Annotations: 3LJC

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	PUA domain-like	8037163	3001015	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	RNA_polI_A34	e3ljcA1	A: a/b three-layered sandwiches	X: triple barrel	H: triple barrel	T: RNA polymerase I subunits A49/A34.5 dimerization domains	F: RNA_polI_A34	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.30.130.40	Mainly Beta	Roll	Archaeosine Trna-guanine Transglycosylase	Chain: A, domain 4	CATH (4.3.0)
A	1.20.58.1480	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF02190	ATP-dependent protease La (LON) substrate-binding domain (LON_substr_bdg)	ATP-dependent protease La (LON) substrate-binding domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	ATP-dependent protease La	peptidase activity catalytic activity, acting on a protein hydrolase activity catalytic activity serine hydrolase activity serine-type peptidase activity serine-type endopeptidase activity endopeptidase activity sequence-specific DNA binding DNA binding binding nucleic acid binding adenyl ribonucleotide binding nucleotide binding peptidase activity catalytic activity, acting on a protein hydrolase activity catalytic activity serine hydrolase activity serine-type peptidase activity serine-type endopeptidase activity endopeptidase activity sequence-specific DNA binding DNA binding binding nucleic acid 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, acting on acid anhydrides ATP-dependent activity ATP-dependent peptidase activity	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 response to X-ray response to ionizing radiation response to radiation proteolysis 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 response to X-ray response to ionizing radiation response to radiation proteolysis metabolic process primary metabolic process protein metabolic process macromolecule metabolic process catabolic process protein catabolic process protein quality control for misfolded or incompletely synthesized proteins macromolecule catabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

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

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.