Protein: MSB2
Signaling mucin MSB2 (Multicopy suppressor of bud emergence 2) (Osmosensor MSB2)

Gene: MSB2
Organism: Saccharomyces cerevisiae S288C
Interactions: 40
UniProt ID: P32334

Gene Ontology (top 5):
GO:0000282 - cellular bud site selection
GO:0001402 - signal transduction involved in filamentous growth
GO:0005034 - osmosensor activity
GO:0005576 - extracellular region
GO:0005886 - plasma membrane

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

734515

SHO1
High osmolarity signaling protein SHO1

5

1

Small-scale

0.707

High

734531

OPY2
Protein OPY2

2

1

Small-scale

0.601

High

734523

CLA4
Serine/threonine-protein kinase CLA4

2

4

High-throughput

0.590

High

618331

CDC42
Cell division control protein 42

1

16

Small-scale

0.573

High

562947

CAPZB
F-actin-capping protein subunit beta

1

3

Small-scale

0.561

High

416688

CAN1
Arginine permease CAN1

1

1

High-throughput

0.541

High

734514

UIP3
ULP1-interacting protein 3

1

0

High-throughput

0.518

High

364402

CDK1
Cyclin-dependent kinase 1

1

6

High-throughput

0.512

High

733645

GLNA
Glutamine synthetase

1

1

Small-scale

0.512

High

367927

ENO2
Enolase 2

1

3

Small-scale

0.501

High

734510

IRE1
Serine/threonine-protein kinase/endoribonuclease IRE1

1

8

Small-scale

0.501

High

734511

FRDS
Fumarate reductase 1

1

3

Small-scale

0.501

High

734513

MAL32
Alpha-glucosidase MAL32

1

3

Small-scale

0.501

High

734525

MAL12
Alpha-glucosidase MAL12

1

3

Small-scale

0.501

High

660314

STE11
Serine/threonine-protein kinase STE11

1

2

Small-scale

0.481

High

734516

GPP2
Glycerol-1-phosphate phosphohydrolase 2

1

0

Small-scale

0.480

High

711478

BEM1
Bud emergence protein 1

1

6

Small-scale

0.479

High

438130

NOT2
General negative regulator of transcription subunit 2

1

4

High-throughput

0.464

High

734518

NDC80
Kinetochore protein NDC80

1

13

High-throughput

0.464

High

734520

MAD2
Mitotic spindle checkpoint component MAD2

1

4

High-throughput

0.464

High

586437

PCNA
Proliferating cell nuclear antigen

1

2

Small-scale

0.457

High

734512

DRS1
ATP-dependent RNA helicase DRS1

1

5

Small-scale

0.457

High

734519

MAM33
Mitochondrial acidic protein MAM33

1

1

Small-scale

0.457

High

734521

AIP1
Actin-interacting protein 1

1

18

Small-scale

0.457

High

734527

SKI8
Antiviral protein SKI8

1

19

Small-scale

0.457

High

734528

EMI2
Putative glucokinase-2

1

3

Small-scale

0.457

High

734529

CIAO1
Cytosolic iron-sulfur protein assembly protein 1

1

20

Small-scale

0.457

High

734517

SSB2
Ribosome-associated molecular chaperone SSB2

1

13

High-throughput

0.445

High

697373

MIG1
Regulatory protein MIG1

1

13

Small-scale

0.439

High

734524

MIG2
Regulatory protein MIG2

1

19

Small-scale

0.439

High

734533

RIO1
Serine/threonine-protein kinase RIO1

1

2

Small-scale

0.439

High

734526

BNI4
Protein BNI4

2

0

High-throughput

0.307

High

734534

YB255
Uncharacterized protein YBR255C-A

1

0

High-throughput

0.282

High

734535

YB296
Uncharacterized protein YBR296C-A

1

0

High-throughput

0.282

High

734522

MAD3
Spindle assembly checkpoint component MAD3

1

0

High-throughput

0.265

Low

734532

NIP7
60S ribosome subunit biogenesis protein NIP7

1

0

High-throughput

0.265

Low

357759

QCR6
Cytochrome b-c1 complex subunit 6, mitochondrial

1

0

Small-scale

0.261

Low

470636

ERG20
Farnesyl pyrophosphate synthase

1

0

Small-scale

0.261

Low

670232

NAP1
Nucleosome assembly protein

1

0

Small-scale

0.261

Low

734530

HRI1
Protein HRI1

1

0

Small-scale

0.261

Low


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Last updated: 11Aug2025