ID   ARGB_PROMS              Reviewed;         283 AA.
AC   A2BPY1;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   20-FEB-2007, sequence version 1.
DT   03-AUG-2022, entry version 84.
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=A9601_05561;
OS   Prochlorococcus marinus (strain AS9601).
OC   Bacteria; Cyanobacteria; Synechococcales; Prochlorococcaceae;
OC   Prochlorococcus.
OX   NCBI_TaxID=146891;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=AS9601;
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; CP000551; ABM69842.1; -; Genomic_DNA.
DR   RefSeq; WP_011818008.1; NC_008816.1.
DR   AlphaFoldDB; A2BPY1; -.
DR   SMR; A2BPY1; -.
DR   STRING; 146891.A9601_05561; -.
DR   EnsemblBacteria; ABM69842; ABM69842; A9601_05561.
DR   KEGG; pmb:A9601_05561; -.
DR   eggNOG; COG0548; Bacteria.
DR   HOGENOM; CLU_053680_0_0_3; -.
DR   OMA; EGLYEDW; -.
DR   OrthoDB; 901370at2; -.
DR   UniPathway; UPA00068; UER00107.
DR   Proteomes; UP000002590; 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; IPR041727; NAGK-C.
DR   Pfam; PF00696; AA_kinase; 1.
DR   PIRSF; PIRSF000728; NAGK; 1.
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..283
FT                   /note="Acetylglutamate kinase"
FT                   /id="PRO_1000010526"
FT   BINDING         63..64
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00082"
FT   BINDING         85
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00082"
FT   BINDING         178
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00082"
FT   SITE            28
FT                   /note="Transition state stabilizer"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00082"
FT   SITE            241
FT                   /note="Transition state stabilizer"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00082"
SQ   SEQUENCE   283 AA;  30485 MW;  95305708E3BD26E0 CRC64;
     MNDSQRVSIL SEALPYIQSF SGRKIVIKYG GSVMENDNLK NAFFRDIALL STVGVCPIVI
     HGGGPEINNW LRKLEISPKF ENGLRITDQK TMEIVEMVLM GRVNKEIVKG INKTGSLAVG
     ISGLDGNLIQ SRELGDGSHG LVGEVTKINP EILDPLISKG YIPIISSIGS TLEGISHNIN
     ADFVAGEIAA AINAEKLILL TDTQGILKEK DDKNSLVAKT NLKEARDFID KKIVTAGMIP
     KTECCIRALA QGVKAAHIID GQIEHSLLLE IFTNSGIGTM IVA