| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| Q9AUV6 | UDP-glucose 6-dehydrogenase 3; UDP-Glc dehydrogenase 3; UDP-GlcDH 3; UDPGDH 3; EC 1.1.1.22; Os-UGD3; | UGD3; Os03g0757900 LOC_Os03g55070; | NP_001051328.1; | 480 | rice |
| Q2QS14 | UDP-glucose 6-dehydrogenase 4; UDP-Glc dehydrogenase 4; UDP-GlcDH 4; UDPGDH 4; EC 1.1.1.22; Os-UGD4; | UGD4; Os12g0443500 LOC_Os12g25690; | NP_001066705.1; | 480 | rice |
| Q2QS13 | UDP-glucose 6-dehydrogenase 5; UDP-Glc dehydrogenase 5; UDP-GlcDH 5; UDPGDH 5; EC 1.1.1.22; Os-UGD5; | UGD5; Os12g0443600 LOC_Os12g25700; | NP_001066706.1; | 480 | rice |
| Q8LNZ3 | UDP-glucose 4-epimerase 1; OsUGE-1; EC 5.1.3.2; UDP-galactose 4-epimerase 1; | UGE-1; Os05g0595100 LOC_Os05g51670; | NP_001056512.1; | 354 | rice |
| Q6ZDJ7 | UDP-glucose 4-epimerase 2; OsUGE-2; EC 5.1.3.2; UDP-galactose 4-epimerase 2; | UGE-2; Os08g0374800 LOC_Os08g28730; | NP_001061668.1; | 408 | rice |
| Q652A8 | UDP-glucose 4-epimerase 3; OsUGE-3; EC 5.1.3.2; UDP-galactose 4-epimerase 3; | UGE-3; Os09g0526700 LOC_Os09g35800; | NP_001063727.1; | 373 | rice |
| Q6K2E1 | UDP-glucose 4-epimerase 4; OsUGE-4; EC 5.1.3.2; UDP-galactose 4-epimerase 4; | UGE-4; Os09g0323000 LOC_Os09g15420; | NP_001062869.1; | 369 | rice |
| Q7F1K9 | Probable (S)-ureidoglycine aminohydrolase; OsUGLYAH; EC 3.5.3.26; | UGLYAH; UGHY; Os07g0495000 LOC_Os07g31270; | NP_001059692.1; | 309 | rice |
| Q9LDN2 | Uridine 5'-monophosphate synthase; UMP synthase; OMPdecase; EC 2.4.2.10; EC 4.1.1.23; OPRTase; | UMPS1; Os01g0951200 LOC_Os01g72240; | NP_001045412.1; | 477 | rice |
| Q8RZA1 | Uridine 5'-monophosphate synthase; UMP synthase; OMPdecase; EC 2.4.2.10; EC 4.1.1.23; OPRTase; | UMPS2; Os01g0951400 LOC_Os01g72250; | NP_001045413.2; | 475 | rice |
| Q0J709 | ACT domain-containing protein DS12, chloroplastic; Uncharacterized protein DS12 from 2D-PAGE of leaf; | Os08g0242700 LOC_Os08g14440; | NULL | 283 | rice |
| B9GCH9 | Urease; EC 3.5.1.5; Urea amidohydrolase; | Os12g0234800 LOC_Os12g13270; | NULL | 843 | rice |
| Q0E3I9 | Urease accessory protein D; AtURED; | URED; Os02g0173000 LOC_Os02g07670; | NP_001046035.1; | 309 | rice |
| Q0E3L5 | Urease accessory protein F; AtUREF; | UREF; Os02g0168000 LOC_Os02g07150; | NP_001046009.1; | 261 | rice |
| Q6AUF3 | Urease accessory protein G; AtUREG; | UREG; Os05g0565200 LOC_Os05g49050; | NP_001056337.1; | 284 | rice |
| Q6ZJ05 | Probable uridine nucleosidase 1; EC 3.2.2.3; Uridine ribohydrolase 1; | URH1; Os08g0557900 LOC_Os08g44370; | NP_001062489.1; | 324 | rice |
| Q652Q8 | Probable uridine nucleosidase 2; EC 3.2.2.3; Uridine ribohydrolase 2; | URH2; Os09g0567900 LOC_Os09g39440; | NP_001063966.1; | 337 | rice |
| Q0D6M1 | Ubiquitin-related modifier 1 homolog; | URM1; Os07g0466300 LOC_Os07g28280; | NP_001059588.1; | 100 | rice |
| Q5Z8Y4 | UDP-sugar pyrophosphorylase; EC 2.7.7.64; | USP; Os06g0701200 LOC_Os06g48760; | NP_001058482.1; | 616 | rice |
| Q8S1Z1 | Probable U3 small nucleolar RNA-associated protein 11; U3 snoRNA-associated protein 11; | Os01g0810000 LOC_Os01g59500; | NP_001044580.1; | 229 | rice |
