Protein: HAP28
28 kDa heat- and acid-stable phosphoprotein (PDGF-associated protein) (PAP) (PDGFA-associated protein 1) (PAP1)

Gene: HAP28, PDAP1
Organism: Homo sapiens
Interactions: 92
UniProt ID: Q13442

Gene Ontology (top 5):
GO:0003723 - RNA binding
GO:0005576 - extracellular region
GO:0005829 - cytosol
GO:0005886 - plasma membrane
GO:0007165 - signal transduction

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

529746

TAU
Microtubule-associated protein tau

2

1

High-throughput

0.601

High

973427

RS11
Small ribosomal subunit protein uS17

2

0

High-throughput

0.585

High

980744

H2B1C
Histone H2B type 1-C/E/F/G/I

2

2

High-throughput

0.584

High

363233

EGFR
Epidermal growth factor receptor

2

0

High-throughput

0.547

High

858646

MP2K3
Dual specificity mitogen-activated protein kinase kinase 3

2

0

High-throughput

0.547

High

997691

CSK21
Casein kinase II subunit alpha

1

0

High-throughput

0.527

High

270454

FZD7
Frizzled-7

1

0

High-throughput

0.518

High

389341

FINC
Fibronectin

1

0

High-throughput

0.513

High

407084

HG2A
HLA class II histocompatibility antigen gamma chain

1

0

High-throughput

0.513

High

693724

RL10
Large ribosomal subunit protein uL16

1

0

High-throughput

0.513

High

1105705

DDX60
Probable ATP-dependent RNA helicase DDX60

1

0

High-throughput

0.513

High

1105716

ANM1
Protein arginine N-methyltransferase 1

1

0

High-throughput

0.513

High

1105721

DISC1
Disrupted in schizophrenia 1 protein

1

0

High-throughput

0.513

High

1105724

DIM1
Dimethyladenosine transferase

1

0

High-throughput

0.513

High

1105713

PELI1
E3 ubiquitin-protein ligase pellino homolog 1

1

0

High-throughput

0.493

High

422062

A4
Amyloid-beta precursor protein

1

0

High-throughput

0.480

High

172780

XPO1
Exportin-1

1

1

High-throughput

0.479

High

256852

H2B1K
Histone H2B type 1-K

1

2

High-throughput

0.479

High

685546

U2AF2
Splicing factor U2AF 65 kDa subunit

1

1

High-throughput

0.479

High

862103

YAP1
Transcriptional coactivator YAP1

1

1

High-throughput

0.479

High

1105711

H2B1H
Histone H2B type 1-H

1

2

High-throughput

0.479

High

1105685

SF01
Splicing factor 1

1

0

High-throughput

0.460

High

1105719

CWC22
Pre-mRNA-splicing factor CWC22 homolog

1

0

High-throughput

0.460

High

247311

PHLP1
PH domain leucine-rich repeat-containing protein phosphatase 1

1

0

High-throughput

0.458

High

318759

RHBT1
Rho-related BTB domain-containing protein 1

1

0

High-throughput

0.458

High

345766

STAU1
Double-stranded RNA-binding protein Staufen homolog 1

1

0

High-throughput

0.458

High

385716

LMNA
Prelamin-A/C [Cleaved into: Lamin-A/C

1

0

High-throughput

0.458

High

446984

NPM
Nucleophosmin

1

0

High-throughput

0.458

High

467902

PFKAM
ATP-dependent 6-phosphofructokinase, muscle type

1

0

High-throughput

0.458

High

556060

CADH1
Cadherin-1

1

0

High-throughput

0.458

High

558107

XRCC6
X-ray repair cross-complementing protein 6

1

0

High-throughput

0.458

High

582776

EZRI
Ezrin

1

0

High-throughput

0.458

High

596082

H12
Histone H1.2

1

0

High-throughput

0.458

High

642849

KCNA3
Potassium voltage-gated channel subfamily A member 3

1

0

High-throughput

0.458

High

646834

PUR6
Bifunctional phosphoribosylaminoimidazole carboxylase/phosphoribosylaminoimidazole succinocarboxamide synthetase

1

0

High-throughput

0.458

High

717464

PDIA3
Protein disulfide-isomerase A3

1

0

High-throughput

0.458

High

860508

RS5
Small ribosomal subunit protein uS7

1

0

High-throughput

0.458

High

867782

IF1AX
Eukaryotic translation initiation factor 1A, X-chromosomal

1

0

High-throughput

0.458

High

898635

RL14
Large ribosomal subunit protein eL14

1

0

High-throughput

0.458

High

904678

MECP2
Methyl-CpG-binding protein 2

1

0

High-throughput

0.458

High

959146

ABCE1
ATP-binding cassette sub-family E member 1

1

0

High-throughput

0.458

High

964605

DCAF7
DDB1- and CUL4-associated factor 7

1

0

High-throughput

0.458

High

1033671

PO5F1
POU domain, class 5, transcription factor 1

1

0

High-throughput

0.458

High

1045251

TF65
Transcription factor p65

1

0

High-throughput

0.458

High

1085539

FOXO1
Forkhead box protein O1

1

0

High-throughput

0.458

High

1098189

MMRN1
Multimerin-1

1

0

High-throughput

0.458

High

1105684

U5S1
116 kDa U5 small nuclear ribonucleoprotein component

1

0

High-throughput

0.458

High

1105688

IF16
Gamma-interferon-inducible protein 16

1

0

High-throughput

0.458

High

1105689

CHD9
Chromodomain-helicase-DNA-binding protein 9

1

0

High-throughput

0.458

High

1105692

VIR
Protein virilizer homolog

1

0

High-throughput

0.458

High

1105695

H32
Histone H3.2

1

0

High-throughput

0.458

High

1105696

LARP4
La-related protein 4

1

0

High-throughput

0.458

High

1105700

HUWE1
E3 ubiquitin-protein ligase HUWE1

1

0

High-throughput

0.458

High

1105701

NAA40
N-alpha-acetyltransferase 40

1

0

High-throughput

0.458

High

1105707

BICD2
Protein bicaudal D homolog 2

1

0

High-throughput

0.458

High

1105709

GBF1
Golgi-specific brefeldin A-resistance guanine nucleotide exchange factor 1

1

0

High-throughput

0.458

High

1105710

BAP1
Ubiquitin carboxyl-terminal hydrolase BAP1

1

0

High-throughput

0.458

High

1105712

LRC59
Leucine-rich repeat-containing protein 59

1

0

High-throughput

0.458

High

1105717

PKHA4
Pleckstrin homology domain-containing family A member 4

1

0

High-throughput

0.458

High

1105718

ECT2
Protein ECT2

1

0

High-throughput

0.458

High

1105723

ZRAN1
Ubiquitin thioesterase ZRANB1

1

0

High-throughput

0.458

High

376388

PDGFB
Platelet-derived growth factor subunit B

1

1

Small-scale

0.445

High

403070

PDGFA
Platelet-derived growth factor subunit A

1

1

Small-scale

0.445

High

606728

CEBPB
CCAAT/enhancer-binding protein beta

1

1

High-throughput

0.437

High

1105722

KBTB4
Kelch repeat and BTB domain-containing protein 4

1

1

High-throughput

0.437

High

354690

PAK4
Serine/threonine-protein kinase PAK 4

1

0

High-throughput

0.426

High

404779

PRIO
Major prion protein

1

0

High-throughput

0.426

High

765477

BMI1
Polycomb complex protein BMI-1

1

0

High-throughput

0.426

High

1105715

S41A3
Solute carrier family 41 member 3

1

0

High-throughput

0.426

High

886826

CEBPA
CCAAT/enhancer-binding protein alpha

1

1

High-throughput

0.373

High

1105699

RAI1
Retinoic acid-induced protein 1

1

0

High-throughput

0.279

Low

1105702

NIT1
Deaminated glutathione amidase

1

0

High-throughput

0.279

Low

1105706

KLH36
Kelch-like protein 36

1

0

High-throughput

0.279

Low

1105720

MED4
Mediator of RNA polymerase II transcription subunit 4

1

0

High-throughput

0.279

Low

1105725

MB212
Protein mab-21-like 2

1

0

High-throughput

0.279

Low

105874

APRIO
Alternative prion protein

1

0

High-throughput

0.249

Low

318007

TOM70
Mitochondrial import receptor subunit TOM70

1

0

High-throughput

0.249

Low

588622

RFA2
Replication protein A 32 kDa subunit

1

0

High-throughput

0.249

Low

695379

RFA1
Replication protein A 70 kDa DNA-binding subunit

1

0

High-throughput

0.249

Low

768114

RFA3
Replication protein A 14 kDa subunit

1

0

High-throughput

0.249

Low

1105686

E2F4
Transcription factor E2F4

1

0

High-throughput

0.249

Low

1105687

DREB
Drebrin

1

0

High-throughput

0.249

Low

1105690

TCAL5
Transcription elongation factor A protein-like 5

1

0

High-throughput

0.249

Low

1105691

DCA15
DDB1- and CUL4-associated factor 15

1

0

High-throughput

0.249

Low

1105694

TRI67
Tripartite motif-containing protein 67

1

0

High-throughput

0.249

Low

1105697

DPPA4
Developmental pluripotency-associated protein 4

1

0

High-throughput

0.249

Low

1105698

PARPT
Protein mono-ADP-ribosyltransferase TIPARP

1

0

High-throughput

0.249

Low

1105703

Z354C
Zinc finger protein 354C

1

0

High-throughput

0.249

Low

1105704

SMC5
Structural maintenance of chromosomes protein 5

1

0

High-throughput

0.249

Low

1105708

RHBL4
Rhomboid-related protein 4

1

0

High-throughput

0.249

Low

1105693

LIN54
Protein lin-54 homolog

1

0

Small-scale

0.232

Low

1105714

LIN37
Protein lin-37 homolog

1

0

Small-scale

0.232

Low


Service provided by Combinatics, Japan

Last updated: 11Aug2025