Domain

Structures: DNA primase/polymerase, bifunctional, N-terminal (IPR015330)

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.

1ro0  1rni  1ro2 

CATH

CATH is a hierarchical classification of protein model structures.

3.30.2250.10 

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.

d.264.1.2