Protein: PCNA
Proliferating cell nuclear antigen (PCNA)

Gene: PCNA
Organism: Bos taurus
Interactions: 13
UniProt ID: Q3ZBW4

Gene Ontology (top 5):
GO:0000122 - negative regulation of transcription by RNA polymerase II
GO:0000307 - cyclin-dependent protein kinase holoenzyme complex
GO:0000701 - purine-specific mismatch base pair DNA N-glycosylase activity
GO:0000785 - chromatin
GO:0001673 - male germ cell nucleus

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1191825

PCNA
Proliferating cell nuclear antigen

1

15

Small-scale

0.618

High

1053211

RFC2
Replication factor C subunit 2

1

13

Small-scale

0.553

High

1177677

Q29RS9
Replication factor C subunit 4

1

13

Small-scale

0.553

High

1081351

Q0VCV0
Replication protein A subunit

1

2

Small-scale

0.479

High

1177134

DHX9
ATP-dependent RNA helicase A

1

1

Small-scale

0.479

High

1181194

CDK4
Cyclin-dependent kinase 4

1

9

Small-scale

0.479

High

1191826

CDK2
Cyclin-dependent kinase 2

1

6

Small-scale

0.479

High

98926

F1MN93
DNA topoisomerase I

1

1

Small-scale

0.437

High

443579

TDT
DNA nucleotidylexotransferase

1

4

Small-scale

0.437

High

1036641

CDK5
Cyclin-dependent kinase 5

1

6

Small-scale

0.437

High

1168799

RPB4
DNA-directed RNA polymerase II subunit RPB4

1

0

Small-scale

0.249

Low

1179892

RPAB1
DNA-directed RNA polymerases I, II, and III subunit RPABC1

1

0

Small-scale

0.249

Low


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Last updated: 11Aug2025