ID   TARI2_STAAB             Reviewed;         238 AA.
AC   Q2YV76;
DT   30-MAY-2006, integrated into UniProtKB/Swiss-Prot.
DT   20-DEC-2005, sequence version 1.
DT   03-AUG-2022, entry version 88.
DE   RecName: Full=Ribitol-5-phosphate cytidylyltransferase 2 {ECO:0000255|HAMAP-Rule:MF_02068};
DE            EC=2.7.7.40 {ECO:0000255|HAMAP-Rule:MF_02068};
GN   Name=tarI2 {ECO:0000255|HAMAP-Rule:MF_02068}; OrderedLocusNames=SAB0190;
OS   Staphylococcus aureus (strain bovine RF122 / ET3-1).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Staphylococcaceae;
OC   Staphylococcus.
OX   NCBI_TaxID=273036;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=bovine RF122 / ET3-1;
RX   PubMed=17971880; DOI=10.1371/journal.pone.0001120;
RA   Herron-Olson L., Fitzgerald J.R., Musser J.M., Kapur V.;
RT   "Molecular correlates of host specialization in Staphylococcus aureus.";
RL   PLoS ONE 2:E1120-E1120(2007).
CC   -!- FUNCTION: Catalyzes the transfer of the cytidylyl group of CTP to D-
CC       ribitol 5-phosphate. {ECO:0000255|HAMAP-Rule:MF_02068}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=CTP + D-ribitol 5-phosphate + H(+) = CDP-L-ribitol +
CC         diphosphate; Xref=Rhea:RHEA:12456, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:33019, ChEBI:CHEBI:37563, ChEBI:CHEBI:57608,
CC         ChEBI:CHEBI:57695; EC=2.7.7.40; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_02068};
CC   -!- PATHWAY: Cell wall biogenesis; poly(ribitol phosphate) teichoic acid
CC       biosynthesis. {ECO:0000255|HAMAP-Rule:MF_02068}.
CC   -!- SIMILARITY: Belongs to the IspD/TarI cytidylyltransferase family. TarI
CC       subfamily. {ECO:0000255|HAMAP-Rule:MF_02068}.
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DR   EMBL; AJ938182; CAI79878.1; -; Genomic_DNA.
DR   RefSeq; WP_000638478.1; NC_007622.1.
DR   AlphaFoldDB; Q2YV76; -.
DR   SMR; Q2YV76; -.
DR   KEGG; sab:SAB0190; -.
DR   HOGENOM; CLU_061281_2_3_9; -.
DR   OMA; TDACKIL; -.
DR   UniPathway; UPA00790; -.
DR   GO; GO:0047349; F:D-ribitol-5-phosphate cytidylyltransferase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0071555; P:cell wall organization; IEA:UniProtKB-KW.
DR   GO; GO:0008299; P:isoprenoid biosynthetic process; IEA:InterPro.
DR   GO; GO:1902012; P:poly(ribitol phosphate) teichoic acid biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd02516; CDP-ME_synthetase; 1.
DR   Gene3D; 3.90.550.10; -; 1.
DR   HAMAP; MF_02068; TarI; 1.
DR   InterPro; IPR034683; IspD/TarI.
DR   InterPro; IPR018294; ISPD_synthase_CS.
DR   InterPro; IPR029044; Nucleotide-diphossugar_trans.
DR   InterPro; IPR034709; TarI.
DR   Pfam; PF01128; IspD; 1.
DR   SUPFAM; SSF53448; SSF53448; 1.
DR   PROSITE; PS01295; ISPD; 1.
PE   3: Inferred from homology;
KW   Cell wall biogenesis/degradation; Nucleotidyltransferase;
KW   Teichoic acid biosynthesis; Transferase.
FT   CHAIN           1..238
FT                   /note="Ribitol-5-phosphate cytidylyltransferase 2"
FT                   /id="PRO_0000237824"
FT   BINDING         7..10
FT                   /ligand="CTP"
FT                   /ligand_id="ChEBI:CHEBI:37563"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_02068"
FT   BINDING         81..87
FT                   /ligand="CTP"
FT                   /ligand_id="ChEBI:CHEBI:37563"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_02068"
FT   SITE            14
FT                   /note="Transition state stabilizer"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_02068"
FT   SITE            22
FT                   /note="Transition state stabilizer"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_02068"
FT   SITE            160
FT                   /note="Positions ribitol 5-phosphate for the nucleophilic
FT                   attack"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_02068"
FT   SITE            217
FT                   /note="Positions ribitol 5-phosphate for the nucleophilic
FT                   attack"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_02068"
SQ   SEQUENCE   238 AA;  26574 MW;  AA66EB71255E700C CRC64;
     MIYAGILAGG IGSRMGNVPL PKQFLDIDNK PILIHTIEKF ILVSEFNEII IATPAQWISH
     TQDILKKYNI TDQRVKVVAG GTDRNETIMN IIDHIRNVNG INNNDVIVTH DAVRPFLTQR
     IIKENIEVAA KYGAVDTVIE AIDTIVMSKD KQNIHSIPVR NEMYQGQTPQ SFNIKLLQDS
     YRALSSEQKE ILSDACKIIV ESGHAVKLVR GELYNIKVTT PYDLKVANAI IQGDIADD