CATH Domain 4p6iD02

CATH Classification

Level	CATH Code	Description
	1	Mainly Alpha
	1.20	Up-down Bundle
	1.20.120	Four Helix Bundle (Hemerythrin (Met), subunit A)
	1.20.120.920	CRISPR-associated endonuclease Cas1, C-terminal domain

Domain Context

CATH Clusters

Superfamily	CRISPR-associated endonuclease Cas1, C-terminal domain
Functional Family	CRISPR-associated endonuclease Cas1

Enzyme Information

3.1.-.-

Acting on ester bonds.

based on mapping to UniProt Q46896

UniProtKB Entries (1)

CAS2_ECOLI

Escherichia coli K-12

CRISPR-associated endoribonuclease Cas2

PDB Structure

PDB	4P6I
External Links	PDBSum Proteopedia
Method	X-RAY DIFFRACTION
Organism
Primary Citation	Cas1-Cas2 complex formation mediates spacer acquisition during CRISPR-Cas adaptive immunity. Nunez, J.K., Kranzusch, P.J., Noeske, J., Wright, A.V., Davies, C.W., Doudna, J.A. Nat.Struct.Mol.Biol.