Protein: PIGG
GPI ethanolamine phosphate transferase 2, catalytic subunit (EC 2.-.-.-) (GPI7 homolog) (hGPI7) (Phosphatidylinositol-glycan biosynthesis class G protein) (PIG-G)

Gene: PIGG
Organism: Homo sapiens
Interactions: 81
UniProt ID: Q5H8A4

Gene Ontology (top 5):
GO:0005783 - endoplasmic reticulum
GO:0005789 - endoplasmic reticulum membrane
GO:0006506 - GPI anchor biosynthetic process
GO:0016020 - membrane
GO:0016740 - transferase activity

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

878034

AGRE5
Adhesion G protein-coupled receptor E5

2

7

High-throughput

0.628

High

182563

GP182
G-protein coupled receptor 182

2

16

High-throughput

0.601

High

669001

FPR2
N-formyl peptide receptor 2

2

18

High-throughput

0.601

High

851129

ACHA4
Neuronal acetylcholine receptor subunit alpha-4

2

2

High-throughput

0.601

High

50573

HACL2
2-hydroxyacyl-CoA lyase 2

2

0

High-throughput

0.576

High

1204599

SCN3B
Sodium channel regulatory subunit beta-3

1

2

High-throughput

0.575

High

855328

5HT3A
5-hydroxytryptamine receptor 3A

2

5

High-throughput

0.574

High

846071

GLP1R
Glucagon-like peptide 1 receptor

1

9

Small-scale

0.552

High

835287

VIPR2
Vasoactive intestinal polypeptide receptor 2

2

9

High-throughput

0.549

High

1101501

GPR17
Uracil nucleotide/cysteinyl leukotriene receptor

2

12

High-throughput

0.549

High

1204573

P2RY8
S-geranylgeranyl-glutathione receptor P2RY8

2

12

High-throughput

0.549

High

1204588

OPALI
Opalin

2

1

High-throughput

0.549

High

396262

ESR1
Estrogen receptor

2

0

High-throughput

0.547

High

62128

KLRG2
Killer cell lectin-like receptor subfamily G member 2

1

6

High-throughput

0.536

High

698733

CALX
Calnexin

1

8

High-throughput

0.536

High

888888

TMEDA
Transmembrane emp24 domain-containing protein 10

1

1

High-throughput

0.536

High

1204582

SPP2B
Signal peptide peptidase-like 2B

1

4

High-throughput

0.536

High

1204586

CKLF5
CKLF-like MARVEL transmembrane domain-containing protein 5

1

2

High-throughput

0.536

High

1204591

UN93B
Protein unc-93 homolog B1

1

1

High-throughput

0.536

High

1204601

CLC2D
C-type lectin domain family 2 member D

1

5

High-throughput

0.536

High

1204602

ENTP2
Ectonucleoside triphosphate diphosphohydrolase 2

1

1

High-throughput

0.536

High

316506

B3GA3
Galactosylgalactosylxylosylprotein 3-beta-glucuronosyltransferase 3

1

0

High-throughput

0.513

High

1204578

LRN4L
LRRN4 C-terminal-like protein

1

0

High-throughput

0.513

High

1204584

AQP3
Aquaporin-3

1

0

High-throughput

0.513

High

422262

A4
Amyloid-beta precursor protein

1

1

High-throughput

0.501

High

895575

SERPH
Serpin H1

1

0

High-throughput

0.493

High

141839

ACKR2
Atypical chemokine receptor 2

1

13

High-throughput

0.489

High

165949

FFAR1
Free fatty acid receptor 1

1

12

High-throughput

0.489

High

349434

TSN15
Tetraspanin-15

1

2

High-throughput

0.489

High

688569

NKG2A
NKG2-A/NKG2-B type II integral membrane protein

1

6

High-throughput

0.489

High

688668

NKG2C
NKG2-C type II integral membrane protein

1

6

High-throughput

0.489

High

709266

AA2BR
Adenosine receptor A2b

1

4

High-throughput

0.489

High

732991

VIPR1
Vasoactive intestinal polypeptide receptor 1

1

9

High-throughput

0.489

High

771137

APJ
Apelin receptor

1

10

High-throughput

0.489

High

833824

P2RY2
P2Y purinoceptor 2

1

12

High-throughput

0.489

High

907017

CCR6
C-C chemokine receptor type 6

1

14

High-throughput

0.489

High

1204594

LPAR2
Lysophosphatidic acid receptor 2

1

10

High-throughput

0.489

High

1204595

GPR35
G-protein coupled receptor 35

1

11

High-throughput

0.489

High

1204597

GP173
Probable G-protein coupled receptor 173

1

3

High-throughput

0.489

High

1204603

GPR45
Probable G-protein coupled receptor 45

1

6

High-throughput

0.489

High

596490

CTLA4
Cytotoxic T-lymphocyte protein 4

1

0

High-throughput

0.481

High

178285

NPC1
NPC intracellular cholesterol transporter 1

1

2

High-throughput

0.479

High

1204585

LRC59
Leucine-rich repeat-containing protein 59

1

3

High-throughput

0.479

High

170792

CLGN
Calmegin

1

8

High-throughput

0.445

High

351226

MOT3
Monocarboxylate transporter 3

1

4

High-throughput

0.445

High

1007440

S35B1
Solute carrier family 35 member B1

1

3

High-throughput

0.445

High

1131541

MFS10
Major facilitator superfamily domain-containing protein 10

1

4

High-throughput

0.445

High

1204567

GP107
Protein GPR107

1

3

High-throughput

0.445

High

1204569

MFSD5
Molybdate-anion transporter

1

3

High-throughput

0.445

High

1204570

NPAL3
NIPA-like protein 3

1

2

High-throughput

0.445

High

1204575

AGRG5
Adhesion G-protein coupled receptor G5

1

5

High-throughput

0.445

High

1204580

ZNT5
Proton-coupled zinc antiporter SLC30A5

1

5

High-throughput

0.445

High

1204581

S35B2
Adenosine 3'-phospho 5'-phosphosulfate transporter 1

1

5

High-throughput

0.445

High

218267

TGON2
Trans-Golgi network integral membrane protein 2

1

4

High-throughput

0.437

High

293796

CD123
Translation initiation factor eIF2 assembly protein

1

1

High-throughput

0.437

High

1204572

TRI67
Tripartite motif-containing protein 67

1

3

High-throughput

0.437

High

1204587

UBP47
Ubiquitin carboxyl-terminal hydrolase 47

1

2

High-throughput

0.437

High

1204590

LGR4
Leucine-rich repeat-containing G-protein coupled receptor 4

1

1

High-throughput

0.437

High

1204592

PKHA4
Pleckstrin homology domain-containing family A member 4

1

2

High-throughput

0.437

High

1204598

T106B
Transmembrane protein 106B

1

4

High-throughput

0.437

High

732926

GASR
Gastrin/cholecystokinin type B receptor

1

1

High-throughput

0.407

High

867624

GPR12
G-protein coupled receptor 12

1

8

High-throughput

0.407

High

886064

CXCR3
C-X-C chemokine receptor type 3

1

16

High-throughput

0.407

High

907088

CCR9
C-C chemokine receptor type 9

1

16

High-throughput

0.407

High

956890

CXCR4
C-X-C chemokine receptor type 4

1

18

High-throughput

0.407

High

1204579

ZNT7
Zinc transporter 7

1

5

High-throughput

0.407

High

1204589

S1PR3
Sphingosine 1-phosphate receptor 3

1

8

High-throughput

0.407

High

1204596

S35C2
Solute carrier family 35 member C2

1

1

High-throughput

0.407

High

186475

VA0E1
V-type proton ATPase subunit e 1

2

0

High-throughput

0.328

High

1204568

NR3L1
Natural cytotoxicity triggering receptor 3 ligand 1

2

0

High-throughput

0.328

High

572444

DRD2
D(2) dopamine receptor

1

0

High-throughput

0.282

High

749209

CD70
CD70 antigen

1

0

High-throughput

0.279

Low

933181

SLUR1
Secreted Ly-6/uPAR-related protein 1

1

0

High-throughput

0.279

Low

1204571

T184A
Transmembrane protein 184A

1

0

High-throughput

0.279

Low

1204574

TMM25
Transmembrane protein 25

1

0

High-throughput

0.279

Low

1204577

RELL2
RELT-like protein 2

1

0

High-throughput

0.279

Low

1204583

HUMMR
Protein MGARP

1

0

High-throughput

0.279

Low

1202188

DCAF6
DDB1- and CUL4-associated factor 6

1

0

High-throughput

0.249

Low

1204593

ECT2
Protein ECT2

1

0

High-throughput

0.249

Low

1204576

S43A3
Equilibrative nucleobase transporter 1

1

0

High-throughput

0.232

Low

1204600

S53A1
Solute carrier family 53 member 1

1

0

High-throughput

0.232

Low


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Last updated: 11Aug2025