Annotations: 1WT6

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C [auth D]	1.20.5.340	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
B	1.20.5.340	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
A	1.20.5.340	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C [auth D]	PF08826	DMPK coiled coil domain like (DMPK_coil)	DMPK coiled coil domain like	-	Coiled-coil

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C [auth D]	Myotonin-protein kinase	catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity protein serine kinase activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups myosin phosphatase regulator activity enzyme regulator activity phosphatase regulator activity molecular function regulator activity protein phosphatase regulator activity binding catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity protein serine kinase activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups myosin phosphatase regulator activity enzyme regulator activity phosphatase regulator activity molecular function regulator activity protein phosphatase regulator activity binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding protein serine/threonine kinase activity cation binding metal ion binding	muscle cell apoptotic process cellular process apoptotic process cell death programmed cell death heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process biological regulation circulatory system process regulation of blood circulation muscle cell apoptotic process cellular process apoptotic process cell death programmed cell death heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process biological regulation circulatory system process regulation of blood circulation regulation of multicellular organismal process heart contraction blood circulation developmental process regulation of cellular process regulation of developmental process cellular developmental process regulation of cell differentiation regulation of striated muscle cell differentiation muscle cell differentiation myotube differentiation muscle structure development regulation of muscle cell differentiation cell differentiation regulation of myotube differentiation anatomical structure development striated muscle cell differentiation regulation of cellular component organization regulation of synapse structural plasticity cellular component organization regulation of synapse organization cell junction organization regulation of synapse structure or activity synapse organization cellular component organization or biogenesis regulation of biological quality membrane organization nucleus organization organelle organization nuclear envelope organization endomembrane system organization inorganic ion homeostasis intracellular calcium ion homeostasis homeostatic process calcium ion homeostasis cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis protein phosphorylation phosphorylation primary metabolic process macromolecule modification phosphate-containing compound metabolic process metabolic process protein metabolic process macromolecule metabolic process protein modification process phosphorus metabolic process cellular response to stimulus response to stimulus signaling intracellular signal transduction striated muscle contraction cell communication multicellular organismal movement musculoskeletal movement regulation of skeletal muscle contraction intracellular signaling cassette signal transduction regulation of skeletal muscle contraction by calcium ion signaling nervous system process neuromuscular process skeletal muscle contraction muscle contraction muscle system process regulation of muscle system process regulation of striated muscle contraction regulation of muscle contraction calcium-mediated signaling regulation of localization transport regulation of transport regulation of monoatomic ion transport regulation of sodium ion transport establishment of localization metal ion transport localization monoatomic ion transport regulation of metal ion transport monoatomic cation transport sodium ion transport regulation of postsynaptic membrane potential modulation of chemical synaptic transmission regulation of signal transduction chemical synaptic transmission, postsynaptic synaptic signaling modulation of excitatory postsynaptic potential trans-synaptic signaling regulation of signaling cell surface receptor signaling pathway cell-cell signaling regulation of excitatory postsynaptic membrane potential involved in skeletal muscle contraction chemical synaptic transmission regulation of nervous system process regulation of trans-synaptic signaling regulation of response to stimulus anterograde trans-synaptic signaling regulation of cell communication excitatory postsynaptic potential regulation of skeletal muscle contraction by neural stimulation via neuromuscular junction regulation of membrane potential	membrane-bounded organelle intracellular anatomical structure nuclear membrane membrane nucleus intracellular membrane-bounded organelle endomembrane system intracellular organelle organelle envelope cellular anatomical structure organelle nuclear envelope organelle membrane organelle subcompartment membrane-bounded organelle intracellular anatomical structure nuclear membrane membrane nucleus intracellular membrane-bounded organelle endomembrane system intracellular organelle organelle envelope cellular anatomical structure organelle nuclear envelope organelle membrane organelle subcompartment sarcoplasm endoplasmic reticulum subcompartment bounding membrane of organelle nuclear outer membrane-endoplasmic reticulum membrane network endoplasmic reticulum sarcoplasmic reticulum sarcoplasmic reticulum membrane cytoplasm endoplasmic reticulum membrane cytosol cell periphery plasma membrane nuclear outer membrane organelle outer membrane outer membrane mitochondrial membrane mitochondrion mitochondrial envelope mitochondrial outer membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C [auth D]	IPR017441	Protein kinase, ATP binding site	Binding Site
A, B, C [auth D]	IPR000719	Protein kinase domain	Domain
A, B, C [auth D]	IPR050839	Rho-associated Serine/Threonine Kinase	Family
A, B, C [auth D]	IPR000961	AGC-kinase, C-terminal	Domain
A, B, C [auth D]	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily
A, B, C [auth D]	IPR014930	Myotonic dystrophy protein kinase, coiled coil	Domain
A, B, C [auth D]	IPR008271	Serine/threonine-protein kinase, active site	Active Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C [auth D]	Pharos: Q09013	myotonic dystrophy type 1 myopathy Myotonia malignant colon neoplasm muscular disease amyotrophic lateral sclerosis atypical teratoid rhabdoid tumor dermatomyositis distal myopathy glioblastoma intellectual disability malignant ependymoma muscular dystrophy arthrogryposis pilocytic astrocytoma myotonic dystrophy type 1 myopathy Myotonia malignant colon neoplasm muscular disease amyotrophic lateral sclerosis atypical teratoid rhabdoid tumor dermatomyositis distal myopathy glioblastoma intellectual disability malignant ependymoma muscular dystrophy arthrogryposis pilocytic astrocytoma cataract diabetes mellitus heart disease juvenile dermatomyositis muscle tissue disease myocardial infarction myotonic dystrophy astrocytic tumor psoriasis chronic obstructive pulmonary disease congenital myotonic dystrophy dilated cardiomyopathy gallbladder disease hydrops fetalis

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.