Annotations: 4NK1

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	SNF	e4nk1B1	A: beta barrels	X: Mitochondrial mTERF-like	H: Transcription activator-like effector (TALE)	T: Transcription activator-like effector (TALE)	F: SNF	ECOD (v294.2)
A	SNF	e4nk1A1	A: beta barrels	X: Mitochondrial mTERF-like	H: Transcription activator-like effector (TALE)	T: Transcription activator-like effector (TALE)	F: SNF	ECOD (v294.2)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.10.490.10	Mainly Alpha	Orthogonal Bundle	Globin-like	Globins	CATH (4.3.0)
A	1.10.490.10	Mainly Alpha	Orthogonal Bundle	Globin-like	Globins	CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Hemoglobin-like protein	oxygen binding binding small molecule binding oxygen carrier activity molecular carrier activity tetrapyrrole binding heme binding cation binding ion binding metal ion binding	-	-

Chains	Accession	Name	Type
A, B	IPR001486	Truncated hemoglobin	Family
A, B	IPR044203	Group 2 truncated hemoglobin GlbO/Two-on-two hemoglobin-3-like	Family
A, B	IPR009050	Globin-like superfamily	Homologous Superfamily
A, B	IPR012292	Globin/Protoglobin	Homologous Superfamily

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.

4NK1 | pdb_00004nk1