ID A0A090IMJ8_9GAMM Unreviewed; 177 AA.
AC A0A090IMJ8;
DT 26-NOV-2014, integrated into UniProtKB/TrEMBL.
DT 26-NOV-2014, sequence version 1.
DT 24-JAN-2024, entry version 31.
DE RecName: Full=Hypoxanthine phosphoribosyltransferase {ECO:0000256|ARBA:ARBA00014105, ECO:0000256|RuleBase:RU364099};
DE EC=2.4.2.8 {ECO:0000256|ARBA:ARBA00011895, ECO:0000256|RuleBase:RU364099};
GN Name=hpt {ECO:0000313|EMBL:CED61684.1};
GN ORFNames=MVIS_3791 {ECO:0000313|EMBL:CED61684.1}, NVI5450_2125
GN {ECO:0000313|EMBL:SGY98863.1};
OS Moritella viscosa.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Alteromonadales;
OC Moritellaceae; Moritella.
OX NCBI_TaxID=80854 {ECO:0000313|EMBL:CED61684.1, ECO:0000313|Proteomes:UP000032438};
RN [1] {ECO:0000313|EMBL:CED61684.1}
RP NUCLEOTIDE SEQUENCE.
RA Hjerde Erik;
RL Submitted (SEP-2014) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|Proteomes:UP000032438}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA Hjerde E.;
RL Submitted (SEP-2014) to the EMBL/GenBank/DDBJ databases.
RN [3] {ECO:0000313|EMBL:SGY98863.1, ECO:0000313|Proteomes:UP000183794}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NVI 5450 {ECO:0000313|EMBL:SGY98863.1};
RA Jaros S., Januszkiewicz K., Wedrychowicz H.;
RL Submitted (NOV-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Purine salvage pathway enzyme which catalyzes the transfer of
CC the ribosyl-5-phosphate group from 5-phospho-alpha-D-ribose 1-
CC diphosphate (PRPP) to the N9 position of hypoxanthine to yield IMP
CC (inosine 5'-monophosphate). To a lesser extent, can also act on guanine
CC leading to GMP, but shows a highly less efficient activity with
CC xanthine. {ECO:0000256|ARBA:ARBA00003637}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=diphosphate + GMP = 5-phospho-alpha-D-ribose 1-diphosphate +
CC guanine; Xref=Rhea:RHEA:25424, ChEBI:CHEBI:16235, ChEBI:CHEBI:33019,
CC ChEBI:CHEBI:58017, ChEBI:CHEBI:58115; EC=2.4.2.8;
CC Evidence={ECO:0000256|ARBA:ARBA00000210};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:25426;
CC Evidence={ECO:0000256|ARBA:ARBA00000210};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=diphosphate + IMP = 5-phospho-alpha-D-ribose 1-diphosphate +
CC hypoxanthine; Xref=Rhea:RHEA:17973, ChEBI:CHEBI:17368,
CC ChEBI:CHEBI:33019, ChEBI:CHEBI:58017, ChEBI:CHEBI:58053; EC=2.4.2.8;
CC Evidence={ECO:0000256|ARBA:ARBA00001442};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:17975;
CC Evidence={ECO:0000256|ARBA:ARBA00001442};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946,
CC ECO:0000256|RuleBase:RU364099};
CC -!- PATHWAY: Purine metabolism; IMP biosynthesis via salvage pathway; IMP
CC from hypoxanthine: step 1/1. {ECO:0000256|ARBA:ARBA00004669,
CC ECO:0000256|RuleBase:RU364099}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496,
CC ECO:0000256|RuleBase:RU364099}.
CC -!- SIMILARITY: Belongs to the purine/pyrimidine phosphoribosyltransferase
CC family. {ECO:0000256|ARBA:ARBA00008391, ECO:0000256|RuleBase:RU364099}.
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DR EMBL; LN554852; CED61684.1; -; Genomic_DNA.
DR EMBL; FPLD01000057; SGY98863.1; -; Genomic_DNA.
DR RefSeq; WP_045111766.1; NZ_FRDW01000041.1.
DR STRING; 80854.MVIS_3791; -.
DR GeneID; 61295803; -.
DR KEGG; mvs:MVIS_3791; -.
DR PATRIC; fig|80854.5.peg.4015; -.
DR HOGENOM; CLU_073615_0_0_6; -.
DR OrthoDB; 9802824at2; -.
DR UniPathway; UPA00591; UER00648.
DR Proteomes; UP000032438; Chromosome complete sequence.
DR Proteomes; UP000183794; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0052657; F:guanine phosphoribosyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0004422; F:hypoxanthine phosphoribosyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0000166; F:nucleotide binding; IEA:UniProtKB-KW.
DR GO; GO:0032264; P:IMP salvage; IEA:UniProtKB-UniPathway.
DR GO; GO:0006166; P:purine ribonucleoside salvage; IEA:UniProtKB-KW.
DR CDD; cd06223; PRTases_typeI; 1.
DR Gene3D; 3.40.50.2020; -; 1.
DR InterPro; IPR005904; Hxn_phspho_trans.
DR InterPro; IPR000836; PRibTrfase_dom.
DR InterPro; IPR029057; PRTase-like.
DR NCBIfam; TIGR01203; HGPRTase; 1.
DR PANTHER; PTHR43340:SF1; HYPOXANTHINE PHOSPHORIBOSYLTRANSFERASE; 1.
DR PANTHER; PTHR43340; HYPOXANTHINE-GUANINE PHOSPHORIBOSYLTRANSFERASE; 1.
DR Pfam; PF00156; Pribosyltran; 1.
DR SUPFAM; SSF53271; PRTase-like; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|RuleBase:RU364099};
KW Glycosyltransferase {ECO:0000256|RuleBase:RU364099,
KW ECO:0000313|EMBL:CED61684.1}; Magnesium {ECO:0000256|RuleBase:RU364099};
KW Metal-binding {ECO:0000256|RuleBase:RU364099};
KW Nucleotide-binding {ECO:0000256|RuleBase:RU364099};
KW Purine salvage {ECO:0000256|ARBA:ARBA00022726,
KW ECO:0000256|RuleBase:RU364099};
KW Reference proteome {ECO:0000313|Proteomes:UP000032438};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU364099}.
FT DOMAIN 15..159
FT /note="Phosphoribosyltransferase"
FT /evidence="ECO:0000259|Pfam:PF00156"
SQ SEQUENCE 177 AA; 20038 MW; EDECEFCEAE4BC0F6 CRC64;
MKHTVEVMIT EADVQAKVKE LAAQIETHYK DTETLIIVCL LRGSVIYMSD LCRHINLPVE
LDFMTASSYG NSMESNRDVR ILKDLDSDIK GKDVLIVEDI IDTGFTLSKI KTMLELRDPK
SITITTLLDK PSRREVNVPV DWVGFEIPDE FVVGYGIDYG QKYRNLPYVG KVVPLEG
//