ID A0A084JCJ1_9FIRM Unreviewed; 442 AA.
AC A0A084JCJ1;
DT 29-OCT-2014, integrated into UniProtKB/TrEMBL.
DT 29-OCT-2014, sequence version 1.
DT 24-JAN-2024, entry version 36.
DE RecName: Full=Pyrimidine-nucleoside phosphorylase {ECO:0000256|ARBA:ARBA00014680};
DE EC=2.4.2.2 {ECO:0000256|ARBA:ARBA00011889};
GN ORFNames=IO98_22625 {ECO:0000313|EMBL:KEZ86675.1};
OS Lacrimispora celerecrescens.
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Lachnospiraceae;
OC Lacrimispora.
OX NCBI_TaxID=29354 {ECO:0000313|EMBL:KEZ86675.1, ECO:0000313|Proteomes:UP000028525};
RN [1] {ECO:0000313|EMBL:KEZ86675.1, ECO:0000313|Proteomes:UP000028525}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=152B {ECO:0000313|EMBL:KEZ86675.1,
RC ECO:0000313|Proteomes:UP000028525};
RA Honkalas V.S., Dabir A.P., Arora P., Dhakephalkar P.K.;
RT "Draft genome of Clostridium celerecrescens 152B isolated from sediments
RT associated with methane hydrate from Krishna Godavari basin.";
RL Submitted (JUL-2014) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes phosphorolysis of the pyrimidine nucleosides
CC uridine, thymidine and 2'-deoxyuridine with the formation of the
CC corresponding pyrimidine base and ribose-1-phosphate.
CC {ECO:0000256|ARBA:ARBA00003877}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2'-deoxyuridine + phosphate = 2-deoxy-alpha-D-ribose 1-
CC phosphate + uracil; Xref=Rhea:RHEA:22824, ChEBI:CHEBI:16450,
CC ChEBI:CHEBI:17568, ChEBI:CHEBI:43474, ChEBI:CHEBI:57259; EC=2.4.2.2;
CC Evidence={ECO:0000256|ARBA:ARBA00001066};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=phosphate + thymidine = 2-deoxy-alpha-D-ribose 1-phosphate +
CC thymine; Xref=Rhea:RHEA:16037, ChEBI:CHEBI:17748, ChEBI:CHEBI:17821,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:57259; EC=2.4.2.2;
CC Evidence={ECO:0000256|ARBA:ARBA00000722};
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=2.4.2.2;
CC Evidence={ECO:0000256|ARBA:ARBA00001004};
CC -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738}.
CC -!- SIMILARITY: Belongs to the thymidine/pyrimidine-nucleoside
CC phosphorylase family. {ECO:0000256|ARBA:ARBA00006915}.
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:KEZ86675.1}.
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DR EMBL; JPME01000042; KEZ86675.1; -; Genomic_DNA.
DR RefSeq; WP_038284732.1; NZ_JPME01000042.1.
DR AlphaFoldDB; A0A084JCJ1; -.
DR STRING; 29354.IO98_22625; -.
DR OrthoDB; 9763887at2; -.
DR Proteomes; UP000028525; Unassembled WGS sequence.
DR GO; GO:0004645; F:1,4-alpha-oligoglucan phosphorylase activity; IEA:InterPro.
DR GO; GO:0016154; F:pyrimidine-nucleoside phosphorylase activity; IEA:UniProtKB-EC.
DR GO; GO:0006206; P:pyrimidine nucleobase metabolic process; IEA:InterPro.
DR GO; GO:0006213; P:pyrimidine nucleoside metabolic process; IEA:InterPro.
DR Gene3D; 3.40.1030.10; Nucleoside phosphorylase/phosphoribosyltransferase catalytic domain; 1.
DR Gene3D; 3.90.1170.30; Pyrimidine nucleoside phosphorylase-like, C-terminal domain; 1.
DR InterPro; IPR000312; Glycosyl_Trfase_fam3.
DR InterPro; IPR017459; Glycosyl_Trfase_fam3_N_dom.
DR InterPro; IPR036320; Glycosyl_Trfase_fam3_N_dom_sf.
DR InterPro; IPR035902; Nuc_phospho_transferase.
DR InterPro; IPR036566; PYNP-like_C_sf.
DR InterPro; IPR013102; PYNP_C.
DR InterPro; IPR018090; Pyrmidine_PPas_bac/euk.
DR InterPro; IPR017872; Pyrmidine_PPase_CS.
DR InterPro; IPR000053; Thymidine/pyrmidine_PPase.
DR NCBIfam; TIGR02644; Y_phosphoryl; 1.
DR PANTHER; PTHR10515; THYMIDINE PHOSPHORYLASE; 1.
DR PANTHER; PTHR10515:SF0; THYMIDINE PHOSPHORYLASE; 1.
DR Pfam; PF02885; Glycos_trans_3N; 1.
DR Pfam; PF00591; Glycos_transf_3; 1.
DR Pfam; PF07831; PYNP_C; 1.
DR PIRSF; PIRSF000478; TP_PyNP; 1.
DR SMART; SM00941; PYNP_C; 1.
DR SUPFAM; SSF52418; Nucleoside phosphorylase/phosphoribosyltransferase catalytic domain; 1.
DR SUPFAM; SSF47648; Nucleoside phosphorylase/phosphoribosyltransferase N-terminal domain; 1.
DR SUPFAM; SSF54680; Pyrimidine nucleoside phosphorylase C-terminal domain; 1.
DR PROSITE; PS00647; THYMID_PHOSPHORYLASE; 1.
PE 3: Inferred from homology;
KW Glycosyltransferase {ECO:0000256|ARBA:ARBA00022676};
KW Reference proteome {ECO:0000313|Proteomes:UP000028525};
KW Transferase {ECO:0000256|ARBA:ARBA00022679}.
FT DOMAIN 344..418
FT /note="Pyrimidine nucleoside phosphorylase C-terminal"
FT /evidence="ECO:0000259|SMART:SM00941"
SQ SEQUENCE 442 AA; 46783 MW; 8614AD0C21F9BCF8 CRC64;
MRMYDVIAKK RNGEPLTEEE IRFMIKGYVK GDIPDYQMSA MLMAIYFKGM SDEETAILTD
AVAHSGDMVD LSPIQGVKVD KHSTGGVGDK TTLVVAPIVA ACGVKVAKMS GRGLGHTGGT
VDKMESIPGM RTVLTEEEFF QVVNTAGLSV IGQSGNLAPA DKKLYALRDV TATVDSIPLI
AASIMSKKLA AGNDCILLDV KTGSGAFMKT LEDSITLAEK MVAIGEHAGK RTMALITNMD
IPLGSLIGNS LEVIEAVETL RGRGPEDLKS VCLNLAAGML YLAGKGSMEE CLALAEGAIA
DGSALARLIA MVEAQGGDSS VIKDTSLFAR AAFEREVKAL KSGYITHMNT EQCGIASSLL
GAGRVTKESV IDYTAGIALK KKVGQKVEEG ETIALLYASK EELFAASEEE FLKAVTISGQ
KPEAEPLIYA SVTKEGVRRL TK
//
