PNP_XANP2
ID PNP_XANP2 Reviewed; 730 AA.
AC A7IC03;
DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT 11-SEP-2007, sequence version 1.
DT 03-AUG-2022, entry version 80.
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=Xaut_0288;
OS Xanthobacter autotrophicus (strain ATCC BAA-1158 / Py2).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC Xanthobacteraceae; Xanthobacter.
OX NCBI_TaxID=78245;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-1158 / Py2;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Hammon N.,
RA Israni S., Dalin E., Tice H., Pitluck S., Sims D., Brettin T., Bruce D.,
RA Detter J.C., Han C., Tapia R., Brainard J., Schmutz J., Larimer F.,
RA Land M., Hauser L., Kyrpides N., Kim E., Ensigns S.A., Richardson P.;
RT "Complete sequence of chromosome of Xanthobacter autotrophicus Py2.";
RL Submitted (JUL-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; CP000781; ABS65546.1; -; Genomic_DNA.
DR RefSeq; WP_011995946.1; NC_009720.1.
DR AlphaFoldDB; A7IC03; -.
DR SMR; A7IC03; -.
DR STRING; 78245.Xaut_0288; -.
DR EnsemblBacteria; ABS65546; ABS65546; Xaut_0288.
DR KEGG; xau:Xaut_0288; -.
DR eggNOG; COG1185; Bacteria.
DR HOGENOM; CLU_004217_2_2_5; -.
DR OMA; LHILDVM; -.
DR OrthoDB; 122725at2; -.
DR PhylomeDB; A7IC03; -.
DR Proteomes; UP000002417; 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;
KW Reference proteome; RNA-binding; Transferase.
FT CHAIN 1..730
FT /note="Polyribonucleotide nucleotidyltransferase"
FT /id="PRO_1000192506"
FT DOMAIN 556..615
FT /note="KH"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT DOMAIN 625..693
FT /note="S1 motif"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT REGION 700..730
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 489
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT BINDING 495
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
SQ SEQUENCE 730 AA; 78913 MW; 898AB6D7939526D2 CRC64;
MFDIHREELD WGGRTLTLET GKMARQADGS VLATYGDTKV LATVVSAREP KPGQDFFPLT
VNYQEKTYAA GRIPGGYFKR EGRPSEKETL VSRLIDRPIR PLFPEGYKCD TQVVITVLAH
DLENDPDVVA MVAASAALTL SGVPFMGPVG AARVGFIDNE YVLNPTVDEV KESALELVVA
GTGDAVLMVE SEAKELPEEI MLGAVMFGHR HFQPVIEAII KLAEKAAKEP RNFQPADVSE
VESKVREIAE ADLRAAYKIK QKQDRYAAVG AAKSKVKKYY EELALDGTKV PTAQVVSDVL
KALEAKIVRW NILDDGIRID GRDVYTVRPI VSEVGILPRA HGSALFTRGE TQALVVATLG
TGEDEQFIDS LEGTYKEHFL LHYNFPPFSV GETGRMGSPG RREIGHGKLA WRAIHPMLPA
KHEFPYTLRV VSEILESNGS SSMATVCGTS LALMDAGVPL RRPVAGIAMG LILEGEKFAV
LSDILGDEDH LGDMDFKVAG TEQGVTSLQM DIKIAGITEE IMKVALTQAK DGRVHILGEM
AKALTTARAE LGEHAPRIEV MKIAVDKIRE VIGSGGKVIR EIVEKTGAKI NIEDDGTIKI
ASASGDAIKA AINWIKSIAS EPEVGQIYEG TVVKVVDFGA FVNFFGSKDG LVHVSQMANE
RVAKPSDVVK EGDKVKVKLM GFDERGKTRL SMKVVDQTTG EDLEAKAKAE RDAARAAAPA
ATGDEAGAAE
