Annotations: 3II1

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Usher	e3ii1A5	A: beta barrels	X: Inserted helical domain in fatty acid synthase subunit beta	H: Voltage-gated ion channels	T: Voltage-gated ion channels	F: Usher	ECOD (v294.2)
A	Cas9_PI2	e3ii1A2	A: beta barrels	X: jelly-roll	H: DUF1107-like	T: DUF1107-like	F: Cas9_PI2	ECOD (v294.2)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.40.1180	Mainly Beta	Sandwich	Immunoglobulin-like	Golgi alpha-mannosidase II	CATH (4.3.0)
A	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (4.3.0)

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.

3II1 | pdb_00003ii1