Protein: CTNA2
Catenin alpha-2 (Alpha N-catenin) (Alpha-catenin-related protein)

Gene: CTNA2, CTNNA2
Organism: Homo sapiens
Interactions: 67
UniProt ID: P26232

Gene Ontology (top 5):
GO:0005200 - structural constituent of cytoskeleton
GO:0005634 - nucleus
GO:0005737 - cytoplasm
GO:0005829 - cytosol
GO:0005912 - adherens junction

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

684477

CTNA1
Catenin alpha-1

2

12

High-throughput

0.789

High

684478

CTNB1
Catenin beta-1

4

13

Small-scale

0.694

High

684509

SLIRP
SRA stem-loop-interacting RNA-binding protein, mitochondrial

1

1

High-throughput

0.691

High

684486

CADH8
Cadherin-8

3

20

High-throughput

0.662

High

684515

CNBP1
Beta-catenin-interacting protein 1

3

2

High-throughput

0.662

High

684475

CADH5
Cadherin-5

2

20

High-throughput

0.628

High

684491

G3BP1
Ras GTPase-activating protein-binding protein 1

1

1

High-throughput

0.618

High

529120

TAU
Microtubule-associated protein tau

2

3

High-throughput

0.611

High

555883

CADH1
Cadherin-1

2

20

High-throughput

0.611

High

684497

SAPC1
Suppressor APC domain-containing protein 1

3

1

High-throughput

0.609

High

167496

TX1B3
Tax1-binding protein 3

2

9

High-throughput

0.601

High

395521

ESR1
Estrogen receptor

2

4

High-throughput

0.571

High

684480

MP2K3
Dual specificity mitogen-activated protein kinase kinase 3

2

7

High-throughput

0.571

High

684488

RHOA
Transforming protein RhoA

2

15

High-throughput

0.571

High

684503

ESR2
Estrogen receptor beta

2

4

High-throughput

0.571

High

684495

GRDN
Girdin

1

5

Small-scale

0.561

High

362797

EGFR
Epidermal growth factor receptor

1

9

High-throughput

0.536

High

504707

FBSP1
F-box/SPRY domain-containing protein 1

1

7

High-throughput

0.536

High

684476

RYK
Tyrosine-protein kinase RYK

1

15

High-throughput

0.536

High

684487

CAD12
Cadherin-12

1

20

High-throughput

0.536

High

684489

ANK2
Ankyrin-2

1

2

High-throughput

0.536

High

684512

TF7L2
Transcription factor 7-like 2

1

2

High-throughput

0.536

High

684514

DUS22
Dual specificity protein phosphatase 22

1

3

High-throughput

0.536

High

684519

ZN639
Zinc finger protein 639

1

1

Small-scale

0.529

High

580732

PVR
Poliovirus receptor

1

0

High-throughput

0.513

High

684490

NAAA
N-acylethanolamine-hydrolyzing acid amidase

1

0

High-throughput

0.513

High

684499

CIR1
Corepressor interacting with RBPJ 1

1

0

High-throughput

0.513

High

684504

VPP1
V-type proton ATPase 116 kDa subunit a 1

1

0

High-throughput

0.513

High

684516

SDHF2
Succinate dehydrogenase assembly factor 2, mitochondrial

1

0

High-throughput

0.513

High

684520

FBXL5
F-box/LRR-repeat protein 5

1

0

High-throughput

0.513

High

684524

MB212
Protein mab-21-like 2

1

0

High-throughput

0.513

High

684500

PCD20
Protocadherin-20

1

1

High-throughput

0.489

High

684502

CLC2B
C-type lectin domain family 2 member B

1

2

High-throughput

0.489

High

684523

CLC4A
C-type lectin domain family 4 member A

1

2

High-throughput

0.489

High

371207

MYC
Myc proto-oncogene protein

1

2

High-throughput

0.479

High

400302

RAF1
RAF proto-oncogene serine/threonine-protein kinase

1

3

High-throughput

0.479

High

411386

NTRK1
High affinity nerve growth factor receptor

1

11

High-throughput

0.479

High

577623

PLAK
Junction plakoglobin

1

16

Small-scale

0.479

High

684482

UBE2A
Ubiquitin-conjugating enzyme E2 A

1

1

High-throughput

0.479

High

684483

MCM2
DNA replication licensing factor MCM2

1

2

High-throughput

0.479

High

684484

EPHA4
Ephrin type-A receptor 4

1

7

High-throughput

0.479

High

684496

PAN2
PAN2-PAN3 deadenylation complex catalytic subunit PAN2

1

1

High-throughput

0.479

High

684498

TRI67
Tripartite motif-containing protein 67

1

6

High-throughput

0.479

High

684510

GAN
Gigaxonin

1

1

High-throughput

0.479

High

684511

PKHA4
Pleckstrin homology domain-containing family A member 4

1

9

High-throughput

0.479

High

684517

ZRAN1
Ubiquitin thioesterase ZRANB1

1

3

High-throughput

0.479

High

684518

TES
Testin

1

15

High-throughput

0.479

High

684521

FBW1B
F-box/WD repeat-containing protein 11

1

3

High-throughput

0.479

High

684522

FZR1
Fizzy-related protein homolog

1

2

High-throughput

0.479

High

684474

2AAA
Serine/threonine-protein phosphatase 2A 65 kDa regulatory subunit A alpha isoform

1

0

High-throughput

0.458

High

684494

NBR1
Next to BRCA1 gene 1 protein

1

0

High-throughput

0.458

High

684508

CTIP
DNA endonuclease RBBP8

1

0

Small-scale

0.458

High

684513

SAS10
Something about silencing protein 10

1

0

High-throughput

0.458

High

684481

YAP1
Transcriptional coactivator YAP1

1

4

Small-scale

0.445

High

684485

TERA
Transitional endoplasmic reticulum ATPase

1

3

High-throughput

0.445

High

684492

CUL3
Cullin-3

1

2

High-throughput

0.445

High

684505

CEP63
Centrosomal protein of 63 kDa

1

3

High-throughput

0.445

High

684506

SYGP1
Ras/Rap GTPase-activating protein SynGAP

1

1

High-throughput

0.445

High

684507

ZBT18
Zinc finger and BTB domain-containing protein 18

1

1

High-throughput

0.445

High

684479

MUC18
Cell surface glycoprotein MUC18

1

1

High-throughput

0.437

High

254816

HCN1
Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 1

1

0

High-throughput

0.426

High

684493

CAC1C
Voltage-dependent L-type calcium channel subunit alpha-1C

1

0

High-throughput

0.426

High

684473

CD27
CD27 antigen

2

0

High-throughput

0.318

High

139181

UPK2
Uroplakin-2

1

0

High-throughput

0.279

Low

327034

NXPH3
Neurexophilin-3

1

0

High-throughput

0.279

Low

684501

LRN4L
LRRN4 C-terminal-like protein

1

0

High-throughput

0.279

Low

684525

PCDA8
Protocadherin alpha-8

1

0

High-throughput

0.279

Low


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Last updated: 11Aug2025