Annotations: 2PET

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	DNA_pol_B	e2petA1	A: alpha bundles	X: Lipocalins/Streptavidin	H: Fibronectin type I module-like	T: Fibronectin type I module	F: DNA_pol_B	ECOD (develop294)

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)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	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
A	PF08205	CD80-like C2-set immunoglobulin domain (C2-set_2)	CD80-like C2-set immunoglobulin domain	These domains belong to the immunoglobulin superfamily.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Lutheran blood group glycoprotein	extracellular matrix binding binding protein binding laminin binding molecular transducer activity transmembrane signaling receptor activity signaling receptor activity cell adhesion molecule binding laminin receptor activity cell adhesion mediator activity	cell adhesion cell-matrix adhesion cell-substrate adhesion cellular process developmental process multicellular organismal process blood vessel morphogenesis tube development angiogenesis vasculature development circulatory system development anatomical structure morphogenesis multicellular organism development tube morphogenesis cell adhesion cell-matrix adhesion cell-substrate adhesion cellular process developmental process multicellular organismal process blood vessel morphogenesis tube development angiogenesis vasculature development circulatory system development anatomical structure morphogenesis multicellular organism development tube morphogenesis anatomical structure formation involved in morphogenesis anatomical structure development blood vessel development system development cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling biological regulation signal transduction cell communication	cell periphery cellular anatomical structure cell surface membrane plasma membrane external side of plasma membrane side of membrane extracellular region extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle organelle extracellular space cell periphery cellular anatomical structure cell surface membrane plasma membrane external side of plasma membrane side of membrane extracellular region extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle organelle extracellular space vesicle extracellular membrane-bounded organelle extracellular matrix external encapsulating structure

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A	IPR003598	Immunoglobulin subtype 2	Domain
A	IPR051116	Cell Surface Receptors and Adhesion Molecules	Family
A	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A	IPR013106	Immunoglobulin V-set domain	Domain
A	IPR003599	Immunoglobulin domain subtype	Domain
A	IPR013162	CD80-like, immunoglobulin C2-set	Domain
A	IPR007110	Immunoglobulin-like domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P50895	abdominal aortic aneurysm cerebrovascular disorder lung carcinoma myocardial infarction vascular dementia age-related macular degeneration heart disease malignant mesothelioma non-alcoholic fatty liver disease wet macular degeneration Alzheimer disease Lewy body dementia metabolic syndrome X psoriasis

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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.