Protein: CBF3B
Centromere DNA-binding protein complex CBF3 subunit B (Centromere protein 3)

Gene: CBF3B, CEP3
Organism: Saccharomyces cerevisiae S288C
Interactions: 47
UniProt ID: P40969

Gene Ontology (top 5):
GO:0000776 - kinetochore
GO:0000921 - septin ring assembly
GO:0000981 - DNA-binding transcription factor activity, RNA polymerase II-specific
GO:0007094 - mitotic spindle assembly checkpoint signaling
GO:0008270 - zinc ion binding

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

829976

SKP1
Suppressor of kinetochore protein 1

6

0

Small-scale

0.894

High

829970

CBF3B
Centromere DNA-binding protein complex CBF3 subunit B

3

0

Small-scale

0.817

High

763778

CBF3C
Centromere DNA-binding protein complex CBF3 subunit C

7

0

Small-scale

0.719

High

738752

CBF3A
Centromere DNA-binding protein complex CBF3 subunit A

5

1

Small-scale

0.709

High

826565

DSN1
Kinetochore-associated protein DSN1

4

0

Small-scale

0.643

High

829972

BIR1
Chromosomal passenger complex protein BIR1

2

0

Small-scale

0.551

High

602012

CBF1
Centromere-binding protein 1

1

0

Small-scale

0.537

High

829981

CENPQ
Inner kinetochore subunit OKP1

1

0

Small-scale

0.493

High

736162

PLC1
1-phosphatidylinositol 4,5-bisphosphate phosphodiesterase 1

1

0

Small-scale

0.486

High

829983

CENPP
Inner kinetochore subunit CTF19

1

0

Small-scale

0.486

High

665829

KPC1
Protein kinase C-like 1

1

0

High-throughput

0.460

High

829971

GZF3
Protein GZF3

1

0

High-throughput

0.460

High

707354

TF2B
Transcription initiation factor IIB

1

0

High-throughput

0.458

High

797339

INCE
Inner centromere protein SLI15

1

0

Small-scale

0.458

High

797886

CENPU
Inner kinetochore subunit AME1

1

0

Small-scale

0.458

High

829973

NNF1
Kinetochore-associated protein NNF1

1

0

Small-scale

0.458

High

735516

IRE1
Serine/threonine-protein kinase/endoribonuclease IRE1

1

1

High-throughput

0.437

High

779260

CENPA
Histone H3-like centromeric protein CSE4

1

0

Small-scale

0.426

High

646434

RAD53
Serine/threonine-protein kinase RAD53

1

0

Small-scale

0.269

Low

829975

UBC9
SUMO-conjugating enzyme UBC9

1

0

Small-scale

0.265

Low

829990

PSY3
Platinum sensitivity protein 3

1

0

High-throughput

0.265

Low

829977

ATG1
Serine/threonine-protein kinase ATG1

1

0

Small-scale

0.261

Low

672420

STE50
Protein STE50

1

0

High-throughput

0.251

Low

777063

BDF1
Bromodomain-containing factor 1

1

0

High-throughput

0.251

Low

779489

YKT6
Synaptobrevin homolog YKT6

1

0

High-throughput

0.251

Low

780584

CUE2
Endonuclease CUE2

1

0

High-throughput

0.251

Low

796321

FL2D
Protein MUM2

1

0

High-throughput

0.251

Low

817727

TSC11
Target of rapamycin complex 2 subunit TSC11

1

0

High-throughput

0.251

Low

818593

YEY8
Uncharacterized protein YER158C

1

0

High-throughput

0.251

Low

824646

BNR1
BNI1-related protein 1

1

0

High-throughput

0.251

Low

829974

BUL1
Ubiquitin ligase-binding protein BUL1

1

0

High-throughput

0.251

Low

829978

SGF73
SAGA complex subunit SGF73

1

0

High-throughput

0.251

Low

829979

NNF2
Protein NNF2

1

0

High-throughput

0.251

Low

829982

NUM1
Nuclear migration protein NUM1

1

0

High-throughput

0.251

Low

829984

SPG3
Stationary phase protein 3

1

0

High-throughput

0.251

Low

829985

ATG17
Autophagy-related protein 17

1

0

High-throughput

0.251

Low

829986

ARR1
Arsenical-resistance protein ARR1

1

0

High-throughput

0.251

Low

829987

RXT3
Transcriptional regulatory protein RXT3

1

0

High-throughput

0.251

Low

829988

NOP53
Ribosome biogenesis protein NOP53

1

0

High-throughput

0.251

Low

829991

ERP3
Protein ERP3

1

0

High-throughput

0.251

Low

829980

DAM1
DASH complex subunit DAM1

1

0

Small-scale

0.249

Low

829989

YG11A
Transposon Ty1-GR1 Gag polyprotein

1

0

High-throughput

0.249

Low

394649

EF1A
Elongation factor 1-alpha

1

0

High-throughput

0.232

Low

453646

PYR1
Multifunctional protein URA2

1

0

High-throughput

0.232

Low

526926

HSP72
Heat shock protein SSA2

1

0

High-throughput

0.232

Low

631945

SRP54
Signal recognition particle subunit SRP54

1

0

High-throughput

0.232

Low


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Last updated: 11Aug2025