Protein: NPT2B
Sodium-dependent phosphate transport protein 2B (Sodium-phosphate transport protein 2B) (Na(+)-dependent phosphate cotransporter 2B) (NaPi3b) (Sodium/phosphate cotransporter 2B) (Na(+)/Pi cotransporter 2B) (NaPi-2b) (Solute carrier family 34 member 2)

Gene: NPT2B, SLC34A2
Organism: Homo sapiens
Interactions: 117
UniProt ID: O95436

Gene Ontology (top 5):
GO:0001701 - in utero embryonic development
GO:0005436 - sodium:phosphate symporter activity
GO:0005886 - plasma membrane
GO:0005903 - brush border
GO:0006817 - phosphate ion transport

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

337115

LMTK2
Serine/threonine-protein kinase LMTK2

3

1

High-throughput

0.662

High

337127

VPP1
V-type proton ATPase 116 kDa subunit a 1

3

1

High-throughput

0.662

High

337154

VPP2
V-type proton ATPase 116 kDa subunit a 2

3

1

High-throughput

0.662

High

321993

ENDD1
Endonuclease domain-containing 1 protein

4

0

High-throughput

0.658

High

337120

AT11C
Phospholipid-transporting ATPase IG

3

0

High-throughput

0.634

High

139112

KRIT1
Krev interaction trapped protein 1

2

1

High-throughput

0.628

High

337121

ZNT7
Zinc transporter 7

2

3

High-throughput

0.628

High

337132

ZNT3
Probable proton-coupled zinc antiporter SLC30A3

2

3

High-throughput

0.606

High

337142

ZDH18
Palmitoyltransferase ZDHHC18

3

1

High-throughput

0.604

High

226390

SNG2
Synaptogyrin-2

2

0

High-throughput

0.602

High

337147

PCD10
Protocadherin-10

2

0

High-throughput

0.602

High

299002

FLOT1
Flotillin-1

2

1

High-throughput

0.601

High

337095

FLOT2
Flotillin-2

2

1

High-throughput

0.601

High

337072

PPLA
Phospholamban

2

0

High-throughput

0.580

High

337086

S35A1
CMP-sialic acid transporter

2

0

High-throughput

0.580

High

337103

TM128
Transmembrane protein 128

2

0

High-throughput

0.580

High

337104

RTP2
Receptor-transporting protein 2

2

0

High-throughput

0.580

High

337106

TSPO2
Translocator protein 2

2

0

High-throughput

0.580

High

337108

TMM42
Transmembrane protein 42

2

0

High-throughput

0.580

High

337123

LHPL5
LHFPL tetraspan subfamily member 5 protein

2

0

High-throughput

0.580

High

337124

TM239
Transmembrane protein 239

2

0

High-throughput

0.580

High

337126

S39A7
Zinc transporter SLC39A7

2

0

High-throughput

0.580

High

337144

AIG1
Androgen-induced gene 1 protein

2

0

High-throughput

0.580

High

337149

ERG28
Ergosterol biosynthetic protein 28 homolog

2

0

High-throughput

0.580

High

337073

VATL
V-type proton ATPase 16 kDa proteolipid subunit c

2

0

High-throughput

0.576

High

337078

CA2D1
Voltage-dependent calcium channel subunit alpha-2/delta-1

2

0

High-throughput

0.576

High

337097

VAS1
V-type proton ATPase subunit S1

2

0

High-throughput

0.576

High

337105

TM63B
Mechanosensitive cation channel TMEM63B

2

0

High-throughput

0.576

High

127233

LEG8
Galectin-8

2

2

High-throughput

0.552

High

337146

ZDHC3
Palmitoyltransferase ZDHHC3

1

1

High-throughput

0.536

High

337122

RAI3
Retinoic acid-induced protein 3

2

0

High-throughput

0.528

High

63629

A5PKU2
TUSC5 protein

1

1

High-throughput

0.515

High

337090

CD47
Leukocyte surface antigen CD47

1

0

High-throughput

0.513

High

337102

CYBR1
Plasma membrane ascorbate-dependent reductase CYBRD1

1

0

High-throughput

0.513

High

337131

MYADM
Myeloid-associated differentiation marker

1

0

High-throughput

0.513

High

337136

LNP
Endoplasmic reticulum junction formation protein lunapark

1

0

High-throughput

0.513

High

337116

TARG1
Trafficking regulator of GLUT4 1

1

1

High-throughput

0.481

High

337137

FXYD6
FXYD domain-containing ion transport regulator 6

1

0

High-throughput

0.460

High

337069

GTR1
Solute carrier family 2, facilitated glucose transporter member 1

1

0

High-throughput

0.458

High

337119

VA0D2
V-type proton ATPase subunit d 2

1

0

High-throughput

0.458

High

154522

PLPP1
Phospholipid phosphatase 1

1

2

High-throughput

0.445

High

154547

PLPP3
Phospholipid phosphatase 3

1

2

High-throughput

0.445

High

224435

PLPP2
Phospholipid phosphatase 2

1

2

High-throughput

0.445

High

225898

STX6
Syntaxin-6

1

1

High-throughput

0.445

High

249809

STX10
Syntaxin-10

1

1

High-throughput

0.445

High

337057

GNAI2
Guanine nucleotide-binding protein G(i) subunit alpha-2

1

3

High-throughput

0.445

High

337059

FYN
Tyrosine-protein kinase Fyn

1

3

High-throughput

0.445

High

337060

YES
Tyrosine-protein kinase Yes

1

3

High-throughput

0.445

High

337061

LYN
Tyrosine-protein kinase Lyn

1

3

High-throughput

0.445

High

337065

GNAI3
Guanine nucleotide-binding protein G(i) subunit alpha-3

1

3

High-throughput

0.445

High

337066

LEG1
Galectin-1

1

2

High-throughput

0.445

High

337082

GNAS2
Guanine nucleotide-binding protein G(s) subunit alpha isoforms short

1

3

High-throughput

0.445

High

337083

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

1

3

High-throughput

0.445

High

337085

KC1G2
Casein kinase I isoform gamma-2

1

2

High-throughput

0.445

High

337092

CNTN1
Contactin-1

1

1

High-throughput

0.445

High

337134

TMM43
Transmembrane protein 43

1

1

High-throughput

0.445

High

337157

KC1G3
Casein kinase I isoform gamma-3

1

2

High-throughput

0.445

High

123960

SNP23
Synaptosomal-associated protein 23

1

0

High-throughput

0.426

High

175287

PLXB2
Plexin-B2

1

0

High-throughput

0.426

High

337056

PRIO
Major prion protein

1

0

High-throughput

0.426

High

337058

AT1B1
Sodium/potassium-transporting ATPase subunit beta-1

1

0

High-throughput

0.426

High

337062

DAF
Complement decay-accelerating factor

1

0

High-throughput

0.426

High

337063

MDR1
ATP-dependent translocase ABCB1

1

0

High-throughput

0.426

High

337064

TRFM
Melanotransferrin

1

0

High-throughput

0.426

High

337068

HSP7C
Heat shock cognate 71 kDa protein

1

0

High-throughput

0.426

High

337070

PLAK
Junction plakoglobin

1

0

High-throughput

0.426

High

337074

VATA
V-type proton ATPase catalytic subunit A

1

0

High-throughput

0.426

High

337076

GPC3
Glypican-3

1

0

High-throughput

0.426

High

337077

EFNA5
Ephrin-A5

1

0

High-throughput

0.426

High

337080

GFRA1
GDNF family receptor alpha-1

1

0

High-throughput

0.426

High

337081

PPIA
Peptidyl-prolyl cis-trans isomerase A

1

0

High-throughput

0.426

High

337084

CXAR
Coxsackievirus and adenovirus receptor

1

0

High-throughput

0.426

High

337088

CAV1
Caveolin-1

1

0

High-throughput

0.426

High

337091

TF3C1
General transcription factor 3C polypeptide 1

1

0

High-throughput

0.426

High

337093

PLD1
Phospholipase D1

1

0

High-throughput

0.426

High

337094

DSG2
Desmoglein-2

1

0

High-throughput

0.426

High

337096

SNX17
Sorting nexin-17

1

0

High-throughput

0.426

High

337107

MBLC2
Acyl-coenzyme A thioesterase MBLAC2

1

0

High-throughput

0.426

High

337109

LTOR1
Ragulator complex protein LAMTOR1

1

0

High-throughput

0.426

High

337113

LSR
Lipolysis-stimulated lipoprotein receptor

1

0

High-throughput

0.426

High

337114

STX12
Syntaxin-12

1

0

High-throughput

0.426

High

337117

K2013
Uncharacterized protein KIAA2013

1

0

High-throughput

0.426

High

337125

ASM3B
Acid sphingomyelinase-like phosphodiesterase 3b

1

0

High-throughput

0.426

High

337129

ITCH
E3 ubiquitin-protein ligase Itchy homolog

1

0

High-throughput

0.426

High

337135

TRAF4
TNF receptor-associated factor 4

1

0

High-throughput

0.426

High

337140

AT131
Endoplasmic reticulum transmembrane helix translocase

1

0

High-throughput

0.426

High

337143

CC50A
Cell cycle control protein 50A

1

0

High-throughput

0.426

High

337145

PHAG1
Phosphoprotein associated with glycosphingolipid-enriched microdomains 1

1

0

High-throughput

0.426

High

337148

VTI1B
Vesicle transport through interaction with t-SNAREs homolog 1B

1

0

High-throughput

0.426

High

337150

PACN3
Protein kinase C and casein kinase substrate in neurons protein 3

1

0

High-throughput

0.426

High

337151

KDIS
Kinase D-interacting substrate of 220 kDa

1

0

High-throughput

0.426

High

337153

ABCG2
Broad substrate specificity ATP-binding cassette transporter ABCG2

1

0

High-throughput

0.426

High

337155

VATD
V-type proton ATPase subunit D

1

0

High-throughput

0.426

High

337075

KC1E
Casein kinase I isoform epsilon

1

2

High-throughput

0.407

High

337089

COEA1
Collagen alpha-1(XIV) chain

1

1

High-throughput

0.407

High

337101

KLH22
Kelch-like protein 22

1

1

High-throughput

0.407

High

337112

LIGO2
Leucine-rich repeat and immunoglobulin-like domain-containing nogo receptor-interacting protein 2

2

0

High-throughput

0.328

High

337079

LIPR1
Inactive pancreatic lipase-related protein 1

2

0

High-throughput

0.316

High

337087

GUC2A
Guanylin

2

0

High-throughput

0.316

High

337118

JAGN1
Protein jagunal homolog 1

2

0

High-throughput

0.316

High

337156

TX264
Testis-expressed protein 264

2

0

High-throughput

0.316

High

337099

RABL6
Rab-like protein 6

1

0

High-throughput

0.279

Low

337128

CSTOS
Protein CUSTOS

1

0

High-throughput

0.279

Low

337130

NUDC1
NudC domain-containing protein 1

1

0

High-throughput

0.279

Low

337133

CMS1
Protein CMSS1

1

0

High-throughput

0.279

Low

337138

GATA
Glutamyl-tRNA(Gln) amidotransferase subunit A, mitochondrial

1

0

High-throughput

0.279

Low

337067

DWORF
Sarcoplasmic/endoplasmic reticulum calcium ATPase regulator DWORF

1

0

High-throughput

0.268

Low

249544

SNX3
Sorting nexin-3

1

0

High-throughput

0.232

Low

322566

FBX21
F-box only protein 21

1

0

High-throughput

0.232

Low

337071

U2AF2
Splicing factor U2AF 65 kDa subunit

1

0

High-throughput

0.232

Low

337098

RB11B
Ras-related protein Rab-11B

1

0

High-throughput

0.232

Low

337100

VMA21
Vacuolar ATPase assembly integral membrane protein VMA21

1

0

High-throughput

0.232

Low

337110

MOXD1
DBH-like monooxygenase protein 1

1

0

High-throughput

0.232

Low

337111

EPMIP
EPM2A-interacting protein 1

1

0

High-throughput

0.232

Low

337139

VPS11
Vacuolar protein sorting-associated protein 11 homolog

1

0

High-throughput

0.232

Low

337141

XPP3
Xaa-Pro aminopeptidase 3

1

0

High-throughput

0.232

Low

337152

EPDR1
Mammalian ependymin-related protein 1

1

0

High-throughput

0.232

Low


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Last updated: 11Aug2025