Annotations: 1XIY

Crystal Structure of Plasmodium falciparum antioxidant protein (1-Cys peroxiredoxin)

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d1xiyb_	Alpha and beta proteins (a/b)	Thioredoxin fold	Thioredoxin-like	Glutathione peroxidase-like	1-Cys peroxiredoxin	malaria parasite P. falciparum (Plasmodium falciparum ) [TaxId: 5833 ],	SCOPe (2.08)
A	d1xiya1	Alpha and beta proteins (a/b)	Thioredoxin fold	Thioredoxin-like	Glutathione peroxidase-like	1-Cys peroxiredoxin	malaria parasite P. falciparum (Plasmodium falciparum ) [TaxId: 5833 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Thioredoxin-like	8057900	3000031	SCOP2B (2022-06-29)
A	SCOP2 Family	Glutathione peroxidase-like	8057899	4000042	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Thioredoxin-like	8057900	3000031	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Cpn60_TCP1	e1xiyB1	A: beta barrels	X: HTH	H: HTH	T: winged helix domain	F: Cpn60_TCP1	ECOD (v294.2)
A	AhpC-TSA,1-cysPrx_C	e1xiyA1	A: beta barrels	X: Thioredoxin-like	H: Thioredoxin-like	T: Thioredoxin-like	F: AhpC-TSA,1-cysPrx_C	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.30.10	Alpha Beta	3-Layer(aba) Sandwich	Glutaredoxin	Glutaredoxin	CATH (4.3.0)
A	3.40.30.10	Alpha Beta	3-Layer(aba) Sandwich	Glutaredoxin	Glutaredoxin	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF08534	Redoxin (Redoxin)	Redoxin	This family of redoxins includes peroxiredoxin, thioredoxin and glutaredoxin proteins.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	peroxiredoxin	peroxidase activity oxidoreductase activity thioredoxin-dependent peroxiredoxin activity antioxidant activity oxidoreductase activity, acting on peroxide as acceptor thioredoxin peroxidase activity catalytic activity peroxiredoxin activity	catabolic process hydrogen peroxide metabolic process reactive oxygen species metabolic process metabolic process cellular process hydrogen peroxide catabolic process cell redox homeostasis cellular homeostasis homeostatic process cellular response to stimulus response to oxidative stress cellular response to chemical stimulus response to stimulus cellular response to stress catabolic process hydrogen peroxide metabolic process reactive oxygen species metabolic process metabolic process cellular process hydrogen peroxide catabolic process cell redox homeostasis cellular homeostasis homeostatic process cellular response to stimulus response to oxidative stress cellular response to chemical stimulus response to stimulus cellular response to stress response to stress response to chemical cellular response to oxidative stress cellular response to chemical stress	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure plastid organelle cytoplasm intracellular membrane-bounded organelle apicoplast

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR013740	Redoxin	Domain
A, B	IPR036249	Thioredoxin-like superfamily	Homologous Superfamily
A, B	IPR037944	Peroxiredoxin-5-like	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B	OCS	Parent Component: CYS : AA0556 : L-cysteic acid (L-cysteine sulfonic acid) MOD:00460

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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.