ID R9JRX5_9FIRM Unreviewed; 240 AA.
AC R9JRX5;
DT 24-JUL-2013, integrated into UniProtKB/TrEMBL.
DT 24-JUL-2013, sequence version 1.
DT 27-MAR-2024, entry version 48.
DE RecName: Full=Purine nucleoside phosphorylase DeoD-type {ECO:0000256|HAMAP-Rule:MF_01627};
DE Short=PNP {ECO:0000256|HAMAP-Rule:MF_01627};
DE EC=2.4.2.1 {ECO:0000256|HAMAP-Rule:MF_01627};
GN Name=deoD {ECO:0000256|HAMAP-Rule:MF_01627};
GN ORFNames=C804_00590 {ECO:0000313|EMBL:EOS36711.1};
OS Lachnospiraceae bacterium A4.
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Lachnospiraceae.
OX NCBI_TaxID=397291 {ECO:0000313|EMBL:EOS36711.1, ECO:0000313|Proteomes:UP000014118};
RN [1] {ECO:0000313|EMBL:EOS36711.1, ECO:0000313|Proteomes:UP000014118}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=A4 {ECO:0000313|EMBL:EOS36711.1,
RC ECO:0000313|Proteomes:UP000014118};
RG The Broad Institute Genomics Platform;
RG The Broad Institute Genome Sequencing Center for Infectious Disease;
RA Earl A., Xavier R., Elson C., Duck W., Walker B., Young S., Zeng Q.,
RA Gargeya S., Fitzgerald M., Haas B., Abouelleil A., Allen A.W., Alvarado L.,
RA Arachchi H.M., Berlin A.M., Chapman S.B., Gainer-Dewar J., Goldberg J.,
RA Griggs A., Gujja S., Hansen M., Howarth C., Imamovic A., Ireland A.,
RA Larimer J., McCowan C., Murphy C., Pearson M., Poon T.W., Priest M.,
RA Roberts A., Saif S., Shea T., Sisk P., Sykes S., Wortman J., Nusbaum C.,
RA Birren B.;
RT "The Genome Sequence of Lachnospiraceae bacterium A4.";
RL Submitted (APR-2013) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the reversible phosphorolytic breakdown of the N-
CC glycosidic bond in the beta-(deoxy)ribonucleoside molecules, with the
CC formation of the corresponding free purine bases and pentose-1-
CC phosphate. {ECO:0000256|HAMAP-Rule:MF_01627}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a purine 2'-deoxy-D-ribonucleoside + phosphate = 2-deoxy-
CC alpha-D-ribose 1-phosphate + a purine nucleobase;
CC Xref=Rhea:RHEA:36431, ChEBI:CHEBI:26386, ChEBI:CHEBI:43474,
CC ChEBI:CHEBI:57259, ChEBI:CHEBI:142361; EC=2.4.2.1;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01627};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a purine D-ribonucleoside + phosphate = a purine nucleobase +
CC alpha-D-ribose 1-phosphate; Xref=Rhea:RHEA:19805, ChEBI:CHEBI:26386,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:57720, ChEBI:CHEBI:142355; EC=2.4.2.1;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01627};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=phosphate + uridine = alpha-D-ribose 1-phosphate + uracil;
CC Xref=Rhea:RHEA:24388, ChEBI:CHEBI:16704, ChEBI:CHEBI:17568,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:57720; EC=2.4.2.3;
CC Evidence={ECO:0000256|ARBA:ARBA00001020};
CC -!- SUBUNIT: Homohexamer; trimer of homodimers. {ECO:0000256|HAMAP-
CC Rule:MF_01627}.
CC -!- SIMILARITY: Belongs to the PNP/UDP phosphorylase family.
CC {ECO:0000256|HAMAP-Rule:MF_01627}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EOS36711.1}.
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DR EMBL; ASSR01000009; EOS36711.1; -; Genomic_DNA.
DR AlphaFoldDB; R9JRX5; -.
DR STRING; 397291.C804_00590; -.
DR PATRIC; fig|397291.3.peg.605; -.
DR eggNOG; COG0813; Bacteria.
DR HOGENOM; CLU_068457_2_0_9; -.
DR OrthoDB; 9782889at2; -.
DR Proteomes; UP000014118; Unassembled WGS sequence.
DR GO; GO:0004731; F:purine-nucleoside phosphorylase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0004850; F:uridine phosphorylase activity; IEA:RHEA.
DR GO; GO:0042278; P:purine nucleoside metabolic process; IEA:UniProtKB-UniRule.
DR CDD; cd09006; PNP_EcPNPI-like; 1.
DR Gene3D; 3.40.50.1580; Nucleoside phosphorylase domain; 1.
DR HAMAP; MF_01627; Pur_nucleosid_phosp; 1.
DR InterPro; IPR004402; DeoD-type.
DR InterPro; IPR000845; Nucleoside_phosphorylase_d.
DR InterPro; IPR035994; Nucleoside_phosphorylase_sf.
DR NCBIfam; TIGR00107; deoD; 1.
DR PANTHER; PTHR43691:SF11; FI09636P-RELATED; 1.
DR PANTHER; PTHR43691; URIDINE PHOSPHORYLASE; 1.
DR Pfam; PF01048; PNP_UDP_1; 1.
DR SUPFAM; SSF53167; Purine and uridine phosphorylases; 1.
PE 3: Inferred from homology;
KW Glycosyltransferase {ECO:0000256|ARBA:ARBA00022676, ECO:0000256|HAMAP-
KW Rule:MF_01627}; Reference proteome {ECO:0000313|Proteomes:UP000014118};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_01627}.
FT DOMAIN 19..228
FT /note="Nucleoside phosphorylase"
FT /evidence="ECO:0000259|Pfam:PF01048"
FT ACT_SITE 208
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01627"
FT BINDING 8
FT /ligand="a purine D-ribonucleoside"
FT /ligand_id="ChEBI:CHEBI:142355"
FT /ligand_note="ligand shared between dimeric partners"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01627"
FT BINDING 24
FT /ligand="phosphate"
FT /ligand_id="ChEBI:CHEBI:43474"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01627"
FT BINDING 28
FT /ligand="phosphate"
FT /ligand_id="ChEBI:CHEBI:43474"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01627"
FT BINDING 47
FT /ligand="phosphate"
FT /ligand_id="ChEBI:CHEBI:43474"
FT /ligand_note="ligand shared between dimeric partners"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01627"
FT BINDING 91..94
FT /ligand="phosphate"
FT /ligand_id="ChEBI:CHEBI:43474"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01627"
FT BINDING 183..185
FT /ligand="a purine D-ribonucleoside"
FT /ligand_id="ChEBI:CHEBI:142355"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01627"
FT BINDING 207..208
FT /ligand="a purine D-ribonucleoside"
FT /ligand_id="ChEBI:CHEBI:142355"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01627"
FT SITE 221
FT /note="Important for catalytic activity"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01627"
SQ SEQUENCE 240 AA; 26155 MW; 3A39D3BD02721560 CRC64;
MSLVTTPHIN ADKDAFAKTV LMPGDPLRSK FIAENFLENA VLVNNIRGIQ GYTGTYKGTR
VSVMASGMGM PTIGIYSYEL FHFFNVENIM RIGSTGAMQE YVKVRDIVFG MGACTNSNYA
NQYQLGGTFS PIASYGLLKE AIAQAELLGA RYHVGNILSS DTFYDDNKAA NEGWQKMGVL
CVEMEAAALY MNAARCGKNA LALFTVSDSL VTGEATTAEE RQNSFTQMME IALNTAVHLE
//