyl-[acyl-carrier-protein] reductase [NADH] FabI

1

2

High-throughput

0.484

High

501372

IBPA
Small heat shock protein IbpA

1

1

High-throughput

0.484

High

494816

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

1

0

High-throughput

0.479

High

498644

EXBB
Biopolymer transport protein ExbB

1

0

High-throughput

0.479

High

490674

FABZ
3-hydroxyacyl-[acyl-carrier-protein] dehydratase FabZ

1

0

High-throughput

0.464

High

491499

IF3
Translation initiation factor IF-3 [Cleaved into: Translation initiation factor IF-3, N-terminally processed; Translation initiation factor IF-3S]

1

0

High-throughput

0.464

High

491942

RPPH
RNA pyrophosphohydrolase

1

0

High-throughput

0.464

High

494890

TGT
Queuine tRNA-ribosyltransferase

1

0

High-throughput

0.464

High

495362

UVRC
UvrABC system protein C

1

0

High-throughput

0.464

High

501396

RSGA
Small ribosomal subunit biogenesis GTPase RsgA

1

0

High-throughput

0.464

High

498580

DPS
DNA protection during starvation protein

1

0

High-throughput

0.458

High

501371

YHBY
RNA-binding protein YhbY

1

0

High-throughput

0.458

High

501385

ACNA
Aconitate hydratase A

1

0

High-throughput

0.458

High

501386

YIDC
Membrane protein insertase YidC

1

0

Small-scale

0.458

High

501405

YPFJ
Uncharacterized protein YpfJ

1

0

High-throughput

0.458

High

501409

RLMI
Ribosomal RNA large subunit methyltransferase I

1

0

High-throughput

0.458

High

494571

RNPA
Ribonuclease P protein component

1

1

High-throughput

0.442

High

501376

SRLR
Glucitol operon repressor

1

2

High-throughput

0.442

High

501392

RLMN
Dual-specificity RNA methyltransferase RlmN

1

1

High-throughput

0.442

High

501388

LHR
Lhr helicase/uracil glycosylase

1

10

High-throughput

0.437

High

501393

WBBJ
Putative lipopolysaccharide biosynthesis O-acetyl transferase WbbJ

1

1

High-throughput

0.437

High

365830

RPOD
RNA polymerase sigma factor RpoD

2

0

High-throughput

0.307

High

490646

FABA
3-hydroxydecanoyl-[acyl-carrier-protein] dehydratase

2

0

High-throughput

0.307

High

492241

PYRH
Uridylate kinase

2

0

High-throughput

0.307

High

501096

SPOT
Bifunctional

2

0

High-throughput

0.307

High

501382

MUTL
DNA mismatch repair protein MutL

2

0

High-throughput

0.307

High

501408

YBJX
Uncharacterized protein YbjX

2

0

High-throughput

0.307

High

367446

TRPE
Anthranilate synthase component 1

1

0

High-throughput

0.279

Low

491786

MOAC
Cyclic pyranopterin monophosphate synthase

1

0

High-throughput

0.279

Low

494722

RUVB
Holliday junction branch migration complex subunit RuvB

1

0

High-throughput

0.279

Low

498057

YCAR
UPF0434 protein YcaR

1

0

High-throughput

0.279

Low

498114

YCGL
Protein YcgL

1

0

High-throughput

0.279

Low

498553

HOLE
DNA polymerase III subunit theta

1

0

High-throughput

0.279

Low

499499

YEBG
Uncharacterized protein YebG

1

0

High-throughput

0.279

Low

501377

UBIG
Ubiquinone biosynthesis O-methyltransferase

1

0

High-throughput

0.279

Low

501378

EUTC
Ethanolamine ammonia-lyase small subunit

1

0

High-throughput

0.279

Low

501381

KITH
Thymidine kinase

1

0

High-throughput

0.279

Low

501384

PRIC
Replication restart protein PriC

1

0

High-throughput

0.279

Low

501390

AMIA
N-acetylmuramoyl-L-alanine amidase AmiA

1

0

High-throughput

0.279

Low

501400

TILS
tRNA(Ile)-lysidine synthase

1

0

High-throughput

0.279

Low

501401

FLIK
Flagellar hook-length control protein

1

0

High-throughput

0.279

Low

501410

YMGA
Probable two-component-system connector protein YmgA

1

0

High-throughput

0.279

Low

501413

YFDP
Uncharacterized protein YfdP

1

0

High-throughput

0.279

Low

501414

LYSAC
Peptidyl-lysine N-acetyltransferase PatZ

1

0

High-throughput

0.279

Low

501415

OMPL
Porin OmpL

1

0

High-throughput

0.279

Low

501416

ECPB
Probable fimbrial chaperone EcpB

1

0

High-throughput

0.279

Low

501399

YHHX
Uncharacterized oxidoreductase YhhX

1

0

High-throughput

0.261

Low

501406

YQJI
Transcriptional regulator YqjI

1

0

High-throughput

0.261

Low

420146

KDSB
3-deoxy-manno-octulosonate cytidylyltransferase

1

0

High-throughput

0.253

Low

495439

TRMB
tRNA

1

0

High-throughput

0.253

Low

496726

PHOL
PhoH-like protein

1

0

High-throughput

0.253

Low

367426

ILVI
Acetolactate synthase isozyme 3 large subunit

1

0

High-throughput

0.249

Low

393887

PBPA
Penicillin-binding protein 1A

1

0

High-throughput

0.249

Low

483714

PUTA
Bifunctional protein PutA [Includes: Proline dehydrogenase

1

0

High-throughput

0.249

Low

495574

TMAR
Pole-localizer protein TmaR

1

0

High-throughput

0.249

Low

495757

YCJF
UPF0283 membrane protein YcjF

1

0

High-throughput

0.249

Low

496062

BLC
Outer membrane lipoprotein Blc

1

0

High-throughput

0.249

Low

496878

P5CR
Pyrroline-5-carboxylate reductase

1

0

High-throughput

0.249

Low

499563

YEJL
UPF0352 protein YejL

1

0

High-throughput

0.249

Low

500264

RIMO
Ribosomal protein uS12 methylthiotransferase RimO

1

0

High-throughput

0.249

Low

501379

PARE
DNA topoisomerase 4 subunit B

1

0

High-throughput

0.249

Low

501394

WBBK
Putative glycosyltransferase WbbK

1

0

High-throughput

0.249

Low

501398

YHDP
Intermembrane phospholipid transporter YhdP

1

0

High-throughput

0.249

Low

501402

CSIE
Stationary phase-inducible protein CsiE

1

0

High-throughput

0.249

Low

501404

LOLB
Outer-membrane lipoprotein LolB

1

0

High-throughput

0.249

Low

501407

CSRA
Carbon storage regulator

1

0

High-throughput

0.249

Low

501412

YNCE
Uncharacterized protein YncE

1

0

High-throughput

0.249

Low

501417

GTRB
Prophage bactoprenol glucosyl transferase homolog

1

0

High-throughput

0.249

Low

501389

INTA
Prophage integrase IntA

1

0

High-throughput

0.232

Low


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Last updated: 11Aug2025