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HPRT_METVS
ID   HPRT_METVS              Reviewed;         185 AA.
AC   A6URC7;
DT   08-APR-2008, integrated into UniProtKB/Swiss-Prot.
DT   21-AUG-2007, sequence version 1.
DT   25-MAY-2022, entry version 77.
DE   RecName: Full=Hypoxanthine/guanine phosphoribosyltransferase {ECO:0000255|HAMAP-Rule:MF_01467};
DE            Short=HGPRTase {ECO:0000255|HAMAP-Rule:MF_01467};
DE            EC=2.4.2.8 {ECO:0000255|HAMAP-Rule:MF_01467};
GN   Name=hpt {ECO:0000255|HAMAP-Rule:MF_01467}; OrderedLocusNames=Mevan_1150;
OS   Methanococcus vannielii (strain ATCC 35089 / DSM 1224 / JCM 13029 / OCM 148
OS   / SB).
OC   Archaea; Euryarchaeota; Methanomada group; Methanococci; Methanococcales;
OC   Methanococcaceae; Methanococcus.
OX   NCBI_TaxID=406327;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 35089 / DSM 1224 / JCM 13029 / OCM 148 / SB;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E.,
RA   Tice H., Pitluck S., Chain P., Malfatti S., Shin M., Vergez L., Schmutz J.,
RA   Larimer F., Land M., Hauser L., Kyrpides N., Anderson I.,
RA   Sieprawska-Lupa M., Whitman W.B., Richardson P.;
RT   "Complete sequence of Methanococcus vannielii SB.";
RL   Submitted (JUN-2007) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Catalyzes a salvage reaction resulting in the formation of
CC       IMP that is energically less costly than de novo synthesis.
CC       {ECO:0000255|HAMAP-Rule:MF_01467}.
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:0000255|HAMAP-Rule:MF_01467};
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:0000255|HAMAP-Rule:MF_01467};
CC   -!- PATHWAY: Purine metabolism; IMP biosynthesis via salvage pathway; IMP
CC       from hypoxanthine: step 1/1. {ECO:0000255|HAMAP-Rule:MF_01467}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01467}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01467}.
CC   -!- SIMILARITY: Belongs to the purine/pyrimidine phosphoribosyltransferase
CC       family. Archaeal HPRT subfamily. {ECO:0000255|HAMAP-Rule:MF_01467}.
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DR   EMBL; CP000742; ABR55049.1; -; Genomic_DNA.
DR   RefSeq; WP_012065964.1; NC_009634.1.
DR   AlphaFoldDB; A6URC7; -.
DR   SMR; A6URC7; -.
DR   STRING; 406327.Mevan_1150; -.
DR   EnsemblBacteria; ABR55049; ABR55049; Mevan_1150.
DR   GeneID; 5325737; -.
DR   KEGG; mvn:Mevan_1150; -.
DR   eggNOG; arCOG00030; Archaea.
DR   HOGENOM; CLU_126376_0_0_2; -.
DR   OMA; FIHPISD; -.
DR   OrthoDB; 88302at2157; -.
DR   UniPathway; UPA00591; UER00648.
DR   Proteomes; UP000001107; Chromosome.
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-UniRule.
DR   GO; GO:0043103; P:hypoxanthine salvage; IEA:UniProtKB-UniRule.
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   HAMAP; MF_01467; Hypx_phosphoribosyltr; 1.
DR   InterPro; IPR026597; HGPRTase-like.
DR   InterPro; IPR000836; PRibTrfase_dom.
DR   InterPro; IPR029057; PRTase-like.
DR   Pfam; PF00156; Pribosyltran; 1.
DR   SUPFAM; SSF53271; SSF53271; 1.
DR   PROSITE; PS00103; PUR_PYR_PR_TRANSFER; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Glycosyltransferase; Purine salvage; Transferase.
FT   CHAIN           1..185
FT                   /note="Hypoxanthine/guanine phosphoribosyltransferase"
FT                   /id="PRO_0000329377"
SQ   SEQUENCE   185 AA;  20452 MW;  76493A1E75714A50 CRC64;
     MKRLLENSLE TCPIVKRGPY HYFIHPISDG VPLVEPELLR DVSTRVIKMI DTNVDKIVTA
     EAMGIPIVTA VSIATDIPYV IMRKREYLLE GEVPVHQETG YSKGELYLNG INKGDKVVIL
     DDVISTGGTL VAIIRALKRA GADIKDVVCI IDRGQGKNIV EKETGYKVKT LVKIEVVDGK
     VKILE
 
 
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