Protein: UB2E1
Ubiquitin-conjugating enzyme E2 E1 (EC 2.3.2.23) ((E3-independent) E2 ubiquitin-conjugating enzyme E1) (EC 2.3.2.24) (E2 ubiquitin-conjugating enzyme E1) (UbcH6) (Ubiquitin carrier protein E1) (Ubiquitin-protein ligase E1)

Gene: UB2E1, UBE2E1
Organism: Homo sapiens
Interactions: 162
UniProt ID: P51965

Gene Ontology (top 5):
GO:0000151 - ubiquitin ligase complex
GO:0000209 - protein polyubiquitination
GO:0004842 - ubiquitin-protein transferase activity
GO:0005524 - ATP binding
GO:0005634 - nucleus

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

647508

UBA1
Ubiquitin-like modifier-activating enzyme 1

10

19

Small-scale

0.972

High

861529

NEDD4
E3 ubiquitin-protein ligase NEDD4

7

20

Small-scale

0.967

High

909372

OTUB1
Ubiquitin thioesterase OTUB1

6

11

Small-scale

0.938

High

909389

RN167
E3 ubiquitin-protein ligase RNF167

5

20

Small-scale

0.928

High

909367

RNF25
E3 ubiquitin-protein ligase RNF25

4

14

High-throughput

0.912

High

798872

BRCA1
Breast cancer type 1 susceptibility protein

4

20

Small-scale

0.901

High

783206

TRI23
E3 ubiquitin-protein ligase TRIM23

4

7

Small-scale

0.896

High

909311

TRI32
E3 ubiquitin-protein ligase TRIM32

4

20

Small-scale

0.896

High

909412

CHIP
E3 ubiquitin-protein ligase CHIP

4

15

Small-scale

0.888

High

909381

RING2
E3 ubiquitin-protein ligase RING2

3

20

Small-scale

0.873

High

186520

TRI18
E3 ubiquitin-protein ligase Midline-1

3

20

Small-scale

0.870

High

909332

RN111
E3 ubiquitin-protein ligase Arkadia

3

20

High-throughput

0.867

High

909304

RNF4
E3 ubiquitin-protein ligase RNF4

3

20

Small-scale

0.857

High

909298

UB2E1
Ubiquitin-conjugating enzyme E2 E1

3

17

Small-scale

0.845

High

909375

ITCH
E3 ubiquitin-protein ligase Itchy homolog

3

20

Small-scale

0.845

High

909353

ZNRF1
E3 ubiquitin-protein ligase ZNRF1

2

20

High-throughput

0.843

High

909405

RNF14
E3 ubiquitin-protein ligase RNF14

2

20

Small-scale

0.812

High

909305

XIAP
E3 ubiquitin-protein ligase XIAP

2

20

Small-scale

0.800

High

909340

GOLI
E3 ubiquitin-protein ligase RNF130

2

20

Small-scale

0.800

High

909364

MUL1
Mitochondrial ubiquitin ligase activator of NFKB 1

2

20

Small-scale

0.800

High

909387

TRIM2
Tripartite motif-containing protein 2

2

20

Small-scale

0.800

High

909397

RNF12
E3 ubiquitin-protein ligase RLIM

2

20

Small-scale

0.800

High

909402

RN181
E3 ubiquitin-protein ligase RNF181

2

20

Small-scale

0.800

High

909418

RN114
E3 ubiquitin-protein ligase RNF114

2

20

Small-scale

0.800

High

909310

RING1
E3 ubiquitin-protein ligase RING1

2

20

Small-scale

0.793

High

909309

UBE3A
Ubiquitin-protein ligase E3A

2

20

Small-scale

0.793

High

909407

IPO11
Importin-11

2

3

Small-scale

0.793

High

909383

RNF5
E3 ubiquitin-protein ligase RNF5

2

20

Small-scale

0.785

High

241151

PRKN
E3 ubiquitin-protein ligase parkin

2

20

Small-scale

0.778

High

909379

NED4L
E3 ubiquitin-protein ligase NEDD4-like

2

20

Small-scale

0.778

High

909419

TRI17
E3 ubiquitin-protein ligase TRIM17

2

20

Small-scale

0.767

High

909414

RNF11
RING finger protein 11

1

20

High-throughput

0.762

High

325741

UBR5
E3 ubiquitin-protein ligase UBR5

2

20

Small-scale

0.757

High

340564

CNOT4
CCR4-NOT transcription complex subunit 4

2

11

Small-scale

0.754

High

909354

ZNRF2
E3 ubiquitin-protein ligase ZNRF2

2

20

Small-scale

0.754

High

909408

HERC5
E3 ISG15--protein ligase HERC5

2

20

Small-scale

0.743

High

651232

CBL
E3 ubiquitin-protein ligase CBL

1

12

Small-scale

0.740

High

909325

BRE1A
E3 ubiquitin-protein ligase BRE1A

1

13

Small-scale

0.724

High

909409

TRIM1
Probable E3 ubiquitin-protein ligase MID2

1

20

Small-scale

0.713

High

623207

RO52
E3 ubiquitin-protein ligase TRIM21

1

20

Small-scale

0.710

High

909416

TRAF6
TNF receptor-associated factor 6

1

20

High-throughput

0.710

High

220484

RNF13
E3 ubiquitin-protein ligase RNF13

1

20

High-throughput

0.698

High

244451

MGRN1
E3 ubiquitin-protein ligase MGRN1

1

6

High-throughput

0.698

High

322547

RNF37
RING finger protein 37

1

5

High-throughput

0.698

High

335042

ARI2
E3 ubiquitin-protein ligase ARIH2

1

20

High-throughput

0.698

High

909312

MKRN3
E3 ubiquitin-protein ligase makorin-3

1

14

High-throughput

0.698

High

909326

RNF43
E3 ubiquitin-protein ligase RNF43

1

20

High-throughput

0.698

High

909328

RFWD3
E3 ubiquitin-protein ligase RFWD3

1

20

High-throughput

0.698

High

909330

LRSM1
E3 ubiquitin-protein ligase LRSAM1

1

6

High-throughput

0.698

High

909333

ARK2C
E3 ubiquitin-protein ligase ARK2C

1

20

High-throughput

0.698

High

909343

DZIP3
E3 ubiquitin-protein ligase DZIP3

1

20

High-throughput

0.698

High

909347

RNF10
E3 ubiquitin-protein ligase RNF10

1

20

High-throughput

0.698

High

909351

DTX3
Probable E3 ubiquitin-protein ligase DTX3

1

20

High-throughput

0.698

High

909356

DTX3L
E3 ubiquitin-protein ligase DTX3L

1

20

High-throughput

0.698

High

909360

ZNRF4
E3 ubiquitin-protein ligase ZNRF4

1

20

High-throughput

0.698

High

909365

RN166
E3 ubiquitin-protein ligase RNF166

1

20

High-throughput

0.698

High

909370

CHFR
E3 ubiquitin-protein ligase CHFR

1

20

High-throughput

0.698

High

909373

RMD5B
E3 ubiquitin-protein transferase RMND5B

1

6

High-throughput

0.698

High

909374

RN185
E3 ubiquitin-protein ligase RNF185

1

20

High-throughput

0.698

High

909378

BIRC8
Baculoviral IAP repeat-containing protein 8

1

20

High-throughput

0.698

High

909411

RN150
RING finger protein 150

1

20

High-throughput

0.698

High

909417

RN115
E3 ubiquitin-protein ligase RNF115

1

20

High-throughput

0.698

High

909355

COP1
E3 ubiquitin-protein ligase COP1

1

10

High-throughput

0.691

High

302438

RNF8
E3 ubiquitin-protein ligase RNF8

1

20

Small-scale

0.680

High

909335

DET1
DET1 homolog

3

3

Small-scale

0.667

High

909385

RNF26
E3 ubiquitin-protein ligase RNF26

1

20

High-throughput

0.656

High

131840

WWP2
NEDD4-like E3 ubiquitin-protein ligase WWP2

1

20

Small-scale

0.647

High

258256

TRI13
E3 ubiquitin-protein ligase TRIM13

1

20

Small-scale

0.647

High

272630

BRE1B
E3 ubiquitin-protein ligase BRE1B

1

13

Small-scale

0.647

High

279033

TRIM3
Tripartite motif-containing protein 3

1

20

Small-scale

0.647

High

507705

UBC
Polyubiquitin-C [Cleaved into: Ubiquitin]

1

20

Small-scale

0.647

High

833587

UBA7
Ubiquitin-like modifier-activating enzyme 7

1

19

Small-scale

0.647

High

909303

RBX1
E3 ubiquitin-protein ligase RBX1

1

20

Small-scale

0.647

High

909306

MDM2
E3 ubiquitin-protein ligase Mdm2

1

14

Small-scale

0.647

High

909316

CUL3
Cullin-3

1

16

Small-scale

0.647

High

909344

RN168
E3 ubiquitin-protein ligase RNF168

1

7

Small-scale

0.647

High

909352

RN169
E3 ubiquitin-protein ligase RNF169

1

20

Small-scale

0.647

High

909357

RN128
E3 ubiquitin-protein ligase RNF128

1

20

Small-scale

0.647

High

909363

RNF34
E3 ubiquitin-protein ligase RNF34

1

20

Small-scale

0.647

High

909369

RNF31
E3 ubiquitin-protein ligase RNF31

1

20

Small-scale

0.647

High

909395

TOPRS
E3 ubiquitin-protein ligase Topors

1

6

Small-scale

0.647

High

909362

UBP7
Ubiquitin carboxyl-terminal hydrolase 7

2

6

Small-scale

0.634

High

909299

ATX1
Ataxin-1

2

1

Small-scale

0.631

High

909361

TRIB2
Tribbles homolog 2

2

5

High-throughput

0.628

High

909380

TRIB1
Tribbles homolog 1

2

6

High-throughput

0.628

High

128501

RN103
E3 ubiquitin-protein ligase RNF103

1

20

Small-scale

0.621

High

909341

TRI50
E3 ubiquitin-protein ligase TRIM50

1

20

Small-scale

0.621

High

909368

BIRC7
Baculoviral IAP repeat-containing protein 7

1

20

Small-scale

0.621

High

909390

TRI45
E3 ubiquitin-protein ligase TRIM45

1

20

Small-scale

0.621

High

909393

TRI39
E3 ubiquitin-protein ligase TRIM39

2

20

High-throughput

0.619

High

277609

H2AY
Core histone macro-H2A.1

1

6

Small-scale

0.618

High

501941

H2AZ
Histone H2A.Z

1

6

Small-scale

0.618

High

909302

UBE2H
Ubiquitin-conjugating enzyme E2 H

1

17

High-throughput

0.618

High

909336

PCGF5
Polycomb group RING finger protein 5

1

20

Small-scale

0.618

High

909400

DTL
Denticleless protein homolog

1

9

Small-scale

0.618

High

909382

BARD1
BRCA1-associated RING domain protein 1

2

11

Small-scale

0.602

High

909391

MARH7
E3 ubiquitin-protein ligase MARCHF7

2

16

Small-scale

0.602

High

909324

RN220
E3 ubiquitin-protein ligase RNF220

1

7

High-throughput

0.590

High

909403

MBD5
Methyl-CpG-binding domain protein 5

2

0

High-throughput

0.585

High

909392

RN122
RING finger protein 122

1

20

Small-scale

0.579

High

909349

UBR7
Putative E3 ubiquitin-protein ligase UBR7

2

0

Small-scale

0.577

High

909348

PAF1
RNA polymerase II-associated factor 1 homolog

1

0

Small-scale

0.561

High

909371

TRI11
E3 ubiquitin-protein ligase TRIM11

1

20

Small-scale

0.552

High

909313

M3K1
Mitogen-activated protein kinase kinase kinase 1

1

12

High-throughput

0.541

High

909337

MARH3
E3 ubiquitin-protein ligase MARCHF3

1

20

High-throughput

0.541

High

909338

CAPS2
Calcium-dependent secretion activator 2

1

6

High-throughput

0.541

High

909342

DTX1
E3 ubiquitin-protein ligase DTX1

1

20

High-throughput

0.541

High

909350

RN152
E3 ubiquitin-protein ligase RNF152

1

20

High-throughput

0.541

High

909399

MKS1
Tectonic-like complex member MKS1

1

0

Small-scale

0.537

High

908895

NEK4
Serine/threonine-protein kinase Nek4

1

4

High-throughput

0.536

High

909300

SIK1
Serine/threonine-protein kinase SIK1

1

2

High-throughput

0.536

High

909329

CTR9
RNA polymerase-associated protein CTR9 homolog

1

2

Small-scale

0.536

High

909345

STK40
Serine/threonine-protein kinase 40

1

5

High-throughput

0.536

High

909359

LEO1
RNA polymerase-associated protein LEO1

1

2

Small-scale

0.536

High

909307

ID2
DNA-binding protein inhibitor ID-2

1

0

High-throughput

0.513

High

909366

CLUA1
Clusterin-associated protein 1

1

0

High-throughput

0.513

High

839722

EPS15
Epidermal growth factor receptor substrate 15

1

4

Small-scale

0.501

High

909308

TF65
Transcription factor p65

1

7

Small-scale

0.501

High

909314

TIF1B
Transcription intermediary factor 1-beta

1

20

Small-scale

0.501

High

909319

UVSSA
UV-stimulated scaffold protein A

1

4

Small-scale

0.501

High

909327

JADE1
Protein Jade-1

1

1

Small-scale

0.501

High

909331

NHLC1
E3 ubiquitin-protein ligase NHLRC1

1

20

Small-scale

0.501

High

909334

ASXL2
Putative Polycomb group protein ASXL2

1

3

Small-scale

0.501

High

909339

TRI69
E3 ubiquitin-protein ligase TRIM69

1

20

Small-scale

0.501

High

909358

UBS3B
Ubiquitin-associated and SH3 domain-containing protein B

1

6

Small-scale

0.501

High

909394

DPOLM
DNA-directed DNA/RNA polymerase mu

1

7

Small-scale

0.501

High

909398

MARH5
E3 ubiquitin-protein ligase MARCHF5

1

6

Small-scale

0.501

High

909401

MARH2
E3 ubiquitin-protein ligase MARCHF2

1

20

Small-scale

0.501

High

909404

HDAC6
Protein deacetylase HDAC6

1

3

Small-scale

0.501

High

909406

DPOLL
DNA polymerase lambda

1

7

Small-scale

0.501

High

909410

FBX2
F-box only protein 2

1

3

Small-scale

0.501

High

909413

TRI33
E3 ubiquitin-protein ligase TRIM33

1

20

Small-scale

0.501

High

909415

FBX7
F-box only protein 7

1

3

High-throughput

0.501

High

142670

TRI38
E3 ubiquitin-protein ligase TRIM38

1

20

Small-scale

0.481

High

323249

TRI37
E3 ubiquitin-protein ligase TRIM37

1

20

Small-scale

0.481

High

571906

TRI27
Zinc finger protein RFP

1

20

Small-scale

0.481

High

909301

UFM1
Ubiquitin-fold modifier 1

1

5

High-throughput

0.481

High

909321

ZNG1E
Zinc-regulated GTPase metalloprotein activator 1E

1

1

High-throughput

0.481

High

909386

TRIM7
E3 ubiquitin-protein ligase TRIM7

1

20

Small-scale

0.481

High

259657

BRD4
Bromodomain-containing protein 4

1

7

High-throughput

0.479

High

567313

TCTP
Translationally-controlled tumor protein

1

4

High-throughput

0.479

High

729695

1433B
14-3-3 protein beta/alpha

1

1

Small-scale

0.479

High

878810

NR2C2
Nuclear receptor subfamily 2 group C member 2

1

2

High-throughput

0.479

High

909315

SQSTM
Sequestosome-1

1

18

High-throughput

0.479

High

909318

NF2L2
Nuclear factor erythroid 2-related factor 2

1

3

Small-scale

0.479

High

909376

SNX27
Sorting nexin-27

1

2

High-throughput

0.479

High

909384

DDA1
DET1- and DDB1-associated protein 1

1

2

Small-scale

0.479

High

455733

H10
Histone H1.0

1

0

Small-scale

0.458

High

366400

FA12
Coagulation factor XII

1

5

Small-scale

0.457

High

909317

TRI29
Tripartite motif-containing protein 29

1

20

Small-scale

0.457

High

319546

UFL1
E3 UFM1-protein ligase 1

1

5

High-throughput

0.457

High

909320

ZNG1C
Zinc-regulated GTPase metalloprotein activator 1C

1

1

High-throughput

0.457

High

909346

ARRD1
Arrestin domain-containing protein 1

1

7

High-throughput

0.457

High

909396

ASF1B
Histone chaperone ASF1B

1

1

High-throughput

0.457

High

909322

LRRK2
Leucine-rich repeat serine/threonine-protein kinase 2

1

6

High-throughput

0.445

High

909323

CE170
Centrosomal protein of 170 kDa

1

2

High-throughput

0.445

High

909388

PKHA4
Pleckstrin homology domain-containing family A member 4

1

1

High-throughput

0.437

High

47003

PNT87
Transcriptional regulator PINT87aa

1

0

Small-scale

0.426

High

482235

PAEP
Glycodelin

1

0

High-throughput

0.282

High

909377

ROBO3
Roundabout homolog 3

1

0

High-throughput

0.279

Low

909420

NDUB9
NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 9

1

0

High-throughput

0.238

Low


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Last updated: 11Aug2025