Protein: PPN1
Endopolyphosphatase (EC 3.6.1.10) (Deoxyadenosine triphosphate phosphohydrolase) (dATP phosphohydrolase) (EC 3.6.1.-) (Exopolyphosphatase) (EC 3.6.1.11) (Phosphate metabolism protein 5)

Gene: PPN1
Organism: Saccharomyces cerevisiae S288C
Interactions: 43
UniProt ID: Q04119

Gene Ontology (top 5):
GO:0000298 - endopolyphosphatase activity
GO:0000324 - fungal-type vacuole
GO:0000329 - fungal-type vacuole membrane
GO:0004309 - exopolyphosphatase activity
GO:0005634 - nucleus

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

820284

PPN2
Zinc-dependent endopolyphosphatase

1

0

High-throughput

0.656

High

708089

TF2B
Transcription initiation factor IIB

2

0

High-throughput

0.551

High

393279

HSP82
ATP-dependent molecular chaperone HSP82

1

0

High-throughput

0.546

High

737428

FKBP2
Peptidyl-prolyl cis-trans isomerase FPR2

1

0

High-throughput

0.546

High

763019

SPT7
SAGA complex subunit SPT7

1

1

High-throughput

0.536

High

793990

TAF5
SAGA complex/transcription factor TFIID complex subunit TAF5

1

0

High-throughput

0.513

High

1042363

GCN5
Histone acetyltransferase GCN5

1

0

High-throughput

0.513

High

1045051

SUS1
SAGA complex subunit SUS1

1

0

High-throughput

0.513

High

781063

T2EA
Transcription initiation factor IIE subunit alpha

1

0

High-throughput

0.493

High

818049

LSM4
LSM complex subunit LSM4

1

0

High-throughput

0.486

High

518122

SSBP1
Single-stranded nucleic acid-binding protein

1

0

High-throughput

0.480

High

382321

H4
Histone H4

1

0

High-throughput

0.458

High

402109

RPB1
DNA-directed RNA polymerase II subunit RPB1

1

0

High-throughput

0.458

High

676976

SRO9
RNA-binding protein SRO9

1

0

High-throughput

0.458

High

709965

BMH1
Protein BMH1

1

0

High-throughput

0.458

High

727298

HS104
Heat shock protein 104

1

0

High-throughput

0.458

High

743358

FIMB
Fimbrin

1

0

Small-scale

0.458

High

795522

ATG8
Autophagy-related protein 8

1

0

High-throughput

0.458

High

826805

DSN1
Kinetochore-associated protein DSN1

1

0

High-throughput

0.458

High

865328

MTNB
Methylthioribulose-1-phosphate dehydratase

1

0

High-throughput

0.458

High

918978

PESC
Pescadillo homolog

1

0

High-throughput

0.458

High

1045046

VAM6
Vacuolar morphogenesis protein 6

1

0

Small-scale

0.458

High

1045047

SGO1
Shugoshin

1

0

High-throughput

0.458

High

1045048

TMA46
Translation machinery-associated protein 46

1

0

High-throughput

0.458

High

1045049

RRP6
Exosome complex exonuclease RRP6

1

0

High-throughput

0.458

High

525050

HSP71
Heat shock protein SSA1

1

0

High-throughput

0.426

High

546157

SSB1
Ribosome-associated molecular chaperone SSB1

1

0

High-throughput

0.426

High

671088

SIS1
Protein SIS1

1

0

High-throughput

0.426

High

692617

NSR1
Nuclear localization sequence-binding protein

1

0

High-throughput

0.426

High

807269

SPT8
SAGA complex subunit SPT8

1

0

High-throughput

0.426

High

893337

UBP8
Ubiquitin carboxyl-terminal hydrolase 8

1

0

High-throughput

0.426

High

898193

SPT20
SAGA complex subunit SPT20

1

0

High-throughput

0.426

High

1045042

TAF9
SAGA complex/transcription factor TFIID complex subunit TAF9

1

0

High-throughput

0.426

High

1045045

BRE1
E3 ubiquitin-protein ligase BRE1

1

0

High-throughput

0.426

High

740753

SRP40
Suppressor protein SRP40

1

0

High-throughput

0.269

Low

806092

AP18A
Clathrin coat assembly protein AP180A

1

0

High-throughput

0.269

Low

795196

NU170
Nucleoporin NUP170

1

0

High-throughput

0.249

Low

836614

PTE1
Peroxisomal acyl-coenzyme A thioester hydrolase 1

1

0

High-throughput

0.249

Low

918444

EIF2A
Eukaryotic translation initiation factor 2A

1

0

High-throughput

0.249

Low

1045041

POB3
FACT complex subunit POB3

1

0

High-throughput

0.249

Low

1045043

RGC1
Regulator of the glycerol channel 1

1

0

High-throughput

0.249

Low

1045044

OMS1
Methyltransferase OMS1, mitochondrial

1

0

High-throughput

0.249

Low

1045050

DBP10
ATP-dependent RNA helicase DBP10

1

0

High-throughput

0.249

Low


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Last updated: 11Aug2025