Protein: CXB3
Gap junction beta-3 protein (Connexin-31) (Cx31)

Gene: CXB3, GJB3
Organism: Homo sapiens
Interactions: 19
UniProt ID: O75712

Gene Ontology (top 5):
GO:0001890 - placenta development
GO:0005243 - gap junction channel activity
GO:0005737 - cytoplasm
GO:0005921 - gap junction
GO:0005922 - connexin complex

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

291736

CXA3
Gap junction alpha-3 protein

1

15

High-throughput

0.691

High

291722

COMT
Catechol O-methyltransferase

2

3

High-throughput

0.606

High

291733

RPRM
Protein reprimo

2

2

High-throughput

0.606

High

220327

LAT
Linker for activation of T-cells family member 1

2

2

High-throughput

0.553

High

231788

MFS11
UNC93-like protein MFSD11

2

2

High-throughput

0.553

High

291723

IBP5
Insulin-like growth factor-binding protein 5

2

3

High-throughput

0.553

High

291726

SGMR2
Sigma intracellular receptor 2

2

2

High-throughput

0.553

High

291730

LHPL5
LHFPL tetraspan subfamily member 5 protein

2

6

High-throughput

0.553

High

291731

BT2A2
Butyrophilin subfamily 2 member A2

2

3

High-throughput

0.553

High

291732

GIMA5
GTPase IMAP family member 5

2

2

High-throughput

0.553

High

291737

SERP1
Stress-associated endoplasmic reticulum protein 1

2

1

High-throughput

0.553

High

291724

PHB1
Prohibitin 1

1

3

High-throughput

0.536

High

291725

ELAV1
ELAV-like protein 1

1

0

High-throughput

0.518

High

291735

VPP2
V-type proton ATPase 116 kDa subunit a 2

1

0

High-throughput

0.513

High

291727

CNST
Consortin

1

11

Small-scale

0.501

High

63625

A5PKU2
TUSC5 protein

1

1

High-throughput

0.470

High

291729

TARG1
Trafficking regulator of GLUT4 1

1

1

High-throughput

0.439

High

291728

TMUB2
Transmembrane and ubiquitin-like domain-containing protein 2

2

0

High-throughput

0.316

High

291734

PCYOX
Prenylcysteine oxidase 1

1

0

High-throughput

0.279

Low


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Last updated: 11Aug2025