1ATP

2.2 angstrom refined crystal structure of the catalytic subunit of cAMP-dependent protein kinase complexed with MNATP and a peptide inhibitor

Present annotations:

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Product Annotation
Protein Modification Annotation

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A [auth E]	d1atpe_	Alpha and beta proteins (a+b)	Protein kinase-like (PK-like)	Protein kinase-like (PK-like)	Protein kinases, catalytic subunit	cAMP-dependent PK, catalytic subunit	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
B [auth I]	d1atpi_	Peptides	cAMP-dependent protein kinase inhibitor	cAMP-dependent protein kinase inhibitor	cAMP-dependent protein kinase inhibitor	cAMP-dependent protein kinase inhibitor	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A [auth E]	SCOP2B Superfamily	Protein kinase-like (PK-like)	8040503	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 [auth E]	Pkinase_Tyr	e1atpE1	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 [auth E]	1.10.510.10	Mainly Alpha	Orthogonal Bundle	Transferase(Phosphotransferase)	domain 1	CATH (4.2.0)
A [auth E]	3.30.200.20	Alpha Beta	2-Layer Sandwich	Phosphorylase Kinase	domain 1	CATH (4.2.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth E]	PF00069	Protein kinase domain (Pkinase)	Protein kinase domain	-	Domain
B [auth I]	PF02827	cAMP-dependent protein kinase inhibitor (PKI)	cAMP-dependent protein kinase inhibitor	-	Family

Gene Product Annotation Gene Product Annotation

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth E]	cAMP-DEPENDENT PROTEIN KINASE	small GTPase binding protein binding binding enzyme binding GTPase binding protein serine/threonine kinase activity catalytic activity, acting on a protein kinase activity AMP-activated protein kinase activity protein kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups small GTPase binding protein binding binding enzyme binding GTPase binding protein serine/threonine kinase activity catalytic activity, acting on a protein kinase activity AMP-activated protein kinase activity protein kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups cation binding manganese ion binding transition metal ion binding ion binding metal ion binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate 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 protein-containing complex binding ubiquitin protein ligase binding ubiquitin-like protein ligase binding protein domain specific binding protein serine/threonine/tyrosine kinase activity cyclic nucleotide-dependent protein kinase activity cAMP-dependent protein kinase activity protein serine kinase activity magnesium ion binding kinase binding protein kinase binding protein kinase A binding protein kinase A regulatory subunit binding	spermatid development multicellular organismal process spermatid differentiation sexual reproduction cellular developmental process spermatogenesis reproductive process cell development cellular process involved in reproduction in multicellular organism developmental process involved in reproduction reproduction gamete generation cell differentiation anatomical structure development spermatid development multicellular organismal process spermatid differentiation sexual reproduction cellular developmental process spermatogenesis reproductive process cell development cellular process involved in reproduction in multicellular organism developmental process involved in reproduction reproduction gamete generation cell differentiation anatomical structure development cell maturation developmental process multicellular organismal reproductive process developmental maturation male gamete generation sperm capacitation anatomical structure maturation germ cell development cellular process multicellular organism reproduction protein localization cellular localization establishment of protein localization nitrogen compound transport nucleocytoplasmic transport transport nuclear transport organic substance transport intracellular transport protein export from nucleus establishment of localization localization protein transport establishment of localization in cell cellular macromolecule localization macromolecule localization nuclear export intracellular protein transport cellular response to stimulus cellular response to heat response to stimulus cellular response to stress response to stress response to heat response to abiotic stimulus response to temperature stimulus organonitrogen compound metabolic process protein phosphorylation phosphorylation cellular metabolic process primary metabolic process organic substance metabolic process macromolecule modification peptidyl-amino acid modification phosphate-containing compound metabolic process nitrogen compound metabolic process metabolic process peptidyl-threonine modification protein metabolic process macromolecule metabolic process protein modification process phosphorus metabolic process peptidyl-threonine phosphorylation cellular biosynthetic process RNA metabolic process cellular nitrogen compound metabolic process gene expression mRNA processing mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process heterocycle metabolic process biosynthetic process organic substance biosynthetic process RNA processing cellular aromatic compound metabolic process protein autophosphorylation embryonic epithelial tube formation chordate embryonic development tube formation embryo development multicellular organism development epithelial tube formation tube morphogenesis primary neural tube formation embryo development ending in birth or egg hatching epithelial tube morphogenesis system development morphogenesis of embryonic epithelium epithelium development neural tube development tube development embryonic morphogenesis morphogenesis of an epithelium nervous system development tissue development anatomical structure morphogenesis tissue morphogenesis neural tube closure neural tube formation anatomical structure formation involved in morphogenesis tube closure trans-synaptic signaling regulation of biological process regulation of signaling regulation of cellular process modulation of chemical synaptic transmission signaling biological regulation cell-cell signaling chemical synaptic transmission cell communication synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication postsynaptic modulation of chemical synaptic transmission peptidyl-serine modification peptidyl-serine phosphorylation catabolic process proteolysis involved in protein catabolic process macromolecule catabolic process regulation of primary metabolic process regulation of nitrogen compound metabolic process regulation of proteolysis involved in protein catabolic process regulation of proteolysis proteolysis organonitrogen compound catabolic process regulation of protein metabolic process proteasomal protein catabolic process regulation of macromolecule metabolic process protein catabolic process regulation of catabolic process regulation of proteasomal protein catabolic process regulation of metabolic process organic substance catabolic process regulation of protein catabolic process negative regulation of biological process negative regulation of nitrogen compound metabolic process cellular nitrogen compound biosynthetic process negative regulation of cellular metabolic process negative regulation of RNA biosynthetic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase II negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of transcription by RNA polymerase II negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II negative regulation of metabolic process regulation of cellular metabolic process negative regulation of cellular biosynthetic process regulation of gene expression aromatic compound biosynthetic process negative regulation of macromolecule biosynthetic process organic cyclic compound biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription negative regulation of RNA metabolic process RNA biosynthetic process negative regulation of cellular process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process nucleobase-containing compound biosynthetic process heterocycle biosynthetic process regulation of cellular biosynthetic process negative regulation of biosynthetic process formation of primary germ layer mesoderm morphogenesis gastrulation mesoderm formation mesoderm development regulation of osteoblast differentiation regulation of developmental process regulation of cell differentiation osteoblast differentiation ossification monosaccharide metabolic process positive regulation of biological process positive regulation of cellular metabolic process gluconeogenesis positive regulation of metabolic process regulation of small molecule metabolic process positive regulation of biosynthetic process small molecule metabolic process regulation of carbohydrate metabolic process regulation of glucose metabolic process positive regulation of cellular process positive regulation of gluconeogenesis carbohydrate metabolic process small molecule biosynthetic process carbohydrate biosynthetic process hexose metabolic process monosaccharide biosynthetic process hexose biosynthetic process positive regulation of glucose metabolic process regulation of gluconeogenesis positive regulation of carbohydrate metabolic process regulation of carbohydrate biosynthetic process positive regulation of small molecule metabolic process positive regulation of cellular biosynthetic process glucose metabolic process response to organic substance homeostatic process response to monosaccharide response to carbohydrate carbohydrate homeostasis cellular response to hexose stimulus intracellular chemical homeostasis cellular response to monosaccharide stimulus cellular response to organic substance response to oxygen-containing compound cellular response to glucose stimulus intracellular glucose homeostasis cellular response to oxygen-containing compound response to hexose cellular response to carbohydrate stimulus cellular response to chemical stimulus cellular homeostasis chemical homeostasis response to glucose response to chemical glucose homeostasis cellular response to nitrogen compound response to peptide hormone cellular response to endogenous stimulus response to hormone cellular response to peptide cellular response to hormone stimulus response to organonitrogen compound response to endogenous stimulus cellular response to peptide hormone stimulus response to nitrogen compound response to glucagon cellular response to glucagon stimulus response to peptide cellular response to organonitrogen compound intracellular signal transduction protein kinase A signaling signal transduction negative regulation of signaling regulation of smoothened signaling pathway involved in dorsal/ventral neural tube patterning pattern specification process regulation of signal transduction negative regulation of cell communication dorsal/ventral neural tube patterning negative regulation of smoothened signaling pathway negative regulation of smoothened signaling pathway involved in dorsal/ventral neural tube patterning smoothened signaling pathway involved in dorsal/ventral neural tube patterning regulation of smoothened signaling pathway cell surface receptor signaling pathway negative regulation of response to stimulus negative regulation of signal transduction regionalization smoothened signaling pathway dorsal/ventral pattern formation regulation of response to stimulus neural tube patterning bicellular tight junction assembly regulation of bicellular tight junction assembly regulation of cellular component organization tight junction organization apical junction assembly regulation of cellular component biogenesis cellular component organization cellular component biogenesis regulation of cell junction assembly cell junction organization cellular component assembly cell junction assembly tight junction assembly cellular component organization or biogenesis cell-cell junction assembly cell-cell junction organization regulation of protein maturation protein maturation regulation of protein processing protein processing regulated exocytosis synaptic vesicle cycle synaptic vesicle exocytosis vesicle-mediated transport vesicle-mediated transport in synapse secretion by cell signal release regulation of biological quality spontaneous exocytosis of neurotransmitter regulation of neurotransmitter levels neurotransmitter secretion secretion export from cell neurotransmitter transport signal release from synapse exocytosis adenylate cyclase-activating G protein-coupled receptor signaling pathway adenylate cyclase-modulating G protein-coupled receptor signaling pathway G protein-coupled receptor signaling pathway cell population proliferation positive regulation of cell population proliferation regulation of cell population proliferation regulation of localization regulation of protein localization positive regulation of nucleocytoplasmic transport positive regulation of establishment of protein localization positive regulation of protein transport positive regulation of intracellular transport regulation of protein export from nucleus regulation of intracellular transport regulation of transport regulation of establishment of protein localization regulation of nucleocytoplasmic transport regulation of protein transport positive regulation of protein export from nucleus positive regulation of transport regulation of cellular localization positive regulation of protein localization regulation of intracellular protein transport positive regulation of intracellular protein transport protein localization to organelle protein localization to lipid droplet cellular response to parathyroid hormone stimulus response to parathyroid hormone negative regulation of small molecule metabolic process negative regulation of glycolytic process oxoacid metabolic process carbohydrate catabolic process regulation of generation of precursor metabolites and energy organic acid metabolic process glycolytic process negative regulation of carbohydrate metabolic process negative regulation of catabolic process pyruvate metabolic process regulation of carbohydrate catabolic process regulation of glycolytic process through fructose-6-phosphate carboxylic acid metabolic process generation of precursor metabolites and energy regulation of glycolytic process monocarboxylic acid metabolic process negative regulation of glycolytic process through fructose-6-phosphate glycolytic process through fructose-6-phosphate cellular response to cold response to cold synaptic transmission, glutamatergic regulation of synaptic transmission, glutamatergic cell cycle regulation of cell cycle positive regulation of cell communication positive regulation of insulin secretion regulation of peptide hormone secretion regulation of hormone levels positive regulation of peptide hormone secretion establishment of protein localization to extracellular region protein secretion regulation of protein secretion regulation of secretion regulation of hormone secretion regulation of peptide secretion positive regulation of secretion by cell hormone secretion protein localization to extracellular region peptide secretion regulation of secretion by cell positive regulation of hormone secretion positive regulation of secretion amide transport positive regulation of peptide secretion regulation of peptide transport positive regulation of protein secretion peptide transport regulation of insulin secretion peptide hormone secretion hormone transport insulin secretion positive regulation of signaling cellular respiration energy derivation by oxidation of organic compounds regulation of cellular respiration regulation of meiotic cell cycle regulation of reproductive process meiotic cell cycle negative regulation of cell cycle negative regulation of reproductive process negative regulation of meiotic cell cycle	membrane-bounded organelle intracellular anatomical structure axoneme ciliary plasm cilium cellular anatomical entity cytoplasmic region plasma membrane bounded cell projection cytoplasm plasma membrane bounded cell projection intracellular organelle cell projection cytoskeleton organelle intracellular non-membrane-bounded organelle membrane-bounded organelle intracellular anatomical structure axoneme ciliary plasm cilium cellular anatomical entity cytoplasmic region plasma membrane bounded cell projection cytoplasm plasma membrane bounded cell projection intracellular organelle cell projection cytoskeleton organelle intracellular non-membrane-bounded organelle cytoplasm non-membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nuclear speck nuclear body nucleoplasm organelle lumen nuclear lumen cytosol 9+2 motile cilium sperm flagellum motile cilium sperm midpiece synapse cell junction glutamatergic synapse neuromuscular junction neuron spine neuron projection dendritic spine somatodendritic compartment postsynapse dendrite dendritic tree perinuclear region of cytoplasm acrosomal vesicle intracellular vesicle endomembrane system cytoplasmic vesicle secretory granule secretory vesicle vesicle mitochondrion centrosome microtubule organizing center microtubule cytoskeleton cell periphery plasma membrane membrane presynapse protein-containing complex ciliary base protein kinase complex transferase complex, transferring phosphorus-containing groups catalytic complex transferase complex intracellular protein-containing complex nucleotide-activated protein kinase complex cAMP-dependent protein kinase complex serine/threonine protein kinase complex membrane microdomain membrane raft plasma membrane raft plasma membrane region
B [auth I]	PEPTIDE INHIBITOR PKI(5-24)	protein kinase A catalytic subunit binding protein binding binding protein kinase A binding kinase binding enzyme binding protein kinase binding enzyme regulator activity enzyme inhibitor activity protein kinase regulator activity cAMP-dependent protein kinase regulator activity protein kinase inhibitor activity molecular function inhibitor activity molecular function regulator activity protein kinase A catalytic subunit binding protein binding binding protein kinase A binding kinase binding enzyme binding protein kinase binding enzyme regulator activity enzyme inhibitor activity protein kinase regulator activity cAMP-dependent protein kinase regulator activity protein kinase inhibitor activity molecular function inhibitor activity molecular function regulator activity cAMP-dependent protein kinase inhibitor activity protein serine/threonine kinase inhibitor activity kinase inhibitor activity kinase regulator activity	regulation of molecular function regulation of catalytic activity biological regulation negative regulation of molecular function negative regulation of catalytic activity protein localization negative regulation of protein transport regulation of localization establishment of protein localization negative regulation of nucleocytoplasmic transport nitrogen compound transport regulation of cellular process nucleocytoplasmic transport nuclear transport regulation of molecular function regulation of catalytic activity biological regulation negative regulation of molecular function negative regulation of catalytic activity protein localization negative regulation of protein transport regulation of localization establishment of protein localization negative regulation of nucleocytoplasmic transport nitrogen compound transport regulation of cellular process nucleocytoplasmic transport nuclear transport negative regulation of biological process negative regulation of intracellular protein transport negative regulation of transport localization import into nucleus cellular macromolecule localization establishment of localization in cell regulation of intracellular transport regulation of biological process organic substance transport negative regulation of establishment of protein localization intracellular transport regulation of nucleocytoplasmic transport protein localization to nucleus establishment of localization establishment of protein localization to organelle regulation of intracellular protein transport intracellular protein transport cellular localization regulation of protein localization transport regulation of protein localization to nucleus negative regulation of protein import into nucleus regulation of protein import into nucleus protein import into nucleus negative regulation of cellular process negative regulation of protein localization negative regulation of intracellular transport regulation of transport regulation of establishment of protein localization regulation of protein transport negative regulation of protein localization to nucleus protein transport regulation of cellular localization macromolecule localization protein localization to organelle cellular process negative regulation of nitrogen compound metabolic process regulation of transferase activity negative regulation of cellular metabolic process regulation of primary metabolic process regulation of nitrogen compound metabolic process negative regulation of kinase activity negative regulation of transferase activity regulation of phosphate metabolic process phosphate-containing compound metabolic process negative regulation of protein modification process phosphorus metabolic process protein modification process negative regulation of protein metabolic process protein phosphorylation phosphorylation cellular metabolic process regulation of protein metabolic process negative regulation of metabolic process regulation of cellular metabolic process primary metabolic process regulation of kinase activity negative regulation of protein phosphorylation macromolecule modification regulation of phosphorus metabolic process metabolic process macromolecule metabolic process regulation of metabolic process regulation of protein modification process regulation of protein phosphorylation negative regulation of phosphate metabolic process organic substance metabolic process nitrogen compound metabolic process protein metabolic process negative regulation of macromolecule metabolic process organonitrogen compound metabolic process negative regulation of protein kinase activity regulation of protein kinase activity regulation of macromolecule metabolic process negative regulation of phosphorus metabolic process regulation of phosphorylation negative regulation of phosphorylation regulation of protein serine/threonine kinase activity negative regulation of cAMP-dependent protein kinase activity regulation of cAMP-dependent protein kinase activity negative regulation of protein serine/threonine kinase activity cellular nitrogen compound biosynthetic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase II heterocycle metabolic process organic substance biosynthetic process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of transcription by RNA polymerase II negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II cellular nitrogen compound metabolic process negative regulation of cellular biosynthetic process organic cyclic compound metabolic process regulation of gene expression biosynthetic process aromatic compound biosynthetic process negative regulation of macromolecule biosynthetic process organic cyclic compound biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription negative regulation of RNA metabolic process cellular biosynthetic process RNA metabolic process RNA biosynthetic process regulation of RNA biosynthetic process regulation of biosynthetic process nucleobase-containing compound biosynthetic process heterocycle biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process negative regulation of biosynthetic process cellular aromatic compound metabolic process cell cycle G2/M phase transition regulation of cell cycle phase transition regulation of G2/M transition of mitotic cell cycle regulation of cell cycle process G2/M transition of mitotic cell cycle regulation of cell cycle G2/M phase transition cell cycle phase transition mitotic cell cycle regulation of mitotic cell cycle phase transition regulation of mitotic cell cycle mitotic cell cycle process cell cycle regulation of cell cycle cell cycle process mitotic cell cycle phase transition	intracellular anatomical structure cytoplasm cellular anatomical entity membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A [auth E]	SEP	Parent Component: SER RESID: AA0037 PSI-MOD : O-phospho-L-serine MOD:00046
A [auth E]	TPO	Parent Component: THR RESID: AA0037 , AA0038 PSI-MOD : O-phospho-L-serine MOD:00046 , O-phospho-L-threonine MOD:00047

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.