ID U7Q274_SPOS1 Unreviewed; 297 AA.
AC U7Q274;
DT 22-JAN-2014, integrated into UniProtKB/TrEMBL.
DT 22-JAN-2014, sequence version 1.
DT 08-NOV-2023, entry version 34.
DE RecName: Full=tRNA(His) guanylyltransferase {ECO:0000256|ARBA:ARBA00015443, ECO:0000256|PIRNR:PIRNR028980};
DE EC=2.7.7.79 {ECO:0000256|ARBA:ARBA00012511, ECO:0000256|PIRNR:PIRNR028980};
DE AltName: Full=tRNA-histidine guanylyltransferase {ECO:0000256|ARBA:ARBA00032480, ECO:0000256|PIRNR:PIRNR028980};
GN ORFNames=HMPREF1624_00279 {ECO:0000313|EMBL:ERT01984.1};
OS Sporothrix schenckii (strain ATCC 58251 / de Perez 2211183) (Rose-picker's
OS disease fungus).
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Sordariomycetes;
OC Sordariomycetidae; Ophiostomatales; Ophiostomataceae; Sporothrix.
OX NCBI_TaxID=1391915 {ECO:0000313|EMBL:ERT01984.1, ECO:0000313|Proteomes:UP000018087};
RN [1] {ECO:0000313|Proteomes:UP000018087}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 58251 / de Perez 2211183
RC {ECO:0000313|Proteomes:UP000018087};
RX PubMed=24855299; DOI=10.1128/genomea.00446-14;
RA Cuomo C.A., Rodriguez-Del Valle N., Perez-Sanchez L., Abouelleil A.,
RA Goldberg J., Young S., Zeng Q., Birren B.W.;
RT "Genome sequence of the pathogenic fungus Sporothrix schenckii (ATCC
RT 58251).";
RL Genome Announc. 2:E0044614-E0044614(2014).
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|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; KI440842; ERT01984.1; -; Genomic_DNA.
DR AlphaFoldDB; U7Q274; -.
DR STRING; 1391915.U7Q274; -.
DR eggNOG; KOG2721; Eukaryota.
DR HOGENOM; CLU_044271_1_1_1; -.
DR OrthoDB; 239198at2759; -.
DR Proteomes; UP000018087; Unassembled WGS sequence.
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 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 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 Reference proteome {ECO:0000313|Proteomes:UP000018087};
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..142
FT /note="tRNAHis guanylyltransferase catalytic"
FT /evidence="ECO:0000259|Pfam:PF04446"
FT DOMAIN 145..275
FT /note="Thg1 C-terminal"
FT /evidence="ECO:0000259|Pfam:PF14413"
FT REGION 234..262
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 234..250
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
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 297 AA; 33670 MW; CA19E8CE12C9096C CRC64;
MANSKYEYVR LFEQPDTLLP NTWIVVRIDG RGFTKLCNTY GFAKPNDKRA LDLMNAAAKA
VMADLPDIVL AYGVSDEYSF VFHKTCQLFE RRASKLVSTV VSTFTAFYLH LWPTVFSGGL
VDDVPLVAPL LPTFDGRAVC YPSVQNLRDY LSWRQVDCHI NNLYNTTFWA LVQKGGMDSV
EATELLKGTF AADKNEILFS RFQINYNNEP EMYKKGSVVF RDYELVDPAN TNAAQTAAAA
DNQAEPPTLS KSKAETDKKR RAKARITVEH MDIIKDEFWD RRPWLLTGQP GTLPKQL
//
