Annotations: 3AJ2

Chains	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	e3aj2D1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F:	ECOD (v294.1)
C	e3aj2C1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F:	ECOD (v294.1)
B	e3aj2B1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F:	ECOD (v294.1)
A	e3aj2A1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F:	ECOD (v294.1)

Chain	Domain	Class	Architecture	Topology	Provenance Source (Version)
D	1.20.5.3790	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	CATH (4.3.0)
D	3.30.70.2590	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	CATH (4.3.0)
C	1.20.5.3790	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	CATH (4.3.0)
C	3.30.70.2590	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	CATH (4.3.0)
B	1.20.5.3790	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	CATH (4.3.0)
B	3.30.70.2590	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	CATH (4.3.0)
A	1.20.5.3790	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	CATH (4.3.0)
A	3.30.70.2590	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Cellulose synthase operon protein D	identical protein binding protein binding binding	carbohydrate metabolic process glucan biosynthetic process beta-glucan metabolic process polysaccharide biosynthetic process carbohydrate biosynthetic process primary metabolic process macromolecule biosynthetic process beta-glucan biosynthetic process polysaccharide metabolic process glucan metabolic process biosynthetic process metabolic process cellular process cellulose biosynthetic process carbohydrate metabolic process glucan biosynthetic process beta-glucan metabolic process polysaccharide biosynthetic process carbohydrate biosynthetic process primary metabolic process macromolecule biosynthetic process beta-glucan biosynthetic process polysaccharide metabolic process glucan metabolic process biosynthetic process metabolic process cellular process cellulose biosynthetic process macromolecule metabolic process cellulose metabolic process	-

Chains	Accession	Name	Type
A, B, C, D	IPR038470	Cellulose synthase subunit D superfamily	Homologous Superfamily
A, B, C, D	IPR022798	Cellulose synthase operon protein D, bacterial	Family