Annotations: 8K3Y

The "5+1" heteromeric structure of Lon protease consisting of a spiral pentamer with Y224S mutation and an N-terminal-truncated monomeric E613K mutant

External Resource: Annotation

Domain Annotation: ECOD Classification
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
F	Cullin_AB	e8k3yF1	A: a/b three-layered sandwiches	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: Cullin_AB	ECOD (v294.1)
A		e8k3yA01	A: a/b three-layered sandwiches	X: ATP-grasp_6	H: ATP-grasp_6	T: ATP-grasp_6	F:	ECOD (v294.1)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
F	Lon protease	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 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 pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity ATP-dependent activity peptidase activity catalytic activity, acting on a protein serine hydrolase activity serine-type peptidase activity serine-type endopeptidase activity endopeptidase activity ATP-dependent peptidase activity sequence-specific DNA binding DNA binding nucleic acid binding cation binding metal ion binding identical protein binding protein binding	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 cellular process response to temperature stimulus catabolic process metabolic process primary metabolic process protein catabolic process protein metabolic process 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 cellular process response to temperature stimulus catabolic process metabolic process primary metabolic process protein catabolic process protein metabolic process macromolecule metabolic process protein quality control for misfolded or incompletely synthesized proteins macromolecule catabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm
A, B, C, D, E	Lon protease	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 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 pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity ATP-dependent activity peptidase activity catalytic activity, acting on a protein serine hydrolase activity serine-type peptidase activity serine-type endopeptidase activity endopeptidase activity ATP-dependent peptidase activity sequence-specific DNA binding DNA binding nucleic acid binding cation binding metal ion binding identical protein binding protein binding	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 cellular process response to temperature stimulus catabolic process metabolic process primary metabolic process protein catabolic process protein metabolic process 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 cellular process response to temperature stimulus catabolic process metabolic process primary metabolic process protein catabolic process protein metabolic process macromolecule metabolic process protein quality control for misfolded or incompletely synthesized proteins macromolecule catabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
F	IPR027543	Lon protease, bacterial	Family
F	IPR015947	PUA-like superfamily	Homologous Superfamily
F	IPR046336	Lon protease, N-terminal domain superfamily	Homologous Superfamily
F	IPR003111	Lon protease, N-terminal domain	Domain
F	IPR004815	Lon protease, bacterial/eukaryotic-type	Family
F	IPR054594	Lon protease, AAA+ ATPase lid domain	Domain
F	IPR003593	AAA+ ATPase domain	Domain
F	IPR008269	Peptidase S16, Lon proteolytic domain	Domain
F	IPR027065	Lon protease	Family
F	IPR008268	Peptidase S16, active site	Active Site
F	IPR003959	ATPase, AAA-type, core	Domain
F	IPR020568	Ribosomal protein uS5 domain 2-type superfamily	Homologous Superfamily
F	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
F	IPR014721	Small ribosomal subunit protein uS5 domain 2-type fold, subgroup	Homologous Superfamily
A, B, C, D, E	IPR027543	Lon protease, bacterial	Family
A, B, C, D, E	IPR015947	PUA-like superfamily	Homologous Superfamily
A, B, C, D, E	IPR046336	Lon protease, N-terminal domain superfamily	Homologous Superfamily
A, B, C, D, E	IPR003111	Lon protease, N-terminal domain	Domain
A, B, C, D, E	IPR004815	Lon protease, bacterial/eukaryotic-type	Family
A, B, C, D, E	IPR054594	Lon protease, AAA+ ATPase lid domain	Domain
A, B, C, D, E	IPR003593	AAA+ ATPase domain	Domain
A, B, C, D, E	IPR008269	Peptidase S16, Lon proteolytic domain	Domain
A, B, C, D, E	IPR027065	Lon protease	Family
A, B, C, D, E	IPR008268	Peptidase S16, active site	Active Site
A, B, C, D, E	IPR003959	ATPase, AAA-type, core	Domain
A, B, C, D, E	IPR020568	Ribosomal protein uS5 domain 2-type superfamily	Homologous Superfamily
A, B, C, D, E	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A, B, C, D, E	IPR014721	Small ribosomal subunit protein uS5 domain 2-type fold, subgroup	Homologous Superfamily

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

8K3Y | pdb_00008k3y

The "5+1" heteromeric structure of Lon protease consisting of a spiral pentamer with Y224S mutation and an N-terminal-truncated monomeric E613K mutant

External Resource: Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage