ID A0A8C5MT65_9ANUR Unreviewed; 133 AA.
AC A0A8C5MT65;
DT 19-JAN-2022, integrated into UniProtKB/TrEMBL.
DT 19-JAN-2022, sequence version 1.
DT 28-JAN-2026, entry version 17.
DE RecName: Full=5'-(N(7)-methylguanosine 5'-triphospho)-[mRNA] hydrolase {ECO:0000256|ARBA:ARBA00026102};
DE EC=3.6.1.62 {ECO:0000256|ARBA:ARBA00026102};
OS Leptobrachium leishanense (Leishan spiny toad).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Amphibia;
OC Batrachia; Anura; Pelobatoidea; Megophryidae; Leptobrachium.
OX NCBI_TaxID=445787 {ECO:0000313|Ensembl:ENSLLEP00000019331.1, ECO:0000313|Proteomes:UP000694569};
RN [1] {ECO:0000313|Ensembl:ENSLLEP00000019331.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (AUG-2025) to UniProtKB.
RN [2] {ECO:0000313|Ensembl:ENSLLEP00000019331.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (SEP-2025) to UniProtKB.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 5'-end (N(7)-methyl 5'-triphosphoguanosine)-ribonucleoside
CC in mRNA + H2O = N(7)-methyl-GDP + a 5'-end phospho-ribonucleoside in
CC mRNA + 2 H(+); Xref=Rhea:RHEA:67484, Rhea:RHEA-COMP:15692, Rhea:RHEA-
CC COMP:17167, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:63714,
CC ChEBI:CHEBI:138282, ChEBI:CHEBI:156461; EC=3.6.1.62;
CC Evidence={ECO:0000256|ARBA:ARBA00047661};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:67485;
CC Evidence={ECO:0000256|ARBA:ARBA00047661};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496}.
CC Nucleus {ECO:0000256|ARBA:ARBA00004123}.
CC -!- SIMILARITY: Belongs to the DCP1 family.
CC {ECO:0000256|ARBA:ARBA00008778}.
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DR AlphaFoldDB; A0A8C5MT65; -.
DR Ensembl; ENSLLET00000020094.1; ENSLLEP00000019331.1; ENSLLEG00000012251.1.
DR GeneTree; ENSGT00940000158409; -.
DR OrthoDB; 9357078at2759; -.
DR Proteomes; UP000694569; Unplaced.
DR GO; GO:0005634; C:nucleus; IEA:UniProtKB-SubCell.
DR GO; GO:0000932; C:P-body; IEA:TreeGrafter.
DR GO; GO:0140933; F:5'-(N(7)-methylguanosine 5'-triphospho)-[mRNA] hydrolase activity; IEA:UniProtKB-EC.
DR GO; GO:0008047; F:enzyme activator activity; IEA:InterPro.
DR GO; GO:0003729; F:mRNA binding; IEA:TreeGrafter.
DR GO; GO:0000290; P:deadenylation-dependent decapping of nuclear-transcribed mRNA; IEA:InterPro.
DR GO; GO:0031087; P:deadenylation-independent decapping of nuclear-transcribed mRNA; IEA:TreeGrafter.
DR GO; GO:0000184; P:nuclear-transcribed mRNA catabolic process, nonsense-mediated decay; IEA:UniProtKB-KW.
DR CDD; cd13182; EVH1-like_Dcp1; 1.
DR FunFam; 2.30.29.30:FF:000097; Putative mRNA-decapping enzyme 1A; 1.
DR Gene3D; 2.30.29.30; Pleckstrin-homology domain (PH domain)/Phosphotyrosine-binding domain (PTB); 1.
DR InterPro; IPR010334; Dcp1.
DR InterPro; IPR011993; PH-like_dom_sf.
DR PANTHER; PTHR16290:SF5; MRNA-DECAPPING ENZYME 1B; 1.
DR PANTHER; PTHR16290; TRANSCRIPTION FACTOR SMIF DECAPPING ENZYME DCP1; 1.
DR Pfam; PF06058; DCP1; 1.
DR SUPFAM; SSF50729; PH domain-like; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801};
KW Nonsense-mediated mRNA decay {ECO:0000256|ARBA:ARBA00023161};
KW Nucleus {ECO:0000256|ARBA:ARBA00023242};
KW Phosphoprotein {ECO:0000256|ARBA:ARBA00022553};
KW Reference proteome {ECO:0000313|Proteomes:UP000694569}.
SQ SEQUENCE 133 AA; 14934 MW; 29BEE956BFA8E0F3 CRC64;
MTAPGNGLLG RGLDISLAAL QQQDPYICGI VDVASQVALY TFSHKANEWE KTDVEGTLFV
YARSASPKHG FTIMNRLSMD NRTEPITKDL DFQLQDPFLL YRNARCAQNC TAYSRCGLTI
DLYRGKIMFS SRE
//
