Annotations: 4AYC

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF13920	e4aycA1	A: few secondary structure elements	X: RING/U-box-like	H: RING/U-box-like	T: RING/U-box	F: PF13920	ECOD (1.6)
B	PF13920	e4aycB1	A: few secondary structure elements	X: RING/U-box-like	H: RING/U-box-like	T: RING/U-box	F: PF13920	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.5.170	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
A	3.30.40.10	Alpha Beta	2-Layer Sandwich	Herpes Virus-1	Zinc/RING finger domain, C3HC4 (zinc finger)	CATH (4.3.0)
B	3.30.40.10	Alpha Beta	2-Layer Sandwich	Herpes Virus-1	Zinc/RING finger domain, C3HC4 (zinc finger)	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF13920	Zinc finger, C3HC4 type (RING finger) (zf-C3HC4_3)	Zinc finger, C3HC4 type (RING finger)	-	Domain
B	PF13920	Zinc finger, C3HC4 type (RING finger) (zf-C3HC4_3)	Zinc finger, C3HC4 type (RING finger)	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	E3 UBIQUITIN-PROTEIN LIGASE RNF8	protein binding binding histone binding protein-containing complex binding chromatin binding ubiquitin binding ubiquitin-like protein binding 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 protein binding binding histone binding protein-containing complex binding chromatin binding ubiquitin binding ubiquitin-like protein binding 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 identical protein binding protein homodimerization activity protein dimerization activity ubiquitin protein ligase binding ubiquitin-like protein ligase binding enzyme binding cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process regulation of biological process regulation of cellular process signaling biological regulation intracellular signal transduction cell communication signal transduction in response to DNA damage signal transduction cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process regulation of biological process regulation of cellular process signaling biological regulation intracellular signal transduction cell communication signal transduction in response to DNA damage signal transduction cell division DNA repair-dependent chromatin remodeling protein-containing complex organization protein-DNA complex organization cellular component organization chromatin organization chromatin remodeling cellular component organization or biogenesis cellular biosynthetic process organic substance metabolic process organic substance biosynthetic process regulation of biosynthetic process epigenetic regulation of gene expression cellular metabolic process regulation of cellular metabolic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of cellular biosynthetic process regulation of gene expression biosynthetic process regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process negative regulation of biological process negative regulation of transcription elongation by RNA polymerase II negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase II negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of DNA-templated transcription elongation negative regulation of DNA-templated transcription regulation of transcription elongation by RNA polymerase II negative regulation of metabolic process primary metabolic process negative regulation of cellular biosynthetic process negative regulation of DNA-templated transcription, elongation organic cyclic compound metabolic process negative regulation of macromolecule biosynthetic process organic cyclic compound biosynthetic process regulation of DNA-templated transcription negative regulation of RNA metabolic process transcription elongation by RNA polymerase II RNA metabolic process RNA biosynthetic process nucleic acid biosynthetic process negative regulation of cellular process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process nucleic acid metabolic process DNA-templated transcription elongation negative regulation of biosynthetic process organonitrogen compound metabolic process protein autoubiquitination protein ubiquitination macromolecule modification protein metabolic process post-translational protein modification protein modification process protein modification by small protein conjugation protein modification by small protein conjugation or removal DNA metabolic process interstrand cross-link repair DNA repair positive regulation of biological process regulation of cellular response to stress positive regulation of response to stimulus positive regulation of metabolic process positive regulation of DNA repair regulation of response to stress positive regulation of macromolecule metabolic process positive regulation of cellular process positive regulation of nucleobase-containing compound metabolic process regulation of DNA repair positive regulation of DNA metabolic process regulation of response to stimulus regulation of DNA metabolic process cell cycle organonitrogen compound catabolic process catabolic process proteolysis involved in protein catabolic process protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process organic substance catabolic process response to ionizing radiation response to radiation response to abiotic stimulus spermatid development spermatid differentiation sexual reproduction cellular developmental process spermatogenesis reproductive process cell development cellular process involved in reproduction in multicellular organism developmental process involved in reproduction gamete generation cell differentiation anatomical structure development sperm DNA condensation developmental process multicellular organismal reproductive process male gamete generation nucleus organization organelle organization germ cell development spermatid nucleus differentiation protein polyubiquitination protein K63-linked ubiquitination protein K48-linked ubiquitination double-strand break repair adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains multicellular organismal process lymphocyte mediated immunity B cell activation involved in immune response cell activation involved in immune response multicellular organism development leukocyte mediated immunity somatic diversification of immune receptors somatic recombination of immunoglobulin genes involved in immune response system development immune response DNA recombination immune effector process somatic diversification of immunoglobulins B cell mediated immunity isotype switching immune system development immunoglobulin production immunoglobulin production involved in immunoglobulin-mediated immune response somatic cell DNA recombination lymphocyte activation leukocyte activation somatic diversification of immunoglobulins involved in immune response somatic recombination of immunoglobulin gene segments leukocyte activation involved in immune response lymphocyte activation involved in immune response production of molecular mediator of immune response B cell activation cell activation immunoglobulin mediated immune response adaptive immune response immune system process somatic diversification of immune receptors via germline recombination within a single locus double-strand break repair via nonhomologous end joining	midbody cellular anatomical entity intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle midbody cellular anatomical entity intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen site of double-strand break intracellular non-membrane-bounded organelle site of DNA damage chromosome non-membrane-bounded organelle chromosome, telomeric region chromosomal region protein-containing complex ubiquitin ligase complex catalytic complex transferase complex intracellular protein-containing complex
B	E3 UBIQUITIN-PROTEIN LIGASE RNF8	protein binding binding histone binding protein-containing complex binding chromatin binding ubiquitin binding ubiquitin-like protein binding 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 protein binding binding histone binding protein-containing complex binding chromatin binding ubiquitin binding ubiquitin-like protein binding 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 identical protein binding protein homodimerization activity protein dimerization activity ubiquitin protein ligase binding ubiquitin-like protein ligase binding enzyme binding cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process regulation of biological process regulation of cellular process signaling biological regulation intracellular signal transduction cell communication signal transduction in response to DNA damage signal transduction cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process regulation of biological process regulation of cellular process signaling biological regulation intracellular signal transduction cell communication signal transduction in response to DNA damage signal transduction cell division DNA repair-dependent chromatin remodeling protein-containing complex organization protein-DNA complex organization cellular component organization chromatin organization chromatin remodeling cellular component organization or biogenesis cellular biosynthetic process organic substance metabolic process organic substance biosynthetic process regulation of biosynthetic process epigenetic regulation of gene expression cellular metabolic process regulation of cellular metabolic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of cellular biosynthetic process regulation of gene expression biosynthetic process regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process negative regulation of biological process negative regulation of transcription elongation by RNA polymerase II negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase II negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of DNA-templated transcription elongation negative regulation of DNA-templated transcription regulation of transcription elongation by RNA polymerase II negative regulation of metabolic process primary metabolic process negative regulation of cellular biosynthetic process negative regulation of DNA-templated transcription, elongation organic cyclic compound metabolic process negative regulation of macromolecule biosynthetic process organic cyclic compound biosynthetic process regulation of DNA-templated transcription negative regulation of RNA metabolic process transcription elongation by RNA polymerase II RNA metabolic process RNA biosynthetic process nucleic acid biosynthetic process negative regulation of cellular process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process nucleic acid metabolic process DNA-templated transcription elongation negative regulation of biosynthetic process organonitrogen compound metabolic process protein autoubiquitination protein ubiquitination macromolecule modification protein metabolic process post-translational protein modification protein modification process protein modification by small protein conjugation protein modification by small protein conjugation or removal DNA metabolic process interstrand cross-link repair DNA repair positive regulation of biological process regulation of cellular response to stress positive regulation of response to stimulus positive regulation of metabolic process positive regulation of DNA repair regulation of response to stress positive regulation of macromolecule metabolic process positive regulation of cellular process positive regulation of nucleobase-containing compound metabolic process regulation of DNA repair positive regulation of DNA metabolic process regulation of response to stimulus regulation of DNA metabolic process cell cycle organonitrogen compound catabolic process catabolic process proteolysis involved in protein catabolic process protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process organic substance catabolic process response to ionizing radiation response to radiation response to abiotic stimulus spermatid development spermatid differentiation sexual reproduction cellular developmental process spermatogenesis reproductive process cell development cellular process involved in reproduction in multicellular organism developmental process involved in reproduction gamete generation cell differentiation anatomical structure development sperm DNA condensation developmental process multicellular organismal reproductive process male gamete generation nucleus organization organelle organization germ cell development spermatid nucleus differentiation protein polyubiquitination protein K63-linked ubiquitination protein K48-linked ubiquitination double-strand break repair adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains multicellular organismal process lymphocyte mediated immunity B cell activation involved in immune response cell activation involved in immune response multicellular organism development leukocyte mediated immunity somatic diversification of immune receptors somatic recombination of immunoglobulin genes involved in immune response system development immune response DNA recombination immune effector process somatic diversification of immunoglobulins B cell mediated immunity isotype switching immune system development immunoglobulin production immunoglobulin production involved in immunoglobulin-mediated immune response somatic cell DNA recombination lymphocyte activation leukocyte activation somatic diversification of immunoglobulins involved in immune response somatic recombination of immunoglobulin gene segments leukocyte activation involved in immune response lymphocyte activation involved in immune response production of molecular mediator of immune response B cell activation cell activation immunoglobulin mediated immune response adaptive immune response immune system process somatic diversification of immune receptors via germline recombination within a single locus double-strand break repair via nonhomologous end joining	midbody cellular anatomical entity intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle midbody cellular anatomical entity intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen site of double-strand break intracellular non-membrane-bounded organelle site of DNA damage chromosome non-membrane-bounded organelle chromosome, telomeric region chromosomal region protein-containing complex ubiquitin ligase complex catalytic complex transferase complex intracellular protein-containing complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR017335	E3 ubiquitin-protein ligase RNF8	Family
A	IPR017907	Zinc finger, RING-type, conserved site	Conserved Site
A	IPR008984	SMAD/FHA domain superfamily	Homologous Superfamily
A	IPR013083	Zinc finger, RING/FYVE/PHD-type	Homologous Superfamily
A	IPR000253	Forkhead-associated (FHA) domain	Domain
A	IPR001841	Zinc finger, RING-type	Domain
B	IPR017335	E3 ubiquitin-protein ligase RNF8	Family
B	IPR017907	Zinc finger, RING-type, conserved site	Conserved Site
B	IPR008984	SMAD/FHA domain superfamily	Homologous Superfamily
B	IPR013083	Zinc finger, RING/FYVE/PHD-type	Homologous Superfamily
B	IPR000253	Forkhead-associated (FHA) domain	Domain
B	IPR001841	Zinc finger, RING-type	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: O76064	autism Autistic Disorder RIDDLE syndrome
B	Pharos: O76064	autism Autistic Disorder RIDDLE syndrome

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
B	CSO	Parent Component: CYS RESID: AA0205 PSI-MOD : L-cysteine sulfenic acid MOD:00210

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.