Protein: VMA21
Vacuolar ATPase assembly integral membrane protein VMA21

Gene: VMA21
Organism: Saccharomyces cerevisiae S288C
Interactions: 28
UniProt ID: P41806

Gene Ontology (top 5):
GO:0005783 - endoplasmic reticulum
GO:0005789 - endoplasmic reticulum membrane
GO:0012507 - ER to Golgi transport vesicle membrane
GO:0033116 - endoplasmic reticulum-Golgi intermediate compartment membrane
GO:0070072 - vacuolar proton-transporting V-type ATPase complex assembly

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

676544

VATL1
V-type proton ATPase subunit c

3

2

Small-scale

0.739

High

746009

VATL2
V-type proton ATPase subunit c'

3

2

Small-scale

0.739

High

663609

VATO
V-type proton ATPase subunit c''

2

2

Small-scale

0.675

High

835928

VOA1
V0 assembly protein 1

2

0

Small-scale

0.588

High

528601

CP51
Lanosterol 14-alpha demethylase CYP51

1

0

High-throughput

0.518

High

598514

ALG1
Chitobiosyldiphosphodolichol beta-mannosyltransferase

1

0

High-throughput

0.518

High

835927

ERG25
C-4 methylsterol oxidase ERG25

1

0

High-throughput

0.518

High

835929

TMEDA
Endoplasmic reticulum vesicle protein 25

1

0

High-throughput

0.518

High

835930

PKR1
V-type ATPase assembly factor PKR1

1

0

High-throughput

0.518

High

805248

BIG1
Protein BIG1

1

0

Small-scale

0.460

High

737411

FKBP2
Peptidyl-prolyl cis-trans isomerase FPR2

1

0

High-throughput

0.458

High

835925

VMA21
Vacuolar ATPase assembly integral membrane protein VMA21

1

0

Small-scale

0.458

High

367055

ATPB
ATP synthase subunit beta, mitochondrial

1

1

High-throughput

0.437

High

452922

ATPA
ATP synthase subunit alpha, mitochondrial

1

1

High-throughput

0.437

High

734805

VPH2
Vacuolar ATPase assembly integral membrane protein VPH2

1

0

Small-scale

0.426

High

735730

VA0D
V-type proton ATPase subunit d

4

0

Small-scale

0.359

High

740070

VPP1
V-type proton ATPase subunit a, vacuolar isoform

4

0

Small-scale

0.359

High

743692

VATD
V-type proton ATPase subunit D

1

0

High-throughput

0.282

High

811662

VATF
V-type proton ATPase subunit F

1

0

High-throughput

0.282

High

835926

VATH
V-type proton ATPase subunit H

1

0

High-throughput

0.282

High

647787

RFA1
Replication factor A protein 1

1

0

Small-scale

0.251

Low

524254

HSP71
Heat shock protein SSA1

1

0

High-throughput

0.249

Low

808746

ATU2
Copper-transporting ATPase

1

0

High-throughput

0.249

Low

816115

SIT1
Siderophore iron transporter 1

1

0

High-throughput

0.249

Low

835931

CDC73
Cell division control protein 73

1

0

High-throughput

0.249

Low

835932

NOT5
General negative regulator of transcription subunit 5

1

0

High-throughput

0.249

Low

835933

VA0E
V-type proton ATPase subunit e

1

0

Small-scale

0.249

Low


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Last updated: 11Aug2025