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Overview

Uniprot IDQ96G46
Protein NametRNA-dihydrouridine(47) synthase [NAD(P)(+)]-like
Gene NameDUS3L
OrganismHomo sapiens

Kla Sites from experimental identification

Position Flanking peptide
101 GEQLQTQKRARGQNK
114 NKGRPHVKPTNYDKN

Function

Catalyzes the synthesis of dihydrouridine, a modified base, in various RNAs, such as tRNAs, mRNAs and some long non-coding RNAs (lncRNAs) (PubMed:34556860). Mainly modifies the uridine in position 47 (U47) in the D-loop of most cytoplasmic tRNAs (PubMed:34556860). Also able to mediate the formation of dihydrouridine in some mRNAs, thereby regulating their translation (PubMed:34556860)

Protein Sequence

10 MAEGTAEAPL 20 ENGGGGDSGA 30 GALERGVAPI 40 KRQYLTTKEQ 50 FHQFLEAKGQ 60 EKTCRETEVG 70 DPAGNELAEP 80 EAKRIRLEDG 90 QTADGQTEEA 100 AEPGEQLQTQ 110 KRARGQNKGR 120 PHVKPTNYDK 130 NRLCPSLIQE 140 SAAKCFFGDR 150 CRFLHDVGRY 160 LETKPADLGP 170 RCVLFETFGR 180 CPYGVTCRFA 190 GAHLRPEGQN 200 LVQEELAARG 210 TQPPSIRNGL 220 DKALQQQLRK 230 REVRFERAEQ 240 ALRRFSQGPT 250 PAAAVPEGTA 260 AEGAPRQENC 270 GAQQVPAGPG 280 TSTPPSSPVR 290 TCGPLTDEDV 300 VRLRPCEKKR 310 LDIRGKLYLA 320 PLTTCGNLPF 330 RRICKRFGAD 340 VTCGEMAVCT 350 NLLQGQMSEW 360 ALLKRHQCED 370 IFGVQLEGAF 380 PDTMTKCAEL 390 LSRTVEVDFV 400 DINVGCPIDL 410 VYKKGGGCAL 420 MNRSTKFQQI 430 VRGMNQVLDV 440 PLTVKIRTGV 450 QERVNLAHRL 460 LPELRDWGVA 470 LVTLHGRSRE 480 QRYTKLADWQ 490 YIEECVQAAS 500 PMPLFGNGDI 510 LSFEDANRAM 520 QTGVTGIMIA 530 RGALLKPWLF 540 TEIKEQRHWD 550 ISSSERLDIL 560 RDFTNYGLEH 570 WGSDTQGVEK 580 TRRFLLEWLS 590 FLCRYVPVGL 600 LERLPQRINE 610 RPPYYLGRDY 620 LETLMASQKA 630 ADWIRISEML 640 LGPVPPSFAF 650 LPKHKANAYK

Gene Ontology

Classification GO ID Description
Molecular Function GO:0050660 flavin adenine dinucleotide binding
Molecular Function GO:0106414 mRNA dihydrouridine synthase activity
Molecular Function GO:0003723 RNA binding
Molecular Function GO:0017150 tRNA dihydrouridine synthase activity
Molecular Function GO:0102265 tRNA-dihydrouridine47 synthase activity
Molecular Function GO:0008270 zinc ion binding
Biological Process GO:0006397 mRNA processing
Biological Process GO:0006417 regulation of translation
Biological Process GO:0002943 tRNA dihydrouridine synthesis

Reference

[1] He C, Zhang J, Bai X, Lu C, Zhang K. Lysine lactylation-based insight to understanding the characterization of cervical cancer.. Biochim Biophys Acta Mol Basis Dis 1870(7):167356. 2024 Oct. PMID: 39025375.