PNP_SYNR3
ID PNP_SYNR3 Reviewed; 719 AA.
AC A5GRD7;
DT 29-APR-2008, integrated into UniProtKB/Swiss-Prot.
DT 12-JUN-2007, sequence version 1.
DT 03-AUG-2022, entry version 87.
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=SynRCC307_0543;
OS Synechococcus sp. (strain RCC307).
OC Bacteria; Cyanobacteria; Synechococcales; Synechococcaceae; Synechococcus;
OC unclassified Synechococcus.
OX NCBI_TaxID=316278;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=RCC307;
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; CT978603; CAK27446.1; -; Genomic_DNA.
DR RefSeq; WP_011934961.1; NC_009482.1.
DR AlphaFoldDB; A5GRD7; -.
DR SMR; A5GRD7; -.
DR STRING; 316278.SynRCC307_0543; -.
DR EnsemblBacteria; CAK27446; CAK27446; SynRCC307_0543.
DR KEGG; syr:SynRCC307_0543; -.
DR eggNOG; COG1185; Bacteria.
DR HOGENOM; CLU_004217_2_2_3; -.
DR OMA; LHILDVM; -.
DR OrthoDB; 122725at2; -.
DR Proteomes; UP000001115; 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..719
FT /note="Polyribonucleotide nucleotidyltransferase"
FT /id="PRO_0000329902"
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 699..719
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 719 AA; 77871 MW; AB89C0A1B73E63FB CRC64;
MQGETRSISF DGREIRLTTR RYAPQAGGSV LIECGDTAVL VTATRANGRE GIDFLPLTCD
YEERLYAAGR IPGSFMRRES RPPERATLAC RLIDRPIRPL FPSWMRDDLQ IVATVMSVDE
RVPPDVLAVT GASLATLLAK IPFYGPMAAV RVGLLGDDFI LNPSYREIER SELDLVVAGT
AEGVVMVEAG AQQLPEEDMI EAIDFGYEAV LELIRHQKET IAELGIEQVV PEKPAEDTTV
PDYLAKQCTK DIGAVLSQFT LTKAERDSQL DSIKAKAAEA IAALKETDAV RAAVSSNGKL
LGNSFKALTK SMMRAQIVKD GKRVDGRSLD QVRPISAAAG VLPKRVHGSG LFQRGLTQVL
STATLGTPSD AQEMDDLNPS NEKHYLHHYN FPPYSVGETR PMRSPGRREI GHGALAERAL
LPVLPPKESF PYVLRVVSEV LSSNGSTSMG SVCGSTLALM DAGVPIAAPV AGAAMGLIRE
GSEVRVLTDI QGIEDFLGDM DFKVAGTEKG ITALQMDMKI TGLAMKTIGE AVTQARPARL
HILEKMLEAL DKPRDTMSPH APRRLSFRID PELIGTVIGP GGRTIKGITE RTNTKIDIED
TGIVTVASHD GAAAEEAQKI IEGLTRRVSE GEYFDGKVTR VIPIGAFVEI LPGKEGMIHI
SQLSDQRVEK VEDVVNVGDE VRVRVREIDN RGRINLTLRG VPQDGSDPQP TVILPIGES
