ID   AROK_OCEIH              Reviewed;         183 AA.
AC   Q8ENM6;
DT   22-AUG-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   03-AUG-2022, entry version 112.
DE   RecName: Full=Shikimate kinase {ECO:0000255|HAMAP-Rule:MF_00109};
DE            Short=SK {ECO:0000255|HAMAP-Rule:MF_00109};
DE            EC=2.7.1.71 {ECO:0000255|HAMAP-Rule:MF_00109};
GN   Name=aroK {ECO:0000255|HAMAP-Rule:MF_00109}; OrderedLocusNames=OB2455;
OS   Oceanobacillus iheyensis (strain DSM 14371 / CIP 107618 / JCM 11309 / KCTC
OS   3954 / HTE831).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Oceanobacillus.
OX   NCBI_TaxID=221109;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 14371 / CIP 107618 / JCM 11309 / KCTC 3954 / HTE831;
RX   PubMed=12235376; DOI=10.1093/nar/gkf526;
RA   Takami H., Takaki Y., Uchiyama I.;
RT   "Genome sequence of Oceanobacillus iheyensis isolated from the Iheya Ridge
RT   and its unexpected adaptive capabilities to extreme environments.";
RL   Nucleic Acids Res. 30:3927-3935(2002).
CC   -!- FUNCTION: Catalyzes the specific phosphorylation of the 3-hydroxyl
CC       group of shikimic acid using ATP as a cosubstrate. {ECO:0000255|HAMAP-
CC       Rule:MF_00109}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + shikimate = 3-phosphoshikimate + ADP + H(+);
CC         Xref=Rhea:RHEA:13121, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:36208, ChEBI:CHEBI:145989, ChEBI:CHEBI:456216;
CC         EC=2.7.1.71; Evidence={ECO:0000255|HAMAP-Rule:MF_00109};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00109};
CC       Note=Binds 1 Mg(2+) ion per subunit. {ECO:0000255|HAMAP-Rule:MF_00109};
CC   -!- PATHWAY: Metabolic intermediate biosynthesis; chorismate biosynthesis;
CC       chorismate from D-erythrose 4-phosphate and phosphoenolpyruvate: step
CC       5/7. {ECO:0000255|HAMAP-Rule:MF_00109}.
CC   -!- SUBUNIT: Monomer. {ECO:0000255|HAMAP-Rule:MF_00109}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00109}.
CC   -!- SIMILARITY: Belongs to the shikimate kinase family. {ECO:0000255|HAMAP-
CC       Rule:MF_00109}.
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DR   EMBL; BA000028; BAC14411.1; -; Genomic_DNA.
DR   RefSeq; WP_011066847.1; NC_004193.1.
DR   AlphaFoldDB; Q8ENM6; -.
DR   SMR; Q8ENM6; -.
DR   STRING; 221109.22778141; -.
DR   EnsemblBacteria; BAC14411; BAC14411; BAC14411.
DR   KEGG; oih:OB2455; -.
DR   eggNOG; COG0703; Bacteria.
DR   HOGENOM; CLU_057607_2_2_9; -.
DR   OMA; IGKHLFE; -.
DR   OrthoDB; 1392851at2; -.
DR   PhylomeDB; Q8ENM6; -.
DR   UniPathway; UPA00053; UER00088.
DR   Proteomes; UP000000822; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0004765; F:shikimate kinase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0009073; P:aromatic amino acid family biosynthetic process; IEA:UniProtKB-UniRule.
DR   GO; GO:0008652; P:cellular amino acid biosynthetic process; IEA:UniProtKB-KW.
DR   GO; GO:0009423; P:chorismate biosynthetic process; IEA:UniProtKB-UniPathway.
DR   GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR   CDD; cd00464; SK; 1.
DR   Gene3D; 3.40.50.300; -; 1.
DR   HAMAP; MF_00109; Shikimate_kinase; 1.
DR   InterPro; IPR027417; P-loop_NTPase.
DR   InterPro; IPR031322; Shikimate/glucono_kinase.
DR   InterPro; IPR000623; Shikimate_kinase/TSH1.
DR   InterPro; IPR023000; Shikimate_kinase_CS.
DR   Pfam; PF01202; SKI; 1.
DR   SUPFAM; SSF52540; SSF52540; 1.
DR   PROSITE; PS01128; SHIKIMATE_KINASE; 1.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis; Aromatic amino acid biosynthesis; ATP-binding;
KW   Cytoplasm; Kinase; Magnesium; Metal-binding; Nucleotide-binding;
KW   Reference proteome; Transferase.
FT   CHAIN           1..183
FT                   /note="Shikimate kinase"
FT                   /id="PRO_0000192397"
FT   BINDING         18..23
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         22
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         40
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         64
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         86
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         125
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         143
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
SQ   SEQUENCE   183 AA;  21608 MW;  0E68FAD4778EFCA7 CRC64;
     MGKFPLREQS IVLIGFMGVG KTTIGKTVAK KLYRDFIDID EEIEKRFKMP TKDIFRLYGE
     KTFRNAEKDI ISEICQQRLK VVSLGGGAFL QKEIQEICLN SSIIFYLDLS WDRWKDRIEL
     LMESRPVLQG KTMKEMKQLY EDRKPIYEQH HSRVDTDYHE IEEVADYIAE SLKLAWDIYE
     PTS