Annotations: 3W54

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	Ferritin-like	8052478	3001658	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Ferritin-like	8052478	3001658	SCOP2B (2022-06-29)
B	SCOP2 Family	Alternative oxidase-like	8049545	4006536	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Ferritin-like	8052478	3001658	SCOP2 (2022-06-29)
A	SCOP2B Superfamily	Ferritin-like	8052478	3001658	SCOP2B (2022-06-29)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	PI3K_C2	e3w54D2	A: alpha arrays	X: HTH	H: HTH	T: winged helix domain	F: PI3K_C2	ECOD (v295.2)
C	SidC_N	e3w54C1	A: alpha arrays	X: HTH	H: HTH	T: winged helix domain	F: SidC_N	ECOD (v295.2)
B	CBM_14	e3w54B1	A: alpha arrays	X: jelly-roll	H: Double-stranded beta-helix	T: Double-stranded beta-helix	F: CBM_14	ECOD (v295.2)
A	SidC_N	e3w54A1	A: alpha arrays	X: HTH	H: HTH	T: winged helix domain	F: SidC_N	ECOD (v295.2)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	1.20.1260.140	Mainly Alpha	Up-down Bundle	Ferritin	Alternative oxidase	CATH (4.3.0)
C	1.20.1260.140	Mainly Alpha	Up-down Bundle	Ferritin	Alternative oxidase	CATH (4.3.0)
B	1.20.1260.140	Mainly Alpha	Up-down Bundle	Ferritin	Alternative oxidase	CATH (4.3.0)
A	1.20.1260.140	Mainly Alpha	Up-down Bundle	Ferritin	Alternative oxidase	CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Alternative oxidase, mitochondrial	oxidoreductase activity catalytic activity cation binding ferric iron binding transition metal ion binding iron ion binding ion binding binding metal ion binding small molecule binding oxidoreductase activity, acting on diphenols and related substances as donors, oxygen as acceptor alternative oxidase activity oxidoreductase activity, acting on diphenols and related substances as donors	alternative respiration aerobic respiration cellular respiration energy derivation by oxidation of organic compounds metabolic process cellular process generation of precursor metabolites and energy	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane