Protein: B3GN3
N-acetyllactosaminide beta-1,3-N-acetylglucosaminyltransferase 3 (EC 2.4.1.149) (Beta-1,3-galactosyl-O-glycosyl-glycoprotein beta-1,3-N-acetylglucosaminyltransferase) (EC 2.4.1.146) (Beta-1,3-galactosyltransferase 8) (Beta-1,3-GalTase 8) (Beta3Gal-T8) (Beta3GalT8) (b3Gal-T8) (Beta-3-Gx-T8) (Core 1 extending beta-1,3-N-acetylglucosaminyltransferase) (Core1-beta3GlcNAcT) (Transmembrane protein 3) (UDP-Gal:beta-GlcNAc beta-1,3-galactosyltransferase 8) (UDP-GlcNAc:betaGal beta-1,3-N-acetylglucosaminyltransferase 3) (BGnT-3) (Beta-1,3-Gn-T3) (Beta-1,3-N-acetylglucosaminyltransferase 3) (Beta3Gn-T3) (UDP-galactose:beta-N-acetylglucosamine beta-1,3-galactosyltransferase 8)

Gene: B3GN3, B3GNT3
Organism: Homo sapiens
Interactions: 83
UniProt ID: Q9Y2A9

Gene Ontology (top 5):
GO:0000139 - Golgi membrane
GO:0005886 - plasma membrane
GO:0006493 - protein O-linked glycosylation
GO:0008499 - N-acetyl-beta-D-glucosaminide beta-(1,3)-galactosyltransferase activity
GO:0008532 - N-acetyllactosaminide beta-1,3-N-acetylglucosaminyltransferase activity

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1452396

B3GN2
N-acetyllactosaminide beta-1,3-N-acetylglucosaminyltransferase 2

1

1

High-throughput

0.691

High

130289

PGRC1
Membrane-associated progesterone receptor component 1

3

1

High-throughput

0.667

High

1346838

ZNT5
Proton-coupled zinc antiporter SLC30A5

3

16

High-throughput

0.667

High

239504

H6ST1
Heparan-sulfate 6-O-sulfotransferase 1

3

0

High-throughput

0.638

High

583979

CD19
B-lymphocyte antigen CD19

3

0

High-throughput

0.638

High

1312550

GLT12
Polypeptide N-acetylgalactosaminyltransferase 12

2

4

High-throughput

0.611

High

1338015

ZNT7
Zinc transporter 7

2

16

High-throughput

0.611

High

1239572

ZNT6
Zinc transporter 6

3

16

High-throughput

0.609

High

699269

CALX
Calnexin

2

6

High-throughput

0.574

High

1192012

TBB8
Tubulin beta-8 chain

2

7

High-throughput

0.558

High

1292565

AMGO1
Amphoterin-induced protein 1

2

5

High-throughput

0.558

High

161108

ADA10
Disintegrin and metalloproteinase domain-containing protein 10

1

3

High-throughput

0.536

High

364054

EGFR
Epidermal growth factor receptor

1

1

High-throughput

0.536

High

448080

ITAV
Integrin alpha-V

1

2

High-throughput

0.536

High

521054

HLAC
HLA class I histocompatibility antigen, C alpha chain

1

4

High-throughput

0.536

High

535691

BIP
Endoplasmic reticulum chaperone BiP

1

4

High-throughput

0.536

High

565743

AT1A3
Sodium/potassium-transporting ATPase subunit alpha-3

1

5

High-throughput

0.536

High

593544

PGFRA
Platelet-derived growth factor receptor alpha

1

2

High-throughput

0.536

High

607434

HLAG
HLA class I histocompatibility antigen, alpha chain G

1

4

High-throughput

0.536

High

1036262

NRG1
Pro-neuregulin-1, membrane-bound isoform

1

2

High-throughput

0.536

High

1083213

GALT1
Polypeptide N-acetylgalactosaminyltransferase 1

1

4

High-throughput

0.536

High

1143823

PON2
Serum paraoxonase/arylesterase 2

1

3

High-throughput

0.536

High

1180985

HFE
Hereditary hemochromatosis protein

1

7

High-throughput

0.536

High

1259584

TBA1A
Tubulin alpha-1A chain

1

6

High-throughput

0.536

High

1315957

CHSS2
Chondroitin sulfate synthase 2

1

8

High-throughput

0.536

High

1363167

CLC2B
C-type lectin domain family 2 member B

1

2

High-throughput

0.536

High

1381549

ERGI1
Endoplasmic reticulum-Golgi intermediate compartment protein 1

1

1

High-throughput

0.536

High

1410979

CSTN3
Calsyntenin-3

1

3

High-throughput

0.536

High

1454511

CHPF2
Chondroitin sulfate glucuronyltransferase

1

8

High-throughput

0.536

High

905710

IRAK1
Interleukin-1 receptor-associated kinase 1

1

0

High-throughput

0.513

High

1089135

HYAL2
Hyaluronidase-2

1

0

High-throughput

0.513

High

1090020

LMAN2
Vesicular integral-membrane protein VIP36

1

0

High-throughput

0.513

High

1175856

T132A
Transmembrane protein 132A

1

0

High-throughput

0.513

High

1193218

OFUT4
GDP-fucose protein O-fucosyltransferase 4

1

0

High-throughput

0.513

High

171027

CLGN
Calmegin

1

6

High-throughput

0.489

High

181462

PGRC2
Membrane-associated progesterone receptor component 2

1

1

High-throughput

0.489

High

282872

CRLF1
Cytokine receptor-like factor 1

1

1

High-throughput

0.489

High

388753

C1QB
Complement C1q subcomponent subunit B

1

2

High-throughput

0.489

High

548150

PSPC
Surfactant protein C

1

1

High-throughput

0.489

High

566878

PDIA4
Protein disulfide-isomerase A4

1

4

High-throughput

0.489

High

749646

ACSL1
Long-chain-fatty-acid--CoA ligase 1

1

1

High-throughput

0.489

High

933247

SLUR1
Secreted Ly-6/uPAR-related protein 1

1

1

High-throughput

0.489

High

1043191

TAP1
Antigen peptide transporter 1

1

1

High-throughput

0.489

High

1043245

TAP2
Antigen peptide transporter 2

1

1

High-throughput

0.489

High

1105593

OS9
Protein OS-9

1

4

High-throughput

0.489

High

1202265

DCAF6
DDB1- and CUL4-associated factor 6

1

1

High-throughput

0.489

High

1333216

AFG2A
ATPase family gene 2 protein homolog A

1

3

High-throughput

0.489

High

1333643

SUMF1
Formylglycine-generating enzyme

1

1

High-throughput

0.489

High

1364178

TM131
Transmembrane protein 131

1

1

High-throughput

0.489

High

1385004

COA7
Cytochrome c oxidase assembly factor 7

1

2

High-throughput

0.489

High

1388126

ERLEC
Endoplasmic reticulum lectin 1

1

4

High-throughput

0.489

High

1392702

MYO19
Unconventional myosin-XIX

1

1

High-throughput

0.489

High

1413004

CNPY3
Protein canopy homolog 3

1

1

High-throughput

0.489

High

1415285

PTSS2
Phosphatidylserine synthase 2

1

1

High-throughput

0.489

High

1439383

SDF2L
Stromal cell-derived factor 2-like protein 1

1

1

High-throughput

0.489

High

1460869

FBX2
F-box only protein 2

1

7

High-throughput

0.489

High

1286312

GALT7
N-acetylgalactosaminyltransferase 7

1

4

High-throughput

0.479

High

1329330

CGAT2
Chondroitin sulfate N-acetylgalactosaminyltransferase 2

1

6

High-throughput

0.479

High

1413596

LRFN3
Leucine-rich repeat and fibronectin type-III domain-containing protein 3

1

1

High-throughput

0.479

High

1433191

PIGU
GPI-anchor transamidase component PIGU

1

0

High-throughput

0.458

High

1432680

GHITM
Growth hormone-inducible transmembrane protein

1

2

High-throughput

0.437

High

1448336

FBX6
F-box only protein 6

1

7

High-throughput

0.437

High

1278674

CF120
UPF0669 protein C6orf120

3

0

High-throughput

0.347

High

1248347

PLGT2
Protein O-glucosyltransferase 2

2

0

High-throughput

0.318

High

1398816

MBOA7
Membrane-bound acylglycerophosphatidylinositol O-acyltransferase MBOAT7

2

0

High-throughput

0.318

High

1453631

SELN
Selenoprotein N

2

0

High-throughput

0.318

High

212617

GPAA1
GPI-anchor transamidase component GPAA1

1

0

High-throughput

0.279

Low

636035

PRPS3
Ribose-phosphate pyrophosphokinase 3

1

0

High-throughput

0.279

Low

1143702

NOMO1
BOS complex subunit NOMO1

1

0

High-throughput

0.279

Low

1210020

TM201
Transmembrane protein 201

1

0

High-throughput

0.279

Low

1333740

PCYXL
Prenylcysteine oxidase 1-like

1

0

High-throughput

0.279

Low

1341350

COQ8A
Atypical kinase COQ8A, mitochondrial

1

0

High-throughput

0.279

Low

1352287

DCA11
DDB1- and CUL4-associated factor 11

1

0

High-throughput

0.279

Low

1394419

NGLY1
Peptide-N(4)-(N-acetyl-beta-glucosaminyl)asparagine amidase

1

0

High-throughput

0.279

Low

1402208

PIGS
GPI-anchor transamidase component PIGS

1

0

High-throughput

0.279

Low

1403826

RMD3
Regulator of microtubule dynamics protein 3

1

0

High-throughput

0.279

Low

1411860

ZNG1A
Zinc-regulated GTPase metalloprotein activator 1A

1

0

High-throughput

0.279

Low

1416342

CHID1
Chitinase domain-containing protein 1

1

0

High-throughput

0.279

Low

1451542

CLN6
Ceroid-lipofuscinosis neuronal protein 6

1

0

High-throughput

0.279

Low

1462700

SPG7
Mitochondrial inner membrane m-AAA protease component paraplegin

1

0

High-throughput

0.279

Low

653665

HEMH
Ferrochelatase, mitochondrial

1

0

High-throughput

0.249

Low

1251228

DUSTY
Dual serine/threonine and tyrosine protein kinase

1

0

High-throughput

0.249

Low

1366376

GPI8
GPI-anchor transamidase

1

0

High-throughput

0.249

Low


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Last updated: 11Aug2025