Protein: S6A20
Sodium- and chloride-dependent transporter XTRP3 (Sodium/imino-acid transporter 1) (Solute carrier family 6 member 20) (Transporter rB21A homolog)

Gene: S6A20, SLC6A20
Organism: Homo sapiens
Interactions: 77
UniProt ID: Q9NP91

Gene Ontology (top 5):
GO:0005298 - proline:sodium symporter activity
GO:0005886 - plasma membrane
GO:0006865 - amino acid transport
GO:0015171 - amino acid transmembrane transporter activity
GO:0015175 - neutral L-amino acid transmembrane transporter activity

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

1418458

ACE2
Angiotensin-converting enzyme 2

2

5

Small-scale

0.789

High

950694

KR108
Keratin-associated protein 10-8

3

8

High-throughput

0.616

High

1446040

AT8A1
Phospholipid-transporting ATPase IA

2

7

High-throughput

0.601

High

1277416

NT2NA
Notch homolog 2 N-terminal-like protein A

2

2

High-throughput

0.578

High

1059745

KRA11
Keratin-associated protein 1-1

2

8

High-throughput

0.553

High

1309895

TEX2
Testis-expressed protein 2

2

1

High-throughput

0.549

High

1446037

TM242
Transmembrane protein 242

2

1

High-throughput

0.549

High

65457

TLCD2
TLC domain-containing protein 2

1

3

High-throughput

0.536

High

754599

S10A3
Protein S100-A3

1

1

High-throughput

0.536

High

950411

KR107
Keratin-associated protein 10-7

1

8

High-throughput

0.523

High

950898

KR109
Keratin-associated protein 10-9

1

8

High-throughput

0.523

High

1250322

ATL4
ADAMTS-like protein 4

1

1

High-throughput

0.523

High

193724

TPSN
Tapasin

1

3

High-throughput

0.514

High

516723

VSIG8
V-set and immunoglobulin domain-containing protein 8

1

4

High-throughput

0.514

High

1207488

CAHM4
Calcium homeostasis modulator protein 4

1

0

High-throughput

0.513

High

1236042

HPHL1
Ferroxidase HEPHL1

1

0

High-throughput

0.513

High

1353666

LRC15
Leucine-rich repeat-containing protein 15

1

0

High-throughput

0.513

High

1361318

CTR3
Cationic amino acid transporter 3

1

0

High-throughput

0.513

High

1240591

MBOA5
Lysophospholipid acyltransferase 5

1

1

High-throughput

0.489

High

1329526

FITM2
Acyl-coenzyme A diphosphatase FITM2

1

2

High-throughput

0.489

High

1357383

NAT14
Probable N-acetyltransferase 14

1

5

High-throughput

0.489

High

1382727

RFT1
Man(5)GlcNAc(2)-PP-dolichol translocation protein RFT1

1

2

High-throughput

0.489

High

1384187

TM186
Transmembrane protein 186

1

2

High-throughput

0.489

High

1386086

ACSF2
Medium-chain acyl-CoA ligase ACSF2, mitochondrial

1

1

High-throughput

0.489

High

791747

SYUA
Alpha-synuclein

1

10

High-throughput

0.481

High

517115

NT2NC
Notch homolog 2 N-terminal-like protein C

1

3

High-throughput

0.470

High

950132

KR105
Keratin-associated protein 10-5

1

8

High-throughput

0.470

High

1131235

MESD
LRP chaperone MESD

1

0

High-throughput

0.460

High

184519

SURF4
Surfeit locus protein 4

1

4

High-throughput

0.445

High

230847

EXTL3
Exostosin-like 3

1

1

High-throughput

0.445

High

443985

ATPB
ATP synthase F(1) complex subunit beta, mitochondrial

1

2

High-throughput

0.445

High

690393

STOM
Stomatin

1

5

High-throughput

0.445

High

902225

RAB13
Ras-related protein Rab-13

1

5

High-throughput

0.445

High

989879

GNAI1
Guanine nucleotide-binding protein G(i) subunit alpha-1

1

3

High-throughput

0.445

High

1253801

QSOX2
Sulfhydryl oxidase 2

1

8

High-throughput

0.445

High

1256357

AN13D
Ankyrin repeat domain-containing protein 13D

1

5

High-throughput

0.445

High

1315858

AN13A
Ankyrin repeat domain-containing protein 13A

1

4

High-throughput

0.445

High

1350146

SPP
Signal peptide peptidase

1

3

High-throughput

0.445

High

1369945

ARHG1
Rho guanine nucleotide exchange factor 1

1

1

High-throughput

0.445

High

1407220

ABCA3
Phospholipid-transporting ATPase ABCA3

1

1

High-throughput

0.445

High

1411027

COR1B
Coronin-1B

1

3

High-throughput

0.445

High

1412679

ESYT1
Extended synaptotagmin-1

1

6

High-throughput

0.445

High

1446035

RTN4
Reticulon-4

1

5

High-throughput

0.445

High

1446036

CNNM1
Metal transporter CNNM1

1

2

High-throughput

0.445

High

685957

KRA59
Keratin-associated protein 5-9

1

7

High-throughput

0.439

High

949784

KR101
Keratin-associated protein 10-1

1

8

High-throughput

0.439

High

950011

KR103
Keratin-associated protein 10-3

1

8

High-throughput

0.439

High

506671

GPHRB
Golgi pH regulator B

1

7

High-throughput

0.437

High

403227

APOB
Apolipoprotein B-100

1

0

High-throughput

0.426

High

85408

GPHRA
Golgi pH regulator A

1

7

High-throughput

0.407

High

161257

EI24
Etoposide-induced protein 2.4 homolog

1

5

High-throughput

0.407

High

168329

HAT1
Histone acetyltransferase type B catalytic subunit

1

1

High-throughput

0.407

High

170975

CLGN
Calmegin

1

17

High-throughput

0.407

High

299698

ATP5L
ATP synthase F(0) complex subunit g, mitochondrial

1

2

High-throughput

0.407

High

350416

ABHGA
Phosphatidylserine lipase ABHD16A

1

2

High-throughput

0.407

High

617605

ATP5J
ATP synthase peripheral stalk subunit F6, mitochondrial

1

2

High-throughput

0.407

High

665726

AT5F1
ATP synthase peripheral stalk subunit b, mitochondrial

1

2

High-throughput

0.407

High

717611

PDIA3
Protein disulfide-isomerase A3

1

4

High-throughput

0.407

High

906184

AL3A2
Aldehyde dehydrogenase family 3 member A2

1

3

High-throughput

0.407

High

940693

ATP5I
ATP synthase F(0) complex subunit e, mitochondrial

1

2

High-throughput

0.407

High

1147856

DHC24
Delta(24)-sterol reductase

1

4

High-throughput

0.407

High

1216245

H37
Histone H3-7

1

1

High-throughput

0.407

High

1333445

XXLT1
Xyloside xylosyltransferase 1

1

1

High-throughput

0.407

High

1352525

GPX8
Probable glutathione peroxidase 8

1

1

High-throughput

0.407

High

1352944

PO210
Nuclear pore membrane glycoprotein 210

1

5

High-throughput

0.407

High

1430257

5NT3A
Cytosolic 5'-nucleotidase 3A

1

3

High-throughput

0.407

High

1432546

SNX25
Sorting nexin-25

1

12

High-throughput

0.407

High

1439657

TM9S3
Transmembrane 9 superfamily member 3

1

7

High-throughput

0.407

High

1446038

CNIH4
Protein cornichon homolog 4

1

4

High-throughput

0.407

High

1446039

DJC16
DnaJ homolog subfamily C member 16

1

8

High-throughput

0.407

High

70490

CRTP1
Cysteine-rich tail protein 1

2

0

High-throughput

0.316

High

397814

ATP8
ATP synthase F(0) complex subunit 8

1

0

High-throughput

0.279

Low

635

NBPFJ
NBPF family member NBPF19

1

0

High-throughput

0.251

Low

298812

ATP5H
ATP synthase peripheral stalk subunit d, mitochondrial

1

0

High-throughput

0.232

Low

1219754

ZMYM4
Zinc finger MYM-type protein 4

1

0

High-throughput

0.232

Low

1381399

MUL1
Mitochondrial ubiquitin ligase activator of NFKB 1

1

0

High-throughput

0.232

Low

1382207

CCD47
PAT complex subunit CCDC47

1

0

High-throughput

0.232

Low


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Last updated: 11Aug2025