Annotations: 4AS2

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	HAD	e4as2A1	A: a/b three-layered sandwiches	X: HAD domain-like	H: HAD domain-related	T: HAD-like	F: HAD	ECOD (1.6)
C	HAD	e4as2C1	A: a/b three-layered sandwiches	X: HAD domain-like	H: HAD domain-related	T: HAD-like	F: HAD	ECOD (1.6)
B	HAD	e4as2B1	A: a/b three-layered sandwiches	X: HAD domain-like	H: HAD domain-related	T: HAD-like	F: HAD	ECOD (1.6)
D	HAD	e4as2D1	A: a/b three-layered sandwiches	X: HAD domain-like	H: HAD domain-related	T: HAD-like	F: HAD	ECOD (1.6)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.1000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HAD superfamily/HAD-like	CATH (4.3.0)
A	1.20.1440.310	Mainly Alpha	Up-down Bundle	de novo design (two linked rop proteins)		CATH (4.3.0)
C	3.40.50.1000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HAD superfamily/HAD-like	CATH (4.3.0)
C	1.20.1440.310	Mainly Alpha	Up-down Bundle	de novo design (two linked rop proteins)		CATH (4.3.0)
B	3.40.50.1000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HAD superfamily/HAD-like	CATH (4.3.0)
B	1.20.1440.310	Mainly Alpha	Up-down Bundle	de novo design (two linked rop proteins)		CATH (4.3.0)
D	3.40.50.1000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HAD superfamily/HAD-like	CATH (4.3.0)
D	1.20.1440.310	Mainly Alpha	Up-down Bundle	de novo design (two linked rop proteins)		CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	PHOSPHORYLCHOLINE PHOSPHATASE	hydrolase activity catalytic activity cation binding ion binding binding metal ion binding small molecule binding	-	cellular anatomical structure periplasmic space

Chains	Accession	Name	Type
A, B, C, D	IPR050582	HAD-like hydrolase superfamily, SerB	Family
A, B, C, D	IPR036412	HAD-like superfamily	Homologous Superfamily
A, B, C, D	IPR023214	HAD superfamily	Homologous Superfamily