MYLKC_DICDI
ID MYLKC_DICDI Reviewed; 312 AA.
AC Q54SJ5;
DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 24-MAY-2005, sequence version 1.
DT 03-AUG-2022, entry version 109.
DE RecName: Full=Probable myosin light chain kinase DDB_G0282429;
DE EC=2.7.11.18;
GN ORFNames=DDB_G0282429;
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).
CC -!- FUNCTION: May phosphorylate a specific serine in the N-terminus of a
CC myosin light chain.
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; AAFI02000047; EAL66074.1; -; Genomic_DNA.
DR RefSeq; XP_640044.1; XM_634952.1.
DR AlphaFoldDB; Q54SJ5; -.
DR SMR; Q54SJ5; -.
DR STRING; 44689.DDB0216309; -.
DR PaxDb; Q54SJ5; -.
DR EnsemblProtists; EAL66074; EAL66074; DDB_G0282429.
DR GeneID; 8623571; -.
DR KEGG; ddi:DDB_G0282429; -.
DR dictyBase; DDB_G0282429; -.
DR eggNOG; KOG0032; Eukaryota.
DR HOGENOM; CLU_000288_63_0_1; -.
DR InParanoid; Q54SJ5; -.
DR OMA; DRECLEN; -.
DR PhylomeDB; Q54SJ5; -.
DR PRO; PR:Q54SJ5; -.
DR Proteomes; UP000002195; Chromosome 3.
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..312
FT /note="Probable myosin light chain kinase DDB_G0282429"
FT /id="PRO_0000367462"
FT DOMAIN 38..290
FT /note="Protein kinase"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00159"
FT REGION 1..28
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 9..24
FT /note="Acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 158
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00159,
FT ECO:0000255|PROSITE-ProRule:PRU10027"
FT BINDING 44..52
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00159"
FT BINDING 67
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00159"
SQ SEQUENCE 312 AA; 35219 MW; 05B7418403C5E361 CRC64;
MDRMDSSDEE IDNISDDELQ SGDEIEVESS NSPLRLNYIL GNEIGRGAFS IVREATSRAT
GTKVAIKSIN TRFIKNKLLM REIEIMKKVG DHPNILKLYE VYETTKHLHL VLELVTGGEL
FDKIVQRGEY SEQDASKIVR QIVSAVGHLH ANGIAHRDLK PQNLLCAGEE GDDIRVADFG
LSKIFGDGDY LETCCGSPEY VAPEVLECKP YDKACDLWSV GVITYVLLTG CFPFWDKNNA
VLYEKIRNVD YGWPEGLEVS NEAKDLVSHL IEKNPEKRFT FEQCLIHPWV TGEGVSNARK
IKPFQQQQPN NR
