ID   PNP_MYCA1               Reviewed;         748 AA.
AC   A0QIW5;
DT   29-APR-2008, integrated into UniProtKB/Swiss-Prot.
DT   09-JAN-2007, sequence version 1.
DT   03-AUG-2022, entry version 90.
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=MAV_3676;
OS   Mycobacterium avium (strain 104).
OC   Bacteria; Actinobacteria; Corynebacteriales; Mycobacteriaceae;
OC   Mycobacterium; Mycobacterium avium complex (MAC).
OX   NCBI_TaxID=243243;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=104;
RA   Fleischmann R.D., Dodson R.J., Haft D.H., Merkel J.S., Nelson W.C.,
RA   Fraser C.M.;
RL   Submitted (OCT-2006) 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; CP000479; ABK69071.1; -; Genomic_DNA.
DR   AlphaFoldDB; A0QIW5; -.
DR   SMR; A0QIW5; -.
DR   EnsemblBacteria; ABK69071; ABK69071; MAV_3676.
DR   KEGG; mav:MAV_3676; -.
DR   HOGENOM; CLU_004217_2_2_11; -.
DR   OMA; LHILDVM; -.
DR   Proteomes; UP000001574; 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; IPR014069; GPSI/PNP.
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_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; 1.
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   TIGRFAMs; TIGR02696; pppGpp_PNP; 1.
DR   PROSITE; PS50084; KH_TYPE_1; 1.
DR   PROSITE; PS50126; S1; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Magnesium; Metal-binding; Nucleotidyltransferase; RNA-binding;
KW   Transferase.
FT   CHAIN           1..748
FT                   /note="Polyribonucleotide nucleotidyltransferase"
FT                   /id="PRO_0000329715"
FT   DOMAIN          588..647
FT                   /note="KH"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
FT   DOMAIN          659..728
FT                   /note="S1 motif"
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"
FT   BINDING         528
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01595"
SQ   SEQUENCE   748 AA;  79598 MW;  C334F4272B5D0EB3 CRC64;
     MFEATATIDN GSFGTRTIRF ETGRLAQQAA GAVVAYLDDE NMLLSATTAS KSPKEHFDFF
     PLTVDVEERM YAAGRIPGSF FRREGRPSTD AILTCRLIDR PLRPSFVDGL RNEIQVVVTI
     LSLDPNDLYD VLAINAASAS TQLGGLPFSG PIGGVRVALI DGTWVAFPTV EQLERAVFDM
     VVAGRKVDGA DGPDVAIMMV EAEATSNVIE LIDGGAQAPT ETVVAQGLEA AKPFIEVLCT
     AQQELADKAA RPTSDYPTFP DYGDDVYYSV ASVATDELSK ALTIGGKAER DARTDELKAE
     VLARLAETYE GREKEVSAAF RSLTKKLVRQ RILTDHFRID GRGITDIRAL SAEVAVVPRA
     HGSALFQRGE TQILGVTTLD MVKMAQQIDS LGPETTKRYM HHYNFPPFST GETGRVGSPK
     RREIGHGALA ERALVPVLPS LEDFPYAIRQ VSEALGSNGS TSMGSVCAST LALLNAGVPL
     KAPVAGIAMG LVSDDIEVEA GDGTKSLERR FVTLTDILGA EDAFGDMDFK VAGTKDFVTA
     LQLDTKLDGI PSQVLAGALS QAKDARLTIL EVMAEAIDEP DEMSPYAPRV TTIRVPVDKI
     GEVIGPKGKI INAITEETGA QISIEDDGTV FVGATDGPSA QAAIDRINAI ANPQLPTVGE
     RFLGTVVKTT DFGAFVSLLP GRDGLVHISK LGKGKRIAKV EDVVNVGDKL RVEIADIDKR
     GKISLVLVEE DNSAPADAPA AAPADATS