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RNB_SHIB3
ID   RNB_SHIB3               Reviewed;         644 AA.
AC   B2U0I4;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   01-JUL-2008, sequence version 1.
DT   03-AUG-2022, entry version 73.
DE   RecName: Full=Exoribonuclease 2 {ECO:0000255|HAMAP-Rule:MF_01036};
DE            EC=3.1.13.1 {ECO:0000255|HAMAP-Rule:MF_01036};
DE   AltName: Full=Exoribonuclease II {ECO:0000255|HAMAP-Rule:MF_01036};
DE            Short=RNase II {ECO:0000255|HAMAP-Rule:MF_01036};
DE            Short=Ribonuclease II {ECO:0000255|HAMAP-Rule:MF_01036};
GN   Name=rnb {ECO:0000255|HAMAP-Rule:MF_01036};
GN   OrderedLocusNames=SbBS512_E1520;
OS   Shigella boydii serotype 18 (strain CDC 3083-94 / BS512).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Shigella.
OX   NCBI_TaxID=344609;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CDC 3083-94 / BS512;
RA   Rasko D.A., Rosovitz M., Maurelli A.T., Myers G., Seshadri R., Cer R.,
RA   Jiang L., Ravel J., Sebastian Y.;
RT   "Complete sequence of Shigella boydii serotype 18 strain BS512.";
RL   Submitted (MAY-2008) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Involved in mRNA degradation. Hydrolyzes single-stranded
CC       polyribonucleotides processively in the 3' to 5' direction.
CC       {ECO:0000255|HAMAP-Rule:MF_01036}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=Exonucleolytic cleavage in the 3'- to 5'-direction to yield
CC         nucleoside 5'-phosphates.; EC=3.1.13.1; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_01036};
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01036}.
CC   -!- SIMILARITY: Belongs to the RNR ribonuclease family. RNase II subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_01036}.
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DR   EMBL; CP001063; ACD09829.1; -; Genomic_DNA.
DR   RefSeq; WP_000484972.1; NC_010658.1.
DR   AlphaFoldDB; B2U0I4; -.
DR   SMR; B2U0I4; -.
DR   STRING; 344609.SbBS512_E1520; -.
DR   PRIDE; B2U0I4; -.
DR   EnsemblBacteria; ACD09829; ACD09829; SbBS512_E1520.
DR   KEGG; sbc:SbBS512_E1520; -.
DR   HOGENOM; CLU_002333_7_3_6; -.
DR   OMA; CFTNYLP; -.
DR   Proteomes; UP000001030; Chromosome.
DR   GO; GO:0005829; C:cytosol; IEA:UniProt.
DR   GO; GO:0008859; F:exoribonuclease II activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0003723; F:RNA binding; IEA:UniProtKB-KW.
DR   GO; GO:0006402; P:mRNA catabolic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 2.40.50.140; -; 2.
DR   HAMAP; MF_01036; RNase_II; 1.
DR   InterPro; IPR011129; CSD.
DR   InterPro; IPR040476; CSD2.
DR   InterPro; IPR012340; NA-bd_OB-fold.
DR   InterPro; IPR013223; RNase_B_OB_dom.
DR   InterPro; IPR011804; RNase_II.
DR   InterPro; IPR001900; RNase_II/R.
DR   InterPro; IPR022966; RNase_II/R_CS.
DR   InterPro; IPR004476; RNase_II/RNase_R.
DR   InterPro; IPR003029; S1_domain.
DR   Pfam; PF17876; CSD2; 1.
DR   Pfam; PF08206; OB_RNB; 1.
DR   Pfam; PF00773; RNB; 1.
DR   Pfam; PF00575; S1; 1.
DR   SMART; SM00357; CSP; 1.
DR   SMART; SM00955; RNB; 1.
DR   SUPFAM; SSF50249; SSF50249; 4.
DR   TIGRFAMs; TIGR00358; 3_prime_RNase; 1.
DR   TIGRFAMs; TIGR02062; RNase_B; 1.
DR   PROSITE; PS01175; RIBONUCLEASE_II; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Exonuclease; Hydrolase; Nuclease; RNA-binding.
FT   CHAIN           1..644
FT                   /note="Exoribonuclease 2"
FT                   /id="PRO_1000135881"
FT   DOMAIN          561..643
FT                   /note="S1 motif"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01036"
SQ   SEQUENCE   644 AA;  72493 MW;  47677A651A2D2FE6 CRC64;
     MFQDNPLLAQ LKQQLHSQTP RAEGVVKATE KGFGFLEVDA QKSYFIPPPQ MKKVMHGDRI
     IAVIHSEKER ESAEPEELVE PFLTRFVGKV QGKNDRLAIV PDHPLLKDAI PCRAARGLNH
     EFKEGDWAVA EMRRHPLKGD RSFYAELTQY ITFGDDHFVP WWVTLARHNL EKEAPDGVAT
     EMLDEGLVRE DLTALDFVTI DSASTEDMDD ALFAKALPDD KLQLIVAIAD PTAWIAEGSK
     LDKAAKIRAF TNYLPGFNIP MLPRELSDDL CSLRANEVRP VLACRMTLSA DGAIEDNIEF
     FAATIESKAK LVYDQVSDWL ENTGDWQPES EAIAEQVRLL AQICQRRGEW RHNHALVFKD
     RPDYRFILGE KGEVLDIVAE PRRIANRIVE EAMIAANICA ARVLRDKLGF GIYNVHMGFD
     PANADALAAL LKTHGLHVDA EEVLTLDGFC KLRRELDAQP TGFLDSRIRR FQSFAEISTE
     PGPHFGLGLE AYATWTSPIR KYGDMINHRL LKAVIKGETA TRPQDEITVQ MAERRRLNRM
     AERDVGDWLY ARFLKDKAGT DTRFAAEIVD ISRGGMRVRL VDNGAIAFIP APFLHAMRDE
     LVCSQENGTV QIKGETVYKV TDVIDVTIAE VRMETRSIIA RPVA
 
 
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