ID R4FLH6_RHOPR Unreviewed; 284 AA.
AC R4FLH6;
DT 26-JUN-2013, integrated into UniProtKB/TrEMBL.
DT 26-JUN-2013, sequence version 1.
DT 22-FEB-2023, 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 Rhodnius prolixus (Triatomid bug).
OC Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota;
OC Neoptera; Paraneoptera; Hemiptera; Heteroptera; Panheteroptera;
OC Cimicomorpha; Reduviidae; Triatominae; Rhodnius.
OX NCBI_TaxID=13249 {ECO:0000313|EMBL:JAA76122.1};
RN [1] {ECO:0000313|EMBL:JAA76122.1}
RP NUCLEOTIDE SEQUENCE.
RA Ribeiro J.M.C., Genta F.A., Sorgine M.H.F., Paiva-Silva G.O.,
RA Majerowicz D., Medeiros M., Koerich L., Terra W.R., Ferreira C.,
RA Pimentel A.C., Bisch P.M., Diniz M.M.P., Nascimento R., Salmon D.,
RA Silber A.M., Alves M., Oliveira M.F., Gondim K.C., Silva Neto M.A.C.,
RA Atella G.C., Araujo H., Dias F.S., Polycarpo C.R., Fampa P., Melo A.C.,
RA Tanaka A.S., Balczun C., Oliveira J.H.M., Goncalves R., Lazoski C.,
RA Pereira M.A., Rivera-Pomar R., Diambra L., Schaub G.A., Garcia E.S.,
RA Azambuja P., Braz G.R.C., Oliveira P.L.;
RT "An insight into the transcriptome of the digestive tract of the blood
RT sucking bug, Rhodnius prolixus.";
RL Submitted (APR-2013) to the EMBL/GenBank/DDBJ databases.
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 EMBL; GAHY01001388; JAA76122.1; -; mRNA.
DR AlphaFoldDB; R4FLH6; -.
DR VEuPathDB; VectorBase:RPRC004969; -.
DR HOGENOM; CLU_044271_0_1_1; -.
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; 1.
PE 2: Evidence at transcript level;
KW GTP-binding {ECO:0000256|ARBA:ARBA00023134, ECO:0000256|PIRNR:PIRNR028980};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|PIRNR:PIRNR028980};
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 tRNA processing {ECO:0000256|ARBA:ARBA00022694,
KW ECO:0000256|PIRNR:PIRNR028980}.
FT DOMAIN 6..135
FT /note="tRNAHis guanylyltransferase catalytic"
FT /evidence="ECO:0000259|Pfam:PF04446"
FT DOMAIN 139..223
FT /note="Thg1 C-terminal"
FT /evidence="ECO:0000259|Pfam:PF14413"
FT BINDING 29..34
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR028980-1"
FT BINDING 29
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 29
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 30
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 75..76
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR028980-1"
FT BINDING 76
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 76
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 284 AA; 33993 MW; DDB45C8774DC40B6 CRC64;
MAKSKFEYVR TFEKEDVCLQ NCWIVVRVDG KAFHKFTEIH EFEKPNDVRG LKLMSRSAAN
VMCEFRDVVI AFGHSDEYSF VFRKDTSQYN RRGEKLMSLV SSLFSSSYVF YWNEYFNQKK
LMYAPSFDAR IVLYPTDDNL RDYLSWRQAD VHVNNLYNTC FWALVIKGGL TNSEAETLRG
TLASQKNEIL FQEFKINYNN EPEMFRKGTT LIRKLMNFPN QKESRLVICP YHGDIIKNKF
WEQHTEILSM KSVPSEMYKE DIEFYEGKII FYYINEIYKI KRYY
//
