ID D1W0T5_9BACT Unreviewed; 766 AA.
AC D1W0T5;
DT 09-FEB-2010, integrated into UniProtKB/TrEMBL.
DT 09-FEB-2010, sequence version 1.
DT 24-JAN-2024, entry version 68.
DE RecName: Full=Polyribonucleotide nucleotidyltransferase {ECO:0000256|HAMAP-Rule:MF_01595};
DE EC=2.7.7.8 {ECO:0000256|HAMAP-Rule:MF_01595};
DE AltName: Full=Polynucleotide phosphorylase {ECO:0000256|HAMAP-Rule:MF_01595};
DE Short=PNPase {ECO:0000256|HAMAP-Rule:MF_01595};
GN Name=pnp {ECO:0000256|HAMAP-Rule:MF_01595,
GN ECO:0000313|EMBL:EFA97001.1};
GN ORFNames=HMPREF9019_1221 {ECO:0000313|EMBL:EFA97001.1};
OS Hoylesella timonensis CRIS 5C-B1.
OC Bacteria; Bacteroidota; Bacteroidia; Bacteroidales; Prevotellaceae;
OC Hoylesella.
OX NCBI_TaxID=679189 {ECO:0000313|EMBL:EFA97001.1, ECO:0000313|Proteomes:UP000004001};
RN [1] {ECO:0000313|EMBL:EFA97001.1, ECO:0000313|Proteomes:UP000004001}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CRIS 5C-B1 {ECO:0000313|EMBL:EFA97001.1,
RC ECO:0000313|Proteomes:UP000004001};
RA Durkin A.S., Madupu R., Torralba M., Methe B., Sutton G., Strausberg R.L.,
RA Nelson K.E.;
RT "Genome Sequence of Prevotella timonensis CRIS 5C-B1.";
RL Submitted (DEC-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:0000256|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:0000256|HAMAP-Rule:MF_01595};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01595};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01595}.
CC -!- SIMILARITY: Belongs to the polyribonucleotide nucleotidyltransferase
CC family. {ECO:0000256|ARBA:ARBA00007404, ECO:0000256|HAMAP-
CC Rule:MF_01595}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EFA97001.1}.
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DR EMBL; ADEF01000048; EFA97001.1; -; Genomic_DNA.
DR AlphaFoldDB; D1W0T5; -.
DR eggNOG; COG1185; Bacteria.
DR Proteomes; UP000004001; Unassembled WGS sequence.
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 CDD; cd02393; KH-I_PNPase; 1.
DR CDD; cd11363; RNase_PH_PNPase_1; 1.
DR CDD; cd11364; RNase_PH_PNPase_2; 1.
DR CDD; cd04472; S1_PNPase; 1.
DR Gene3D; 3.30.230.70; GHMP Kinase, N-terminal domain; 2.
DR Gene3D; 3.30.1370.10; K Homology domain, type 1; 1.
DR Gene3D; 2.40.50.140; Nucleic acid-binding proteins; 1.
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_Su5_D2-typ_SF.
DR InterPro; IPR003029; S1_domain.
DR NCBIfam; TIGR03591; polynuc_phos; 1.
DR PANTHER; PTHR11252; POLYRIBONUCLEOTIDE NUCLEOTIDYLTRANSFERASE; 1.
DR PANTHER; PTHR11252:SF0; POLYRIBONUCLEOTIDE NUCLEOTIDYLTRANSFERASE 1, MITOCHONDRIAL; 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; SSF54791; Eukaryotic type KH-domain (KH-domain type I); 1.
DR SUPFAM; SSF50249; Nucleic acid-binding proteins; 1.
DR SUPFAM; SSF46915; Polynucleotide phosphorylase/guanosine pentaphosphate synthase (PNPase/GPSI), domain 3; 1.
DR SUPFAM; SSF55666; Ribonuclease PH domain 2-like; 2.
DR SUPFAM; SSF54211; Ribosomal protein S5 domain 2-like; 2.
DR PROSITE; PS50084; KH_TYPE_1; 1.
DR PROSITE; PS50126; S1; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_01595};
KW Magnesium {ECO:0000256|HAMAP-Rule:MF_01595};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_01595};
KW Nucleotidyltransferase {ECO:0000256|ARBA:ARBA00022695, ECO:0000256|HAMAP-
KW Rule:MF_01595}; Reference proteome {ECO:0000313|Proteomes:UP000004001};
KW RNA-binding {ECO:0000256|ARBA:ARBA00022884, ECO:0000256|HAMAP-
KW Rule:MF_01595};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_01595}.
FT DOMAIN 625..695
FT /note="S1 motif"
FT /evidence="ECO:0000259|PROSITE:PS50126"
FT REGION 703..766
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 703..759
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 486
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01595"
FT BINDING 492
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01595"
SQ SEQUENCE 766 AA; 85518 MW; DCF3668ED90B0958 CRC64;
MPDGRTISIE TGKVAKQADG SAVVRLGNTV LLATVCAAKD AVPGTDFMPL QVDYREQYSA
AGRFPGGFTK REGKPSDNEI LTSRLVDRAL RPLFPSNYHA EVYVQIMLLS ADGVDQPDAL
AGLAASAAMA CSDIPFDFYI SEVRVARING EYVVNPTFEQ MKSADMDLMV GATKDNIMMV
EGEMNEVSEL DLIEALKAAH EAIKPMCTVQ EELNKELGKD VKREYDHEVN DEDLRQQMND
ELYQPAYDIT KQALPKQERH DAFDKIIADF LEKYDAAHAD LTEEELEEKH AEATRYYDDV
LKNAMRRCIL DEGKRLDGRK TDEIRPIWCE VSPLPMPHGS AIFTRGETQS LSTCTLGTKL
DEKMVDDVLD KSYQRFLLHY NFPPFSTGEA KAQRGVGRRE IGHGHLAWRG LKGQIPEDFP
YTVRLVSQIL ESNGSSSMAT VCAGTLALMD AGVPMKKPVS GIAMGLIKNP GEDKYVILSD
ILGDEDHLGD MDFKTTGTRD GLTATQMDIK CDGLSFEILE KALMQAKAGR EHILGKMLET
MPEPRSEMKP QVPRIEAFEI PKEFIGAIIG PGGKIIQQMQ EDTGATITID ELDGVGKIQV
SAPNKEAIDS AIAKIKGIVA IPEIGEVYEG TVRSIMPYGC FVEILPGKDG LLHISEIDWK
RLETVEDAGI HEGDKIKVKL LEIDPKTGKY KLSRKVLLEK PEGYVERERR PRPERRNNMN
NERRPRRDDD NGYHHRNNGG YGDRPQRRFE HHDDNVDSVD NTSNDF
//