3RQ3

Structure of T-cell immunoreceptor with immunoglobulin and ITIM domains (TIGIT) in hexagonal crystal form

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
IMGT Antibody Annotation
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3rq3a_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d3rq3b_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF07686	e3rq3A1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07686	ECOD (1.6)
B	PF07686	e3rq3B1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07686	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
B	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)

IMGT Antibody Annotation IMGT Database Homepage

Chain	Protein Name	Description	Organism Name	Gene Allele Name(s)	Domain Name(s)	Receptor Type	Receptor Description	Provenance Source
A, B	ITIM domain	1V-LIKE	Homo sapiens (human)	TIGIT	V-LIKE-DOMAIN V-LIKE	RPI	1V-LIKE	IMGT (202416-0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF07686	Immunoglobulin V-set domain (V-set)	Immunoglobulin V-set domain	This domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	T cell immunoreceptor with Ig and ITIM domains	protein binding binding signaling receptor binding identical protein binding	multicellular organismal process regulation of cellular process cellular biosynthetic process positive regulation of biological process interleukin-10 production positive regulation of cellular metabolic process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process organic substance metabolic process positive regulation of biosynthetic process regulation of cytokine production organic substance biosynthetic process cytokine production regulation of multicellular organismal process multicellular organismal process regulation of cellular process cellular biosynthetic process positive regulation of biological process interleukin-10 production positive regulation of cellular metabolic process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process organic substance metabolic process positive regulation of biosynthetic process regulation of cytokine production organic substance biosynthetic process cytokine production regulation of multicellular organismal process positive regulation of macromolecule metabolic process regulation of interleukin-10 production positive regulation of cellular process regulation of biosynthetic process regulation of biological process cellular metabolic process biological regulation regulation of cellular metabolic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process positive regulation of interleukin-10 production regulation of cellular biosynthetic process regulation of gene expression biosynthetic process positive regulation of gene expression positive regulation of multicellular organismal process regulation of macromolecule biosynthetic process metabolic process cellular process macromolecule metabolic process positive regulation of cytokine production regulation of metabolic process positive regulation of cellular biosynthetic process negative regulation of biological process regulation of interleukin-12 production negative regulation of interleukin-12 production negative regulation of cellular metabolic process negative regulation of cellular process interleukin-12 production negative regulation of macromolecule metabolic process negative regulation of metabolic process negative regulation of cytokine production negative regulation of cellular biosynthetic process negative regulation of gene expression negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of multicellular organismal process regulation of leukocyte activation regulation of cell activation lymphocyte activation negative regulation of lymphocyte activation leukocyte cell-cell adhesion negative regulation of cell adhesion leukocyte activation cell adhesion cell-cell adhesion T cell activation regulation of immune system process regulation of cell-cell adhesion regulation of cell adhesion cell activation regulation of T cell activation negative regulation of cell activation negative regulation of T cell activation negative regulation of immune system process negative regulation of leukocyte cell-cell adhesion immune system process negative regulation of cell-cell adhesion regulation of leukocyte cell-cell adhesion negative regulation of leukocyte activation regulation of lymphocyte activation	cell surface cellular anatomical entity cell periphery plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A, B	IPR003599	Immunoglobulin subtype	Domain
A, B	IPR042948	T-cell immunoglobulin and ITIM domain receptor	Family
A, B	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A, B	IPR013106	Immunoglobulin V-set domain	Domain
A, B	IPR007110	Immunoglobulin-like domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: Q495A1	cancer osteosarcoma interstitial cystitis psoriasis invasive ductal breast carcinoma Sjogren syndrome

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.