Annotations: 6VZ0

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A		e6vz0A1	A: a/b three-layered sandwiches	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F:	ECOD (v294.1)
B		e6vz0B1	A: a/b three-layered sandwiches	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F:	ECOD (v294.1)

Chains	Accession	Name	Description	Comments	Source
A, B	PF03489	Saposin-like type B, region 2 (SapB_2)	Saposin-like type B, region 2	-	Family

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Pulmonary surfactant-associated protein B	-	sphingolipid metabolic process primary metabolic process metabolic process cellular process lipid metabolic process multicellular organismal process respiratory gaseous exchange by respiratory system	membrane-bounded organelle intracellular anatomical structure intracellular vesicle intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure lamellar body cytoplasmic vesicle organelle secretory granule secretory vesicle cytoplasm vesicle membrane-bounded organelle intracellular anatomical structure intracellular vesicle intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure lamellar body cytoplasmic vesicle organelle secretory granule secretory vesicle cytoplasm vesicle alveolar lamellar body membrane extracellular matrix external encapsulating structure extracellular region endosome late endosome multivesicular body lytic vacuole vacuole lysosome

Chains	Accession	Name	Type
A, B	IPR011001	Saposin-like	Homologous Superfamily
A, B	IPR008373	Saposin	Family
A, B	IPR007856	Saposin-like type B, region 1	Domain
A, B	IPR008139	Saposin B type domain	Domain
A, B	IPR051428	Sphingolipid Activators and Surfactant Proteins	Family
A, B	IPR008138	Saposin B type, region 2	Domain
A, B	IPR003119	Saposin A-type domain	Domain