ID   AROK_SYNY3              Reviewed;         189 AA.
AC   P72796;
DT   01-NOV-1997, integrated into UniProtKB/Swiss-Prot.
DT   01-FEB-1997, sequence version 1.
DT   03-AUG-2022, entry version 126.
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=sll1669;
OS   Synechocystis sp. (strain PCC 6803 / Kazusa).
OC   Bacteria; Cyanobacteria; Synechococcales; Merismopediaceae; Synechocystis;
OC   unclassified Synechocystis.
OX   NCBI_TaxID=1111708;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=PCC 6803 / Kazusa;
RX   PubMed=8905231; DOI=10.1093/dnares/3.3.109;
RA   Kaneko T., Sato S., Kotani H., Tanaka A., Asamizu E., Nakamura Y.,
RA   Miyajima N., Hirosawa M., Sugiura M., Sasamoto S., Kimura T., Hosouchi T.,
RA   Matsuno A., Muraki A., Nakazaki N., Naruo K., Okumura S., Shimpo S.,
RA   Takeuchi C., Wada T., Watanabe A., Yamada M., Yasuda M., Tabata S.;
RT   "Sequence analysis of the genome of the unicellular cyanobacterium
RT   Synechocystis sp. strain PCC6803. II. Sequence determination of the entire
RT   genome and assignment of potential protein-coding regions.";
RL   DNA Res. 3:109-136(1996).
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; BA000022; BAA16811.1; -; Genomic_DNA.
DR   PIR; S74659; S74659.
DR   AlphaFoldDB; P72796; -.
DR   SMR; P72796; -.
DR   IntAct; P72796; 5.
DR   STRING; 1148.1651884; -.
DR   PaxDb; P72796; -.
DR   EnsemblBacteria; BAA16811; BAA16811; BAA16811.
DR   KEGG; syn:sll1669; -.
DR   eggNOG; COG0703; Bacteria.
DR   InParanoid; P72796; -.
DR   OMA; IGKHLFE; -.
DR   PhylomeDB; P72796; -.
DR   UniPathway; UPA00053; UER00088.
DR   Proteomes; UP000001425; 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; IBA:GO_Central.
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..189
FT                   /note="Shikimate kinase"
FT                   /id="PRO_0000192421"
FT   BINDING         22..27
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         26
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         44
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         68
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         90
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         127
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
FT   BINDING         146
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00109"
SQ   SEQUENCE   189 AA;  20698 MW;  41727D4EC6E585D9 CRC64;
     MAQDLIKEQL QGVNLFLIGM MGSGKSTVGP LLAEQLGYRF FDADVLIERV AGKAIADIFA
     EDGEDTFRDL ETEVLGHLAA QTRSVIATGG GVVLRRQNWS YLHHGLVIWL DGSLELLLAR
     LQGDEARPLL QVENLEERLG NLLAQRQPLY AQADLRFPLQ ADQDPLAIAG ELLATIPGLL
     KPQCSAEQN