Annotations: 6A73

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Lysozyme-like	8033861	3001879	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Lysozyme-like	8033861	3001879	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	KOG2581	e6a73A1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: KOG2581	ECOD (1.6)
A	Phage_lysozyme_2	e6a73A2	A: a+b complex topology	X: Lysozyme-like (From Homology)	H: Lysozyme-like	T: Lysozyme-like	F: Phage_lysozyme_2	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00959	Phage lysozyme (Phage_lysozyme)	Phage lysozyme	This family includes lambda phage lysozyme and E. coli endolysin.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	COP9 signalosome complex subunit 2,Endolysin	hydrolase activity, acting on glycosyl bonds peptidoglycan muralytic activity hydrolase activity, hydrolyzing O-glycosyl compounds lysozyme activity hydrolase activity catalytic activity transcription corepressor activity transcription regulator activity transcription coregulator activity protein-macromolecule adaptor activity molecular adaptor activity	biological process involved in interspecies interaction between organisms response to stimulus response to other organism defense response response to external stimulus response to biotic stimulus defense response to bacterium defense response to other organism response to stress response to bacterium response to external biotic stimulus organonitrogen compound catabolic process carbohydrate derivative catabolic process organonitrogen compound metabolic process biological process involved in interspecies interaction between organisms response to stimulus response to other organism defense response response to external stimulus response to biotic stimulus defense response to bacterium defense response to other organism response to stress response to bacterium response to external biotic stimulus organonitrogen compound catabolic process carbohydrate derivative catabolic process organonitrogen compound metabolic process catabolic process peptidoglycan catabolic process glycosaminoglycan metabolic process carbohydrate derivative metabolic process aminoglycan catabolic process macromolecule catabolic process glycosaminoglycan catabolic process aminoglycan metabolic process peptidoglycan metabolic process metabolic process macromolecule metabolic process symbiont-mediated cytolysis of host cell viral life cycle disruption of cell in another organism cytolysis biological process involved in interaction with host biological process involved in symbiotic interaction viral release from host cell by cytolysis disruption of cellular anatomical structure in another organism exit from host cell viral process cytolysis in another organism cellular process viral release from host cell disruption of anatomical structure in another organism symbiont-mediated killing of host cell killing of cells of another organism cell killing disruption of plasma membrane integrity in another organism cell wall organization or biogenesis cell wall macromolecule catabolic process cell wall macromolecule metabolic process developmental process multicellular organismal process cell population proliferation developmental growth chordate embryonic development growth embryo development trophectodermal cell proliferation in utero embryonic development multicellular organism development embryo development ending in birth or egg hatching anatomical structure development blastocyst growth blastocyst development protein phosphorylation phosphorylation cellular metabolic process primary metabolic process macromolecule modification phosphate-containing compound metabolic process protein metabolic process protein modification process phosphorus metabolic process cellular biosynthetic process RNA metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process transcription by RNA polymerase II biosynthetic process post-translational protein modification protein neddylation protein modification by small protein conjugation protein modification by small protein conjugation or removal regulation of cellular process negative regulation of biological process negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process regulation of RNA metabolic process negative regulation of cellular process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of transcription by RNA polymerase II negative regulation of DNA-templated transcription regulation of biological process negative regulation of transcription by RNA polymerase II negative regulation of metabolic process biological regulation regulation of cellular metabolic process regulation of macromolecule metabolic process negative regulation of cellular biosynthetic process regulation of cellular biosynthetic process regulation of gene expression negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of RNA metabolic process protein deneddylation protein modification by small protein removal cellular developmental process nervous system development generation of neurons neurogenesis neuron differentiation cell differentiation system development regulation of protein modification process regulation of post-translational protein modification regulation of protein metabolic process regulation of protein neddylation regulation of protein modification by small protein conjugation or removal skeletal muscle cell differentiation skeletal muscle tissue development animal organ development tissue development muscle structure development skeletal muscle organ development muscle tissue development muscle organ development cellular response to stimulus signaling signal transduction cell communication inner cell mass cell proliferation	host cellular component host intracellular part host cell cytoplasm host cell part host intracellular region cellular anatomical entity intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle intracellular organelle protein-containing complex organelle nucleus host cellular component host intracellular part host cell cytoplasm host cell part host intracellular region cellular anatomical entity intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle intracellular organelle protein-containing complex organelle nucleus nuclear protein-containing complex COP9 signalosome intracellular membrane-bounded organelle membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR052619	Bacteriophage lysozyme-like	Family
A, B	IPR001165	T4-type lysozyme	Family
A, B	IPR034690	Endolysin T4 type	Family
A, B	IPR002196	Glycoside hydrolase, family 24	Family
A, B	IPR023347	Lysozyme domain superfamily	Homologous Superfamily
A, B	IPR023346	Lysozyme-like domain superfamily	Homologous Superfamily
A, B	IPR050871	26S Proteasome and COP9 Signalosome Components	Family
A, B	IPR011990	Tetratricopeptide-like helical domain superfamily	Homologous Superfamily
A, B	IPR036390	Winged helix DNA-binding domain superfamily	Homologous Superfamily
A, B	IPR000717	Proteasome component (PCI) domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: P61201	endometriosis Endometrioma lung adenocarcinoma plasma cell myeloma lymphoplasmacytic lymphoma tuberculosis hereditary spastic paraplegia ovarian cancer

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 R01GM133198.