Annotations: 9CTX

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Acid proteases	8093596	3001059	SCOP2B (2022-06-29)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	WD40	e9ctxA1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: WD40	ECOD (v294.2)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Protease	aspartic-type peptidase activity peptidase activity catalytic activity, acting on a protein hydrolase activity aspartic-type endopeptidase activity catalytic activity endopeptidase activity	proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process	host intracellular membrane-bounded organelle host cellular component host intracellular part host multivesicular body other organism part host cell cytoplasm part host intracellular organelle cellular anatomical structure host cell cytoplasm host cell part host cell late endosome host cell endosome host intracellular region virion component host intracellular membrane-bounded organelle host cellular component host intracellular part host multivesicular body other organism part host cell cytoplasm part host intracellular organelle cellular anatomical structure host cell cytoplasm host cell part host cell late endosome host cell endosome host intracellular region virion component virion membrane

Chains	Accession	Name	Type
A	IPR034170	Retropepsin-like catalytic domain	Domain
A	IPR021109	Aspartic peptidase domain superfamily	Homologous Superfamily
A	IPR001969	Aspartic peptidase, active site	Active Site
A	IPR001995	Peptidase A2A, retrovirus, catalytic	Domain
A	IPR018061	Retropepsins	Domain

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.

9CTX | pdb_00009ctx