Annotations: 7RFP

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Chlorophyllase2	e7rfpA1	A: alpha bundles	X: RNase A-like	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: Chlorophyllase2	ECOD (develop294)
B	APH	e7rfpB1	A: alpha bundles	X: RNase A-like	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: APH	ECOD (develop294)
C [auth H]	Chlorophyllase2	e7rfpH1	A: alpha bundles	X: RNase A-like	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: Chlorophyllase2	ECOD (develop294)
E [auth I]	APH	e7rfpI1	A: alpha bundles	X: RNase A-like	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: APH	ECOD (develop294)
D [auth L]	Chlorophyllase2	e7rfpL1	A: alpha bundles	X: RNase A-like	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: Chlorophyllase2	ECOD (develop294)
F [auth M]	APH	e7rfpM1	A: alpha bundles	X: RNase A-like	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: APH	ECOD (develop294)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
C [auth H], E [auth I]	Heavy Chain	IGHV5	-	tumor necrosis factor receptor superfamily member 18,enhanced green fluorescent protein	SAbDab (2026-03-20)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Tumor necrosis factor receptor superfamily member 18,Enhanced green fluorescent protein	molecular transducer activity transmembrane signaling receptor activity signaling receptor activity tumor necrosis factor receptor activity death receptor activity	regulation of biological process cell adhesion regulation of cellular process positive regulation of cell adhesion regulation of cell adhesion biological regulation positive regulation of biological process cellular process positive regulation of cellular process apoptotic process cell death programmed cell death positive regulation of locomotion regulation of cell motility regulation of biological process cell adhesion regulation of cellular process positive regulation of cell adhesion regulation of cell adhesion biological regulation positive regulation of biological process cellular process positive regulation of cellular process apoptotic process cell death programmed cell death positive regulation of locomotion regulation of cell motility regulation of leukocyte migration positive regulation of leukocyte migration positive regulation of cell migration leukocyte migration immune system process regulation of locomotion positive regulation of cell motility regulation of cell migration cell migration regulation of immune system process cell motility positive regulation of immune system process locomotion negative regulation of programmed cell death regulation of apoptotic process negative regulation of biological process regulation of programmed cell death negative regulation of apoptotic process negative regulation of cellular process	cell periphery cellular anatomical structure cell surface membrane plasma membrane external side of plasma membrane side of membrane extracellular region
C [auth H], E [auth I]	DTA-1 (heavy chain)	-	-	-
D [auth L], F [auth M]	DTA-1 (light chain)	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR001368	TNFR/NGFR cysteine-rich region	Domain
A, B	IPR034018	Tumour necrosis factor receptor 18, N-terminal	Domain
A, B	IPR053107	TNF receptor superfamily member 18	Family
A, B	IPR022318	Tumour necrosis factor receptor 18	Family

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Tumor Necrosis Factor (TNF) Receptor Superfamily	Glucocorticoid-induced TNF receptor (GITR)

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.