Annotations: 4LZP

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth B]	TIR	e4lzpB1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Toll/Interleukin receptor TIR domain (From Topology)	T: Toll/Interleukin receptor TIR domain	F: TIR	ECOD (1.6)
B [auth C]	TIR	e4lzpC1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Toll/Interleukin receptor TIR domain (From Topology)	T: Toll/Interleukin receptor TIR domain	F: TIR	ECOD (1.6)
C [auth A]	TIR	e4lzpA1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Toll/Interleukin receptor TIR domain (From Topology)	T: Toll/Interleukin receptor TIR domain	F: TIR	ECOD (1.6)
D	TIR	e4lzpD1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Toll/Interleukin receptor TIR domain (From Topology)	T: Toll/Interleukin receptor TIR domain	F: TIR	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A [auth B]	3.40.50.10140	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Toll/interleukin-1 receptor homology (TIR) domain	CATH (4.3.0)
B [auth C]	3.40.50.10140	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Toll/interleukin-1 receptor homology (TIR) domain	CATH (4.3.0)
C [auth A]	3.40.50.10140	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Toll/interleukin-1 receptor homology (TIR) domain	CATH (4.3.0)
D	3.40.50.10140	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Toll/interleukin-1 receptor homology (TIR) domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth B], B [auth C], C [auth A], D	PF13676	TIR domain (TIR_2)	TIR domain	This is a family of Toll-like receptors.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth B], B [auth C], C [auth A], D	Putative uncharacterized protein	NAD+ nucleosidase activity hydrolase activity, acting on glycosyl bonds hydrolase activity hydrolase activity, hydrolyzing N-glycosyl compounds catalytic activity binding lipid binding NADP+ nucleosidase activity NAD+ nucleotidase, cyclic ADP-ribose generating	pyridine nucleotide catabolic process catabolic process organophosphate catabolic process nucleoside phosphate catabolic process NAD metabolic process nucleobase-containing compound metabolic process NAD catabolic process organic substance metabolic process purine nucleotide metabolic process nucleobase-containing small molecule metabolic process phosphate-containing compound metabolic process pyridine-containing compound metabolic process small molecule metabolic process phosphorus metabolic process pyridine nucleotide catabolic process catabolic process organophosphate catabolic process nucleoside phosphate catabolic process NAD metabolic process nucleobase-containing compound metabolic process NAD catabolic process organic substance metabolic process purine nucleotide metabolic process nucleobase-containing small molecule metabolic process phosphate-containing compound metabolic process pyridine-containing compound metabolic process small molecule metabolic process phosphorus metabolic process pyridine nucleotide metabolic process nucleotide catabolic process nucleoside phosphate metabolic process organonitrogen compound catabolic process nicotinamide nucleotide metabolic process purine nucleotide catabolic process organonitrogen compound metabolic process cellular metabolic process primary metabolic process purine-containing compound catabolic process nucleotide metabolic process organic cyclic compound catabolic process nucleobase-containing compound catabolic process purine-containing compound metabolic process organic cyclic compound metabolic process organophosphate metabolic process metabolic process cellular process organic substance catabolic process pyridine-containing compound catabolic process cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling biological regulation signal transduction cell communication	membrane cellular anatomical entity host cell plasma membrane host cellular component host cell part host cell membrane extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth B], B [auth C], C [auth A], D	IPR000157	Toll/interleukin-1 receptor homology (TIR) domain	Domain
A [auth B], B [auth C], C [auth A], D	IPR035897	Toll/interleukin-1 receptor homology (TIR) domain superfamily	Homologous Superfamily

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.