PNP_PSELT
ID PNP_PSELT Reviewed; 710 AA.
AC A8F725;
DT 29-APR-2008, integrated into UniProtKB/Swiss-Prot.
DT 13-NOV-2007, sequence version 1.
DT 03-AUG-2022, entry version 85.
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=Tlet_1402;
OS Pseudothermotoga lettingae (strain ATCC BAA-301 / DSM 14385 / NBRC 107922 /
OS TMO) (Thermotoga lettingae).
OC Bacteria; Thermotogae; Thermotogales; Thermotogaceae; Pseudothermotoga.
OX NCBI_TaxID=416591;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-301 / DSM 14385 / NBRC 107922 / TMO;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E.,
RA Tice H., Pitluck S., Foster B., Bruce D., Schmutz J., Larimer F., Land M.,
RA Hauser L., Kyrpides N., Mikhailova N., Nelson K., Gogarten J.P., Noll K.,
RA Richardson P.;
RT "Complete sequence of Thermotoga lettingae TMO.";
RL Submitted (AUG-2007) 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; CP000812; ABV33959.1; -; Genomic_DNA.
DR RefSeq; WP_012003435.1; NC_009828.1.
DR AlphaFoldDB; A8F725; -.
DR SMR; A8F725; -.
DR STRING; 416591.Tlet_1402; -.
DR EnsemblBacteria; ABV33959; ABV33959; Tlet_1402.
DR KEGG; tle:Tlet_1402; -.
DR eggNOG; COG1185; Bacteria.
DR HOGENOM; CLU_004217_2_2_0; -.
DR OMA; LHILDVM; -.
DR OrthoDB; 122725at2; -.
DR Proteomes; UP000002016; 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; 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; 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; 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..710
FT /note="Polyribonucleotide nucleotidyltransferase"
FT /id="PRO_0000329912"
FT DOMAIN 555..615
FT /note="KH"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT DOMAIN 625..688
FT /note="S1 motif"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT REGION 688..710
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 488
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT BINDING 494
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
SQ SEQUENCE 710 AA; 78571 MW; 3F9FF214FFCDB3AC CRC64;
MKTWKREILG REFIVEHGKV AKQANGAVVA RIGDTTVLAT AVMSDSAVEG IDFVPLTVEF
QERFYAAGKI PGGFIKREGK PSEMAILSAR TIDRPIRPLF PKHLRNEVQV VVTVISTDSV
NTPDIVGVFA ASLALNISDI PFNGIVAAVR VGLVDGKIVL FPTEDQLQKS LLDIVVAGTE
DTITMVEGEA KEVSESQMLQ ALLKAHDAIK QIIDFEKEIL SYFNIEKAQI AEKTLPEEIE
KEFSQLLDGN ELRERLLIQG KKARSNALSE YFKKIYEILE ARYGTEKIEE LSVLLKDKYE
EALKYKMRRI IVEEGTRLDM RKPKDIRPIT CETGLLPRVH GSALFTRGET QSLGIVTLGA
PMDEQIIDSL LEEGTKRFML HYNFPPFSTG EVKPLRGPSR REIGHGHLAE RALKFVLPDE
DRFPYTIRIV SEILESNGSS SMATVCSGSL ALMDAGVPIS KHVAGVAMGL ILEKDSQIVL
TDILGAEDHW GDMDFKVAGT RDGITAFQMD CKVSGVSADL LERALNQAKE ARLYVLEKLY
ETISKPRDTL SKYAPVIKVI SIDPSKVAEI IGPGGKIIKA LIKDYDVKIS VDDLTGKVSV
IGGNEEKVDA AIEQINSILK EISVGDVFSG KVTRIEPFGV FVEISPGKVG LLHQSKLITD
LKTVKIGETM RVKVSNIDNL GRLQLEEFSD SPDHKHGEKR SFKRHRKNDN