5CAJ

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	YaaA-like	8045089	4004292	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	YaaA-like	8055806	3002317	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	YaaA-like	8055806	3002317	SCOP2B (2022-06-29)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	H2O2_YaaD	e5cajA1	A: a/b three-layered sandwiches	X: UPF0246 protein YaaA (From Topology)	H: UPF0246 protein YaaA (From Topology)	T: UPF0246 protein YaaA	F: H2O2_YaaD	ECOD (1.6)
B	H2O2_YaaD	e5cajB1	A: a/b three-layered sandwiches	X: UPF0246 protein YaaA (From Topology)	H: UPF0246 protein YaaA (From Topology)	T: UPF0246 protein YaaA	F: H2O2_YaaD	ECOD (1.6)

Chains	Accession	Name	Description	Comments	Source
A, B	PF03883	Peroxide stress protein YaaA (H2O2_YaaD)	Peroxide stress protein YaaA	YaaA is a key element of the stress response to H2O2. It acts by reducing the level of intracellular iron levels after peroxide stress, thereby attenuating the Fenton reaction and the DNA damage that this would cause [1]. The molecular mechanism of a ...	YaaA is a key element of the stress response to H2O2. It acts by reducing the level of intracellular iron levels after peroxide stress, thereby attenuating the Fenton reaction and the DNA damage that this would cause [1]. The molecular mechanism of action is not known.	Domain

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	UPF0246 protein YaaA	DNA secondary structure binding DNA binding binding organic cyclic compound binding nucleic acid binding	response to oxidative stress response to stimulus response to stress response to chemical response to oxygen-containing compound response to hydroperoxide	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol