Protein: DPOA2
DNA polymerase alpha subunit B (DNA polymerase I subunit B) (DNA polymerase alpha:primase complex p86 subunit) (Pol alpha-primase complex p86 subunit) (DNA polymerase-primase complex p74 subunit)

Gene: DPOA2, POL12
Organism: Saccharomyces cerevisiae S288C
Interactions: 49
UniProt ID: P38121

Gene Ontology (top 5):
GO:0003677 - DNA binding
GO:0005634 - nucleus
GO:0005635 - nuclear envelope
GO:0005658 - alpha DNA polymerase:primase complex
GO:0006270 - DNA replication initiation

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

561307

DPOLA
DNA polymerase alpha catalytic subunit A

11

5

Small-scale

0.976

High

521116

PRI1
DNA primase small subunit

4

3

Small-scale

0.694

High

632845

PRI2
DNA primase large subunit

4

2

Small-scale

0.694

High

793822

STN1
Protein STN1

4

0

Small-scale

0.665

High

793818

RFC5
Replication factor C subunit 5

2

2

High-throughput

0.621

High

793819

RFC3
Replication factor C subunit 3

2

2

High-throughput

0.621

High

793820

RFC1
Replication factor C subunit 1

2

2

High-throughput

0.621

High

793826

RFC4
Replication factor C subunit 4

2

3

High-throughput

0.621

High

793833

CTF4
DNA polymerase alpha-binding protein

3

0

Small-scale

0.619

High

793823

POP2
Poly(A) ribonuclease POP2

2

0

High-throughput

0.595

High

523702

HSP71
Heat shock protein SSA1

2

1

High-throughput

0.552

High

544581

SSB1
Ribosome-associated molecular chaperone SSB1

2

2

High-throughput

0.552

High

435034

RS3
Small ribosomal subunit protein uS3

2

0

High-throughput

0.547

High

574793

UBC3
Ubiquitin-conjugating enzyme E2-34 kDa

1

0

High-throughput

0.493

High

649486

UBA1
Ubiquitin-activating enzyme E1 1

1

0

High-throughput

0.493

High

793829

IMDH3
Inosine-5'-monophosphate dehydrogenase 3

1

1

High-throughput

0.489

High

647755

RFA1
Replication factor A protein 1

1

1

High-throughput

0.479

High

712974

MCM2
DNA replication licensing factor MCM2

1

2

Small-scale

0.479

High

721368

MCM4
DNA replication licensing factor MCM4

1

2

Small-scale

0.479

High

735375

MCM10
Minichromosome maintenance protein 10

1

1

Small-scale

0.479

High

392604

HSP82
ATP-dependent molecular chaperone HSP82

1

0

High-throughput

0.458

High

594332

RPB3
DNA-directed RNA polymerase II subunit RPB3

1

0

High-throughput

0.458

High

646379

RAD53
Serine/threonine-protein kinase RAD53

1

0

High-throughput

0.458

High

706874

TF2B
Transcription initiation factor IIB

1

0

High-throughput

0.458

High

751203

MED9
Mediator of RNA polymerase II transcription subunit 9

1

0

High-throughput

0.458

High

793831

UBP10
Ubiquitin carboxyl-terminal hydrolase 10

1

0

Small-scale

0.458

High

793832

APJ1
J domain-containing protein APJ1

1

0

High-throughput

0.458

High

793836

SCC1
Sister chromatid cohesion protein 1

1

0

High-throughput

0.458

High

793837

SMT3
Ubiquitin-like protein SMT3

1

0

Small-scale

0.458

High

793838

PSF1
DNA replication complex GINS protein PSF1

1

0

Small-scale

0.458

High

741419

HSP7F
Heat shock protein homolog SSE1

1

2

High-throughput

0.445

High

793824

SSB2
Ribosome-associated molecular chaperone SSB2

1

2

High-throughput

0.445

High

688742

RFA2
Replication factor A protein 2

1

1

High-throughput

0.437

High

403479

PABP
Polyadenylate-binding protein, cytoplasmic and nuclear

1

0

High-throughput

0.426

High

793828

RL4B
Large ribosomal subunit protein uL4B

1

0

High-throughput

0.426

High

793834

SLD5
DNA replication complex GINS protein SLD5

1

0

Small-scale

0.426

High

712549

RL8B
Large ribosomal subunit protein eL8B

1

1

High-throughput

0.407

High

793821

IMDH2
Inosine-5'-monophosphate dehydrogenase 2

1

1

High-throughput

0.407

High

673657

USO1
Intracellular protein transport protein USO1

2

0

High-throughput

0.324

High

482004

C1TM
C-1-tetrahydrofolate synthase, mitochondrial

2

0

High-throughput

0.307

High

793830

BRE5
UBP3-associated protein BRE5

1

0

High-throughput

0.279

Low

512398

RS6A
Small ribosomal subunit protein eS6A

1

0

High-throughput

0.249

Low

793827

RS12
Small ribosomal subunit protein eS12

1

0

High-throughput

0.249

Low

793835

RS10A
Small ribosomal subunit protein eS10A

1

0

High-throughput

0.249

Low

427239

RLA0
Large ribosomal subunit protein uL10

1

0

High-throughput

0.232

Low

432552

RL7A
Large ribosomal subunit protein uL30A

1

0

High-throughput

0.232

Low

655441

RS3A2
Small ribosomal subunit protein eS1B

1

0

High-throughput

0.232

Low

752167

HSP78
Heat shock protein 78, mitochondrial

1

0

High-throughput

0.232

Low

793825

RL13B
Large ribosomal subunit protein eL13B

1

0

High-throughput

0.232

Low


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Last updated: 11Aug2025