MYLKD_DICDI
ID MYLKD_DICDI Reviewed; 313 AA.
AC Q54CY9;
DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 24-MAY-2005, sequence version 1.
DT 03-AUG-2022, entry version 108.
DE RecName: Full=Probable myosin light chain kinase DDB_G0292624;
DE EC=2.7.11.18;
GN ORFNames=DDB_G0292624;
OS Dictyostelium discoideum (Slime mold).
OC Eukaryota; Amoebozoa; Evosea; Eumycetozoa; Dictyostelia; Dictyosteliales;
OC Dictyosteliaceae; Dictyostelium.
OX NCBI_TaxID=44689;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AX4;
RX PubMed=15875012; DOI=10.1038/nature03481;
RA Eichinger L., Pachebat J.A., Gloeckner G., Rajandream M.A., Sucgang R.,
RA Berriman M., Song J., Olsen R., Szafranski K., Xu Q., Tunggal B.,
RA Kummerfeld S., Madera M., Konfortov B.A., Rivero F., Bankier A.T.,
RA Lehmann R., Hamlin N., Davies R., Gaudet P., Fey P., Pilcher K., Chen G.,
RA Saunders D., Sodergren E.J., Davis P., Kerhornou A., Nie X., Hall N.,
RA Anjard C., Hemphill L., Bason N., Farbrother P., Desany B., Just E.,
RA Morio T., Rost R., Churcher C.M., Cooper J., Haydock S., van Driessche N.,
RA Cronin A., Goodhead I., Muzny D.M., Mourier T., Pain A., Lu M., Harper D.,
RA Lindsay R., Hauser H., James K.D., Quiles M., Madan Babu M., Saito T.,
RA Buchrieser C., Wardroper A., Felder M., Thangavelu M., Johnson D.,
RA Knights A., Loulseged H., Mungall K.L., Oliver K., Price C., Quail M.A.,
RA Urushihara H., Hernandez J., Rabbinowitsch E., Steffen D., Sanders M.,
RA Ma J., Kohara Y., Sharp S., Simmonds M.N., Spiegler S., Tivey A.,
RA Sugano S., White B., Walker D., Woodward J.R., Winckler T., Tanaka Y.,
RA Shaulsky G., Schleicher M., Weinstock G.M., Rosenthal A., Cox E.C.,
RA Chisholm R.L., Gibbs R.A., Loomis W.F., Platzer M., Kay R.R.,
RA Williams J.G., Dear P.H., Noegel A.A., Barrell B.G., Kuspa A.;
RT "The genome of the social amoeba Dictyostelium discoideum.";
RL Nature 435:43-57(2005).
RN [2]
RP IDENTIFICATION.
RX PubMed=18559084; DOI=10.1186/1471-2164-9-291;
RA Sillo A., Bloomfield G., Balest A., Balbo A., Pergolizzi B., Peracino B.,
RA Skelton J., Ivens A., Bozzaro S.;
RT "Genome-wide transcriptional changes induced by phagocytosis or growth on
RT bacteria in Dictyostelium.";
RL BMC Genomics 9:291-291(2008).
CC -!- FUNCTION: May phosphorylate a specific serine in the N-terminus of a
CC myosin light chain. {ECO:0000250}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-seryl-[myosin light chain] = ADP + H(+) + O-phospho-L-
CC seryl-[myosin light chain]; Xref=Rhea:RHEA:22004, Rhea:RHEA-
CC COMP:13684, Rhea:RHEA-COMP:13685, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:29999, ChEBI:CHEBI:30616, ChEBI:CHEBI:83421,
CC ChEBI:CHEBI:456216; EC=2.7.11.18;
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-threonyl-[myosin light chain] = ADP + H(+) + O-
CC phospho-L-threonyl-[myosin light chain]; Xref=Rhea:RHEA:53900,
CC Rhea:RHEA-COMP:13686, Rhea:RHEA-COMP:13687, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:30013, ChEBI:CHEBI:30616, ChEBI:CHEBI:61977,
CC ChEBI:CHEBI:456216; EC=2.7.11.18;
CC -!- ACTIVITY REGULATION: Does not have a calmodulin-binding domain.
CC -!- SIMILARITY: Belongs to the protein kinase superfamily. CAMK Ser/Thr
CC protein kinase family. CaMK subfamily. {ECO:0000305}.
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; AAFI02000194; EAL61115.1; -; Genomic_DNA.
DR RefSeq; XP_629531.1; XM_629529.1.
DR AlphaFoldDB; Q54CY9; -.
DR SMR; Q54CY9; -.
DR STRING; 44689.DDB0216312; -.
DR PaxDb; Q54CY9; -.
DR EnsemblProtists; EAL61115; EAL61115; DDB_G0292624.
DR GeneID; 8628787; -.
DR KEGG; ddi:DDB_G0292624; -.
DR dictyBase; DDB_G0292624; -.
DR eggNOG; KOG0032; Eukaryota.
DR HOGENOM; CLU_000288_63_0_1; -.
DR InParanoid; Q54CY9; -.
DR OMA; RPKVQPC; -.
DR PhylomeDB; Q54CY9; -.
DR PRO; PR:Q54CY9; -.
DR Proteomes; UP000002195; Chromosome 6.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0004687; F:myosin light chain kinase activity; IEA:UniProtKB-EC.
DR GO; GO:0004674; F:protein serine/threonine kinase activity; ISS:dictyBase.
DR GO; GO:0006468; P:protein phosphorylation; IEA:InterPro.
DR InterPro; IPR011009; Kinase-like_dom_sf.
DR InterPro; IPR000719; Prot_kinase_dom.
DR InterPro; IPR017441; Protein_kinase_ATP_BS.
DR InterPro; IPR008271; Ser/Thr_kinase_AS.
DR Pfam; PF00069; Pkinase; 1.
DR SMART; SM00220; S_TKc; 1.
DR SUPFAM; SSF56112; SSF56112; 1.
DR PROSITE; PS00107; PROTEIN_KINASE_ATP; 1.
DR PROSITE; PS50011; PROTEIN_KINASE_DOM; 1.
DR PROSITE; PS00108; PROTEIN_KINASE_ST; 1.
PE 3: Inferred from homology;
KW ATP-binding; Kinase; Nucleotide-binding; Phosphoprotein;
KW Reference proteome; Serine/threonine-protein kinase; Transferase.
FT CHAIN 1..313
FT /note="Probable myosin light chain kinase DDB_G0292624"
FT /id="PRO_0000367463"
FT DOMAIN 6..264
FT /note="Protein kinase"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00159"
FT ACT_SITE 125
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00159,
FT ECO:0000255|PROSITE-ProRule:PRU10027"
FT BINDING 12..20
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00159"
FT BINDING 35
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00159"
SQ SEQUENCE 313 AA; 35691 MW; B275D7315F5AB46D CRC64;
MPIGDYELHK EIGKGAFSVV FLVTEKKTKK QWAMKIIDKK SSSKAALETE IEIMKKVDHP
NIVKMHEYFE STDKIYLVVE LVTGGPLFDR IVDKKSFTEK EAKLITQQLL QSLVYLHSIG
IVHRDLKPEN LLLKTPTDLT VALSDFGLSK IVGDDVFMKT TCGTPSYVAP EVLNNISNSP
TAYSDAVDMW GVGVITYILL CGFPPFYSED IRKLFESILS ASYDFPNDYW GNVSKEAKHF
INCLLTVEPT KRYSAKQALE HPWIIENNQT QPLPHWNDQI KKYMVIRRKE SQKFGAELVW
KPQAQTTNVK PTK
