8GQQ

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00031	e8gqqA1	A: a+b two layers	X: Cystatin-like	H: Cystatin/monellin (From Topology)	T: Cystatin/monellin	F: PF00031	ECOD (1.6)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Cystatin-A2	enzyme regulator activity molecular function inhibitor activity peptidase regulator activity molecular function regulator activity enzyme inhibitor activity cysteine-type endopeptidase inhibitor activity peptidase inhibitor activity endopeptidase regulator activity endopeptidase inhibitor activity	regulation of biological process organonitrogen compound metabolic process regulation of protein metabolic process biological regulation primary metabolic process regulation of macromolecule metabolic process regulation of primary metabolic process organic substance metabolic process regulation of proteolysis proteolysis metabolic process protein metabolic process macromolecule metabolic process regulation of metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol