Protein: ASTRB
Protein Aster-B (GRAM domain-containing protein 1B)

Gene: ASTRB, GRAMD1B
Organism: Homo sapiens
Interactions: 82
UniProt ID: Q3KR37

Gene Ontology (top 5):
GO:0001786 - phosphatidylserine binding
GO:0005789 - endoplasmic reticulum membrane
GO:0005886 - plasma membrane
GO:0015485 - cholesterol binding
GO:0016020 - membrane

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1186421

ASTRA
Protein Aster-A

3

8

High-throughput

0.855

High

1186408

ASTRC
Protein Aster-C

2

8

High-throughput

0.811

High

997755

CSK21
Casein kinase II subunit alpha

4

8

High-throughput

0.691

High

1186427

PDD2L
Programmed cell death protein 2-like

3

0

High-throughput

0.634

High

855326

5HT3A
5-hydroxytryptamine receptor 3A

2

8

High-throughput

0.628

High

1186409

AGRG5
Adhesion G-protein coupled receptor G5

2

1

High-throughput

0.628

High

1186434

TMX1
Thioredoxin-related transmembrane protein 1

2

6

High-throughput

0.628

High

1186443

PCDGG
Protocadherin gamma-B4

2

4

High-throughput

0.628

High

1186422

GRM2B
GRAM domain-containing protein 2B

3

8

High-throughput

0.609

High

1186397

CEP55
Centrosomal protein of 55 kDa

2

0

High-throughput

0.602

High

1186416

TPC14
Trafficking protein particle complex subunit 14

2

0

High-throughput

0.602

High

1186417

TM131
Transmembrane protein 131

2

0

High-throughput

0.602

High

1186419

TTC17
Tetratricopeptide repeat protein 17

2

0

High-throughput

0.602

High

1186447

FND3A
Fibronectin type-III domain-containing protein 3A

2

0

High-throughput

0.602

High

625420

CSK22
Casein kinase II subunit alpha'

3

7

High-throughput

0.593

High

1186405

FRMD5
FERM domain-containing protein 5

2

0

High-throughput

0.576

High

1186423

DNJC1
DnaJ homolog subfamily C member 1

2

13

High-throughput

0.571

High

1186436

ST7
Suppressor of tumorigenicity 7 protein

2

1

High-throughput

0.571

High

851125

ACHA4
Neuronal acetylcholine receptor subunit alpha-4

1

5

High-throughput

0.536

High

952499

CTXN1
Cortexin-1

1

1

High-throughput

0.536

High

964014

COPZ1
Coatomer subunit zeta-1

1

1

High-throughput

0.536

High

1186406

HOME1
Homer protein homolog 1

1

1

High-throughput

0.536

High

1186407

GRM2A
GRAM domain-containing protein 2A

1

8

High-throughput

0.536

High

1186410

LSME2
Leucine-rich single-pass membrane protein 2

1

1

High-throughput

0.536

High

1186433

TTYH1
Protein tweety homolog 1

1

2

High-throughput

0.536

High

1186444

TN13B
Tumor necrosis factor ligand superfamily member 13B

1

1

High-throughput

0.536

High

1186414

CSK23
Casein kinase II subunit alpha 3

2

7

High-throughput

0.521

High

774151

ADDB
Beta-adducin

1

0

High-throughput

0.513

High

1064711

CD47
Leukocyte surface antigen CD47

1

0

High-throughput

0.513

High

1157358

EXT1
Exostosin-1

1

0

High-throughput

0.513

High

1186399

IPIL1
Inositol 1,4,5-trisphosphate receptor-interacting protein-like 1

1

0

High-throughput

0.513

High

1186438

NDE1
Nuclear distribution protein nudE homolog 1

1

0

High-throughput

0.513

High

49783

CLRN2
Clarin-2

1

2

High-throughput

0.489

High

1186412

TTC13
Tetratricopeptide repeat protein 13

1

2

High-throughput

0.489

High

218249

TGON2
Trans-Golgi network integral membrane protein 2

1

4

High-throughput

0.479

High

291362

NU155
Nuclear pore complex protein Nup155

1

3

High-throughput

0.479

High

837644

LAP2B
Lamina-associated polypeptide 2, isoforms beta/gamma

1

1

High-throughput

0.479

High

847548

SSRA
Translocon-associated protein subunit alpha

1

1

High-throughput

0.479

High

894782

EMD
Emerin

1

2

High-throughput

0.479

High

951181

SC61B
Protein transport protein Sec61 subunit beta

1

1

High-throughput

0.479

High

962109

RHOA
Transforming protein RhoA

1

3

High-throughput

0.479

High

1140361

KIF14
Kinesin-like protein KIF14

1

1

High-throughput

0.479

High

1186400

STYK1
Tyrosine-protein kinase STYK1

1

3

High-throughput

0.479

High

1186402

SYNE3
Nesprin-3

1

1

High-throughput

0.479

High

1186415

RHBL4
Rhomboid-related protein 4

1

1

High-throughput

0.479

High

1186426

SEC62
Translocation protein SEC62

1

2

High-throughput

0.479

High

1186429

DERL1
Derlin-1

1

1

High-throughput

0.479

High

1186432

DJC25
DnaJ homolog subfamily C member 25

1

6

High-throughput

0.479

High

1186435

TMT1A
Thiol S-methyltransferase TMT1A

1

1

High-throughput

0.479

High

1186442

ALK
ALK tyrosine kinase receptor

1

3

High-throughput

0.479

High

223094

PRC1
Protein regulator of cytokinesis 1

1

0

High-throughput

0.458

High

973195

RS13
Small ribosomal subunit protein uS15

1

0

High-throughput

0.458

High

1186439

ELOV5
Very long chain fatty acid elongase 5

1

0

High-throughput

0.458

High

287938

MYCB2
E3 ubiquitin-protein ligase MYCBP2

1

2

High-throughput

0.445

High

877671

SL9A3
Sodium/hydrogen exchanger 3

1

7

High-throughput

0.445

High

1186398

CTL4
Choline transporter-like protein 4

1

3

High-throughput

0.445

High

1186403

ILDR2
Immunoglobulin-like domain-containing receptor 2

1

1

High-throughput

0.445

High

1186420

MIB2
E3 ubiquitin-protein ligase MIB2

1

2

High-throughput

0.445

High

1186431

S4A5
Electrogenic sodium bicarbonate cotransporter 4

1

2

High-throughput

0.445

High

1186446

DJC16
DnaJ homolog subfamily C member 16

1

7

High-throughput

0.445

High

1186418

CELF1
CUGBP Elav-like family member 1

1

0

High-throughput

0.438

High

1186413

DHB11
Estradiol 17-beta-dehydrogenase 11

1

3

High-throughput

0.437

High

1186437

OTULL
Inactive ubiquitin thioesterase OTULINL

1

3

High-throughput

0.437

High

991555

DYL1
Dynein light chain 1, cytoplasmic

1

0

High-throughput

0.426

High

1186404

MAEA
E3 ubiquitin-protein transferase MAEA

1

0

High-throughput

0.426

High

1186428

SYT11
Synaptotagmin-11

1

0

High-throughput

0.426

High

1186449

TBL2
Transducin beta-like protein 2

1

0

High-throughput

0.426

High

1186411

MACOI
Macoilin

1

1

High-throughput

0.407

High

874036

TPC10
Trafficking protein particle complex subunit 10

2

0

High-throughput

0.328

High

1186425

TPPC9
Trafficking protein particle complex subunit 9

2

0

High-throughput

0.328

High

1186430

GTPB2
GTP-binding protein 2

2

0

High-throughput

0.328

High

1186445

TPPC4
Trafficking protein particle complex subunit 4

2

0

High-throughput

0.328

High

1186448

ZBTB1
Zinc finger and BTB domain-containing protein 1

2

0

High-throughput

0.328

High

884644

SYHM
Histidine--tRNA ligase, mitochondrial

1

0

High-throughput

0.279

Low

1186424

RBM14
RNA-binding protein 14

1

0

High-throughput

0.279

Low

1186440

TPC2L
Trafficking protein particle complex subunit 2-like protein

1

0

High-throughput

0.279

Low

1186441

ANR50
Ankyrin repeat domain-containing protein 50

1

0

High-throughput

0.279

Low

622818

ERCC3
General transcription and DNA repair factor IIH helicase/translocase subunit XPB

1

0

High-throughput

0.232

Low

653349

HEMH
Ferrochelatase, mitochondrial

1

0

High-throughput

0.232

Low

977127

YPEL5
Protein yippee-like 5

1

0

High-throughput

0.232

Low

995068

CSK2B
Casein kinase II subunit beta

1

0

High-throughput

0.232

Low

1186401

CCBE1
Collagen and calcium-binding EGF domain-containing protein 1

1

0

High-throughput

0.232

Low


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Last updated: 11Aug2025