Protein: KCAB2
Voltage-gated potassium channel subunit beta-2 (EC 1.1.1.-) (K(+) channel subunit beta-2) (Kv-beta-2) (hKvbeta2)

Gene: KCAB2, KCNAB2
Organism: Homo sapiens
Interactions: 52
UniProt ID: Q13303

Gene Ontology (top 5):
GO:0005249 - voltage-gated potassium channel activity
GO:0005829 - cytosol
GO:0005856 - cytoskeleton
GO:0005886 - plasma membrane

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

595043

KCNA2
Potassium voltage-gated channel subfamily A member 2

5

13

Small-scale

0.912

High

648818

KCNA5
Potassium voltage-gated channel subfamily A member 5

4

13

Small-scale

0.892

High

1101457

KCAB1
Voltage-gated potassium channel subunit beta-1

4

14

High-throughput

0.881

High

216305

KCAB3
Voltage-gated potassium channel subunit beta-3

3

15

High-throughput

0.861

High

606064

KCNA6
Potassium voltage-gated channel subfamily A member 6

3

13

High-throughput

0.861

High

1101460

KCA10
Potassium voltage-gated channel subfamily A member 10

2

13

High-throughput

0.811

High

648770

KCNA4
Potassium voltage-gated channel subfamily A member 4

2

13

Small-scale

0.789

High

1101456

KCAB2
Voltage-gated potassium channel subunit beta-2

1

14

High-throughput

0.698

High

1101476

HAOX1
2-Hydroxyacid oxidase 1

3

0

High-throughput

0.629

High

387111

TNNC2
Troponin C, skeletal muscle

2

2

High-throughput

0.612

High

422046

A4
Amyloid-beta precursor protein

2

2

Small-scale

0.601

High

642842

KCNA3
Potassium voltage-gated channel subfamily A member 3

1

13

Small-scale

0.575

High

1101473

SHAN3
SH3 and multiple ankyrin repeat domains protein 3

1

3

Small-scale

0.552

High

529735

TAU
Microtubule-associated protein tau

1

5

High-throughput

0.536

High

838492

GRIA2
Glutamate receptor 2

1

1

High-throughput

0.536

High

843531

HD
Huntingtin

1

3

High-throughput

0.515

High

249610

SNX3
Sorting nexin-3

1

0

High-throughput

0.513

High

828359

PEX19
Peroxisomal biogenesis factor 19

1

0

High-throughput

0.513

High

856666

BAG6
Large proline-rich protein BAG6

1

0

High-throughput

0.513

High

1101466

RM50
Large ribosomal subunit protein mL50

1

0

High-throughput

0.513

High

861593

NEDD4
E3 ubiquitin-protein ligase NEDD4

1

4

High-throughput

0.501

High

1101472

NED4L
E3 ubiquitin-protein ligase NEDD4-like

1

4

High-throughput

0.501

High

1101462

BCOR
BCL-6 corepressor

1

2

High-throughput

0.489

High

1101477

ZN281
Zinc finger protein 281

1

1

High-throughput

0.489

High

927276

ATX1
Ataxin-1

1

0

High-throughput

0.486

High

278072

FLNB
Filamin-B

1

7

High-throughput

0.479

High

951653

PTEN
Phosphatidylinositol 3,4,5-trisphosphate 3-phosphatase and dual-specificity protein phosphatase PTEN

1

2

Small-scale

0.479

High

1026357

HSF1
Heat shock factor protein 1

1

3

High-throughput

0.479

High

1101458

GAPD1
GTPase-activating protein and VPS9 domain-containing protein 1

1

1

High-throughput

0.479

High

1101469

SIR1
NAD-dependent protein deacetylase sirtuin-1

1

1

Small-scale

0.479

High

1101474

KPCD2
Serine/threonine-protein kinase D2

1

3

High-throughput

0.479

High

482466

F16P1
Fructose-1,6-bisphosphatase 1

1

0

High-throughput

0.458

High

1101475

DISC1
Disrupted in schizophrenia 1 protein

1

1

High-throughput

0.457

High

438957

DCUP
Uroporphyrinogen decarboxylase

1

1

High-throughput

0.445

High

786084

LONM
Lon protease homolog, mitochondrial

1

11

High-throughput

0.445

High

830675

CCNF
Cyclin-F

1

1

High-throughput

0.445

High

1101463

EPHX4
Epoxide hydrolase 4

1

1

High-throughput

0.445

High

1101465

S35F6
Solute carrier family 35 member F6

1

1

High-throughput

0.445

High

1101470

SPTCS
Spatacsin

1

0

Small-scale

0.438

High

588605

RFA2
Replication protein A 32 kDa subunit

1

2

High-throughput

0.437

High

695362

RFA1
Replication protein A 70 kDa DNA-binding subunit

1

2

High-throughput

0.437

High

768099

RFA3
Replication protein A 14 kDa subunit

1

2

High-throughput

0.437

High

1101459

RRS1
Ribosome biogenesis regulatory protein homolog

1

1

High-throughput

0.407

High

1101467

ANR44
Serine/threonine-protein phosphatase 6 regulatory ankyrin repeat subunit B

1

1

High-throughput

0.407

High

1101468

MB213
Protein mab-21-like 3

1

1

High-throughput

0.407

High

886819

CEBPA
CCAAT/enhancer-binding protein alpha

1

1

High-throughput

0.373

High

1101464

CCAR2
Cell cycle and apoptosis regulator protein 2

3

0

High-throughput

0.347

High

935728

MFAP4
Microfibril-associated glycoprotein 4

2

0

High-throughput

0.313

High

1101471

LCOR
Ligand-dependent corepressor

1

0

High-throughput

0.282

High

881046

NASP
Nuclear autoantigenic sperm protein

1

0

High-throughput

0.279

Low

1101461

CRBG3
Very large A-kinase anchor protein

1

0

High-throughput

0.232

Low


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Last updated: 11Aug2025