Protein: PTR1
Protein NRT1/ PTR FAMILY 8.1 (AtNPF8.1) (Peptide transporter PTR1)

Gene: PTR1, NPF8.1
Organism: Arabidopsis thaliana
Interactions: 31
UniProt ID: Q9M390

Gene Ontology (top 5):
GO:0005886 - plasma membrane
GO:0009506 - plasmodesma
GO:0015031 - protein transport
GO:0042937 - tripeptide transmembrane transporter activity
GO:0042938 - dipeptide transport

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

265553

IQD6
Protein IQ-DOMAIN 6

1

9

High-throughput

0.541

High

945470

ACBP6
Acyl-CoA-binding domain-containing protein 6

1

3

High-throughput

0.541

High

1318996

BETL2
Bet1-like protein At1g29060

1

17

High-throughput

0.541

High

1342688

Q8RYE2
Camphor resistance CrcB family protein

1

4

High-throughput

0.541

High

1374202

AB12I
Protein ABCI12, chloroplastic

1

4

High-throughput

0.541

High

1376151

BET12
Bet1-like SNARE 1-2

1

17

High-throughput

0.541

High

1426876

NHL3
NDR1/HIN1-like protein 3

1

20

High-throughput

0.541

High

1442437

VP601
Vacuolar protein sorting-associated protein 60.1

1

7

High-throughput

0.541

High

1444561

Q9SX96
BOS complex subunit TMEM147

1

9

High-throughput

0.541

High

1444563

MSBP1
Membrane steroid-binding protein 1

1

7

High-throughput

0.541

High

1284549

HHP2
Heptahelical transmembrane protein 2

1

17

High-throughput

0.494

High

1299592

AKT6
Potassium channel AKT6

1

3

High-throughput

0.494

High

1342437

Q8RY98
Serine/Threonine-kinase RLCKVII protein

1

10

High-throughput

0.494

High

1354615

TBL18
Protein trichome birefringence-like 18

1

3

High-throughput

0.494

High

1376714

Q94K72
Ephrin-A3 protein

1

6

High-throughput

0.494

High

1409191

Q9AST5
ER membrane protein complex subunit 6

1

10

High-throughput

0.494

High

1422190

CNIH1
Protein cornichon homolog 1

1

11

High-throughput

0.494

High

1422542

CP21D
Peptidyl-prolyl cis-trans isomerase CYP21-4

1

10

High-throughput

0.494

High

1441578

PAGR
Protein PECTIC ARABINOGALACTAN SYNTHESIS-RELATED

1

3

High-throughput

0.494

High

1442028

WAK3
Wall-associated receptor kinase 3

1

6

High-throughput

0.494

High

1442237

Q9LNM6
At1g34640

1

7

High-throughput

0.494

High

1442683

MPSR1
E3 ubiquitin-protein ligase MPSR1

1

1

High-throughput

0.494

High

1442901

UBC32
Ubiquitin-conjugating enzyme E2 32

1

20

High-throughput

0.494

High

1443822

Q9LYI4
Harpin-induced protein

1

20

High-throughput

0.494

High

1444559

UBC34
Ubiquitin-conjugating enzyme E2 34

1

20

High-throughput

0.494

High

1444560

Q9SIE6
Hydroxyproline-rich glycoprotein family protein

1

20

High-throughput

0.494

High

1444562

HHP4
Heptahelical transmembrane protein 4

1

17

High-throughput

0.494

High

847224

PIP21
Aquaporin PIP2-1

1

5

High-throughput

0.479

High

1056198

PIP12
Aquaporin PIP1-2

1

4

High-throughput

0.479

High

1320007

Q8LEC2
At4g30500

1

11

High-throughput

0.439

High

1444032

Q9M0B0
Uncharacterized protein AT4g30500

1

11

High-throughput

0.417

High


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Last updated: 11Aug2025