ID   ARGB_PROM1              Reviewed;         304 AA.
AC   A2C0V9;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   20-FEB-2007, sequence version 1.
DT   03-AUG-2022, entry version 88.
DE   RecName: Full=Acetylglutamate kinase {ECO:0000255|HAMAP-Rule:MF_00082};
DE            EC=2.7.2.8 {ECO:0000255|HAMAP-Rule:MF_00082};
DE   AltName: Full=N-acetyl-L-glutamate 5-phosphotransferase {ECO:0000255|HAMAP-Rule:MF_00082};
DE   AltName: Full=NAG kinase {ECO:0000255|HAMAP-Rule:MF_00082};
DE            Short=NAGK {ECO:0000255|HAMAP-Rule:MF_00082};
GN   Name=argB {ECO:0000255|HAMAP-Rule:MF_00082}; OrderedLocusNames=NATL1_05571;
OS   Prochlorococcus marinus (strain NATL1A).
OC   Bacteria; Cyanobacteria; Synechococcales; Prochlorococcaceae;
OC   Prochlorococcus.
OX   NCBI_TaxID=167555;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=NATL1A;
RX   PubMed=18159947; DOI=10.1371/journal.pgen.0030231;
RA   Kettler G.C., Martiny A.C., Huang K., Zucker J., Coleman M.L., Rodrigue S.,
RA   Chen F., Lapidus A., Ferriera S., Johnson J., Steglich C., Church G.M.,
RA   Richardson P., Chisholm S.W.;
RT   "Patterns and implications of gene gain and loss in the evolution of
RT   Prochlorococcus.";
RL   PLoS Genet. 3:2515-2528(2007).
CC   -!- FUNCTION: Catalyzes the ATP-dependent phosphorylation of N-acetyl-L-
CC       glutamate. {ECO:0000255|HAMAP-Rule:MF_00082}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + N-acetyl-L-glutamate = ADP + N-acetyl-L-glutamyl 5-
CC         phosphate; Xref=Rhea:RHEA:14629, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:44337, ChEBI:CHEBI:57936, ChEBI:CHEBI:456216; EC=2.7.2.8;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00082};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-arginine biosynthesis; N(2)-acetyl-
CC       L-ornithine from L-glutamate: step 2/4. {ECO:0000255|HAMAP-
CC       Rule:MF_00082}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00082}.
CC   -!- SIMILARITY: Belongs to the acetylglutamate kinase family. ArgB
CC       subfamily. {ECO:0000255|HAMAP-Rule:MF_00082}.
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DR   EMBL; CP000553; ABM75119.1; -; Genomic_DNA.
DR   RefSeq; WP_011823296.1; NC_008819.1.
DR   AlphaFoldDB; A2C0V9; -.
DR   SMR; A2C0V9; -.
DR   STRING; 167555.NATL1_05571; -.
DR   EnsemblBacteria; ABM75119; ABM75119; NATL1_05571.
DR   KEGG; pme:NATL1_05571; -.
DR   eggNOG; COG0548; Bacteria.
DR   HOGENOM; CLU_053680_0_0_3; -.
DR   OMA; EGLYEDW; -.
DR   UniPathway; UPA00068; UER00107.
DR   Proteomes; UP000002592; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0003991; F:acetylglutamate kinase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0042450; P:arginine biosynthetic process via ornithine; IEA:UniProtKB-UniRule.
DR   GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR   CDD; cd04250; AAK_NAGK-C; 1.
DR   Gene3D; 3.40.1160.10; -; 1.
DR   HAMAP; MF_00082; ArgB; 1.
DR   InterPro; IPR036393; AceGlu_kinase-like_sf.
DR   InterPro; IPR004662; AcgluKinase_fam.
DR   InterPro; IPR037528; ArgB.
DR   InterPro; IPR001048; Asp/Glu/Uridylate_kinase.
DR   InterPro; IPR001057; Glu/AcGlu_kinase.
DR   InterPro; IPR041727; NAGK-C.
DR   Pfam; PF00696; AA_kinase; 1.
DR   PIRSF; PIRSF000728; NAGK; 1.
DR   PRINTS; PR00474; GLU5KINASE.
DR   SUPFAM; SSF53633; SSF53633; 1.
DR   TIGRFAMs; TIGR00761; argB; 1.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis; Arginine biosynthesis; ATP-binding; Cytoplasm;
KW   Kinase; Nucleotide-binding; Transferase.
FT   CHAIN           1..304
FT                   /note="Acetylglutamate kinase"
FT                   /id="PRO_0000335655"
FT   BINDING         82..83
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00082"
FT   BINDING         104
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00082"
FT   BINDING         197
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00082"
FT   SITE            47
FT                   /note="Transition state stabilizer"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00082"
FT   SITE            260
FT                   /note="Transition state stabilizer"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00082"
SQ   SEQUENCE   304 AA;  32380 MW;  23200846DBDA7F5B CRC64;
     MNKEIQQANH SKNINKPFTD KDSIRVSVLS EALPYIQRFA NKRIVIKYGG SAMADKTLQN
     AVFRDLALLS SVGVQIVVVH GGGPEINQWL EKLGIKPVFL DGLRITDTET MDVVEMVLTG
     RVNKQIVSGI NNHGRLAVGL CGIDGGLIEA RTLGGGSHGL VGEVAKVNTK ILSPLLEEGY
     VPVISSVANS SDGRSHNINA DTVAGELAAA LGAEKLILLT DTPGILRNEN DPSSLIEKIR
     LSEARELIDQ GIVKAGMKPK VECCIRSLAQ GVNAAHIIDG RTPHSLLLEV FTDAGIGTMV
     MGRG