ID HGPRT_STAAN Reviewed; 179 AA. AC P99085; Q99W93; DT 11-OCT-2004, integrated into UniProtKB/Swiss-Prot. DT 11-OCT-2004, sequence version 1. DT 27-MAR-2024, entry version 110. DE RecName: Full=Hypoxanthine-guanine phosphoribosyltransferase; DE Short=HGPRT; DE Short=HGPRTase; DE EC=2.4.2.8 {ECO:0000250|UniProtKB:P9WHQ9}; GN Name=hpt; OrderedLocusNames=SA0468; OS Staphylococcus aureus (strain N315). OC Bacteria; Bacillota; Bacilli; Bacillales; Staphylococcaceae; OC Staphylococcus. OX NCBI_TaxID=158879; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=N315; RX PubMed=11418146; DOI=10.1016/s0140-6736(00)04403-2; RA Kuroda M., Ohta T., Uchiyama I., Baba T., Yuzawa H., Kobayashi I., Cui L., RA Oguchi A., Aoki K., Nagai Y., Lian J.-Q., Ito T., Kanamori M., RA Matsumaru H., Maruyama A., Murakami H., Hosoyama A., Mizutani-Ui Y., RA Takahashi N.K., Sawano T., Inoue R., Kaito C., Sekimizu K., Hirakawa H., RA Kuhara S., Goto S., Yabuzaki J., Kanehisa M., Yamashita A., Oshima K., RA Furuya K., Yoshino C., Shiba T., Hattori M., Ogasawara N., Hayashi H., RA Hiramatsu K.; RT "Whole genome sequencing of meticillin-resistant Staphylococcus aureus."; RL Lancet 357:1225-1240(2001). RN [2] RP IDENTIFICATION BY MASS SPECTROMETRY. RC STRAIN=N315; RX PubMed=15590099; DOI=10.1016/j.mimet.2004.09.017; RA Scherl A., Francois P., Bento M., Deshusses J.M., Charbonnier Y., RA Converset V., Huyghe A., Walter N., Hoogland C., Appel R.D., Sanchez J.-C., RA Zimmermann-Ivol C.G., Corthals G.L., Hochstrasser D.F., Schrenzel J.; RT "Correlation of proteomic and transcriptomic profiles of Staphylococcus RT aureus during the post-exponential phase of growth."; RL J. Microbiol. Methods 60:247-257(2005). CC -!- FUNCTION: Purine salvage pathway enzyme that 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 the 6-oxopurines hypoxanthine CC and guanine to form the corresponding ribonucleotides IMP (inosine 5'- CC monophosphate) and GMP (guanosine 5'-monophosphate), with the release CC of PPi. {ECO:0000250|UniProtKB:P9WHQ9}. 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:0000250|UniProtKB:P9WHQ9}; CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:17975; CC Evidence={ECO:0000250|UniProtKB:P9WHQ9}; 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:0000250|UniProtKB:P9WHQ9}; CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:25426; CC Evidence={ECO:0000250|UniProtKB:P9WHQ9}; CC -!- COFACTOR: CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420; CC Evidence={ECO:0000250|UniProtKB:P9WHQ9}; CC -!- PATHWAY: Purine metabolism; IMP biosynthesis via salvage pathway; IMP CC from hypoxanthine: step 1/1. {ECO:0000250|UniProtKB:P9WHQ9}. CC -!- PATHWAY: Purine metabolism; GMP biosynthesis via salvage pathway; GMP CC from guanine: step 1/1. {ECO:0000250|UniProtKB:P9WHQ9}. CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250}. CC -!- SIMILARITY: Belongs to the purine/pyrimidine phosphoribosyltransferase CC family. {ECO:0000305}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; BA000018; BAB41698.1; -; Genomic_DNA. DR PIR; G89817; G89817. DR RefSeq; WP_000551283.1; NC_002745.2. DR AlphaFoldDB; P99085; -. DR SMR; P99085; -. DR EnsemblBacteria; BAB41698; BAB41698; BAB41698. DR KEGG; sau:SA0468; -. DR HOGENOM; CLU_073615_0_0_9; -. DR UniPathway; UPA00591; UER00648. DR UniPathway; UPA00909; UER00887. DR Proteomes; UP000000751; 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-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:0032263; P:GMP salvage; IEA:UniProtKB-UniPathway. 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. DR SWISS-2DPAGE; P99085; -. PE 1: Evidence at protein level; KW Cytoplasm; Glycosyltransferase; Magnesium; Metal-binding; KW Nucleotide-binding; Purine salvage; Transferase. FT CHAIN 1..179 FT /note="Hypoxanthine-guanine phosphoribosyltransferase" FT /id="PRO_0000139614" FT ACT_SITE 102 FT /note="Proton acceptor" FT /evidence="ECO:0000250|UniProtKB:P0A9M2" FT BINDING 42 FT /ligand="diphosphate" FT /ligand_id="ChEBI:CHEBI:33019" FT /evidence="ECO:0000250|UniProtKB:P9WHQ9" FT BINDING 43 FT /ligand="diphosphate" FT /ligand_id="ChEBI:CHEBI:33019" FT /evidence="ECO:0000250|UniProtKB:P9WHQ9" FT BINDING 98 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /evidence="ECO:0000250|UniProtKB:P9WHQ9" FT BINDING 99 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /evidence="ECO:0000250|UniProtKB:P9WHQ9" FT BINDING 130 FT /ligand="GMP" FT /ligand_id="ChEBI:CHEBI:58115" FT /evidence="ECO:0000250|UniProtKB:P9WHQ9" FT BINDING 151..152 FT /ligand="GMP" FT /ligand_id="ChEBI:CHEBI:58115" FT /evidence="ECO:0000250|UniProtKB:P9WHQ9" FT BINDING 158 FT /ligand="GMP" FT /ligand_id="ChEBI:CHEBI:58115" FT /evidence="ECO:0000250|UniProtKB:P9WHQ9" FT BINDING 164 FT /ligand="diphosphate" FT /ligand_id="ChEBI:CHEBI:33019" FT /evidence="ECO:0000250|UniProtKB:P9WHQ9" SQ SEQUENCE 179 AA; 20154 MW; E7D35987B435EFB0 CRC64; MHNDLKEVLL TEEDIQNICK ELGAQLTKDY QGKPLVCVGI LKGSAMFMSD LIKRIDTHLS IDFMDVSSYH GGTESTGEVQ IIKDLGSSIE NKDVLIIEDI LETGTTLKSI TELLQSRKVN SLEIVTLLDK PNRRKADIEA KYVGKKIPDE FVVGYGLDYR ELYRNLPYIG TLKPEVYSN //