Annotations: 1D5F

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1d5fa_	Alpha and beta proteins (a+b)	Hect, E3 ligase catalytic domain	Hect, E3 ligase catalytic domain	Hect, E3 ligase catalytic domain	Ubiquitin-protein ligase E3a (E6ap)	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d1d5fb_	Alpha and beta proteins (a+b)	Hect, E3 ligase catalytic domain	Hect, E3 ligase catalytic domain	Hect, E3 ligase catalytic domain	Ubiquitin-protein ligase E3a (E6ap)	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d1d5fc_	Alpha and beta proteins (a+b)	Hect, E3 ligase catalytic domain	Hect, E3 ligase catalytic domain	Hect, E3 ligase catalytic domain	Ubiquitin-protein ligase E3a (E6ap)	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Hect E3 ligase catalytic domain	8036718	3000934	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Hect E3 ligase catalytic domain	8036718	3000934	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Hect E3 ligase catalytic domain	8036718	3000934	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	PF00632	e1d5fA1	A: a+b complex topology	X: Hect, E3 ligase catalytic domain (From Topology)	H: Hect, E3 ligase catalytic domain (From Topology)	T: Hect, E3 ligase catalytic domain	F: PF00632	ECOD (1.6)
B	PF00632	e1d5fB1	A: a+b complex topology	X: Hect, E3 ligase catalytic domain (From Topology)	H: Hect, E3 ligase catalytic domain (From Topology)	T: Hect, E3 ligase catalytic domain	F: PF00632	ECOD (1.6)
C	PF00632	e1d5fC1	A: a+b complex topology	X: Hect, E3 ligase catalytic domain (From Topology)	H: Hect, E3 ligase catalytic domain (From Topology)	T: Hect, E3 ligase catalytic domain	F: PF00632	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.90.1750.10	Alpha Beta	Alpha-Beta Complex	Hect, E3 ligase catalytic domain fold	Hect, E3 ligase catalytic domains	CATH (4.3.0)
A	3.30.2160.10	Alpha Beta	2-Layer Sandwich	Hect, E3 ligase catalytic domain	Hect, E3 ligase catalytic domain	CATH (4.3.0)
A	3.30.2410.10	Alpha Beta	2-Layer Sandwich	Hect, E3 ligase catalytic fold	Hect, E3 ligase catalytic domain	CATH (4.3.0)
B	3.90.1750.10	Alpha Beta	Alpha-Beta Complex	Hect, E3 ligase catalytic domain fold	Hect, E3 ligase catalytic domains	CATH (4.3.0)
B	3.30.2160.10	Alpha Beta	2-Layer Sandwich	Hect, E3 ligase catalytic domain	Hect, E3 ligase catalytic domain	CATH (4.3.0)
B	3.30.2410.10	Alpha Beta	2-Layer Sandwich	Hect, E3 ligase catalytic fold	Hect, E3 ligase catalytic domain	CATH (4.3.0)
C	3.90.1750.10	Alpha Beta	Alpha-Beta Complex	Hect, E3 ligase catalytic domain fold	Hect, E3 ligase catalytic domains	CATH (4.3.0)
C	3.30.2160.10	Alpha Beta	2-Layer Sandwich	Hect, E3 ligase catalytic domain	Hect, E3 ligase catalytic domain	CATH (4.3.0)
C	3.30.2410.10	Alpha Beta	2-Layer Sandwich	Hect, E3 ligase catalytic fold	Hect, E3 ligase catalytic domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C	PF00632	HECT-domain (ubiquitin-transferase) (HECT)	HECT-domain (ubiquitin-transferase)	The name HECT comes from Homologous to the E6-AP Carboxyl Terminus.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	E6AP HECT CATALYTIC DOMAIN, E3 LIGASE	transcription coactivator activity transcription regulator activity transcription coregulator activity protein-macromolecule adaptor activity molecular adaptor activity aminoacyltransferase activity ubiquitin-like protein transferase activity catalytic activity, acting on a protein acyltransferase activity ubiquitin-like protein ligase activity ubiquitin protein ligase activity transferase activity catalytic activity ubiquitin-protein transferase activity transcription coactivator activity transcription regulator activity transcription coregulator activity protein-macromolecule adaptor activity molecular adaptor activity aminoacyltransferase activity ubiquitin-like protein transferase activity catalytic activity, acting on a protein acyltransferase activity ubiquitin-like protein ligase activity ubiquitin protein ligase activity transferase activity catalytic activity ubiquitin-protein transferase activity cation binding ion binding binding metal ion binding small molecule binding	developmental process multicellular organism development multicellular organismal process head development central nervous system development anatomical structure development animal organ development brain development nervous system development system development cellular response to stimulus response to organic substance regulation of cellular process intracellular receptor signaling pathway developmental process multicellular organism development multicellular organismal process head development central nervous system development anatomical structure development animal organ development brain development nervous system development system development cellular response to stimulus response to organic substance regulation of cellular process intracellular receptor signaling pathway response to stimulus response to lipid signaling hormone-mediated signaling pathway cell communication cellular response to endogenous stimulus response to hormone response to steroid hormone androgen receptor signaling pathway signal transduction cellular response to organic substance cellular response to steroid hormone stimulus response to organic cyclic compound cellular response to hormone stimulus regulation of biological process response to endogenous stimulus biological regulation cellular response to organic cyclic compound cellular response to chemical stimulus steroid hormone mediated signaling pathway response to chemical cellular response to lipid nuclear receptor signaling pathway cellular process intracellular steroid hormone receptor signaling pathway rhythmic process circadian rhythm regulation of circadian rhythm response to ketone response to progesterone response to oxygen-containing compound cellular response to growth factor stimulus cellular response to nerve growth factor stimulus cellular response to brain-derived neurotrophic factor stimulus response to nerve growth factor response to growth factor organonitrogen compound metabolic process protein autoubiquitination primary metabolic process organic substance metabolic process protein ubiquitination macromolecule modification metabolic process protein metabolic process macromolecule metabolic process post-translational protein modification protein modification process protein modification by small protein conjugation protein modification by small protein conjugation or removal regulation of protein modification process positive regulation of protein metabolic process positive regulation of biological process regulation of protein ubiquitination positive regulation of post-translational protein modification regulation of primary metabolic process positive regulation of metabolic process positive regulation of protein modification process positive regulation of macromolecule metabolic process regulation of protein modification by small protein conjugation or removal positive regulation of protein modification by small protein conjugation or removal positive regulation of protein ubiquitination regulation of post-translational protein modification regulation of protein metabolic process regulation of macromolecule metabolic process regulation of metabolic process positive regulation of cell communication regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction positive regulation of signal transduction regulation of signal transduction intracellular signal transduction positive regulation of response to stimulus regulation of intracellular signal transduction intracellular signaling cassette positive regulation of cellular process regulation of signaling positive regulation of intracellular signal transduction positive regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction regulation of response to stimulus regulation of cell communication phosphatidylinositol 3-kinase/protein kinase B signal transduction positive regulation of signaling catabolic process proteolysis involved in protein catabolic process regulation of ubiquitin-dependent protein catabolic process macromolecule catabolic process regulation of proteolysis involved in protein catabolic process regulation of proteolysis modification-dependent macromolecule catabolic process proteolysis organonitrogen compound catabolic process regulation of catabolic process protein catabolic process modification-dependent protein catabolic process ubiquitin-dependent protein catabolic process organic substance catabolic process import into cell sexual reproduction transport reproductive process fertilization establishment of localization sperm entry vesicle-mediated transport localization endocytosis single fertilization proteasomal protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process behavior locomotory behavior exploration behavior locomotory exploration behavior cell projection organization negative regulation of biological process neuron projection development cell projection morphogenesis negative regulation of dendritic spine morphogenesis neuron differentiation neuron projection morphogenesis cell differentiation regulation of synapse structure or activity dendritic spine morphogenesis synapse organization regulation of biological quality dendritic spine development dendritic spine organization postsynapse organization negative regulation of cellular component organization regulation of cell projection organization regulation of postsynapse organization generation of neurons regulation of neuron projection development regulation of cellular component organization regulation of developmental process cellular developmental process plasma membrane bounded cell projection morphogenesis cell development negative regulation of dendritic spine development regulation of dendritic spine development cell morphogenesis cellular component organization neurogenesis dendrite development negative regulation of cellular process cellular component organization or biogenesis negative regulation of cell projection organization regulation of anatomical structure morphogenesis plasma membrane bounded cell projection organization negative regulation of developmental process dendrite morphogenesis cell morphogenesis involved in neuron differentiation negative regulation of neuron projection development anatomical structure morphogenesis regulation of synapse organization cell junction organization neuron development regulation of dendritic spine morphogenesis neuron projection organization regulation of plasma membrane bounded cell projection organization protein polyubiquitination gonad development reproductive system development female gonad development sex differentiation female sex differentiation development of primary female sexual characteristics developmental process involved in reproduction development of primary sexual characteristics reproductive structure development ovarian follicle development protein K48-linked ubiquitination regulation of synaptic plasticity trans-synaptic signaling modulation of chemical synaptic transmission cell-cell signaling chemical synaptic transmission synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling negative regulation of signaling negative regulation of intracellular signal transduction negative regulation of cell communication negative regulation of TORC1 signaling negative regulation of TOR signaling regulation of TORC1 signaling TOR signaling regulation of TOR signaling negative regulation of response to stimulus negative regulation of signal transduction TORC1 signaling progesterone receptor signaling pathway positive regulation of Golgi lumen acidification homeostatic process positive regulation of cellular pH reduction regulation of Golgi lumen acidification intracellular pH reduction Golgi lumen acidification regulation of intracellular pH cellular homeostasis chemical homeostasis regulation of cellular pH reduction intracellular monoatomic cation homeostasis regulation of pH monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis regulation of cellular pH intracellular monoatomic ion homeostasis developmental growth prostate gland development growth gland development urogenital system development organ growth prostate gland growth system process learning learning or memory nervous system process motor learning cognition response to hydrogen peroxide response to oxidative stress response to stress response to reactive oxygen species response to inorganic substance positive regulation of macromolecule biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase II organic substance biosynthetic process regulation of nucleobase-containing compound metabolic process regulation of transcription by RNA polymerase II positive regulation of nucleobase-containing compound metabolic process cellular metabolic process regulation of cellular metabolic process positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process organic cyclic compound metabolic process regulation of gene expression biosynthetic process organic cyclic compound biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription positive regulation of DNA-templated transcription cellular biosynthetic process RNA metabolic process positive regulation of cellular metabolic process RNA biosynthetic process nucleic acid biosynthetic process positive regulation of biosynthetic process regulation of RNA biosynthetic process regulation of biosynthetic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process response to organonitrogen compound response to nitrogen compound response to cocaine response to alkaloid	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol synapse cell junction glutamatergic synapse protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex intracellular protein-containing complex membrane-bounded organelle intracellular anatomical structure cytoplasm cellular anatomical entity cytosol synapse cell junction glutamatergic synapse protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex intracellular protein-containing complex membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR032353	Ubiquitin-protein ligase E3A, N-terminal zinc-binding domain	Domain
A, B, C	IPR035983	HECT, E3 ligase catalytic domain	Homologous Superfamily
A, B, C	IPR044611	Ubiquitin-protein ligase E3A/B/C-like	Family
A, B, C	IPR000569	HECT domain	Domain
A, B, C	IPR042556	Ubiquitin-protein ligase E3A, N-terminal zinc-binding domain superfamily	Homologous Superfamily
A, B, C	IPR017134	Ubiquitin-protein ligase E3A	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C	Pharos: Q05086	Angelman syndrome autism 15q11q13 microduplication syndrome Craniofacial Abnormalities epilepsy intellectual disability Sjogren syndrome malignant glioma osteosarcoma Prader-Willi syndrome autism spectrum disorder medulloblastoma ovarian cancer psoriasis microcephaly Angelman syndrome autism 15q11q13 microduplication syndrome Craniofacial Abnormalities epilepsy intellectual disability Sjogren syndrome malignant glioma osteosarcoma Prader-Willi syndrome autism spectrum disorder medulloblastoma ovarian cancer psoriasis microcephaly plasma cell myeloma

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.