2X2S | pdb_00002x2s

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	PBP	e2x2sD1	A: alpha bundles	X: Lipocalins/Streptavidin	H: Immunoglobulin-related	T: PEBP-like	F: PBP	ECOD (develop294)
C	PBP	e2x2sC1	A: alpha bundles	X: Lipocalins/Streptavidin	H: Immunoglobulin-related	T: PEBP-like	F: PBP	ECOD (develop294)
B	PBP	e2x2sB1	A: alpha bundles	X: Lipocalins/Streptavidin	H: Immunoglobulin-related	T: PEBP-like	F: PBP	ECOD (develop294)
A	Peptidase_M14	e2x2sA1	A: alpha bundles	X: Immunoglobulin-like beta-sandwich	H: DEATH domain	T: DEATH domain	F: Peptidase_M14	ECOD (develop294)

Chain	Domain	Class	Architecture	Topology	Provenance Source (Version)
D	2.80.10.50	Mainly Beta	Trefoil	Trefoil (Acidic Fibroblast Growth Factor, subunit A)	CATH (4.3.0)
C	2.80.10.50	Mainly Beta	Trefoil	Trefoil (Acidic Fibroblast Growth Factor, subunit A)	CATH (4.3.0)
B	2.80.10.50	Mainly Beta	Trefoil	Trefoil (Acidic Fibroblast Growth Factor, subunit A)	CATH (4.3.0)
A	2.80.10.50	Mainly Beta	Trefoil	Trefoil (Acidic Fibroblast Growth Factor, subunit A)	CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	AGGLUTININ	binding carbohydrate binding	-	-

Chains	Accession	Name	Type
A, B, C, D	IPR035992	Ricin B-like lectins	Homologous Superfamily
A, B, C, D	IPR000772	Ricin B, lectin domain	Domain

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

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