Protein: BBP
Branchpoint-bridging protein (Mud synthetic-lethal 5 protein) (Splicing factor 1) (Zinc finger protein BBP)

Gene: BBP, MSL5
Organism: Saccharomyces cerevisiae S288C
Interactions: 89
UniProt ID: Q12186

Gene Ontology (top 5):
GO:0000243 - commitment complex
GO:0000245 - spliceosomal complex assembly
GO:0000398 - mRNA splicing, via spliceosome
GO:0003729 - mRNA binding
GO:0005634 - nucleus

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1025664

NAM8
Protein NAM8

2

8

Small-scale

0.754

High

1031077

NOP3
Serine/arginine

2

15

Small-scale

0.754

High

1084556

BBP
Branchpoint-bridging protein

2

17

Small-scale

0.737

High

780870

MUD2
Splicing factor MUD2

14

0

Small-scale

0.728

High

743564

RU1A
U1 small nuclear ribonucleoprotein A

2

0

Small-scale

0.716

High

750321

PRP40
Pre-mRNA-processing protein PRP40

4

5

Small-scale

0.690

High

748095

SMY2
Protein SMY2

4

1

Small-scale

0.683

High

1039170

SYH1
SMY2 homolog 2

3

7

Small-scale

0.645

High

403700

PABP
Polyadenylate-binding protein, cytoplasmic and nuclear

1

7

Small-scale

0.618

High

741181

PUB1
Nuclear and cytoplasmic polyadenylated RNA-binding protein PUB1

1

14

High-throughput

0.618

High

922188

PAP2
Poly(A) RNA polymerase protein 2

1

1

Small-scale

0.618

High

923892

GIS2
Zinc finger protein GIS2

1

1

High-throughput

0.618

High

1028003

RU17
U1 small nuclear ribonucleoprotein 70 kDa homolog

1

20

Small-scale

0.618

High

1084485

YRA1
RNA annealing protein YRA1

1

6

Small-scale

0.618

High

813379

PRP39
Pre-mRNA-processing factor 39

2

6

Small-scale

0.600

High

1044069

SNU56
56 kDa U1 small nuclear ribonucleoprotein component

2

0

Small-scale

0.559

High

722353

XPO1
Exportin-1

1

4

High-throughput

0.536

High

1043548

SKY1
Serine/threonine-protein kinase SKY1

1

7

High-throughput

0.536

High

664630

PRP22
Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP22

1

5

High-throughput

0.508

High

762880

TOR1
Serine/threonine-protein kinase TOR1

1

1

High-throughput

0.508

High

1084557

CMR1
DNA damage-binding protein CMR1

1

4

High-throughput

0.508

High

483812

SWI1
SWI/SNF chromatin-remodeling complex subunit SWI1

1

0

High-throughput

0.486

High

825005

ASG1
Activator of stress genes 1

1

0

High-throughput

0.486

High

433902

RL26A
Large ribosomal subunit protein uL24A

1

1

High-throughput

0.479

High

444653

DED1
ATP-dependent RNA helicase DED1

1

9

Small-scale

0.479

High

625145

PRP9
Pre-mRNA-splicing factor PRP9

1

1

High-throughput

0.479

High

638022

PRP5
Pre-mRNA-processing ATP-dependent RNA helicase PRP5

1

11

High-throughput

0.479

High

678760

PAT1
Deadenylation-dependent mRNA-decapping factor PAT1

1

1

Small-scale

0.479

High

739285

PRP21
Pre-mRNA-splicing factor PRP21

1

2

High-throughput

0.479

High

757556

NCBP1
Nuclear cap-binding protein complex subunit 1

1

1

Small-scale

0.479

High

792309

GBLP
Small ribosomal subunit protein RACK1

1

5

High-throughput

0.479

High

815278

IF4F1
Eukaryotic initiation factor 4F subunit p150

1

3

Small-scale

0.479

High

815344

IF4F2
Eukaryotic initiation factor 4F subunit p130

1

7

Small-scale

0.479

High

817180

RSMB
Small nuclear ribonucleoprotein-associated protein B

1

3

Small-scale

0.479

High

847843

SMD3
Small nuclear ribonucleoprotein Sm D3

1

1

Small-scale

0.479

High

863971

SET2
Histone-lysine N-methyltransferase, H3 lysine-36 specific

1

4

Small-scale

0.479

High

874589

RS12
Small ribosomal subunit protein eS12

1

1

High-throughput

0.479

High

892799

SF3B1
U2 snRNP component HSH155

1

4

High-throughput

0.479

High

917510

PRP43
Pre-mRNA-splicing factor ATP-dependent RNA helicase PRP43

1

4

Small-scale

0.479

High

919452

PBP1
PAB1-binding protein 1

1

2

Small-scale

0.479

High

923154

BRE5
UBP3-associated protein BRE5

1

4

Small-scale

0.479

High

1030608

UBP3
Ubiquitin carboxyl-terminal hydrolase 3

1

2

Small-scale

0.479

High

1044045

PRP42
U1 small nuclear ribonucleoprotein component PRP42

1

5

Small-scale

0.479

High

1054394

SMD2
Small nuclear ribonucleoprotein Sm D2

1

1

Small-scale

0.479

High

1059217

PRP11
Pre-mRNA-splicing factor PRP11

1

1

High-throughput

0.479

High

1064826

RS10A
Small ribosomal subunit protein eS10A

1

1

High-throughput

0.479

High

1065580

RU2A
U2 small nuclear ribonucleoprotein A'

1

2

Small-scale

0.479

High

597638

MER1
Meiotic recombination 1 protein

1

0

Small-scale

0.460

High

150011

RS9A
Small ribosomal subunit protein uS4A

1

0

High-throughput

0.458

High

383945

RS17A
Small ribosomal subunit protein eS17A

1

0

High-throughput

0.458

High

410393

RL25
Large ribosomal subunit protein uL23

1

0

High-throughput

0.458

High

436230

RS13
Small ribosomal subunit protein uS15

1

0

High-throughput

0.458

High

442169

RS14A
Small ribosomal subunit protein uS11A

1

0

High-throughput

0.458

High

454020

IF4E
Eukaryotic translation initiation factor 4E

1

0

Small-scale

0.458

High

455317

RS19A
Small ribosomal subunit protein eS19A

1

0

High-throughput

0.458

High

503301

RS22A
Small ribosomal subunit protein uS8A

1

0

High-throughput

0.458

High

504473

RL31A
Large ribosomal subunit protein eL31A

1

0

High-throughput

0.458

High

512713

RS6A
Small ribosomal subunit protein eS6A

1

0

High-throughput

0.458

High

513282

RS8A
Small ribosomal subunit protein eS8A

1

0

High-throughput

0.458

High

514888

RS18A
Small ribosomal subunit protein uS13A

1

0

High-throughput

0.458

High

594635

RPB3
DNA-directed RNA polymerase II subunit RPB3

1

0

High-throughput

0.458

High

645561

XRN1
5'-3' exoribonuclease 1

1

0

Small-scale

0.458

High

674892

RS2
Small ribosomal subunit protein uS5

1

0

High-throughput

0.458

High

689722

RS7A
Small ribosomal subunit protein eS7A

1

0

High-throughput

0.458

High

708516

TF2B
Transcription initiation factor IIB

1

0

High-throughput

0.458

High

747635

RSSA1
Small ribosomal subunit protein uS2A

1

0

High-throughput

0.458

High

753651

RS3A1
Small ribosomal subunit protein eS1A

1

0

High-throughput

0.458

High

778590

RS27A
Small ribosomal subunit protein eS27A

1

0

High-throughput

0.458

High

802446

RS20
Small ribosomal subunit protein uS10

1

0

High-throughput

0.458

High

805652

LSM12
Protein LSM12

1

0

Small-scale

0.458

High

918234

SNU71
U1 small nuclear ribonucleoprotein component SNU71

1

0

Small-scale

0.458

High

1033630

RS15
Small ribosomal subunit protein uS19

1

0

High-throughput

0.458

High

1036189

SMD1
Small nuclear ribonucleoprotein Sm D1

1

0

Small-scale

0.458

High

1052788

RU1C
U1 small nuclear ribonucleoprotein C

1

0

Small-scale

0.458

High

1059554

LUC7
Protein LUC7

1

0

Small-scale

0.458

High

1084461

SCC1
Sister chromatid cohesion protein 1

1

0

High-throughput

0.458

High

1084559

NOP14
Nucleolar complex protein 14

1

0

Small-scale

0.458

High

863105

CWC26
Pre-mRNA-splicing factor CWC26

1

1

Small-scale

0.457

High

525530

HSP71
Heat shock protein SSA1

1

6

High-throughput

0.445

High

528003

HSP72
Heat shock protein SSA2

1

6

High-throughput

0.445

High

546719

SSB1
Ribosome-associated molecular chaperone SSB1

1

6

High-throughput

0.445

High

820106

SSB2
Ribosome-associated molecular chaperone SSB2

1

6

High-throughput

0.445

High

1046089

DHR1
Probable ATP-dependent RNA helicase DHR1

1

3

Small-scale

0.437

High

691619

AP2B
AP-2 complex subunit beta

1

0

High-throughput

0.265

Low

1048239

KAR5
Nuclear fusion protein KAR5

1

0

High-throughput

0.265

Low

1084558

ENT1
Epsin-1

1

0

High-throughput

0.265

Low

1042845

EBS1
Nonsense-mediated mRNA decay factor EBS1

1

0

Small-scale

0.249

Low

1059416

VAM6
Vacuolar morphogenesis protein 6

1

0

High-throughput

0.249

Low


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Last updated: 11Aug2025