Protein: IGHA2
Immunoglobulin heavy constant alpha 2 (Ig alpha-2 chain C region) (Ig alpha-2 chain C region BUT) (Ig alpha-2 chain C region LAN)

Gene: IGHA2
Organism: Homo sapiens
Interactions: 77
UniProt ID: P01877

Gene Ontology (top 5):
GO:0002250 - adaptive immune response
GO:0003094 - glomerular filtration
GO:0003823 - antigen binding
GO:0005576 - extracellular region
GO:0005615 - extracellular space

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

379730

KI2S2
Killer cell immunoglobulin-like receptor 2DS2

2

4

High-throughput

0.712

High

132969

MATN2
Matrilin-2

1

10

High-throughput

0.575

High

379745

LRC8E
Volume-regulated anion channel subunit LRRC8E

1

1

High-throughput

0.575

High

379757

FNDC5
Fibronectin type III domain-containing protein 5

1

6

High-throughput

0.575

High

318564

RHBT1
Rho-related BTB domain-containing protein 1

2

20

High-throughput

0.552

High

379727

ITPI2
Protein ITPRID2

2

1

High-throughput

0.552

High

379759

NPB
Neuropeptide B

2

2

High-throughput

0.552

High

379770

TM237
Transmembrane protein 237

2

1

High-throughput

0.552

High

379775

NMUR2
Neuromedin-U receptor 2

2

4

High-throughput

0.552

High

379780

WDR6
tRNA

2

3

High-throughput

0.552

High

379746

PLB1
Phospholipase B1, membrane-associated

2

0

High-throughput

0.528

High

379751

APCD1
Protein APCDD1

2

0

High-throughput

0.528

High

168951

QCR8
Cytochrome b-c1 complex subunit 8

2

1

High-throughput

0.504

High

379732

UCP2
Dicarboxylate carrier SLC25A8

2

6

High-throughput

0.504

High

379742

PCKGM
Phosphoenolpyruvate carboxykinase [GTP], mitochondrial

2

1

High-throughput

0.504

High

379744

HBM
Hemoglobin subunit mu

2

6

High-throughput

0.504

High

379755

FRMD1
FERM domain-containing protein 1

2

11

High-throughput

0.504

High

379756

ZN491
Zinc finger protein 491

2

1

High-throughput

0.504

High

379765

DDX17
Probable ATP-dependent RNA helicase DDX17

2

1

High-throughput

0.504

High

379768

SNX27
Sorting nexin-27

2

12

High-throughput

0.504

High

379777

DDX31
ATP-dependent DNA helicase DDX31

2

9

High-throughput

0.504

High

379787

ORNT1
Mitochondrial ornithine transporter 1

2

6

High-throughput

0.504

High

322082

CDK14
Cyclin-dependent kinase 14

1

6

High-throughput

0.479

High

178886

SCAM2
Secretory carrier-associated membrane protein 2

1

1

High-throughput

0.445

High

253266

JAK2
Tyrosine-protein kinase JAK2

1

14

High-throughput

0.445

High

255514

GALR3
Galanin receptor type 3

1

14

High-throughput

0.445

High

379728

CCR1
C-C chemokine receptor type 1

1

13

High-throughput

0.445

High

379736

FKBP5
Peptidyl-prolyl cis-trans isomerase FKBP5

1

4

High-throughput

0.445

High

379741

STK11
Serine/threonine-protein kinase STK11

1

1

High-throughput

0.445

High

379758

AT11C
Phospholipid-transporting ATPase IG

1

2

High-throughput

0.445

High

379763

ITLN2
Intelectin-2

1

6

High-throughput

0.445

High

379766

PMEPA
Protein TMEPAI

1

2

High-throughput

0.445

High

379785

GBG8
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-8

1

8

High-throughput

0.445

High

155275

CDKA1
Cyclin-dependent kinase 2-associated protein 1

1

1

High-throughput

0.437

High

305822

DXO
Decapping and exoribonuclease protein

1

0

High-throughput

0.426

High

379726

IBP5
Insulin-like growth factor-binding protein 5

1

0

High-throughput

0.426

High

379729

GLRX1
Glutaredoxin-1

1

0

High-throughput

0.426

High

379760

O13C3
Olfactory receptor 13C3

1

0

High-throughput

0.426

High

379767

SNF8
Vacuolar-sorting protein SNF8

1

0

High-throughput

0.426

High

67417

GOG8A
Golgin subfamily A member 8A

1

6

High-throughput

0.407

High

191897

MAGB4
Melanoma-associated antigen B4

1

4

High-throughput

0.407

High

335220

CXB5
Gap junction beta-5 protein

1

8

High-throughput

0.407

High

354010

CX001
Putative transmembrane protein CXorf1

1

1

High-throughput

0.407

High

379725

HBAT
Hemoglobin subunit theta-1

1

6

High-throughput

0.407

High

379731

PRKX
cAMP-dependent protein kinase catalytic subunit PRKX

1

6

High-throughput

0.407

High

379733

TIM10
Mitochondrial import inner membrane translocase subunit Tim10

1

4

High-throughput

0.407

High

379734

2ABB
Serine/threonine-protein phosphatase 2A 55 kDa regulatory subunit B beta isoform

1

8

High-throughput

0.407

High

379735

TWF1
Twinfilin-1

1

2

High-throughput

0.407

High

379737

SNW1
SNW domain-containing protein 1

1

1

High-throughput

0.407

High

379738

RUNX2
Runt-related transcription factor 2

1

3

High-throughput

0.407

High

379739

COG2
Conserved oligomeric Golgi complex subunit 2

1

1

High-throughput

0.407

High

379740

BRD3
Bromodomain-containing protein 3

1

3

High-throughput

0.407

High

379743

T176B
Transmembrane protein 176B

1

3

High-throughput

0.407

High

379747

SFXN4
Sideroflexin-4

1

6

High-throughput

0.407

High

379748

SPNS3
Protein spinster homolog 3

1

1

High-throughput

0.407

High

379749

ZN695
Zinc finger protein 695

1

1

High-throughput

0.407

High

379750

ELOA2
Elongin-A2

1

5

High-throughput

0.407

High

379753

RIBC1
RIB43A-like with coiled-coils protein 1

1

3

High-throughput

0.407

High

379754

COMD1
COMM domain-containing protein 1

1

1

High-throughput

0.407

High

379761

RHBL4
Rhomboid-related protein 4

1

8

High-throughput

0.407

High

379762

CHAC2
Glutathione-specific gamma-glutamylcyclotransferase 2

1

1

High-throughput

0.407

High

379764

CRGN
Gamma-crystallin N

1

2

High-throughput

0.407

High

379771

PLCA
1-acyl-sn-glycerol-3-phosphate acyltransferase alpha

1

11

High-throughput

0.407

High

379772

USB1
U6 snRNA phosphodiesterase 1

1

1

High-throughput

0.407

High

379773

HINT2
Adenosine 5'-monophosphoramidase HINT2

1

1

High-throughput

0.407

High

379774

SRRT
Serrate RNA effector molecule homolog

1

2

High-throughput

0.407

High

379776

BTBD1
BTB/POZ domain-containing protein 1

1

7

High-throughput

0.407

High

379779

COE2
Transcription factor COE2

1

6

High-throughput

0.407

High

379781

FKB14
Peptidyl-prolyl cis-trans isomerase FKBP14

1

5

High-throughput

0.407

High

379783

KLF15
Krueppel-like factor 15

1

7

High-throughput

0.407

High

379784

PHF11
PHD finger protein 11

1

11

High-throughput

0.407

High

379786

NXT1
NTF2-related export protein 1

1

1

High-throughput

0.407

High

379752

CIART
Circadian-associated transcriptional repressor

2

0

High-throughput

0.288

High

379769

TSG13
Testis-specific gene 13 protein

2

0

High-throughput

0.288

High

244212

NUAK1
NUAK family SNF1-like kinase 1

1

0

High-throughput

0.249

Low

379778

PPCS
Phosphopantothenate--cysteine ligase

1

0

High-throughput

0.232

Low

379782

DYH17
Dynein axonemal heavy chain 17

1

0

High-throughput

0.232

Low


Service provided by Combinatics, Japan

Last updated: 11Aug2025