Protein: SPAG4
Sperm-associated antigen 4 protein (Outer dense fiber-associated protein SPAG4) (SUN domain-containing protein 4)

Gene: SPAG4
Organism: Homo sapiens
Interactions: 36
UniProt ID: Q9NPE6

Gene Ontology (top 5):
GO:0005198 - structural molecule activity
GO:0005635 - nuclear envelope
GO:0005637 - nuclear inner membrane
GO:0005737 - cytoplasm
GO:0005856 - cytoskeleton

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1349420

SUN5
SUN domain-containing protein 5

2

12

High-throughput

0.783

High

1446308

SPAG4
Sperm-associated antigen 4 protein

1

12

High-throughput

0.621

High

849040

PTN9
Tyrosine-protein phosphatase non-receptor type 9

2

1

High-throughput

0.606

High

1312821

NRM
Nurim

2

2

High-throughput

0.606

High

335581

BMP10
Bone morphogenetic protein 10

2

0

High-throughput

0.580

High

1432141

TNMD
Tenomodulin

2

0

High-throughput

0.580

High

455937

ASGR1
Asialoglycoprotein receptor 1

2

5

High-throughput

0.553

High

1351826

CGAT1
Chondroitin sulfate N-acetylgalactosaminyltransferase 1

2

2

High-throughput

0.553

High

1134802

ODFP1
Outer dense fiber protein 1

1

0

Small-scale

0.537

High

535568

BIP
Endoplasmic reticulum chaperone BiP

1

1

High-throughput

0.536

High

1005416

CP4F2
Cytochrome P450 4F2

1

2

High-throughput

0.515

High

1315278

SEP12
Septin-12

1

0

Small-scale

0.504

High

1416860

TACAN
Transmembrane protein 120A

1

0

High-throughput

0.493

High

63701

A5PKU2
TUSC5 protein

1

1

High-throughput

0.470

High

1257139

PAXI1
PAX-interacting protein 1

1

1

High-throughput

0.439

High

1312129

TARG1
Trafficking regulator of GLUT4 1

1

1

High-throughput

0.439

High

144492

SCD
Stearoyl-CoA desaturase

2

0

High-throughput

0.316

High

160335

GOSR2
Golgi SNAP receptor complex member 2

2

0

High-throughput

0.316

High

350417

ABHGA
Phosphatidylserine lipase ABHD16A

2

0

High-throughput

0.316

High

515863

PEPA4
Pepsin A-4

2

0

High-throughput

0.316

High

666025

IBP5
Insulin-like growth factor-binding protein 5

2

0

High-throughput

0.316

High

688420

PPLA
Phospholamban

2

0

High-throughput

0.316

High

1129224

TM187
Transmembrane protein 187

2

0

High-throughput

0.316

High

1205542

M4A13
Membrane-spanning 4-domains subfamily A member 13

2

0

High-throughput

0.316

High

1216452

TSPO2
Translocator protein 2

2

0

High-throughput

0.316

High

1275412

ERMP1
Endoplasmic reticulum metallopeptidase 1

2

0

High-throughput

0.316

High

1379849

SCAM4
Secretory carrier-associated membrane protein 4

2

0

High-throughput

0.316

High

1392176

RUSF1
RUS family member 1

2

0

High-throughput

0.316

High

1394458

SC22A
Vesicle-trafficking protein SEC22a

2

0

High-throughput

0.316

High

1432038

TMM60
Transmembrane protein 60

2

0

High-throughput

0.316

High

141790

MFNG
Beta-1,3-N-acetylglucosaminyltransferase manic fringe

1

0

High-throughput

0.279

Low

723263

ACHB4
Neuronal acetylcholine receptor subunit beta-4

1

0

High-throughput

0.279

Low

1111718

STIM1
Stromal interaction molecule 1

1

0

High-throughput

0.279

Low

1249655

ZDH24
Probable palmitoyltransferase ZDHHC24

1

0

High-throughput

0.268

Low

1310957

ZNT8
Proton-coupled zinc antiporter SLC30A8

1

0

High-throughput

0.268

Low


Service provided by Combinatics, Japan

Last updated: 11Aug2025