ID DEOD_ECO8A Reviewed; 239 AA. AC B7LXU6; DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot. DT 24-MAR-2009, sequence version 1. DT 27-MAR-2024, entry version 74. DE RecName: Full=Purine nucleoside phosphorylase DeoD-type {ECO:0000255|HAMAP-Rule:MF_01627}; DE Short=PNP {ECO:0000255|HAMAP-Rule:MF_01627}; DE EC=2.4.2.1 {ECO:0000255|HAMAP-Rule:MF_01627}; GN Name=deoD {ECO:0000255|HAMAP-Rule:MF_01627}; GN OrderedLocusNames=ECIAI1_4607; OS Escherichia coli O8 (strain IAI1). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales; OC Enterobacteriaceae; Escherichia. OX NCBI_TaxID=585034; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=IAI1; RX PubMed=19165319; DOI=10.1371/journal.pgen.1000344; RA Touchon M., Hoede C., Tenaillon O., Barbe V., Baeriswyl S., Bidet P., RA Bingen E., Bonacorsi S., Bouchier C., Bouvet O., Calteau A., Chiapello H., RA Clermont O., Cruveiller S., Danchin A., Diard M., Dossat C., Karoui M.E., RA Frapy E., Garry L., Ghigo J.M., Gilles A.M., Johnson J., Le Bouguenec C., RA Lescat M., Mangenot S., Martinez-Jehanne V., Matic I., Nassif X., Oztas S., RA Petit M.A., Pichon C., Rouy Z., Ruf C.S., Schneider D., Tourret J., RA Vacherie B., Vallenet D., Medigue C., Rocha E.P.C., Denamur E.; RT "Organised genome dynamics in the Escherichia coli species results in RT highly diverse adaptive paths."; RL PLoS Genet. 5:E1000344-E1000344(2009). 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:0000255|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:0000255|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:0000255|HAMAP-Rule:MF_01627}; CC -!- SUBUNIT: Homohexamer; trimer of homodimers. {ECO:0000255|HAMAP- CC Rule:MF_01627}. CC -!- SIMILARITY: Belongs to the PNP/UDP phosphorylase family. CC {ECO:0000255|HAMAP-Rule:MF_01627}. 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; CU928160; CAR01347.1; -; Genomic_DNA. DR RefSeq; WP_000224877.1; NC_011741.1. DR AlphaFoldDB; B7LXU6; -. DR SMR; B7LXU6; -. DR GeneID; 75202933; -. DR KEGG; ecr:ECIAI1_4607; -. DR HOGENOM; CLU_068457_2_0_6; -. DR GO; GO:0005737; C:cytoplasm; IEA:UniProt. DR GO; GO:0004731; F:purine-nucleoside phosphorylase activity; IEA:UniProtKB-UniRule. DR GO; GO:0009164; P:nucleoside catabolic process; IEA:UniProt. 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; IPR018016; Nucleoside_phosphorylase_CS. DR InterPro; IPR000845; Nucleoside_phosphorylase_d. DR InterPro; IPR035994; Nucleoside_phosphorylase_sf. DR NCBIfam; TIGR00107; deoD; 1. DR PANTHER; PTHR43691:SF2; PURINE NUCLEOSIDE PHOSPHORYLASE DEOD-TYPE; 1. DR PANTHER; PTHR43691; URIDINE PHOSPHORYLASE; 1. DR Pfam; PF01048; PNP_UDP_1; 1. DR SUPFAM; SSF53167; Purine and uridine phosphorylases; 1. DR PROSITE; PS01232; PNP_UDP_1; 1. PE 3: Inferred from homology; KW Acetylation; Glycosyltransferase; Transferase. FT CHAIN 1..239 FT /note="Purine nucleoside phosphorylase DeoD-type" FT /id="PRO_1000186190" FT ACT_SITE 205 FT /note="Proton donor" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01627" FT BINDING 5 FT /ligand="a purine D-ribonucleoside" FT /ligand_id="ChEBI:CHEBI:142355" FT /ligand_note="ligand shared between dimeric partners" FT /evidence="ECO:0000250|UniProtKB:P50389" FT BINDING 21 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:0000250|UniProtKB:P50389" FT BINDING 25 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:0000250|UniProtKB:P50389" FT BINDING 44 FT /ligand="phosphate" FT /ligand_id="ChEBI:CHEBI:43474" FT /ligand_note="ligand shared between dimeric partners" FT /evidence="ECO:0000250|UniProtKB:P50389" FT BINDING 88..91 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:0000250|UniProtKB:P50389" FT BINDING 180..182 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:0000250|UniProtKB:P50389" FT BINDING 204..205 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:0000250|UniProtKB:P50389" FT SITE 218 FT /note="Important for catalytic activity" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01627" FT MOD_RES 27 FT /note="N6-acetyllysine" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01627" SQ SEQUENCE 239 AA; 25950 MW; 71D3DFAA5A176970 CRC64; MATPHINAEM GDFADVVLMP GDPLRAKYIA ETFLEDAREV NNVRGMLGFT GTYKGRKISV MGHGMGIPSC SIYTKELITD FGVKKIIRVG SCGAVLPHVK LRDVVIGMGA CTDSKVNRIR FKDHDFAAIA DFDMVRNAVD AAKALGIDAR VGNLFSADLF YSPDGEMFDV MEKYGILGVE MEAAGIYGVA AEFGAKALTI CTVSDHIRTH EQTTAAERQT TFNDMIKIAL ESVLLGDKE //