ID A0A1J4MKM9_9CRYT Unreviewed; 407 AA.
AC A0A1J4MKM9;
DT 15-FEB-2017, integrated into UniProtKB/TrEMBL.
DT 15-FEB-2017, sequence version 1.
DT 27-MAR-2024, entry version 19.
DE RecName: Full=tRNA-dihydrouridine(16/17) synthase [NAD(P)(+)] {ECO:0000256|ARBA:ARBA00038890};
DE EC=1.3.1.88 {ECO:0000256|ARBA:ARBA00038890};
GN ORFNames=cubi_00338 {ECO:0000313|EMBL:OII74785.1};
OS Cryptosporidium ubiquitum.
OC Eukaryota; Sar; Alveolata; Apicomplexa; Conoidasida; Coccidia;
OC Eucoccidiorida; Eimeriorina; Cryptosporidiidae; Cryptosporidium.
OX NCBI_TaxID=857276 {ECO:0000313|EMBL:OII74785.1, ECO:0000313|Proteomes:UP000186176};
RN [1] {ECO:0000313|EMBL:OII74785.1, ECO:0000313|Proteomes:UP000186176}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=39726 {ECO:0000313|EMBL:OII74785.1};
RA Liu S., Roellig D.M., Guo Y., Li N., Frace M.A., Tang K., Zhang L.,
RA Feng Y., Xiao L.;
RT "Reductive evolution of mitochondrial metabolism and differential evolution
RT of invasion-related proteins in Cryptosporidium.";
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=5,6-dihydrouridine(16) in tRNA + NAD(+) = H(+) + NADH +
CC uridine(16) in tRNA; Xref=Rhea:RHEA:53380, Rhea:RHEA-COMP:13543,
CC Rhea:RHEA-COMP:13544, ChEBI:CHEBI:15378, ChEBI:CHEBI:57540,
CC ChEBI:CHEBI:57945, ChEBI:CHEBI:65315, ChEBI:CHEBI:74443; EC=1.3.1.88;
CC Evidence={ECO:0000256|ARBA:ARBA00035900};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:53382;
CC Evidence={ECO:0000256|ARBA:ARBA00035900};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=5,6-dihydrouridine(16) in tRNA + NADP(+) = H(+) + NADPH +
CC uridine(16) in tRNA; Xref=Rhea:RHEA:53376, Rhea:RHEA-COMP:13543,
CC Rhea:RHEA-COMP:13544, ChEBI:CHEBI:15378, ChEBI:CHEBI:57783,
CC ChEBI:CHEBI:58349, ChEBI:CHEBI:65315, ChEBI:CHEBI:74443; EC=1.3.1.88;
CC Evidence={ECO:0000256|ARBA:ARBA00036049};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:53378;
CC Evidence={ECO:0000256|ARBA:ARBA00036049};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=5,6-dihydrouridine(17) in tRNA + NAD(+) = H(+) + NADH +
CC uridine(17) in tRNA; Xref=Rhea:RHEA:53372, Rhea:RHEA-COMP:13541,
CC Rhea:RHEA-COMP:13542, ChEBI:CHEBI:15378, ChEBI:CHEBI:57540,
CC ChEBI:CHEBI:57945, ChEBI:CHEBI:65315, ChEBI:CHEBI:74443; EC=1.3.1.88;
CC Evidence={ECO:0000256|ARBA:ARBA00035864};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:53374;
CC Evidence={ECO:0000256|ARBA:ARBA00035864};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=5,6-dihydrouridine(17) in tRNA + NADP(+) = H(+) + NADPH +
CC uridine(17) in tRNA; Xref=Rhea:RHEA:53368, Rhea:RHEA-COMP:13541,
CC Rhea:RHEA-COMP:13542, ChEBI:CHEBI:15378, ChEBI:CHEBI:57783,
CC ChEBI:CHEBI:58349, ChEBI:CHEBI:65315, ChEBI:CHEBI:74443; EC=1.3.1.88;
CC Evidence={ECO:0000256|ARBA:ARBA00035813};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:53370;
CC Evidence={ECO:0000256|ARBA:ARBA00035813};
CC -!- COFACTOR:
CC Name=FMN; Xref=ChEBI:CHEBI:58210;
CC Evidence={ECO:0000256|ARBA:ARBA00001917};
CC -!- SIMILARITY: Belongs to the Dus family. Dus1 subfamily.
CC {ECO:0000256|ARBA:ARBA00038313}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:OII74785.1}.
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DR EMBL; LRBP01000009; OII74785.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1J4MKM9; -.
DR VEuPathDB; CryptoDB:cubi_00338; -.
DR OrthoDB; 5487726at2759; -.
DR Proteomes; UP000186176; Unassembled WGS sequence.
DR GO; GO:0050660; F:flavin adenine dinucleotide binding; IEA:InterPro.
DR GO; GO:0017150; F:tRNA dihydrouridine synthase activity; IEA:InterPro.
DR CDD; cd02801; DUS_like_FMN; 1.
DR Gene3D; 3.20.20.70; Aldolase class I; 1.
DR InterPro; IPR013785; Aldolase_TIM.
DR InterPro; IPR035587; DUS-like_FMN-bd.
DR InterPro; IPR018517; tRNA_hU_synthase_CS.
DR PANTHER; PTHR11082; TRNA-DIHYDROURIDINE SYNTHASE; 1.
DR PANTHER; PTHR11082:SF5; TRNA-DIHYDROURIDINE(16_17) SYNTHASE [NAD(P)(+)]-LIKE; 1.
DR Pfam; PF01207; Dus; 1.
DR SUPFAM; SSF51395; FMN-linked oxidoreductases; 1.
DR PROSITE; PS01136; UPF0034; 1.
PE 3: Inferred from homology;
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022630};
KW FMN {ECO:0000256|ARBA:ARBA00022643};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694}.
FT DOMAIN 18..316
FT /note="DUS-like FMN-binding"
FT /evidence="ECO:0000259|Pfam:PF01207"
SQ SEQUENCE 407 AA; 46532 MW; B69E03918E3977F4 CRC64;
MTPWENWNKV LKSPKTVLAP MVDGSELAFR LICKKYGCDL GYSPMYHSGL FSKLQSYRES
NFQTCMEDDP MIVQFCGNDP ETLIKASKFI DDKVKGIDIN FGCPQNIAKR GNYGAFLLSN
PDLMERIISA MSGSGLKCPI SCKIRILDHH DLQSTVNLIK RLESAGAYMI AVHGRTMNSR
GVLTGPANWE ALRILKSRCS IPFIANGGIS NYEDIQKCLE YTGADAVMSA EGILENPWLF
QGFKAPETIK NKPSQFQIAL EYLDYCILYP PPNVGIIRTH LYRIFHTIFT LPGAHVFRDE
INNSHQLHEF QIFIRNLENF YISKITNELR DYSGAIPQIG FWYIRHRNDK LNHNVTKELI
SIYNYQQYKL PSILQFNESE MTDVKISNNL EIQSNDEISN LFSLYDS
//
