ID   MCSB_STAA3              Reviewed;         335 AA.
AC   Q2FJB6;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   21-MAR-2006, sequence version 1.
DT   03-AUG-2022, entry version 92.
DE   RecName: Full=Protein-arginine kinase {ECO:0000255|HAMAP-Rule:MF_00602};
DE            EC=2.7.14.1 {ECO:0000255|HAMAP-Rule:MF_00602};
GN   Name=mcsB {ECO:0000255|HAMAP-Rule:MF_00602};
GN   OrderedLocusNames=SAUSA300_0509;
OS   Staphylococcus aureus (strain USA300).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Staphylococcaceae;
OC   Staphylococcus.
OX   NCBI_TaxID=367830;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=USA300;
RX   PubMed=16517273; DOI=10.1016/s0140-6736(06)68231-7;
RA   Diep B.A., Gill S.R., Chang R.F., Phan T.H., Chen J.H., Davidson M.G.,
RA   Lin F., Lin J., Carleton H.A., Mongodin E.F., Sensabaugh G.F.,
RA   Perdreau-Remington F.;
RT   "Complete genome sequence of USA300, an epidemic clone of community-
RT   acquired meticillin-resistant Staphylococcus aureus.";
RL   Lancet 367:731-739(2006).
CC   -!- FUNCTION: Catalyzes the specific phosphorylation of arginine residues
CC       in proteins. {ECO:0000255|HAMAP-Rule:MF_00602}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + L-arginyl-[protein] = ADP + H(+) + N(omega)-phospho-L-
CC         arginyl-[protein]; Xref=Rhea:RHEA:43384, Rhea:RHEA-COMP:10532,
CC         Rhea:RHEA-COMP:10533, ChEBI:CHEBI:15378, ChEBI:CHEBI:29965,
CC         ChEBI:CHEBI:30616, ChEBI:CHEBI:83226, ChEBI:CHEBI:456216;
CC         EC=2.7.14.1; Evidence={ECO:0000255|HAMAP-Rule:MF_00602};
CC   -!- SIMILARITY: Belongs to the ATP:guanido phosphotransferase family.
CC       {ECO:0000255|HAMAP-Rule:MF_00602}.
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DR   EMBL; CP000255; ABD20526.1; -; Genomic_DNA.
DR   RefSeq; WP_000149503.1; NZ_CP027476.1.
DR   AlphaFoldDB; Q2FJB6; -.
DR   SMR; Q2FJB6; -.
DR   PRIDE; Q2FJB6; -.
DR   EnsemblBacteria; ABD20526; ABD20526; SAUSA300_0509.
DR   KEGG; saa:SAUSA300_0509; -.
DR   HOGENOM; CLU_066591_1_0_9; -.
DR   OMA; IIMQERV; -.
DR   Proteomes; UP000001939; Chromosome.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0004111; F:creatine kinase activity; IEA:InterPro.
DR   GO; GO:0004672; F:protein kinase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0046314; P:phosphocreatine biosynthetic process; IEA:InterPro.
DR   GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR   CDD; cd07930; bacterial_phosphagen_kinase; 1.
DR   HAMAP; MF_00602; Prot_Arg_kinase; 1.
DR   InterPro; IPR023660; Arg_Kinase.
DR   InterPro; IPR000749; ATP-guanido_PTrfase.
DR   InterPro; IPR022415; ATP-guanido_PTrfase_AS.
DR   InterPro; IPR022414; ATP-guanido_PTrfase_cat.
DR   InterPro; IPR014746; Gln_synth/guanido_kin_cat_dom.
DR   PANTHER; PTHR11547; PTHR11547; 1.
DR   Pfam; PF00217; ATP-gua_Ptrans; 1.
DR   SUPFAM; SSF55931; SSF55931; 1.
DR   PROSITE; PS00112; PHOSPHAGEN_KINASE; 1.
DR   PROSITE; PS51510; PHOSPHAGEN_KINASE_C; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Kinase; Nucleotide-binding; Transferase.
FT   CHAIN           1..335
FT                   /note="Protein-arginine kinase"
FT                   /id="PRO_1000025878"
FT   DOMAIN          21..244
FT                   /note="Phosphagen kinase C-terminal"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00602"
FT   BINDING         24..28
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00602"
FT   BINDING         82
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00602"
FT   BINDING         115
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00602"
FT   BINDING         166..170
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00602"
FT   BINDING         197..202
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00602"
SQ   SEQUENCE   335 AA;  38610 MW;  FB1B26912A0A64BA CRC64;
     MTHNIHDNIS QWMKSNEETP IVMSSRIRLA RNLENHVHPL MYATENDGFR VINEVQDALP
     NFELMRLDQM DQQSKMKMVA KHLISPELIK QPAAAVLVND DESLSVMINE EDHIRIQAMG
     TDTTLQALYN QASSIDDELD RSLDISYDEQ LGYLTTCPTN IGTGMRASVM LHLPGLSIMK
     RMTRIAQTIN RFGYTIRGIY GEGSQVYGHT YQVSNQLTLG KSELEIIETL TEVVNQIIHE
     EKQIRQKLDT YNQLETQDRV FRSLGILQNC RMITMEEASY RLSEVKLGID LNYIELQNFK
     FNELMVAIQS PFLLDEEDDK SVKEKRADIL REHIK