Annotations: 4P1N

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	Atg13 MIM	8103674	3002804	SCOP2B (2022-06-29)
C	SCOP2 Family	Atg13 MIM	8103673	4007831	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	Atg13 MIM	8103674	3002804	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	MIT domain	8103672	3001898	SCOP2B (2022-06-29)
A	SCOP2 Family	Atg1 tMIT	8047171	4005486	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	MIT domain	8103671	3001898	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	MIT domain	8103672	3001898	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	DUF3543_2nd	e4p1nB2	A: alpha bundles	X: Spectrin repeat-like	H: MIT domain (From Topology)	T: MIT domain	F: DUF3543_2nd	ECOD (1.6)
B	DUF3543_1st	e4p1nB1	A: alpha bundles	X: Spectrin repeat-like	H: MIT domain (From Topology)	T: MIT domain	F: DUF3543_1st	ECOD (1.6)
A	DUF3543_2nd	e4p1nA2	A: alpha bundles	X: Spectrin repeat-like	H: MIT domain (From Topology)	T: MIT domain	F: DUF3543_2nd	ECOD (1.6)
A	DUF3543_1st	e4p1nA1	A: alpha bundles	X: Spectrin repeat-like	H: MIT domain (From Topology)	T: MIT domain	F: DUF3543_1st	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	6.10.140.1900	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
C	6.10.140.1900	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C, D	Atg13 MIM	-	mitophagy catabolic process macroautophagy autophagy cellular process metabolic process autophagy of mitochondrion process utilizing autophagic mechanism autophagosome assembly organelle assembly vacuole organization autophagosome organization cellular component biogenesis cellular component organization mitophagy catabolic process macroautophagy autophagy cellular process metabolic process autophagy of mitochondrion process utilizing autophagic mechanism autophagosome assembly organelle assembly vacuole organization autophagosome organization cellular component biogenesis cellular component organization localization organelle organization cellular component assembly macromolecule localization protein localization to phagophore assembly site cellular component organization or biogenesis intracellular protein localization piecemeal microautophagy of the nucleus microautophagy nucleophagy establishment of protein localization protein transport transport establishment of localization	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol protein kinase complex transferase complex, transferring phosphorus-containing groups protein-containing complex catalytic complex serine/threonine protein kinase complex Atg1/ULK1 kinase complex transferase complex phagophore assembly site
A, B	Atg1 tMIT	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 protein serine/threonine 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 kinase activity	catabolic process autophagy cellular process metabolic process autophagy of mitochondrion process utilizing autophagic mechanism autophagosome assembly organelle assembly vacuole organization macroautophagy autophagosome organization cellular component biogenesis cellular component organization organelle organization catabolic process autophagy cellular process metabolic process autophagy of mitochondrion process utilizing autophagic mechanism autophagosome assembly organelle assembly vacuole organization macroautophagy autophagosome organization cellular component biogenesis cellular component organization organelle organization cellular component assembly cellular component organization or biogenesis piecemeal microautophagy of the nucleus microautophagy nucleophagy localization establishment of protein localization protein transport transport macromolecule localization intracellular protein localization establishment of localization regulation of biological process regulation of cellular process biological regulation regulation of catabolic process regulation of autophagy regulation of metabolic process reticulophagy response to nutrient levels response to stimulus response to stress response to starvation	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure organelle vacuole autophagosome cytoplasm intracellular membrane-bounded organelle protein kinase complex transferase complex, transferring phosphorus-containing groups protein-containing complex catalytic complex serine/threonine protein kinase complex membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure organelle vacuole autophagosome cytoplasm intracellular membrane-bounded organelle protein kinase complex transferase complex, transferring phosphorus-containing groups protein-containing complex catalytic complex serine/threonine protein kinase complex Atg1/ULK1 kinase complex transferase complex cytosol phagophore assembly site membrane membrane phagophore assembly site

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C, D	IPR036570	HORMA domain superfamily	Homologous Superfamily
C, D	IPR040182	Autophagy-related protein 13	Family
C, D	IPR018731	Autophagy-related protein 13, N-terminal	Domain
A, B	IPR045269	Serine/threonine-protein kinase Atg1-like	Family
A, B	IPR017441	Protein kinase, ATP binding site	Binding Site
A, B	IPR048941	ATG1-like, MIT domain 2	Domain
A, B	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily
A, B	IPR022708	Serine/threonine-protein kinase Atg1-like, tMIT domain	Domain
A, B	IPR000719	Protein kinase domain	Domain
A, B	IPR008271	Serine/threonine-protein kinase, active site	Active Site

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.