ID   AROK_TRIV2              Reviewed;         181 AA.
AC   Q3MFQ9;
DT   30-MAY-2006, integrated into UniProtKB/Swiss-Prot.
DT   25-OCT-2005, sequence version 1.
DT   03-AUG-2022, entry version 90.
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=Ava_0553;
OS   Trichormus variabilis (strain ATCC 29413 / PCC 7937) (Anabaena variabilis).
OC   Bacteria; Cyanobacteria; Nostocales; Nostocaceae; Trichormus.
OX   NCBI_TaxID=240292;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 29413 / PCC 7937;
RX   PubMed=25197444; DOI=10.4056/sigs.3899418;
RA   Thiel T., Pratte B.S., Zhong J., Goodwin L., Copeland A., Lucas S., Han C.,
RA   Pitluck S., Land M.L., Kyrpides N.C., Woyke T.;
RT   "Complete genome sequence of Anabaena variabilis ATCC 29413.";
RL   Stand. Genomic Sci. 9:562-573(2014).
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}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; CP000117; ABA20177.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q3MFQ9; -.
DR   SMR; Q3MFQ9; -.
DR   STRING; 240292.Ava_0553; -.
DR   EnsemblBacteria; ABA20177; ABA20177; Ava_0553.
DR   KEGG; ava:Ava_0553; -.
DR   eggNOG; COG0703; Bacteria.
DR   HOGENOM; CLU_057607_2_3_3; -.
DR   OMA; IGKHLFE; -.
DR   UniPathway; UPA00053; UER00088.
DR   Proteomes; UP000002533; 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   Pfam; PF01202; SKI; 1.
DR   SUPFAM; SSF52540; SSF52540; 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   Transferase.
FT   CHAIN           1..181
FT                   /note="Shikimate kinase"
FT                   /id="PRO_0000237839"
FT   BINDING         17..22
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         21
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         39
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         63
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         85
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         122
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         141
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
SQ   SEQUENCE   181 AA;  19818 MW;  00BC6AFADFEE2FE3 CRC64;
     MSSLLQGVNL YLIGMMGAGK TTVGHLLAQE LGYGFLDTDN VIAQAAKKSI NEIFAEAGEA
     GFRQIESDVL AQVCSYTKLT VATGGGIVLR RENWSYLHHG LIVWLDVSVD ILYARLAADT
     TRPLLQDDDP KGKLRSLLEQ RTPLYSQADL RICVNAEETP EQIANKIMQV IPSVLKQTTA
     N