Domain

Structures: Bcr-Abl oncoprotein oligomerisation (IPR015123)

PDBe

The Protein Data Bank (PDB) is a repository for the 3-D structural data of large biological molecules, such as proteins and nucleic acids.

1k1f 

CATH

CATH is a hierarchical classification of protein model structures.

4.10.280.30 

SCOP

The Structural Classification of Proteins (SCOP) database is a largely manual classification of protein structural domains based on similarities of their amino acid sequences and three-dimensional structures.

a.147.1.1