6KHD

Crystal structure of CLK1 in complex with CX-4945

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d6khda_	Alpha and beta proteins (a+b)	Protein kinase-like (PK-like)	Protein kinase-like (PK-like)	automated matches	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d6khdb_	Alpha and beta proteins (a+b)	Protein kinase-like (PK-like)	Protein kinase-like (PK-like)	automated matches	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d6khdc_	Alpha and beta proteins (a+b)	Protein kinase-like (PK-like)	Protein kinase-like (PK-like)	automated matches	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Protein kinase-like (PK-like)	8079163	3000066	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Protein kinase-like (PK-like)	8079163	3000066	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Protein kinase-like (PK-like)	8079163	3000066	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Pkinase_Tyr	e6khdA1	A: a+b complex topology	X: Protein kinase/SAICAR synthase/ATP-grasp (From Homology)	H: Protein kinase/SAICAR synthase/ATP-grasp	T: Protein kinase	F: Pkinase_Tyr	ECOD (1.6)
B	Pkinase_Tyr	e6khdB1	A: a+b complex topology	X: Protein kinase/SAICAR synthase/ATP-grasp (From Homology)	H: Protein kinase/SAICAR synthase/ATP-grasp	T: Protein kinase	F: Pkinase_Tyr	ECOD (1.6)
C	Pkinase_Tyr	e6khdC1	A: a+b complex topology	X: Protein kinase/SAICAR synthase/ATP-grasp (From Homology)	H: Protein kinase/SAICAR synthase/ATP-grasp	T: Protein kinase	F: Pkinase_Tyr	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.200.20	Alpha Beta	2-Layer Sandwich	Phosphorylase Kinase	domain 1	CATH (utative)
B	3.30.200.20	Alpha Beta	2-Layer Sandwich	Phosphorylase Kinase	domain 1	CATH (utative)
C	3.30.200.20	Alpha Beta	2-Layer Sandwich	Phosphorylase Kinase	domain 1	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C	PF00069	Protein kinase domain (Pkinase)	Protein kinase domain	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	Dual specificity protein kinase CLK1	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding non-membrane spanning protein tyrosine kinase activity protein tyrosine kinase activity catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups protein serine/threonine/tyrosine kinase activity protein serine/threonine kinase activity protein serine kinase activity	regulation of cellular process RNA metabolic process regulation of primary metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process RNA processing regulation of biosynthetic process RNA splicing regulation of biological process biological regulation primary metabolic process regulation of macromolecule metabolic process regulation of RNA splicing regulation of cellular process RNA metabolic process regulation of primary metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process RNA processing regulation of biosynthetic process RNA splicing regulation of biological process biological regulation primary metabolic process regulation of macromolecule metabolic process regulation of RNA splicing gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process regulation of gene expression biosynthetic process metabolic process cellular process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of metabolic process	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR017441	Protein kinase, ATP binding site	Binding Site
A, B, C	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily
A, B, C	IPR000719	Protein kinase domain	Domain
A, B, C	IPR051175	Dual specificity CLK kinases	Family
A, B, C	IPR008271	Serine/threonine-protein kinase, active site	Active Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C	Pharos: P49759	non-small cell lung carcinoma progressive supranuclear palsy acute myeloid leukemia gastrointestinal stromal tumor Human epidermal growth factor 2 negative carcinoma of breast interstitial lung disease malignant ependymoma osteosarcoma Pick disease renal cell carcinoma astrocytic tumor glioblastoma idiopathic pulmonary fibrosis juvenile dermatomyositis myopathy non-small cell lung carcinoma progressive supranuclear palsy acute myeloid leukemia gastrointestinal stromal tumor Human epidermal growth factor 2 negative carcinoma of breast interstitial lung disease malignant ependymoma osteosarcoma Pick disease renal cell carcinoma astrocytic tumor glioblastoma idiopathic pulmonary fibrosis juvenile dermatomyositis myopathy ovarian cancer plasma cell myeloma dermatomyositis lung cancer

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.