| protein neuralized |
| ubiquitin-conjugating enzyme E2 R |
| ubiquitin-activating enzyme E1 |
| other hect domain ubiquitin protein ligase E3 |
| E3 ubiquitin-protein ligase SIAH1 |
| ubiquitin-conjugating enzyme E2 L3 |
| ubiquitin-conjugating enzyme E2 L6 |
| ubiquitin-conjugating enzyme E2 J2 |
| ubiquitin-conjugating enzyme E2 G2 |
| parkin |
| ubiquitin-conjugating enzyme (huntingtin interacting protein 2) |
| E3 ubiquitin ligase SMURF1/2 |
| E3 ubiquitin-protein ligase CBL |
| atrophin-1 interacting protein 2 (WW domain containing E3 ubiquitin protein ligase 2) |
| atrophin-1 interacting protein 4 |
| atrophin-1 interacting protein 5 (WW domain containing E3 ubiquitin protein ligase 1) |
| E3 ubiquitin-protein ligase Mdm2 |
| ubiquitin-conjugating enzyme E2 C |
| ubiquitin-conjugating enzyme E2 D/E |
| midline 1 |
| E3 ubiquitin-protein ligase SIAH2 |
| tripartite motif-containing protein 33 |
| STIP1 homology and U-box containing protein 1 |
| E3 ubiquitin-protein ligase RFWD2 |
| RING finger and CHY zinc finger domain-containing protein 1 |
| ubiquitin-conjugating enzyme E2 A |
| ubiquitin-conjugating enzyme E2 B |
| ubiquitin-conjugating enzyme E2 G1 |
| ubiquitin-conjugating enzyme E2 H |
| ubiquitin-conjugating enzyme E2 I |
| ubiquitin-conjugating enzyme E2 J1 |
| ubiquitin-conjugating enzyme E2 M |
| ubiquitin-conjugating enzyme E2 N |
| ubiquitin-conjugating enzyme E2 O |
| ubiquitin-conjugating enzyme E2 Q |
| ubiquitin-conjugating enzyme E2 S |
| ubiquitin-conjugating enzyme E2 U |
| ubiquitin-conjugating enzyme E2 Z |
| baculoviral IAP repeat-containing protein 6 (apollon) |
| ubiquitin-protein ligase E3 A |
| ubiquitin-protein ligase E3 B |
| ubiquitin-protein ligase E3 C |
| E3 ubiquitin-protein ligase TRIP12 |
| E3 ubiquitin-protein ligase NEDD4 |
| E3 ubiquitin-protein ligase HUWE1 |
| E3 ubiquitin-protein ligase EDD1 |
| E3 ubiquitin-protein ligase HERC1 |
| E3 ubiquitin-protein ligase HERC2 |
| ubiquitin conjugation factor E4 A |
| ubiquitin conjugation factor E4 B |
| pre-mRNA-processing factor 19 |
| E3 ubiquitin-protein ligase synoviolin |
| E3 ubiquitin-protein ligase NHLRC1 |
| E3 ubiquitin-protein ligase MGRN1 |
| E3 ubiquitin-protein ligase FANCL |
| tripartite motif-containing protein 32 |
| E3 ubiquitin-protein ligase HERC3 |
| E3 ubiquitin-protein ligase HERC4 |
| E3 ubiquitin-protein ligase RBBP6 |
| E3 ubiquitin-protein ligase UBR1 |
| E3 ubiquitin-protein ligase UBR2 |
| E3 ubiquitin-protein ligase RAD18 |
| V(D)J recombination-activating protein 1 |
| E3 ubiquitin-protein ligase RNF128 |
| E3 ubiquitin-protein ligase Topors |
| BRCA1-associated protein |
| E3 ubiquitin-protein ligase Praja1 |
| E3 ubiquitin-protein ligase Praja2 |
| E3 ubiquitin-protein ligase Arkadia |
| autocrine motility factor receptor |
| E3 ubiquitin-protein ligase MYLIP |
| E3 ubiquitin-protein ligase UHRF1 |
| E3 ubiquitin-protein ligase CCNP1IP1 |
| E3 ubiquitin-protein ligase RNF25 |
| E3 ubiquitin-protein ligase LRSAM1 |
| E3 ubiquitin-protein ligase DZIP3 |
| CCR4-NOT transcription complex subunit 4 |
| E3 ubiquitin-protein ligase CHFR |
| E3 ubiquitin-protein ligase mind-bomb |
| E3 ubiquitin-protein ligase TRAF7 |
| tripartite motif-containing protein 5 |
| tripartite motif-containing protein 11 |
| tripartite motif-containing protein 63 |
| E3 ubiquitin-protein ligase MARCH1/8 |
| E3 ubiquitin-protein ligase MARCH2 |
| E3 ubiquitin-protein ligase MARCH3 |
| E3 ubiquitin-protein ligase MARCH4/9/11 |
| E3 ubiquitin-protein ligase MARCH5 |
| E3 ubiquitin-protein ligase MARCH6 |
| E3 ubiquitin-protein ligase MARCH7 |
| E3 ubiquitin-protein ligase MARCH10 |
| E3 ubiquitin-protein ligase RNF5 |
| E3 ubiquitin-protein ligase RNF8 |
| E3 ubiquitin-protein ligase RNF138 |
| BRCA1-associated RING domain protein 1 |
| ubiquitin-like 1-activating enzyme E1 A |
| ubiquitin-like 1-activating enzyme E1 B |
| ubiquitin-activating enzyme E1 C |
| ubiquitin-conjugating enzyme E2 F |
| ubiquitin-conjugating enzyme E2 W |
| peroxin-4 |
| ubiquitin-conjugating enzyme E2, other |
| E3 ubiquitin-protein ligase UBR4 |
| E3 ubiquitin-protein ligase MYCBP2 |
| E3 ubiquitin-protein ligase ZNRF1/2 |
| E3 ubiquitin-protein ligase RNF1/2 |
| E3 ubiquitin-protein ligase BRE1 |
| ubiquitin-activating enzyme E1-like |
| ubiquitin-activating enzyme E1-like protein 2 |
| E3 ubiquitin-protein ligase RNF14 |
| E3 ubiquitin-protein ligase RNF19A |
| E3 ubiquitin-protein ligase RNF19B |
| E3 ubiquitin-protein ligase RNF31 |
| E3 ubiquitin-protein ligase RNF144 |
| TRIAD3; E3 ubiquitin-protein ligase RNF216 |
| E3 ubiquitin-protein ligase RNF217 |
| E3 ubiquitin-protein ligase UBR3 |
| E3 ubiquitin-protein ligase UBR7 |
| E3 ubiquitin-protein ligase NRDP1 |
| E3 ubiquitin-protein ligase RNF115/126 |
| E3 ubiquitin-protein ligase RNF182 |
| E3 ubiquitin-protein ligase HACE1 |
| E3 ubiquitin-protein ligase HECW1 |
| E3 ubiquitin-protein ligase HECW2 |
| Kip1 ubiquitination-promoting complex protein 1 |
| E3 ubiquitin-protein ligase RNF125 |
| E3 ubiquitin-protein ligase SH3RF |
| E3 ubiquitin-protein ligase HECTD1 |
| E3 ubiquitin-protein ligase HECTD2 |
| E3 ubiquitin-protein ligase HECTD3 |
| E3 ubiquitin-protein ligase NEDD4-like |
| ubiquitin-conjugating enzyme E2 T |
| E3 ubiquitin-protein ligase SspH1 |
| E3 ubiquitin-protein ligase SspH2 |
| E3 ubiquitin-protein ligase LubX |
| E3 ubiquitin-protein ligase Hakai |
| E3 ubiquitin-protein ligase makorin |
| E3 ubiquitin-protein ligase MUL1 |
| E3 ubiquitin-protein ligase NEURL3 |
| E3 ubiquitin-protein ligase RFWD3 |
| E3 ubiquitin-protein ligase RNF13 |
| E3 ubiquitin-protein ligase RNF103 |
| E3 ubiquitin-protein ligase RNF146 |
| E3 ubiquitin-protein ligase RNF130 |
| E3 ubiquitin-protein ligase RNF133 |
| E3 ubiquitin-protein ligase RNF139 |
| E3 ubiquitin-protein ligase RNF149 |
| E3 ubiquitin-protein ligase RNF152 |
| E3 ubiquitin-protein ligase RNF167 |
| E3 ubiquitin-protein ligase RNF180 |
| E3 ubiquitin-protein ligase RNF187 |
| E3 ubiquitin-protein ligase SHPRH |
| SWI/SNF-related matrix-associated actin-dependent regulator of chromatin subfamily A3 |
| E3 ubiquitin-protein ligase TTC3 |
| E3 ubiquitin-protein ligase UHRF2 |
| E3 ubiquitin-protein ligase ZNF645 |
| E3 ubiquitin-protein ligase ZSWIM2 |
| E3 ubiquitin-protein ligase RLIM |
| E3 ubiquitin-protein ligase RNF135 |
| E3 ubiquitin-protein ligase ZNRF3 |
| E3 ubiquitin-protein ligase AIP2 |
| E3 ubiquitin-protein ligase BAH |
| E3 ubiquitin-protein ligase DRIP |
| E3 ubiquitin-protein ligase HOS1 |
| E3 ubiquitin-protein ligase KEG |
| E3 ubiquitin-protein ligase RGLG |
| E3 ubiquitin-protein ligase RHA2 |
| E3 ubiquitin-protein ligase SDIR1 |
| E3 ubiquitin-protein ligase SIS3 |
| E3 ubiquitin-protein ligase EL5 |