Annotations: 8SI1

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
I [auth F]		e8si1F1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F:	ECOD (v295)
H [auth G]		e8si1G1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F:	ECOD (v295)
G [auth E]	ATP-synt_ab	e8si1E01	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: ATP-synt_ab	ECOD (v295)
F [auth D]		e8si1D1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F:	ECOD (v295)
D [auth B]		e8si1B1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F:	ECOD (v295)
B [auth H]	ATP-synt_ab	e8si1H01	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: ATP-synt_ab	ECOD (v295)
E [auth C]		e8si1C1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F:	ECOD (v295)
C [auth A]		e8si1A1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F:	ECOD (v295)
A [auth L]	ATP-synt_ab	e8si1L01	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: ATP-synt_ab	ECOD (v295)

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth H], D [auth B], F [auth D]	Heavy Chain	IGHV1	-	conglutin	SAbDab (2026-06-26)
A [auth L], C [auth A], E [auth C]	Light Chain	IGLV3	Lambda	conglutin	SAbDab (2026-06-26)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
G [auth E], H [auth G], I [auth F]	Conglutin	IgE binding protein-containing complex binding binding immunoglobulin binding nutrient reservoir activity	-	-
B [auth H], D [auth B], F [auth D]	16A8 Heavy Chain	-	-	-
A [auth L], C [auth A], E [auth C]	16A8 Light Chain	-	-	-

Chains	Accession	Name	Type
G [auth E], H [auth G], I [auth F]	IPR036312	Bifunctional inhibitor/plant lipid transfer protein/seed storage helical domain superfamily	Homologous Superfamily
G [auth E], H [auth G], I [auth F]	IPR016140	Bifunctional inhibitor/plant lipid transfer protein/seed storage helical domain	Domain
G [auth E], H [auth G], I [auth F]	IPR000617	Napin/ 2S seed storage protein/Conglutin	Family

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.

8SI1 | pdb_00008si1