ID A0A1A9X5H0_9MUSC Unreviewed; 285 AA.
AC A0A1A9X5H0;
DT 05-OCT-2016, integrated into UniProtKB/TrEMBL.
DT 05-OCT-2016, sequence version 1.
DT 24-JAN-2024, entry version 34.
DE RecName: Full=tRNA(His) guanylyltransferase {ECO:0000256|PIRNR:PIRNR028980};
DE EC=2.7.7.79 {ECO:0000256|PIRNR:PIRNR028980};
DE AltName: Full=tRNA-histidine guanylyltransferase {ECO:0000256|PIRNR:PIRNR028980};
OS Glossina brevipalpis.
OC Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota;
OC Neoptera; Endopterygota; Diptera; Brachycera; Muscomorpha; Hippoboscoidea;
OC Glossinidae; Glossina.
OX NCBI_TaxID=37001 {ECO:0000313|EnsemblMetazoa:GBRI044898-PA, ECO:0000313|Proteomes:UP000091820};
RN [1] {ECO:0000313|Proteomes:UP000091820}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=IAEA {ECO:0000313|Proteomes:UP000091820};
RA Aksoy S., Warren W., Wilson R.K.;
RL Submitted (MAR-2014) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EnsemblMetazoa:GBRI044898-PA}
RP IDENTIFICATION.
RC STRAIN=IAEA {ECO:0000313|EnsemblMetazoa:GBRI044898-PA};
RG EnsemblMetazoa;
RL Submitted (MAY-2020) to UniProtKB.
CC -!- FUNCTION: Adds a GMP to the 5'-end of tRNA(His) after transcription and
CC RNase P cleavage. {ECO:0000256|PIRNR:PIRNR028980}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 5'-end ribonucleotide-tRNA(His) + ATP + GTP + H2O = a 5'-end
CC phospho-guanosine-ribonucleotide-tRNA(His) + AMP + 2 diphosphate +
CC H(+); Xref=Rhea:RHEA:54564, Rhea:RHEA-COMP:14193, Rhea:RHEA-
CC COMP:14917, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:33019, ChEBI:CHEBI:37565, ChEBI:CHEBI:138282,
CC ChEBI:CHEBI:141847, ChEBI:CHEBI:456215; EC=2.7.7.79;
CC Evidence={ECO:0000256|ARBA:ARBA00024463,
CC ECO:0000256|PIRNR:PIRNR028980};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|PIRSR:PIRSR028980-2};
CC Note=Binds 2 magnesium ions per subunit.
CC {ECO:0000256|PIRSR:PIRSR028980-2};
CC -!- SIMILARITY: Belongs to the tRNA(His) guanylyltransferase family.
CC {ECO:0000256|ARBA:ARBA00010113, ECO:0000256|PIRNR:PIRNR028980}.
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DR AlphaFoldDB; A0A1A9X5H0; -.
DR STRING; 37001.A0A1A9X5H0; -.
DR EnsemblMetazoa; GBRI044898-RA; GBRI044898-PA; GBRI044898.
DR VEuPathDB; VectorBase:GBRI044898; -.
DR OrthoDB; 239198at2759; -.
DR Proteomes; UP000091820; Unassembled WGS sequence.
DR GO; GO:0016020; C:membrane; IEA:UniProtKB-KW.
DR GO; GO:0005525; F:GTP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0008193; F:tRNA guanylyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006400; P:tRNA modification; IEA:UniProtKB-UniRule.
DR Gene3D; 3.30.70.3000; -; 1.
DR InterPro; IPR025845; Thg1_C_dom.
DR InterPro; IPR024956; tRNAHis_GuaTrfase_cat.
DR InterPro; IPR007537; tRNAHis_GuaTrfase_Thg1.
DR InterPro; IPR038469; tRNAHis_GuaTrfase_Thg1_sf.
DR PANTHER; PTHR12729:SF6; TRNA(HIS) GUANYLYLTRANSFERASE-RELATED; 1.
DR PANTHER; PTHR12729; UNCHARACTERIZED; 1.
DR Pfam; PF04446; Thg1; 1.
DR Pfam; PF14413; Thg1C; 1.
DR PIRSF; PIRSF028980; tRNAHis_guanylyltransferase; 2.
PE 3: Inferred from homology;
KW GTP-binding {ECO:0000256|ARBA:ARBA00023134, ECO:0000256|PIRNR:PIRNR028980};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|PIRNR:PIRNR028980};
KW Membrane {ECO:0000256|SAM:Phobius};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRNR:PIRNR028980};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|PIRNR:PIRNR028980};
KW Nucleotidyltransferase {ECO:0000256|ARBA:ARBA00022695,
KW ECO:0000256|PIRNR:PIRNR028980};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PIRNR:PIRNR028980};
KW Transmembrane {ECO:0000256|SAM:Phobius};
KW Transmembrane helix {ECO:0000256|SAM:Phobius};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694,
KW ECO:0000256|PIRNR:PIRNR028980}.
FT TRANSMEM 101..120
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 55..140
FT /note="tRNAHis guanylyltransferase catalytic"
FT /evidence="ECO:0000259|Pfam:PF04446"
FT DOMAIN 143..230
FT /note="Thg1 C-terminal"
FT /evidence="ECO:0000259|Pfam:PF14413"
FT BINDING 54
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR028980-2"
FT BINDING 54
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR028980-2"
FT BINDING 80..81
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR028980-1"
FT BINDING 81
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR028980-2"
FT BINDING 81
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|PIRSR:PIRSR028980-2"
SQ SEQUENCE 285 AA; 33184 MW; 166DC3581250A620 CRC64;
MKTLKILSTI KGTLLQKRNI NTILGMACSR YEYVKNYELQ DNLLPNVWIV IRVDALNLMS
NAAQTVMEKF NDIILSYGQS DEYSFVFRKE TNVYNRRSSK LLSYVTSLFT SCYVLYWSQW
MGDKKLAYPP SFDGRVVLYP SDQNLRDYLS WRQADVHINN LYNTAFWNLV QKGGLTNQEA
EAKLRGTLSA YKNELLFSKF GINYNNLPAM FRKGTILLKK RVNDTKRNSS QQLIVPLHED
LIRDVFWKNH SELLADKYIP GLYTQTCDDI ISEQLAKQVE KTSME
//
