PNP_SYNPW
ID PNP_SYNPW Reviewed; 721 AA.
AC A5GN19;
DT 29-APR-2008, integrated into UniProtKB/Swiss-Prot.
DT 12-JUN-2007, sequence version 1.
DT 03-AUG-2022, entry version 88.
DE RecName: Full=Polyribonucleotide nucleotidyltransferase {ECO:0000255|HAMAP-Rule:MF_01595};
DE EC=2.7.7.8 {ECO:0000255|HAMAP-Rule:MF_01595};
DE AltName: Full=Polynucleotide phosphorylase {ECO:0000255|HAMAP-Rule:MF_01595};
DE Short=PNPase {ECO:0000255|HAMAP-Rule:MF_01595};
GN Name=pnp {ECO:0000255|HAMAP-Rule:MF_01595};
GN OrderedLocusNames=SynWH7803_1908;
OS Synechococcus sp. (strain WH7803).
OC Bacteria; Cyanobacteria; Synechococcales; Synechococcaceae; Synechococcus;
OC unclassified Synechococcus.
OX NCBI_TaxID=32051;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=WH7803;
RG Genoscope;
RL Submitted (MAY-2006) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Involved in mRNA degradation. Catalyzes the phosphorolysis of
CC single-stranded polyribonucleotides processively in the 3'- to 5'-
CC direction. {ECO:0000255|HAMAP-Rule:MF_01595}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=phosphate + RNA(n+1) = a ribonucleoside 5'-diphosphate +
CC RNA(n); Xref=Rhea:RHEA:22096, Rhea:RHEA-COMP:14527, Rhea:RHEA-
CC COMP:17342, ChEBI:CHEBI:43474, ChEBI:CHEBI:57930, ChEBI:CHEBI:140395;
CC EC=2.7.7.8; Evidence={ECO:0000255|HAMAP-Rule:MF_01595};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01595};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01595}.
CC -!- SIMILARITY: Belongs to the polyribonucleotide nucleotidyltransferase
CC family. {ECO:0000255|HAMAP-Rule:MF_01595}.
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DR EMBL; CT971583; CAK24334.1; -; Genomic_DNA.
DR RefSeq; WP_011933805.1; NC_009481.1.
DR AlphaFoldDB; A5GN19; -.
DR SMR; A5GN19; -.
DR STRING; 32051.SynWH7803_1908; -.
DR PRIDE; A5GN19; -.
DR EnsemblBacteria; CAK24334; CAK24334; SynWH7803_1908.
DR KEGG; syx:SynWH7803_1908; -.
DR eggNOG; COG1185; Bacteria.
DR HOGENOM; CLU_004217_2_2_3; -.
DR OMA; LHILDVM; -.
DR OrthoDB; 122725at2; -.
DR Proteomes; UP000001566; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004654; F:polyribonucleotide nucleotidyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0003723; F:RNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006402; P:mRNA catabolic process; IEA:UniProtKB-UniRule.
DR GO; GO:0006396; P:RNA processing; IEA:InterPro.
DR Gene3D; 2.40.50.140; -; 1.
DR Gene3D; 3.30.1370.10; -; 1.
DR Gene3D; 3.30.230.70; -; 2.
DR HAMAP; MF_01595; PNPase; 1.
DR InterPro; IPR001247; ExoRNase_PH_dom1.
DR InterPro; IPR015847; ExoRNase_PH_dom2.
DR InterPro; IPR036345; ExoRNase_PH_dom2_sf.
DR InterPro; IPR004087; KH_dom.
DR InterPro; IPR004088; KH_dom_type_1.
DR InterPro; IPR036612; KH_dom_type_1_sf.
DR InterPro; IPR012340; NA-bd_OB-fold.
DR InterPro; IPR012162; PNPase.
DR InterPro; IPR027408; PNPase/RNase_PH_dom_sf.
DR InterPro; IPR015848; PNPase_PH_RNA-bd_bac/org-type.
DR InterPro; IPR036456; PNPase_PH_RNA-bd_sf.
DR InterPro; IPR020568; Ribosomal_S5_D2-typ_fold.
DR InterPro; IPR022967; S1_dom.
DR InterPro; IPR003029; S1_domain.
DR PANTHER; PTHR11252; PTHR11252; 1.
DR Pfam; PF00013; KH_1; 1.
DR Pfam; PF03726; PNPase; 1.
DR Pfam; PF01138; RNase_PH; 2.
DR Pfam; PF03725; RNase_PH_C; 1.
DR Pfam; PF00575; S1; 1.
DR PIRSF; PIRSF005499; PNPase; 1.
DR SMART; SM00322; KH; 1.
DR SMART; SM00316; S1; 1.
DR SUPFAM; SSF46915; SSF46915; 1.
DR SUPFAM; SSF50249; SSF50249; 1.
DR SUPFAM; SSF54211; SSF54211; 2.
DR SUPFAM; SSF54791; SSF54791; 1.
DR SUPFAM; SSF55666; SSF55666; 2.
DR TIGRFAMs; TIGR03591; polynuc_phos; 1.
DR PROSITE; PS50084; KH_TYPE_1; 1.
DR PROSITE; PS50126; S1; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Magnesium; Metal-binding; Nucleotidyltransferase;
KW Reference proteome; RNA-binding; Transferase.
FT CHAIN 1..721
FT /note="Polyribonucleotide nucleotidyltransferase"
FT /id="PRO_0000329903"
FT DOMAIN 562..621
FT /note="KH"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT DOMAIN 631..699
FT /note="S1 motif"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT REGION 700..721
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 495
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT BINDING 501
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
SQ SEQUENCE 721 AA; 77641 MW; 0F4DC292BDEFB349 CRC64;
MQGQTQSISF DGREIRLTTG RYAPQAGGSV MIECGDTSVL VTATRSSGRE GIDFLPLICD
YEERLYAAGR IPGSFMRREG RPPERATLIS RLIDRPMRPL FPSWLRDDLQ IVATCMSLDE
RVPADVLSVT GASMATLLAG IPFYGPMAAV RVGLLGDDFV LNPSYREIER GDLDLVVAGT
PEGIVMVEAG ANQLPEQDVI EAIDFGYEAV CELIKAQESI LKDAGIEQVK PEQPEEDSTL
PVYLEKACTK AIGEVLSQFD QSKADRDSKL DAIRSSTAET IEALKDSDPV RKLVSANSKA
LPTSFKALTK KLMRQQIVKD GKRVDGRSLD QVRPISAAAG VLPKRVHGSG LFQRGLTQVL
STATLGTPSD AQEMDDLNPS TEKTYLHHYN FPPYSVGETK PMRSPGRREI GHGALAERAI
LPVLPAKDTF PYVVRVVSEV LSSNGSTSMG SVCGSTLALM DAGVPLKAPV SGAAMGLIKE
GDEVRILTDI QGIEDFLGDM DFKVAGTDKG ITALQMDMKI TGLAMGTIAE AINQARPARL
HILEKMMEAI DTPRDGLSPH APRLLSFRID PELIGTVIGP GGRTIKGITE RTNTKIDIED
SGIVTIASHD GAAADEAQKI IEGLTRKVNE GEVFSGAITR IIPIGAFVEI LPGKEGMIHI
SQLSEARVEK VEDVVKVGDE VTVRVREIDN RGRINLTLRG VPQNGEEAEP APAPTPVAPL
N
