Protein: CSN5A
COP9 signalosome complex subunit 5a (Signalosome subunit 5a) (EC 3.4.-.-) (Jun activation domain-binding homolog 1)

Gene: CSN5A
Organism: Arabidopsis thaliana
Interactions: 171
UniProt ID: Q8LAZ7

Gene Ontology (top 5):
GO:0000338 - protein deneddylation
GO:0005737 - cytoplasm
GO:0006508 - proteolysis
GO:0008180 - COP9 signalosome
GO:0008237 - metallopeptidase activity

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

846880

CSN8
COP9 signalosome complex subunit 8

4

6

Small-scale

0.882

High

1319391

CSN6A
COP9 signalosome complex subunit 6a

4

19

Small-scale

0.881

High

852147

CSN1
COP9 signalosome complex subunit 1

3

20

Small-scale

0.666

High

1319390

CSN6B
COP9 signalosome complex subunit 6b

1

19

Small-scale

0.656

High

1318185

CSN4
COP9 signalosome complex subunit 4

3

15

Small-scale

0.648

High

1167562

Q1EC57
COP9 signalosome complex subunit 6

1

20

High-throughput

0.647

High

1319394

CSN3
COP9 signalosome complex subunit 3

3

20

Small-scale

0.646

High

1319407

EIF3H
Eukaryotic translation initiation factor 3 subunit H

1

18

Small-scale

0.618

High

1319405

CSN7
COP9 signalosome complex subunit 7

2

20

Small-scale

0.600

High

1319392

CSN2
COP9 signalosome complex subunit 2

2

20

Small-scale

0.584

High

1319422

UBL5
Ubiquitin-like protein 5

1

0

High-throughput

0.584

High

1167735

UBQ3
Polyubiquitin 3 [Cleaved into: Ubiquitin]

1

20

High-throughput

0.553

High

1319486

CUL3A
Cullin-3A

1

15

Small-scale

0.553

High

90472

BBX19
B-box zinc finger protein 19

1

3

High-throughput

0.541

High

147039

SAR1A
Small COPII coat GTPase SAR1A

1

7

High-throughput

0.541

High

200458

GRXS3
Monothiol glutaredoxin-S3

1

3

High-throughput

0.541

High

306582

FTSH2
ATP-dependent zinc metalloprotease FTSH 2, chloroplastic

1

8

High-throughput

0.541

High

306825

HMGCL
Hydroxymethylglutaryl-CoA lyase, mitochondrial

1

3

High-throughput

0.541

High

308284

RAC10
Rac-like GTP-binding protein ARAC10

1

4

High-throughput

0.541

High

857832

HAT2
Homeobox-leucine zipper protein HAT2

1

3

High-throughput

0.541

High

1041959

RBG7
Glycine-rich RNA-binding protein 7

1

10

High-throughput

0.541

High

1051106

HAT4
Homeobox-leucine zipper protein HAT4

1

3

High-throughput

0.541

High

1181853

IAA7
Auxin-responsive protein IAA7

1

2

High-throughput

0.541

High

1184403

G3OX1
Gibberellin 3-beta-dioxygenase 1

1

2

High-throughput

0.541

High

1194041

XB35
Putative E3 ubiquitin-protein ligase XBAT35

1

8

High-throughput

0.541

High

1300923

MB3R3
Transcription factor MYB3R-3

1

2

High-throughput

0.541

High

1319410

S401
Protein S40-1

1

1

High-throughput

0.541

High

1319419

PIA1
Phytochrome-interacting ankyrin-repeat protein 1 [Cleaved into: Protein ANK6-like, mitochondrial]

1

10

High-throughput

0.541

High

1319446

RTL2
Ribonuclease 3-like protein 2

1

4

High-throughput

0.541

High

1319451

BOB1
Protein BOBBER 1

1

1

High-throughput

0.541

High

1319455

CAF1I
Probable CCR4-associated factor 1 homolog 9

1

1

High-throughput

0.541

High

1319456

PCO5
Plant cysteine oxidase 5

1

1

High-throughput

0.541

High

1319478

FT
Protein FLOWERING LOCUS T

1

3

High-throughput

0.541

High

1319483

Q9ZQC0
DNA-directed RNA polymerase subunit

1

2

High-throughput

0.541

High

199061

O22691
At1g04330

1

0

High-throughput

0.518

High

199553

O22947
Calcium-binding site protein

1

0

High-throughput

0.518

High

1319397

SCO2
Protein disulfide-isomerase SCO2

1

0

High-throughput

0.518

High

1319408

GSTFE
Glutathione S-transferase F14

1

0

High-throughput

0.518

High

1319411

Q9C8K8
Pyridoxamine 5'-phosphate oxidase family protein

1

0

High-throughput

0.518

High

1319418

PRE3
Transcription factor PRE3

1

0

High-throughput

0.518

High

1319426

KAD6
Adenylate kinase isoenzyme 6 homolog

1

0

High-throughput

0.518

High

1319435

FBK9
F-box/kelch-repeat protein At1g23390

1

0

High-throughput

0.518

High

1319444

CNBL9
Calcineurin B-like protein 9

1

0

High-throughput

0.518

High

1319447

PNSB3
Photosynthetic NDH subunit of subcomplex B 3, chloroplastic

1

0

High-throughput

0.518

High

1319461

MSRB3
Peptide methionine sulfoxide reductase B3

1

0

High-throughput

0.518

High

1319477

PKS1
Protein PHYTOCHROME KINASE SUBSTRATE 1

1

0

High-throughput

0.518

High

1319484

RPI2
Probable ribose-5-phosphate isomerase 2

1

0

High-throughput

0.518

High

146509

JAL32
Jacalin-related lectin 32

1

1

High-throughput

0.494

High

199293

COL14
Zinc finger protein CONSTANS-LIKE 14

1

3

High-throughput

0.494

High

199683

CYC1
Cytochrome c-1

1

4

High-throughput

0.494

High

265064

SC13B
Protein transport protein SEC13 homolog B

1

9

High-throughput

0.494

High

842094

PSB1
Proteasome subunit beta type-1

1

20

High-throughput

0.494

High

857867

HAT22
Homeobox-leucine zipper protein HAT22

1

3

High-throughput

0.494

High

1081259

Q0V802
Alpha/beta-Hydrolases superfamily protein

1

1

High-throughput

0.494

High

1181889

IAA8
Auxin-responsive protein IAA8

1

2

High-throughput

0.494

High

1182508

Q38921
At5g52210

1

5

High-throughput

0.494

High

1192350

IF2B
Eukaryotic translation initiation factor 2 subunit beta

1

5

High-throughput

0.494

High

1236512

RPB9A
DNA-directed RNA polymerases II, IV and V subunit 9A

1

2

High-throughput

0.494

High

1299142

Q8GWD1
Ran BP2/NZF zinc finger-like superfamily protein

1

10

High-throughput

0.494

High

1299910

Q8GY12
Alpha/beta-Hydrolases superfamily protein

1

1

High-throughput

0.494

High

1319082

Q8L9X1
Alpha/beta-Hydrolases superfamily protein

1

1

High-throughput

0.494

High

1319379

RGLG5
E3 ubiquitin-protein ligase RGLG5

1

8

High-throughput

0.494

High

1319385

Q8VZ38
TRAF-like family protein

1

2

High-throughput

0.494

High

1319388

Q8VZ93
Allyl alcohol dehydrogenase-like protein

1

1

High-throughput

0.494

High

1319406

TAF15
Transcription initiation factor TFIID subunit 15

1

9

High-throughput

0.494

High

1319413

Q9C901
DNA-binding enhancer protein-like protein

1

1

High-throughput

0.494

High

1319416

Q9C9N4
Glycine-rich protein

1

1

High-throughput

0.494

High

1319423

DRL35
Probable disease resistance protein At5g45490

1

1

High-throughput

0.494

High

1319424

DRL34
Probable disease resistance protein At5g45440

1

1

High-throughput

0.494

High

1319427

PPIL2
Peptidyl-prolyl cis-trans isomerase CYP65

1

3

High-throughput

0.494

High

1319430

VA714
Vesicle-associated membrane protein 714

1

2

High-throughput

0.494

High

1319434

WRK75
Probable WRKY transcription factor 75

1

1

High-throughput

0.494

High

1319436

LUL2
Probable E3 ubiquitin-protein ligase LUL2

1

4

High-throughput

0.494

High

1319437

Q9LFJ7
ADP-ribosylation factor

1

3

High-throughput

0.494

High

1319441

Q9LNK0
DNA-directed RNA polymerase subunit

1

2

High-throughput

0.494

High

1319443

Q9LT56
AT3g27560/MMJ24_11

1

1

High-throughput

0.494

High

1319445

RS103
Small ribosomal subunit protein eS10x

1

6

High-throughput

0.494

High

1319459

LOR15
Protein LURP-one-related 15

1

1

High-throughput

0.494

High

1319462

Q9M1T8
AT3g45210/T14D3_150

1

1

High-throughput

0.494

High

1319465

CML18
Probable calcium-binding protein CML18

1

3

High-throughput

0.494

High

1319467

LSM7
Sm-like protein LSM7

1

2

High-throughput

0.494

High

1319469

TAT3
Probable aminotransferase TAT3

1

6

High-throughput

0.494

High

1319472

Q9STK4
At3g48240

1

1

High-throughput

0.494

High

1319473

RAC8
Rac-like GTP-binding protein ARAC8

1

4

High-throughput

0.494

High

1319475

RS101
Small ribosomal subunit protein eS10z

1

6

High-throughput

0.494

High

1319481

CYC2
Cytochrome c-2

1

4

High-throughput

0.494

High

1319404

PCC1
Cysteine-rich and transmembrane domain-containing protein PCC1

1

1

Small-scale

0.481

High

100320

F4I4Q9
Calcyclin-binding protein

1

2

High-throughput

0.481

High

869440

PIST
Floral homeotic protein PISTILLATA

1

1

High-throughput

0.481

High

1319439

COP10
Constitutive photomorphogenesis protein 10

1

4

Small-scale

0.479

High

611595

GPA1
Guanine nucleotide-binding protein alpha-1 subunit

1

0

High-throughput

0.460

High

1319482

SMAP1
Small acidic protein 1

1

0

Small-scale

0.458

High

1319412

Q9C8R4
Calcyclin-binding protein

1

1

High-throughput

0.457

High

1319464

Q9M810
Dynein light chain

1

2

High-throughput

0.457

High

846847

COP1
E3 ubiquitin-protein ligase COP1

1

5

Small-scale

0.445

High

70629

A8MQS6
Cox19 family protein

1

1

High-throughput

0.439

High

94643

LRL26
Protein SUPPRESSOR OF NPR1-1 CONSTITUTIVE 4 [Includes: Glycerophosphodiester phosphodiesterase protein kinase domain-containing GDPDL2

1

1

High-throughput

0.439

High

100704

F4ICZ4
Alpha/beta-Hydrolases superfamily protein

1

1

High-throughput

0.439

High

101227

F4IST1
carnosine N-methyltransferase

1

1

High-throughput

0.439

High

101502

F4J034
Post-illumination chlorophyll fluorescence increase

1

1

High-throughput

0.439

High

102679

F4JPD9
Pleckstrin homology

1

1

High-throughput

0.439

High

1081947

Q0WNC2
Chitinase-like protein

1

1

High-throughput

0.439

High

1319414

KDSB
3-deoxy-manno-octulosonate cytidylyltransferase, mitochondrial

1

1

High-throughput

0.439

High

1319415

CSE
Caffeoylshikimate esterase

1

1

High-throughput

0.439

High

1319429

PSL4
Glucosidase 2 subunit beta

1

1

High-throughput

0.439

High

1319452

GPLPC
Small ribosomal subunit protein RACK1x

1

9

High-throughput

0.439

High

1319474

Q9SVK0
Putative ubiquitin-dependent proteolytic protein

1

2

High-throughput

0.439

High

1319476

Q9SW43
AT4g34920/F11I11_160

1

2

High-throughput

0.439

High

1319480

Q9SZK6
Putative protei

1

1

High-throughput

0.439

High

1319460

DCAF1
DDB1- and CUL4-associated factor homolog 1

1

8

Small-scale

0.437

High

516299

CP2
2-oxoglutarate and iron-dependent oxygenase domain-containing protein CP2

1

1

High-throughput

0.417

High

1236851

Q6NNM1
At1g66980

1

1

High-throughput

0.417

High

1284850

Q84TK3
Uncharacterized protein At4g23895

1

1

High-throughput

0.417

High

1298885

Q8GTR9
At5g20240

1

1

High-throughput

0.417

High

1319383

Q8S9L7
AT4g34920/F11I11_160

1

2

High-throughput

0.417

High

1319386

Q8VZ44
Cox19 family protein

1

1

High-throughput

0.417

High

1319387

Q8VZ57
Alpha/beta-Hydrolases superfamily protein

1

1

High-throughput

0.417

High

1319393

Q8W570
AT4g38930/F19H22_30

1

2

High-throughput

0.417

High

1319395

Q93VQ7
AT4G38060 protein

1

1

High-throughput

0.417

High

1319398

Q940T3
At1g52540/F6D8_24

1

1

High-throughput

0.417

High

1319400

Q945P4
At1g53000/F14G24.28

1

1

High-throughput

0.417

High

1319401

Q94AF1
AT5g56360/MCD7_9

1

1

High-throughput

0.417

High

1319433

Q9FRS9
F22O13.1

1

1

High-throughput

0.417

High

1319454

PIFI
Protein POST-ILLUMINATION CHLOROPHYLL FLUORESCENCE INCREASE, chloroplastic

1

1

High-throughput

0.417

High

1184374

UFO
Protein UNUSUAL FLORAL ORGANS

1

2

Small-scale

0.407

High

86201

BZP63
Basic leucine zipper 63

1

0

High-throughput

0.282

High

146179

LEA14
Probable desiccation-related protein LEA14

1

0

High-throughput

0.282

High

200013

CBSX1
CBS domain-containing protein CBSX1, chloroplastic

1

0

High-throughput

0.282

High

264797

SAP18
Histone deacetylase complex subunit SAP18

1

0

High-throughput

0.282

High

306018

RR31
Small ribosomal subunit protein bTHXc

1

0

High-throughput

0.282

High

306804

O81005
At2g22880

1

0

High-throughput

0.282

High

307302

O81325
ARM repeat superfamily protein

1

0

High-throughput

0.282

High

307651

ITPK2
Inositol-tetrakisphosphate 1-kinase 2

1

0

High-throughput

0.282

High

532294

RBS3B
Ribulose bisphosphate carboxylase small subunit 3B, chloroplastic

1

0

High-throughput

0.282

High

1185141

ZFP7
Zinc finger protein 7

1

0

High-throughput

0.282

High

1237279

Q6NQD5
At5g28690

1

0

High-throughput

0.282

High

1284733

Q84TF7
At2g42395

1

0

High-throughput

0.282

High

1299806

Q8GXU4
At1g65000

1

0

High-throughput

0.282

High

1319381

Q8LE56
HTH-type transcriptional regulator

1

0

High-throughput

0.282

High

1319382

NDA8B
NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 8-B

1

0

High-throughput

0.282

High

1319384

Q8VXU9
AT3g13440/MRP15_7

1

0

High-throughput

0.282

High

1319399

Q944L5
Large ribosomal subunit protein bL32m

1

0

High-throughput

0.282

High

1319402

SGF11
SAGA-associated factor 11

1

0

High-throughput

0.282

High

1319403

Y3515
Uncharacterized protein At3g52155, chloroplastic

1

0

High-throughput

0.282

High

1319409

GNT10
GCN5-related N-acetyltransferase 10, chloroplastic

1

0

High-throughput

0.282

High

1319417

MZT1A
Mitotic-spindle organizing protein 1A

1

0

High-throughput

0.282

High

1319420

RIC4
CRIB domain-containing protein RIC4

1

0

High-throughput

0.282

High

1319421

Q9FFZ0
AT5g13810/MAC12_24

1

0

High-throughput

0.282

High

1319425

SWC6
SWR1 complex subunit 6

1

0

High-throughput

0.282

High

1319428

Q9FM74
At5g55640

1

0

High-throughput

0.282

High

1319431

NIMI1
Protein NIM1-INTERACTING 1

1

0

High-throughput

0.282

High

1319432

OP21B
Outer envelope pore protein 21B, chloroplastic

1

0

High-throughput

0.282

High

1319438

Q9LFR9
COX assembly mitochondrial protein

1

0

High-throughput

0.282

High

1319440

TI10A
Protein TIFY 10A

1

0

High-throughput

0.282

High

1319442

Q9LSU9
AT3g25550/MWL2_17

1

0

High-throughput

0.282

High

1319448

Q9LU57
U6 snRNA phosphodiesterase

1

0

High-throughput

0.282

High

1319449

NIMI2
Protein NIM1-INTERACTING 2

1

0

High-throughput

0.282

High

1319450

Q9LUN0
At3g17670

1

0

High-throughput

0.282

High

1319453

Q9LVV6
At5g52960

1

0

High-throughput

0.282

High

1319457

NDS5B
NADH dehydrogenase [ubiquinone] iron-sulfur protein 5-B

1

0

High-throughput

0.282

High

1319458

CP122
Calvin cycle protein CP12-2, chloroplastic

1

0

High-throughput

0.282

High

1319463

Q9M3C7
Uncharacterized protein At3g55240

1

0

High-throughput

0.282

High

1319466

XYL1
Alpha-xylosidase 1

1

0

High-throughput

0.282

High

1319468

SPR1
Protein SPIRAL1

1

0

High-throughput

0.282

High

1319470

NDUB7
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 7

1

0

High-throughput

0.282

High

1319471

BH047
Transcription factor bHLH47

1

0

High-throughput

0.282

High

1319479

PBL15
Probable serine/threonine-protein kinase PBL15

1

0

High-throughput

0.282

High

1319485

GNAT8
GCN5-related N-acetyltransferase 8

1

0

High-throughput

0.282

High

1319380

Q8LDB7
non-specific serine/threonine protein kinase

1

0

High-throughput

0.251

Low

1319389

PTA7
Protein PLASTID TRANSCRIPTIONALLY ACTIVE 7

1

0

High-throughput

0.238

Low

1319396

Q93XY0
At2g32160

1

0

High-throughput

0.238

Low


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Last updated: 11Aug2025