ID   RIHA_SHEB8              Reviewed;         318 AA.
AC   A6WSI3;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   21-AUG-2007, sequence version 1.
DT   25-MAY-2022, entry version 74.
DE   RecName: Full=Pyrimidine-specific ribonucleoside hydrolase RihA {ECO:0000255|HAMAP-Rule:MF_01431};
DE            EC=3.2.-.- {ECO:0000255|HAMAP-Rule:MF_01431};
DE   AltName: Full=Cytidine/uridine-specific hydrolase {ECO:0000255|HAMAP-Rule:MF_01431};
GN   Name=rihA {ECO:0000255|HAMAP-Rule:MF_01431};
GN   OrderedLocusNames=Shew185_3647;
OS   Shewanella baltica (strain OS185).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC   Shewanellaceae; Shewanella.
OX   NCBI_TaxID=402882;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=OS185;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E.,
RA   Tice H., Pitluck S., Sims D., Brettin T., Bruce D., Detter J.C., Han C.,
RA   Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N.,
RA   Brettar I., Rodrigues J., Konstantinidis K., Tiedje J., Richardson P.;
RT   "Complete sequence of chromosome of Shewanella baltica OS185.";
RL   Submitted (JUL-2007) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Hydrolyzes cytidine or uridine to ribose and cytosine or
CC       uracil, respectively. {ECO:0000255|HAMAP-Rule:MF_01431}.
CC   -!- SIMILARITY: Belongs to the IUNH family. RihA subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_01431}.
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DR   EMBL; CP000753; ABS09772.1; -; Genomic_DNA.
DR   RefSeq; WP_012090177.1; NC_009665.1.
DR   AlphaFoldDB; A6WSI3; -.
DR   SMR; A6WSI3; -.
DR   KEGG; sbm:Shew185_3647; -.
DR   HOGENOM; CLU_036838_2_0_6; -.
DR   OMA; VYFGPGF; -.
DR   GO; GO:0045437; F:uridine nucleosidase activity; IEA:InterPro.
DR   GO; GO:0015949; P:nucleobase-containing small molecule interconversion; IEA:InterPro.
DR   GO; GO:0006206; P:pyrimidine nucleobase metabolic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.90.245.10; -; 1.
DR   HAMAP; MF_01431; Pyrim_hydro_RihA; 1.
DR   InterPro; IPR015910; I/U_nuclsd_hydro_CS.
DR   InterPro; IPR001910; Inosine/uridine_hydrolase_dom.
DR   InterPro; IPR023186; IUNH.
DR   InterPro; IPR022975; Pyrim_hydro_RihA.
DR   InterPro; IPR036452; Ribo_hydro-like.
DR   PANTHER; PTHR12304; PTHR12304; 1.
DR   Pfam; PF01156; IU_nuc_hydro; 1.
DR   SUPFAM; SSF53590; SSF53590; 1.
DR   PROSITE; PS01247; IUNH; 1.
PE   3: Inferred from homology;
KW   Glycosidase; Hydrolase.
FT   CHAIN           1..318
FT                   /note="Pyrimidine-specific ribonucleoside hydrolase RihA"
FT                   /id="PRO_1000024398"
FT   ACT_SITE        240
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01431"
SQ   SEQUENCE   318 AA;  34567 MW;  A4CC2EAA41E86251 CRC64;
     MTRHIILDCD PGHDDAIALI LALAHPNLVP LAVTTSAGNQ TPDKTLNNAL RILTLLNRGD
     IPVAGGATKP LTRELIIADN VHGETGLDGP ALPEPSFSPQ AITAVELMAQ QIRQSTQPVT
     LVPTGPLTNI ALLLASHSEL HPKIERIVLM GGAAGVGNWT PAAEFNIFVD PEAADIVFKS
     GIPITMCGLD VTHQAQIMDE DIERIRAIPN PIAQCVAELL DFFMIYHRDP KWGFIGAPLH
     DPCTIAWLLK PELFEAQDCW VGIETQSELT LGMTVVDRYQ LTGKTANATV LFGLDRLGFV
     DLLVDSLRVY DPTYLNRR