ID   PNP_BACC3               Reviewed;         712 AA.
AC   C1EP29;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   26-MAY-2009, sequence version 1.
DT   03-AUG-2022, entry version 70.
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}; OrderedLocusNames=BCA_3903;
OS   Bacillus cereus (strain 03BB102).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Bacillus;
OC   Bacillus cereus group.
OX   NCBI_TaxID=572264;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=03BB102;
RA   Dodson R.J., Jackson P., Munk A.C., Brettin T., Bruce D., Detter C.,
RA   Tapia R., Han C., Sutton G., Sims D.;
RT   "Genome sequence of Bacillus cereus 03BB102.";
RL   Submitted (FEB-2009) 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}.
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; CP001407; ACO31069.1; -; Genomic_DNA.
DR   RefSeq; WP_000076758.1; NZ_CP009318.1.
DR   AlphaFoldDB; C1EP29; -.
DR   SMR; C1EP29; -.
DR   EnsemblBacteria; ACO31069; ACO31069; BCA_3903.
DR   KEGG; bcx:BCA_3903; -.
DR   PATRIC; fig|572264.18.peg.3860; -.
DR   OMA; LHILDVM; -.
DR   Proteomes; UP000002210; 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; 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; 2.
DR   Pfam; PF00575; S1; 1.
DR   PIRSF; PIRSF005499; PNPase; 1.
DR   SMART; SM00322; KH; 1.
DR   SMART; SM00316; S1; 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; RNA-binding;
KW   Transferase.
FT   CHAIN           1..712
FT                   /note="Polyribonucleotide nucleotidyltransferase"
FT                   /id="PRO_1000185721"
FT   DOMAIN          554..613
FT                   /note="KH"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT   DOMAIN          623..691
FT                   /note="S1 motif"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT   BINDING         487
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT   BINDING         493
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
SQ   SEQUENCE   712 AA;  78211 MW;  23A8D1DB851B6B34 CRC64;
     MSQEKQVFSI DLAGRQLTVE TGQLAKQANG AVLVRYGDTA VLSTATASKE AKNVDFFPLT
     VNYEERLYAV GKIPGGFIKR EGRPSEKAIL ASRLIDRPIR PLFADGFRNE VQVVSIVMSV
     DQDCSSEMAA MLGSSLALSI SDIPFEGPIA GTTVGRINGE FVINPTVEQQ EQSDIHLVVA
     GTKDAINMVE AGADQVPEET MLEAIMFGHD EIKRLIAFQE EIVQAVGKEK SEVKLYEVDA
     DLNQAVREMA EKDMHSAIQV HEKHAREDAI NEVKKRVIEH YEAQEADADT LGQVNEILYK
     IVKEEVRRLI TVEKIRPDGR KGDEIRPLAS EVGILSRTHG SGLFTRGQTQ ALSICTLGAL
     GDVQILDGLG VEESKRFMHH YNFPSFSVGE TRPMRGPGRR EIGHGALGER ALEPVIPSEK
     DFPYTVRLVS EVLESNGSTS QASICGSTLA MMDAGVPLKA PVAGIAMGLV KTGEHYTILS
     DIQGMEDHLG DMDFKVAGTA HGVTALQMDI KIDGLSREIL EEALQQAKVG RVHILNHMLS
     VIAEPRTELS AYAPKIITMT INPDKIRDVI GPSGKQINKI IEETGVKIDI EQDGTVFISS
     INQEMNDKAK KIIEDIVREV QVGEIYEGKV KRVEKFGAFV ELFSGKDGLV HISELALERV
     GKVEDVVKIG DVITVKVIEI DKQGRVNLSR KVLLKEEQEK EAAKEENKQE QQ