PNP_NITSB
ID PNP_NITSB Reviewed; 732 AA.
AC A6Q4N2;
DT 29-APR-2008, integrated into UniProtKB/Swiss-Prot.
DT 21-AUG-2007, sequence version 1.
DT 03-AUG-2022, entry version 82.
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=NIS_1333;
OS Nitratiruptor sp. (strain SB155-2).
OC Bacteria; Proteobacteria; Epsilonproteobacteria; Nautiliales;
OC Nitratiruptoraceae; Nitratiruptor; unclassified Nitratiruptor.
OX NCBI_TaxID=387092;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SB155-2;
RX PubMed=17615243; DOI=10.1073/pnas.0700687104;
RA Nakagawa S., Takaki Y., Shimamura S., Reysenbach A.-L., Takai K.,
RA Horikoshi K.;
RT "Deep-sea vent epsilon-proteobacterial genomes provide insights into
RT emergence of pathogens.";
RL Proc. Natl. Acad. Sci. U.S.A. 104:12146-12150(2007).
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; AP009178; BAF70441.1; -; Genomic_DNA.
DR RefSeq; WP_012082704.1; NC_009662.1.
DR AlphaFoldDB; A6Q4N2; -.
DR SMR; A6Q4N2; -.
DR STRING; 387092.NIS_1333; -.
DR PRIDE; A6Q4N2; -.
DR EnsemblBacteria; BAF70441; BAF70441; NIS_1333.
DR KEGG; nis:NIS_1333; -.
DR eggNOG; COG1185; Bacteria.
DR HOGENOM; CLU_004217_2_2_7; -.
DR OMA; LHILDVM; -.
DR OrthoDB; 122725at2; -.
DR Proteomes; UP000001118; 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; 2.
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;
KW Reference proteome; RNA-binding; Transferase.
FT CHAIN 1..732
FT /note="Polyribonucleotide nucleotidyltransferase"
FT /id="PRO_0000329733"
FT DOMAIN 582..642
FT /note="KH"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT DOMAIN 659..726
FT /note="S1 motif"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT BINDING 516
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT BINDING 522
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
SQ SEQUENCE 732 AA; 81125 MW; 15A5660875F92DF4 CRC64;
MKCRFEFEMN NLKEIYEFGE VAKQTNGSVL LKSGKTVMLA TVVMEKEMVD EDFLPLTVQY
IEKSYAAGKI PGGFVKREQK PGDFETLTAR IVDRALRPLF PKGYLYPTVI TVMVLSADPE
SDLQVLALNA ASAALFVSDI PVRKAVSGLR VAKVDGEVLF NPPLSKLKES TLDLYLAGTK
EELLMIEMAA IGSYKTEVVP TTVDPLMDPT LAEEVITIKE PNAMKEEELA SIIAQGKDVI
QIACNEYEKY FIESAKEQLE LELLPQTIDE DIWTYVEEIY AADIKEAVQA MAKSERNELL
KEIAKKISED DVAKEQGWEY ETIYKVVEKY KRKIVREMIL NEGKRADGRG LKDVRPIDIK
TNILPSAHGS CLFTRGETQA LVVCTIGEKT DAQMYEMLTS KGPEYEHFMV HYNFPPFSVG
EAKPISAPGR RELGHGNLAR RALEPVVDVP EDKTYRLVSE ILESNGSSSM ATVCGGALAL
KAANIDLADL VAGVAMGLIV EDDKYAILTD IMGLEDHDGD MDFKVAGTHD GVTAMQMDIK
LGGVQQEILE QALQQAREAR LHILKIMEEA AEKIEINEEN LPSSHTITVH PSKIVDIIGQ
AGKTIKEIIE KFEVSIDIDR DKGKVKVTGK NRPKVIAACD YIQEITNKPK PEPVKFQEGD
ILKGKIKRTT NFGAFVELPG GVDGLLHISK LSSGRVERVE DVVNIGDEVE VEVLSQKGHK
IELGLRQVLK KA
