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Database: UniProt
Entry: A0A094RVB7_9ACTN
LinkDB: A0A094RVB7_9ACTN
Original site: A0A094RVB7_9ACTN 
ID   A0A094RVB7_9ACTN        Unreviewed;       240 AA.
AC   A0A094RVB7;
DT   26-NOV-2014, integrated into UniProtKB/TrEMBL.
DT   26-NOV-2014, sequence version 1.
DT   24-JAN-2024, entry version 42.
DE   RecName: Full=Ribonuclease PH {ECO:0000256|HAMAP-Rule:MF_00564};
DE            Short=RNase PH {ECO:0000256|HAMAP-Rule:MF_00564};
DE            EC=2.7.7.56 {ECO:0000256|HAMAP-Rule:MF_00564};
DE   AltName: Full=tRNA nucleotidyltransferase {ECO:0000256|HAMAP-Rule:MF_00564};
GN   Name=rph {ECO:0000256|HAMAP-Rule:MF_00564};
GN   ORFNames=GM45_3365 {ECO:0000313|EMBL:KGA09088.1};
OS   actinobacterium acAMD-5.
OC   Bacteria; Actinomycetota; Actinomycetes.
OX   NCBI_TaxID=1504319 {ECO:0000313|EMBL:KGA09088.1, ECO:0000313|Proteomes:UP000029322};
RN   [1] {ECO:0000313|EMBL:KGA09088.1, ECO:0000313|Proteomes:UP000029322}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA   Ghai R., Mizuno C.M., Picazo A., Camacho A., Rodriguez-Valera F.;
RT   "Key roles for freshwater Actinobacteria revealed by deep metagenomic
RT   sequencing.";
RL   Submitted (MAY-2014) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Phosphorolytic 3'-5' exoribonuclease that plays an important
CC       role in tRNA 3'-end maturation. Removes nucleotide residues following
CC       the 3'-CCA terminus of tRNAs; can also add nucleotides to the ends of
CC       RNA molecules by using nucleoside diphosphates as substrates, but this
CC       may not be physiologically important. Probably plays a role in
CC       initiation of 16S rRNA degradation (leading to ribosome degradation)
CC       during starvation. {ECO:0000256|HAMAP-Rule:MF_00564}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=phosphate + tRNA(n+1) = a ribonucleoside 5'-diphosphate +
CC         tRNA(n); Xref=Rhea:RHEA:10628, Rhea:RHEA-COMP:17343, Rhea:RHEA-
CC         COMP:17344, ChEBI:CHEBI:43474, ChEBI:CHEBI:57930, ChEBI:CHEBI:173114;
CC         EC=2.7.7.56; Evidence={ECO:0000256|HAMAP-Rule:MF_00564};
CC   -!- SUBUNIT: Homohexameric ring arranged as a trimer of dimers.
CC       {ECO:0000256|HAMAP-Rule:MF_00564}.
CC   -!- SIMILARITY: Belongs to the RNase PH family.
CC       {ECO:0000256|ARBA:ARBA00006678, ECO:0000256|HAMAP-Rule:MF_00564}.
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:KGA09088.1}.
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DR   EMBL; JNSF01000006; KGA09088.1; -; Genomic_DNA.
DR   AlphaFoldDB; A0A094RVB7; -.
DR   STRING; 1504319.GM45_3365; -.
DR   PATRIC; fig|1504319.4.peg.676; -.
DR   eggNOG; COG0689; Bacteria.
DR   Proteomes; UP000029322; Unassembled WGS sequence.
DR   GO; GO:0000175; F:3'-5'-RNA exonuclease activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0000049; F:tRNA binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0009022; F:tRNA nucleotidyltransferase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0016075; P:rRNA catabolic process; IEA:UniProtKB-UniRule.
DR   GO; GO:0006364; P:rRNA processing; IEA:UniProtKB-KW.
DR   GO; GO:0008033; P:tRNA processing; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.30.230.70; GHMP Kinase, N-terminal domain; 1.
DR   HAMAP; MF_00564; RNase_PH; 1.
DR   InterPro; IPR001247; ExoRNase_PH_dom1.
DR   InterPro; IPR015847; ExoRNase_PH_dom2.
DR   InterPro; IPR036345; ExoRNase_PH_dom2_sf.
DR   InterPro; IPR027408; PNPase/RNase_PH_dom_sf.
DR   InterPro; IPR020568; Ribosomal_Su5_D2-typ_SF.
DR   InterPro; IPR002381; RNase_PH_bac-type.
DR   InterPro; IPR018336; RNase_PH_CS.
DR   NCBIfam; TIGR01966; RNasePH; 1.
DR   PANTHER; PTHR11953; EXOSOME COMPLEX COMPONENT; 1.
DR   PANTHER; PTHR11953:SF0; EXOSOME COMPLEX COMPONENT RRP41; 1.
DR   Pfam; PF01138; RNase_PH; 1.
DR   Pfam; PF03725; RNase_PH_C; 1.
DR   SUPFAM; SSF55666; Ribonuclease PH domain 2-like; 1.
DR   SUPFAM; SSF54211; Ribosomal protein S5 domain 2-like; 1.
DR   PROSITE; PS01277; RIBONUCLEASE_PH; 1.
PE   3: Inferred from homology;
KW   Nucleotidyltransferase {ECO:0000256|HAMAP-Rule:MF_00564};
KW   RNA-binding {ECO:0000256|ARBA:ARBA00022555, ECO:0000256|HAMAP-
KW   Rule:MF_00564};
KW   rRNA processing {ECO:0000256|ARBA:ARBA00022552, ECO:0000256|HAMAP-
KW   Rule:MF_00564}; Transferase {ECO:0000256|HAMAP-Rule:MF_00564};
KW   tRNA processing {ECO:0000256|ARBA:ARBA00022694, ECO:0000256|HAMAP-
KW   Rule:MF_00564};
KW   tRNA-binding {ECO:0000256|ARBA:ARBA00022555, ECO:0000256|HAMAP-
KW   Rule:MF_00564}.
FT   DOMAIN          11..139
FT                   /note="Exoribonuclease phosphorolytic"
FT                   /evidence="ECO:0000259|Pfam:PF01138"
FT   DOMAIN          161..225
FT                   /note="Exoribonuclease phosphorolytic"
FT                   /evidence="ECO:0000259|Pfam:PF03725"
FT   BINDING         87
FT                   /ligand="phosphate"
FT                   /ligand_id="ChEBI:CHEBI:43474"
FT                   /ligand_note="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00564"
FT   BINDING         125..127
FT                   /ligand="phosphate"
FT                   /ligand_id="ChEBI:CHEBI:43474"
FT                   /ligand_note="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00564"
SQ   SEQUENCE   240 AA;  25435 MW;  A355E2BDF69505C5 CRC64;
     MTRSDGRSAN QLRPVTFQPN WISTPEGSCL IDVGNTRVLV TASVTAGVPR FKKDSGEGWI
     TAEYSMLPRS TNTRNDRESV KGKLGGRTQE ISRLIGRSMR SIVDMKALGE NTIVIDCDVL
     QADGGTRCAS ITGAYVALAL GLKTAVANGL LATADNVLID SVSAVSVGII DSEVRLDLHY
     DDDVAADVDM NVVMTGTGGL VEVQGTAEGR TFSRDTLNHM MDLATVGCID LSKLQAAALK
//
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