| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P0C6P6 | Transcription factor YY2; Yin and yang 2; YY-2; | Yy2; | XP_008756640.1;XP_008771447.1; | 376 | rat |
| Q62885 | Protein unc-119 homolog A; Retinal protein 4; rRG4; | Unc119; Rg4; | NP_058884.1; | 240 | rat |
| Q5U1W5 | U11/U12 small nuclear ribonucleoprotein 35 kDa protein; U11/U12 snRNP 35 kDa protein; U1 snRNP-binding protein homolog; | Snrnp35; U1snrnpbp; | NP_001014149.1; | 244 | rat |
| Q7TP17 | Splicing factor U2AF 26 kDa subunit; Liver regeneration-related protein LRRG157/LRRG158; U2 auxiliary factor 26; U2 small nuclear RNA auxiliary factor 1-like protein 4; U2AF1-like 4; | U2af1l4; | NP_001008775.1;XP_006228838.1; | 220 | rat |
| P70711 | Ubiquitin-conjugating enzyme E2 D2B; EC 6.3.2.19; Ubiquitin carrier protein D2B; Ubiquitin-conjugating enzyme E2(17)KB 2B; Ubiquitin-conjugating enzyme E2-17 kDa 2B; Ubiquitin-protein ligase D2B; | Ube2d2b; Ube2d2; | NP_112263.1; | 147 | rat |
| F1LNJ2 | U5 small nuclear ribonucleoprotein 200 kDa helicase; EC 3.6.4.13; BRR2 homolog; U5 snRNP-specific 200 kDa protein; U5-200KD; | Snrnp200; | NULL | 2139 | rat |
| D3ZDK2 | Ubiquitin-conjugating enzyme E2 D1; EC 6.3.2.19; Ubiquitin carrier protein D1; Ubiquitin-conjugating enzyme E2(17)KB 1; Ubiquitin-conjugating enzyme E2-17 kDa 1; Ubiquitin-protein ligase D1; | Ube2d1; | NP_001102000.1; | 147 | rat |
| P62839 | Ubiquitin-conjugating enzyme E2 D2; EC 6.3.2.19; Ubiquitin carrier protein D2; Ubiquitin-conjugating enzyme E2(17)KB 2; Ubiquitin-conjugating enzyme E2-17 kDa 2; Ubiquitin-protein ligase D2; | Ube2d2; Ubc4 Ubch4 Ubch5b; | NP_001032369.1; | 147 | rat |
| P61078 | Ubiquitin-conjugating enzyme E2 D3; EC 6.3.2.19; Phosphoarginine phosphatase; PAPase; Ubiquitin carrier protein D3; Ubiquitin-conjugating enzyme E2(17)KB 3; Ubiquitin-conjugating enzyme E2-17 kDa 3; Ubiquitin-protein ligase D3; | Ube2d3; | NP_112516.1;XP_006233398.1;XP_006233399.1;XP_006233400.1; | 147 | rat |
| P62255 | Ubiquitin-conjugating enzyme E2 G1; EC 6.3.2.19; E217K; UBC7; Ubiquitin carrier protein G1; Ubiquitin-protein ligase G1; [Cleaved into: Ubiquitin-conjugating enzyme E2 G1, N-terminally processed]; | Ube2g1; Ubc7 Ube2g; | NP_073181.1; | 170 | rat |
| Q4V8J2 | Ubiquitin/ISG15-conjugating enzyme E2 L6; EC 6.3.2.19; Ubiquitin carrier protein L6; Ubiquitin-protein ligase L6; | Ube2l6; | NP_001019926.1; | 153 | rat |
| Q7M767 | Ubiquitin-conjugating enzyme E2 variant 2; Ubiquitin-conjugating enzyme variant MMS2; | Ube2v2; Mms2 Uev2; | NP_898875.1; | 145 | rat |
| Q5U300 | Ubiquitin-like modifier-activating enzyme 1; Ubiquitin-activating enzyme E1; | Uba1; Ube1; | NP_001014102.1;XP_006256674.1; | 1058 | rat |
| Q99MI7 | NEDD8-activating enzyme E1 catalytic subunit; EC 6.3.2.-; NEDD8-activating enzyme E1C; Ubiquitin-activating enzyme E1C; Ubiquitin-like modifier-activating enzyme 3; Ubiquitin-activating enzyme 3; | Uba3; Ube1c; | NP_476553.1; | 462 | rat |
| Q5M7A4 | Ubiquitin-like modifier-activating enzyme 5; Ubiquitin-activating enzyme 5; UFM1-activating enzyme; Ubiquitin-activating enzyme E1 domain-containing protein 1; | Uba5; Ube1dc1; | NP_001009669.1; | 403 | rat |
| Q5XIR9 | Ubiquitin-associated domain-containing protein 1; UBA domain-containing protein 1; E3 ubiquitin-protein ligase subunit KPC2; Kip1 ubiquitination-promoting complex protein 2; | Ubac1; Kpc2 Ubadc1; | NP_001007743.1; | 409 | rat |
| Q6AXN0 | UBA-like domain-containing protein 1; | Ubald1; Fam100a; | NP_001007669.1;XP_003750820.1; | 176 | rat |
| Q5XIS7 | Ubiquitin-associated protein 1; UBAP-1; | Ubap1; | NP_001012190.1; | 502 | rat |
| P0CG51 | Polyubiquitin-B; [Cleaved into: Ubiquitin]; | Ubb; | NP_620250.1; | 305 | rat |
| P63281 | SUMO-conjugating enzyme UBC9; EC 6.3.2.-; SUMO-protein ligase; Ubiquitin carrier protein 9; Ubiquitin carrier protein I; Ubiquitin-conjugating enzyme E2 I; Ubiquitin-conjugating enzyme UbcE2A; Ubiquitin-protein ligase I; | Ube2i; Ubce9; | NP_037182.1;XP_006245981.1;XP_006245982.1; | 158 | rat |
