ID A8AL81_CITK8 Unreviewed; 328 AA.
AC A8AL81;
DT 23-OCT-2007, integrated into UniProtKB/TrEMBL.
DT 23-OCT-2007, sequence version 1.
DT 27-MAR-2024, entry version 77.
DE RecName: Full=Stress response kinase A {ECO:0000256|HAMAP-Rule:MF_01497};
DE EC=2.7.11.1 {ECO:0000256|HAMAP-Rule:MF_01497};
DE AltName: Full=Serine/threonine-protein kinase SrkA {ECO:0000256|HAMAP-Rule:MF_01497};
GN Name=srkA {ECO:0000256|HAMAP-Rule:MF_01497};
GN OrderedLocusNames=CKO_03155 {ECO:0000313|EMBL:ABV14244.1};
OS Citrobacter koseri (strain ATCC BAA-895 / CDC 4225-83 / SGSC4696).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Citrobacter.
OX NCBI_TaxID=290338 {ECO:0000313|EMBL:ABV14244.1, ECO:0000313|Proteomes:UP000008148};
RN [1] {ECO:0000313|EMBL:ABV14244.1, ECO:0000313|Proteomes:UP000008148}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-895 / CDC 4225-83 / SGSC4696
RC {ECO:0000313|Proteomes:UP000008148};
RG The Citrobacter koseri Genome Sequencing Project;
RA McClelland M., Sanderson E.K., Porwollik S., Spieth J., Clifton W.S.,
RA Latreille P., Courtney L., Wang C., Pepin K., Bhonagiri V., Nash W.,
RA Johnson M., Thiruvilangam P., Wilson R.;
RL Submitted (AUG-2007) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: A protein kinase that phosphorylates Ser and Thr residues.
CC Probably acts to suppress the effects of stress linked to accumulation
CC of reactive oxygen species. Probably involved in the extracytoplasmic
CC stress response. {ECO:0000256|HAMAP-Rule:MF_01497}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-seryl-[protein] = ADP + H(+) + O-phospho-L-seryl-
CC [protein]; Xref=Rhea:RHEA:17989, Rhea:RHEA-COMP:9863, Rhea:RHEA-
CC COMP:11604, ChEBI:CHEBI:15378, ChEBI:CHEBI:29999, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:83421, ChEBI:CHEBI:456216; EC=2.7.11.1;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01497};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-threonyl-[protein] = ADP + H(+) + O-phospho-L-
CC threonyl-[protein]; Xref=Rhea:RHEA:46608, Rhea:RHEA-COMP:11060,
CC Rhea:RHEA-COMP:11605, ChEBI:CHEBI:15378, ChEBI:CHEBI:30013,
CC ChEBI:CHEBI:30616, ChEBI:CHEBI:61977, ChEBI:CHEBI:456216;
CC EC=2.7.11.1; Evidence={ECO:0000256|HAMAP-Rule:MF_01497};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01497};
CC -!- SUBUNIT: Monomer. {ECO:0000256|HAMAP-Rule:MF_01497}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01497}.
CC -!- SIMILARITY: Belongs to the SrkA/RdoA protein kinase family.
CC {ECO:0000256|HAMAP-Rule:MF_01497}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; CP000822; ABV14244.1; -; Genomic_DNA.
DR RefSeq; WP_012133951.1; NC_009792.1.
DR AlphaFoldDB; A8AL81; -.
DR STRING; 290338.CKO_03155; -.
DR GeneID; 45136942; -.
DR KEGG; cko:CKO_03155; -.
DR HOGENOM; CLU_054715_0_0_6; -.
DR OrthoDB; 5392197at2; -.
DR Proteomes; UP000008148; 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:0106310; F:protein serine kinase activity; IEA:RHEA.
DR GO; GO:0004674; F:protein serine/threonine kinase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR Gene3D; 1.20.1270.170; -; 1.
DR Gene3D; 3.30.200.70; -; 1.
DR Gene3D; 1.10.510.10; Transferase(Phosphotransferase) domain 1; 1.
DR HAMAP; MF_01497; SrkA_kinase; 1.
DR InterPro; IPR002575; Aminoglycoside_PTrfase.
DR InterPro; IPR011009; Kinase-like_dom_sf.
DR InterPro; IPR032882; SrkA/RdoA.
DR PANTHER; PTHR39573; STRESS RESPONSE KINASE A; 1.
DR PANTHER; PTHR39573:SF1; STRESS RESPONSE KINASE A; 1.
DR Pfam; PF01636; APH; 1.
DR SUPFAM; SSF56112; Protein kinase-like (PK-like); 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|HAMAP-Rule:MF_01497};
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01497};
KW Kinase {ECO:0000256|HAMAP-Rule:MF_01497};
KW Magnesium {ECO:0000256|HAMAP-Rule:MF_01497};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_01497};
KW Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_01497};
KW Phosphoprotein {ECO:0000256|HAMAP-Rule:MF_01497};
KW Reference proteome {ECO:0000313|Proteomes:UP000008148};
KW Serine/threonine-protein kinase {ECO:0000256|HAMAP-Rule:MF_01497};
KW Stress response {ECO:0000256|ARBA:ARBA00023016, ECO:0000256|HAMAP-
KW Rule:MF_01497}; Transferase {ECO:0000256|HAMAP-Rule:MF_01497}.
FT DOMAIN 31..262
FT /note="Aminoglycoside phosphotransferase"
FT /evidence="ECO:0000259|Pfam:PF01636"
FT ACT_SITE 201
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01497"
FT ACT_SITE 217
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01497"
FT BINDING 206
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01497"
FT BINDING 217
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01497"
FT SITE 36
FT /note="ATP"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01497"
SQ SEQUENCE 328 AA; 38168 MW; CF63DCD3D4C81FA8 CRC64;
MNDNAFTFQT LHPDTIMDAL FEQGIRVDSG LTPLNSYENR VYQFQDEDRR RFVVKFYRPE
RWSADQIREE HQFALELVKD EVPVAAPLVL NGQTLLNHQG FHYAIFPSVG GRQFEADNID
QMEAVGRYLG RLHQTGRKHS FAFRPTMGLE EYLIEPRKLF EGASLIPAGQ KAAFLNATDT
LIAAVTERWH TRFETLRLHG DCHAGNILWR DGPLFVDLDD ARNGPAVQDL WMLLNGDKAE
QRMQLETIIE AYEEVSEFDT AEIELIEPLR AMRLVYYLAW LMRRWADPAF PKNFPWLTGE
DYWQRQTATF LEQAKVLQEP PLQLTPMY
//
