ID W6RZY7_9CLOT Unreviewed; 189 AA.
AC W6RZY7;
DT 16-APR-2014, integrated into UniProtKB/TrEMBL.
DT 16-APR-2014, sequence version 1.
DT 24-JAN-2024, entry version 44.
DE RecName: Full=Xanthine phosphoribosyltransferase {ECO:0000256|HAMAP-Rule:MF_01184};
DE Short=XPRTase {ECO:0000256|HAMAP-Rule:MF_01184};
DE EC=2.4.2.22 {ECO:0000256|HAMAP-Rule:MF_01184};
GN Name=xpt {ECO:0000256|HAMAP-Rule:MF_01184,
GN ECO:0000313|EMBL:CDM67582.1};
GN ORFNames=CM240_0415 {ECO:0000313|EMBL:CDM67582.1};
OS Clostridium bornimense.
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Clostridiaceae;
OC Clostridium.
OX NCBI_TaxID=1216932 {ECO:0000313|EMBL:CDM67582.1, ECO:0000313|Proteomes:UP000019426};
RN [1] {ECO:0000313|EMBL:CDM67582.1, ECO:0000313|Proteomes:UP000019426}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=M2/40 {ECO:0000313|Proteomes:UP000019426};
RA Wibberg D., Puehler A., Schlueter A.;
RT "Complete genome sequence of Clostridum sp. M2/40.";
RL Submitted (NOV-2013) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Converts the preformed base xanthine, a product of nucleic
CC acid breakdown, to xanthosine 5'-monophosphate (XMP), so it can be
CC reused for RNA or DNA synthesis. {ECO:0000256|HAMAP-Rule:MF_01184}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=diphosphate + XMP = 5-phospho-alpha-D-ribose 1-diphosphate +
CC xanthine; Xref=Rhea:RHEA:10800, ChEBI:CHEBI:17712, ChEBI:CHEBI:33019,
CC ChEBI:CHEBI:57464, ChEBI:CHEBI:58017; EC=2.4.2.22;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01184};
CC -!- PATHWAY: Purine metabolism; XMP biosynthesis via salvage pathway; XMP
CC from xanthine: step 1/1. {ECO:0000256|HAMAP-Rule:MF_01184}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_01184}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01184}.
CC -!- SIMILARITY: Belongs to the purine/pyrimidine phosphoribosyltransferase
CC family. Xpt subfamily. {ECO:0000256|HAMAP-Rule:MF_01184}.
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DR EMBL; HG917868; CDM67582.1; -; Genomic_DNA.
DR RefSeq; WP_044036034.1; NZ_HG917868.1.
DR AlphaFoldDB; W6RZY7; -.
DR STRING; 1216932.CM240_0415; -.
DR KEGG; clt:CM240_0415; -.
DR PATRIC; fig|1216932.3.peg.399; -.
DR eggNOG; COG0503; Bacteria.
DR HOGENOM; CLU_099015_0_0_9; -.
DR OrthoDB; 9790678at2; -.
DR UniPathway; UPA00602; UER00658.
DR Proteomes; UP000019426; Chromosome 1.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0000310; F:xanthine phosphoribosyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006166; P:purine ribonucleoside salvage; IEA:UniProtKB-UniRule.
DR GO; GO:0046110; P:xanthine metabolic process; IEA:InterPro.
DR GO; GO:0032265; P:XMP salvage; IEA:UniProtKB-UniPathway.
DR CDD; cd06223; PRTases_typeI; 1.
DR Gene3D; 3.40.50.2020; -; 1.
DR HAMAP; MF_01184; XPRTase; 1.
DR InterPro; IPR000836; PRibTrfase_dom.
DR InterPro; IPR029057; PRTase-like.
DR InterPro; IPR010079; Xanthine_PRibTrfase.
DR NCBIfam; TIGR01744; XPRTase; 1.
DR PANTHER; PTHR43864; HYPOXANTHINE/GUANINE PHOSPHORIBOSYLTRANSFERASE; 1.
DR PANTHER; PTHR43864:SF1; XANTHINE PHOSPHORIBOSYLTRANSFERASE; 1.
DR Pfam; PF00156; Pribosyltran; 1.
DR SUPFAM; SSF53271; PRTase-like; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01184};
KW Glycosyltransferase {ECO:0000256|ARBA:ARBA00022676, ECO:0000256|HAMAP-
KW Rule:MF_01184}; Purine salvage {ECO:0000256|HAMAP-Rule:MF_01184};
KW Reference proteome {ECO:0000313|Proteomes:UP000019426};
KW Transferase {ECO:0000256|HAMAP-Rule:MF_01184, ECO:0000313|EMBL:CDM67582.1}.
FT DOMAIN 44..162
FT /note="Phosphoribosyltransferase"
FT /evidence="ECO:0000259|Pfam:PF00156"
FT BINDING 20
FT /ligand="xanthine"
FT /ligand_id="ChEBI:CHEBI:17712"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01184"
FT BINDING 27
FT /ligand="xanthine"
FT /ligand_id="ChEBI:CHEBI:17712"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01184"
FT BINDING 128..132
FT /ligand="5-phospho-alpha-D-ribose 1-diphosphate"
FT /ligand_id="ChEBI:CHEBI:58017"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01184"
FT BINDING 156
FT /ligand="xanthine"
FT /ligand_id="ChEBI:CHEBI:17712"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01184"
SQ SEQUENCE 189 AA; 21183 MW; 1B4CE784B167ED27 CRC64;
MELLKKRILD EGKALSENVL KVDSFLNHGV DAKLMYEIGT EFKNYFEKHN VTKIFTIESS
GIAPTVMTAM QMELPMVTLK KQSSKILNGE VYQTTVHSFT KSLDYQLTLS KKYISEDDNI
LIIDDFLANG EAALGAIRLV EEAGAKVAGI GIVIEKSFQP GRKLLEDKGY DIYSLARIKK
LGKDLIEFI
//