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Entry: A0A172TR00_9BACT
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ID   A0A172TR00_9BACT        Unreviewed;       772 AA.
AC   A0A172TR00;
DT   07-SEP-2016, integrated into UniProtKB/TrEMBL.
DT   07-SEP-2016, sequence version 1.
DT   24-JAN-2024, entry version 37.
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   ORFNames=SY85_01840 {ECO:0000313|EMBL:ANE49428.1};
OS   Flavisolibacter tropicus.
OC   Bacteria; Bacteroidota; Chitinophagia; Chitinophagales; Chitinophagaceae;
OC   Flavisolibacter.
OX   NCBI_TaxID=1492898 {ECO:0000313|EMBL:ANE49428.1, ECO:0000313|Proteomes:UP000077177};
RN   [1] {ECO:0000313|Proteomes:UP000077177}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=LCS9 {ECO:0000313|Proteomes:UP000077177};
RA   Kim M.K., Srinivasan S., Lee J.-J.;
RT   "Flavisolibacter sp./LCS9/ whole genome sequencing.";
RL   Submitted (JAN-2015) to the EMBL/GenBank/DDBJ databases.
RN   [2] {ECO:0000313|EMBL:ANE49428.1, ECO:0000313|Proteomes:UP000077177}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=LCS9 {ECO:0000313|EMBL:ANE49428.1,
RC   ECO:0000313|Proteomes:UP000077177};
RX   PubMed=27259556; DOI=10.1099/ijsem.0.001207;
RA   Lee J.J., Kang M.S., Kim G.S., Lee C.S., Lim S., Lee J., Roh S.H., Kang H.,
RA   Ha J.M., Bae S., Jung H.Y., Kim M.K.;
RT   "Flavisolibacter tropicus sp. nov., isolated from tropical soil.";
RL   Int. J. Syst. Evol. Microbiol. 66:3413-3419(2016).
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}.
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DR   EMBL; CP011390; ANE49428.1; -; Genomic_DNA.
DR   RefSeq; WP_066401518.1; NZ_CP011390.1.
DR   AlphaFoldDB; A0A172TR00; -.
DR   STRING; 1492898.SY85_01840; -.
DR   KEGG; fla:SY85_01840; -.
DR   PATRIC; fig|1492898.3.peg.403; -.
DR   OrthoDB; 9804305at2; -.
DR   Proteomes; UP000077177; 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   CDD; cd02393; KH-I_PNPase; 1.
DR   CDD; cd11364; RNase_PH_PNPase_2; 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; 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; 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:UP000077177};
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          636..705
FT                   /note="S1 motif"
FT                   /evidence="ECO:0000259|PROSITE:PS50126"
FT   REGION          705..772
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        705..751
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        756..772
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   BINDING         497
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01595"
FT   BINDING         503
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01595"
SQ   SEQUENCE   772 AA;  85929 MW;  6F55A8C0969EA65C CRC64;
     MLTQKFSKTF DIGDGREVTI ETGRLARQAD GAVTVRMGNN ILLATVVATE EPKPGQDFFP
     LSVDYMEKFA SAGRIPGSFF KREGRLSDYE ILISRLIDRA LRPLFPEDYF CEVQVIVTLI
     SSDSEIMPDA LACLAASAAL AVSNIPIQEI ISEVRVSRID GQFKINPTRS EMEKSDMDFI
     IAATEKNIMM VEGEAKECSE EDLVKALEVA HDAIRVQIRA QQELRDMVGA GAKRDYPKPV
     VNEVLRQRVE EFAKARMEEL SRANLPKAER KETYKKISDD LKEVLAREAN LPEGEEIDDD
     TKKLVKNYLG DLQYYVVRDM ILNDKVRLDG RNLEQVRPLD MEVDVLPTPH GAALFTRGET
     QSLTTITLGT PLDELLVESA AKSEYSKFIL HYNFPPFSTG EVKFLRGPGR REVGHGNLAQ
     RSLKQMMPGA DYAYTVRIVS DILESNGSSS MATVCAGSLA LMDAGVPLPK HVAGVAMGLI
     SKGDQFAVLT DILGDEDHLG DMDFKVTGTR DGICGIQMDI KVDGLSMDVM RQALEQARRG
     RMHILDAMYN CIPEHRADVK PHAPRMVKMF IDREFIGAVI GPGGKVIQEM QRETGTTINI
     EEKNNQGEVS IFGTDKEKVD RAHNWIKGIV AVPVVGDEYE AVVKSIMPYG AFVEFLPGKQ
     GLLHISEVSW KRLETLEGVL NENDKVKVKL TGTDPKTGKF KLSRKVLLPK PEGMKEESGD
     RGERRDGGQR REGGQRFEGR GDRRESGYGG QRREPRQGGE NQQSQSSQEN EQ
//
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