Annotations: 2Y3D

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Metal_resist	e2y3dA1	A: alpha bundles	X: LTXXQ motif family protein (From Topology)	H: LTXXQ motif family protein (From Topology)	T: LTXXQ motif family protein	F: Metal_resist	ECOD (1.6)
B	Metal_resist	e2y3dB1	A: alpha bundles	X: LTXXQ motif family protein (From Topology)	H: LTXXQ motif family protein (From Topology)	T: LTXXQ motif family protein	F: Metal_resist	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.120.1490	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)		CATH (4.3.0)
B	1.20.120.1490	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	NICKEL AND COBALT RESISTANCE PROTEIN CNRR	-	-	cellular anatomical structure periplasmic space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR025961	Heavy-metal resistance protein	Family

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.