COAX_SYNJB
ID COAX_SYNJB Reviewed; 254 AA.
AC Q2JLD5;
DT 09-JAN-2007, integrated into UniProtKB/Swiss-Prot.
DT 07-MAR-2006, sequence version 1.
DT 03-AUG-2022, entry version 93.
DE RecName: Full=Type III pantothenate kinase {ECO:0000255|HAMAP-Rule:MF_01274};
DE EC=2.7.1.33 {ECO:0000255|HAMAP-Rule:MF_01274};
DE AltName: Full=PanK-III {ECO:0000255|HAMAP-Rule:MF_01274};
DE AltName: Full=Pantothenic acid kinase {ECO:0000255|HAMAP-Rule:MF_01274};
GN Name=coaX {ECO:0000255|HAMAP-Rule:MF_01274}; OrderedLocusNames=CYB_1510;
OS Synechococcus sp. (strain JA-2-3B'a(2-13)) (Cyanobacteria bacterium
OS Yellowstone B-Prime).
OC Bacteria; Cyanobacteria; Synechococcales; Synechococcaceae; Synechococcus;
OC unclassified Synechococcus.
OX NCBI_TaxID=321332;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JA-2-3B'a(2-13);
RX PubMed=18059494; DOI=10.1038/ismej.2007.46;
RA Bhaya D., Grossman A.R., Steunou A.-S., Khuri N., Cohan F.M., Hamamura N.,
RA Melendrez M.C., Bateson M.M., Ward D.M., Heidelberg J.F.;
RT "Population level functional diversity in a microbial community revealed by
RT comparative genomic and metagenomic analyses.";
RL ISME J. 1:703-713(2007).
CC -!- FUNCTION: Catalyzes the phosphorylation of pantothenate (Pan), the
CC first step in CoA biosynthesis. {ECO:0000255|HAMAP-Rule:MF_01274}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(R)-pantothenate + ATP = (R)-4'-phosphopantothenate + ADP +
CC H(+); Xref=Rhea:RHEA:16373, ChEBI:CHEBI:10986, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:29032, ChEBI:CHEBI:30616, ChEBI:CHEBI:456216;
CC EC=2.7.1.33; Evidence={ECO:0000255|HAMAP-Rule:MF_01274};
CC -!- COFACTOR:
CC Name=NH4(+); Xref=ChEBI:CHEBI:28938;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01274};
CC Name=K(+); Xref=ChEBI:CHEBI:29103;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01274};
CC Note=A monovalent cation. Ammonium or potassium. {ECO:0000255|HAMAP-
CC Rule:MF_01274};
CC -!- PATHWAY: Cofactor biosynthesis; coenzyme A biosynthesis; CoA from (R)-
CC pantothenate: step 1/5. {ECO:0000255|HAMAP-Rule:MF_01274}.
CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01274}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01274}.
CC -!- SIMILARITY: Belongs to the type III pantothenate kinase family.
CC {ECO:0000255|HAMAP-Rule:MF_01274}.
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DR EMBL; CP000240; ABD02476.1; -; Genomic_DNA.
DR RefSeq; WP_011433124.1; NC_007776.1.
DR AlphaFoldDB; Q2JLD5; -.
DR SMR; Q2JLD5; -.
DR STRING; 321332.CYB_1510; -.
DR KEGG; cyb:CYB_1510; -.
DR eggNOG; COG1521; Bacteria.
DR HOGENOM; CLU_066627_2_1_3; -.
DR OMA; IGNSRWH; -.
DR OrthoDB; 2039419at2; -.
DR UniPathway; UPA00241; UER00352.
DR Proteomes; UP000001938; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0004594; F:pantothenate kinase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0015937; P:coenzyme A biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR HAMAP; MF_01274; Pantothen_kinase_3; 1.
DR InterPro; IPR043129; ATPase_NBD.
DR InterPro; IPR004619; Type_III_PanK.
DR PANTHER; PTHR34265; PTHR34265; 1.
DR Pfam; PF03309; Pan_kinase; 1.
DR SUPFAM; SSF53067; SSF53067; 1.
DR TIGRFAMs; TIGR00671; baf; 1.
PE 3: Inferred from homology;
KW ATP-binding; Coenzyme A biosynthesis; Cytoplasm; Kinase; Metal-binding;
KW Nucleotide-binding; Potassium; Reference proteome; Transferase.
FT CHAIN 1..254
FT /note="Type III pantothenate kinase"
FT /id="PRO_0000270902"
FT ACT_SITE 95
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01274"
FT BINDING 22..29
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01274"
FT BINDING 89
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01274"
FT BINDING 93..96
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01274"
FT BINDING 115
FT /ligand="K(+)"
FT /ligand_id="ChEBI:CHEBI:29103"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01274"
FT BINDING 118
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01274"
FT BINDING 173
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01274"
SQ SEQUENCE 254 AA; 27836 MW; 625414D6832985B0 CRC64;
MSFEEGADLN ASHCCREWLA AVLGNTHVRW GWFVEETLVK VERFPAHQPL SWPQQTELWL
APVGSAPLPP ASPWVHQLEL SQVPLRDPYP GLGLDRALAL WAAGIHYGWP CLVIDAGTAL
TLTGADSEGS LVGGAILPGL GLQAQALADH TALLPKVQWD PQDPLPPRWA NDTVAAIRSG
ILHTLLAGLR EFIADWRRRF PQGPLLLTGG DGKWLHPHLG PLDPELRWDP HLVLRGIAGC
RQLHRTARHS PSAE
