Annotations: 8RTW

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	AAA_25	e8rtwB01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: AAA_25	ECOD (v294.2)
A	AAA_25	e8rtwA01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: AAA_25	ECOD (v294.2)

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B, D	Heavy Chain	IGHV1	-	TESTOSTERONE	SAbDab (2026-05-08)
A, C	Light Chain	IGKV6	Kappa	TESTOSTERONE	SAbDab (2026-05-08)

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.

8RTW | pdb_00008rtw