1Y8Q

SUMO E1 ACTIVATING ENZYME SAE1-SAE2-MG-ATP COMPLEX

External Resource: Annotation

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: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Ubiquitin activating enzymes SAE1-like	8003534	4000139	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Activating enzymes of the ubiquitin-like proteins	8003535	3000112	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	CC (catalytic cysteine) domain-like	8003545	3000140	SCOP2 (2022-06-29)
C	SCOP2B Superfamily	CC (catalytic cysteine) domain-like	8003545	3000140	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Activating enzymes of the ubiquitin-like proteins	8003535	3000112	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Activating enzymes of the ubiquitin-like proteins	8003535	3000112	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	E2 binding domain-like	8003943	3000147	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	SCCH domain-like	8003544	3000139	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Activating enzymes of the ubiquitin-like proteins	8003541	3000112	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Activating enzymes of the ubiquitin-like proteins	8003541	3000112	SCOP2B (2022-06-29)
D	SCOP2 Family	Ubiquitin activating enzymes UBA2-like	8003510	4000345	SCOP2 (2022-06-29)
D	SCOP2 Family	E2 binding domain-like	8058306	4004110	SCOP2 (2022-06-29)
D	SCOP2 Superfamily	Activating enzymes of the ubiquitin-like proteins	8003541	3000112	SCOP2 (2022-06-29)
D	SCOP2 Superfamily	SCCH domain-like	8003544	3000139	SCOP2 (2022-06-29)
D	SCOP2 Superfamily	E2 binding domain-like	8003943	3000147	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)
A	ThiF_3	e1y8qA2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: Activating enzymes of the ubiquitin-like proteins	F: ThiF_3	ECOD (1.6)
C	ThiF_3	e1y8qC1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: Activating enzymes of the ubiquitin-like proteins	F: ThiF_3	ECOD (1.6)
B	UBA_e1_thiolCys	e1y8qB2	A: alpha arrays	X: Catalytic cysteine domain in ubiquitin-activating enzyme (From Topology)	H: Catalytic cysteine domain in ubiquitin-activating enzyme (From Topology)	T: Catalytic cysteine domain in ubiquitin-activating enzyme	F: UBA_e1_thiolCys	ECOD (1.6)
B	UAE_UbL	e1y8qB3	A: a+b two layers	X: beta-Grasp	H: E2-binding domain of E1 (From Topology)	T: E2-binding domain of E1	F: UAE_UbL	ECOD (1.6)
B	ThiF_1	e1y8qB1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: Activating enzymes of the ubiquitin-like proteins	F: ThiF_1	ECOD (1.6)
D	UBA_e1_thiolCys	e1y8qD2	A: alpha arrays	X: Catalytic cysteine domain in ubiquitin-activating enzyme (From Topology)	H: Catalytic cysteine domain in ubiquitin-activating enzyme (From Topology)	T: Catalytic cysteine domain in ubiquitin-activating enzyme	F: UBA_e1_thiolCys	ECOD (1.6)
D	UAE_UbL	e1y8qD3	A: a+b two layers	X: beta-Grasp	H: E2-binding domain of E1 (From Topology)	T: E2-binding domain of E1	F: UAE_UbL	ECOD (1.6)
D	ThiF_1	e1y8qD1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: Activating enzymes of the ubiquitin-like proteins	F: ThiF_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
C	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
B	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
B	1.10.10.520	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Ubiquitin activating enzymes (Uba3). Chain: B, domain 2	CATH (4.3.0)
B	3.10.290.20	Alpha Beta	Roll	Structural Genomics Hypothetical 15.5 Kd Protein In mrcA-pckA Intergenic Region	Chain A	CATH (4.3.0)
D	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
D	1.10.10.520	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Ubiquitin activating enzymes (Uba3). Chain: B, domain 2	CATH (4.3.0)
D	3.10.290.20	Alpha Beta	Roll	Structural Genomics Hypothetical 15.5 Kd Protein In mrcA-pckA Intergenic Region	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, C	PF00899	ThiF family (ThiF)	ThiF family	This domain is found in ubiquitin activating E1 family and members of the bacterial ThiF/MoeB/HesA family. It is repeated in Ubiquitin-activating enzyme E1 [1-3].	Domain
B, D	PF00899	ThiF family (ThiF)	ThiF family	This domain is found in ubiquitin activating E1 family and members of the bacterial ThiF/MoeB/HesA family. It is repeated in Ubiquitin-activating enzyme E1 [1-3].	Domain
B, D	PF16195	SUMO-activating enzyme subunit 2 C-terminus (UBA2_C)	SUMO-activating enzyme subunit 2 C-terminus	-	Disordered
B, D	PF14732	Ubiquitin/SUMO-activating enzyme ubiquitin-like domain (UAE_UbL)	Ubiquitin/SUMO-activating enzyme ubiquitin-like domain	This is the C-terminal domain of ubiquitin-activating enzyme and SUMO-activating enzyme 2. It is structurally similar to ubiquitin. This domain is involved in E1-SUMO-thioester transfer to the SUMO E2 conjugating protein [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, C	Ubiquitin-like 1 activating enzyme E1A	protein binding binding ATP-dependent protein binding enzyme regulator activity enzyme activator activity molecular function activator activity molecular function regulator activity ubiquitin-like modifier activating enzyme activity ligase activity, forming carbon-sulfur bonds catalytic activity, acting on a protein ubiquitin activating enzyme activity catalytic activity ligase activity ATP-dependent activity protein binding binding ATP-dependent protein binding enzyme regulator activity enzyme activator activity molecular function activator activity molecular function regulator activity ubiquitin-like modifier activating enzyme activity ligase activity, forming carbon-sulfur bonds catalytic activity, acting on a protein ubiquitin activating enzyme activity catalytic activity ligase activity ATP-dependent activity small protein activating enzyme binding enzyme binding protein heterodimerization activity protein dimerization activity	regulation of protein sumoylation regulation of protein modification process positive regulation of protein metabolic process peptidyl-lysine modification positive regulation of biological process positive regulation of post-translational protein modification regulation of primary metabolic process positive regulation of metabolic process positive regulation of protein modification process organic substance metabolic process peptidyl-amino acid modification positive regulation of macromolecule metabolic process protein metabolic process regulation of protein modification by small protein conjugation or removal regulation of protein sumoylation regulation of protein modification process positive regulation of protein metabolic process peptidyl-lysine modification positive regulation of biological process positive regulation of post-translational protein modification regulation of primary metabolic process positive regulation of metabolic process positive regulation of protein modification process organic substance metabolic process peptidyl-amino acid modification positive regulation of macromolecule metabolic process protein metabolic process regulation of protein modification by small protein conjugation or removal protein modification process positive regulation of protein modification by small protein conjugation or removal regulation of biological process organonitrogen compound metabolic process regulation of post-translational protein modification regulation of protein metabolic process biological regulation primary metabolic process regulation of macromolecule metabolic process protein sumoylation macromolecule modification metabolic process macromolecule metabolic process positive regulation of protein sumoylation post-translational protein modification regulation of metabolic process protein modification by small protein conjugation protein modification by small protein conjugation or removal protein localization regulation of localization establishment of protein localization cellular localization regulation of cellular process regulation of protein localization protein targeting regulation of protein targeting to mitochondrion positive regulation of establishment of protein localization localization cellular macromolecule localization positive regulation of protein targeting to mitochondrion positive regulation of cellular process regulation of establishment of protein localization establishment of localization regulation of establishment of protein localization to mitochondrion establishment of protein localization to organelle regulation of protein targeting regulation of cellular localization macromolecule localization protein localization to organelle protein localization to mitochondrion positive regulation of protein localization protein targeting to mitochondrion cellular process establishment of protein localization to mitochondrion positive regulation of establishment of protein localization to mitochondrion	intracellular anatomical structure cytoplasm cellular anatomical entity membrane-bounded organelle protein-containing complex catalytic complex SUMO activating enzyme complex nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle organelle membrane-enclosed lumen intracellular organelle lumen intracellular anatomical structure cytoplasm cellular anatomical entity membrane-bounded organelle protein-containing complex catalytic complex SUMO activating enzyme complex nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle organelle membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
B, D	Ubiquitin-like 2 activating enzyme E1B	cation binding magnesium ion binding ion binding binding metal ion binding small molecule 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 cation binding magnesium ion binding ion binding binding metal ion binding small molecule 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 ubiquitin-like modifier activating enzyme activity SUMO activating enzyme activity ligase activity, forming carbon-sulfur bonds catalytic activity, acting on a protein catalytic activity ligase activity ATP-dependent activity protein binding small protein activating enzyme binding enzyme binding SUMO binding ubiquitin-like protein binding protein heterodimerization activity protein dimerization activity transferase activity ubiquitin-like protein conjugating enzyme binding	regulation of protein sumoylation regulation of protein modification process positive regulation of protein metabolic process peptidyl-lysine modification positive regulation of biological process positive regulation of post-translational protein modification regulation of primary metabolic process positive regulation of metabolic process positive regulation of protein modification process organic substance metabolic process peptidyl-amino acid modification positive regulation of macromolecule metabolic process protein metabolic process regulation of protein modification by small protein conjugation or removal regulation of protein sumoylation regulation of protein modification process positive regulation of protein metabolic process peptidyl-lysine modification positive regulation of biological process positive regulation of post-translational protein modification regulation of primary metabolic process positive regulation of metabolic process positive regulation of protein modification process organic substance metabolic process peptidyl-amino acid modification positive regulation of macromolecule metabolic process protein metabolic process regulation of protein modification by small protein conjugation or removal protein modification process positive regulation of protein modification by small protein conjugation or removal regulation of biological process organonitrogen compound metabolic process regulation of post-translational protein modification regulation of protein metabolic process biological regulation primary metabolic process regulation of macromolecule metabolic process protein sumoylation macromolecule modification metabolic process macromolecule metabolic process positive regulation of protein sumoylation post-translational protein modification regulation of metabolic process protein modification by small protein conjugation protein modification by small protein conjugation or removal	intracellular anatomical structure cytoplasm cellular anatomical entity membrane-bounded organelle protein-containing complex catalytic complex SUMO activating enzyme complex nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle organelle membrane-enclosed lumen intracellular organelle lumen intracellular anatomical structure cytoplasm cellular anatomical entity membrane-bounded organelle protein-containing complex catalytic complex SUMO activating enzyme complex nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle organelle membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, C	IPR000011	Ubiquitin/SUMO-activating enzyme E1-like	Family
A, C	IPR045886	ThiF/MoeB/HesA family	Family
A, C	IPR000594	THIF-type NAD/FAD binding fold	Domain
A, C	IPR035985	Ubiquitin-activating enzyme	Homologous Superfamily
B, D	IPR045886	ThiF/MoeB/HesA family	Family
B, D	IPR032426	SUMO-activating enzyme subunit 2, C-terminal domain	Domain
B, D	IPR042449	Ubiquitin-activating enzyme E1, inactive adenylation domain, subdomain 1	Homologous Superfamily
B, D	IPR030661	SUMO-activating enzyme subunit Uba2	Family
B, D	IPR000594	THIF-type NAD/FAD binding fold	Domain
B, D	IPR035985	Ubiquitin-activating enzyme	Homologous Superfamily
B, D	IPR033127	Ubiquitin-activating enzyme E1, Cys active site	Active Site
B, D	IPR028077	Ubiquitin/SUMO-activating enzyme ubiquitin-like domain	Domain
B, D	IPR023318	Ubiquitin activating enzyme, alpha domain superfamily	Homologous Superfamily
B, D	IPR018074	Ubiquitin-activating enzyme E1, conserved site	Conserved Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, C	Pharos: Q9UBE0	Adams-Oliver syndrome atypical teratoid rhabdoid tumor metabolic syndrome X rheumatoid arthritis adrenal cortex carcinoma lung cancer osteosarcoma astrocytic tumor medulloblastoma ovarian cancer
B, D	Pharos: Q9UBT2	atypical teratoid rhabdoid tumor large cell medulloblastoma medulloblastoma

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.