3ELL | pdb_00003ell

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Heme-binding protein A (HasA)	8098214	3000777	SCOP2B (2022-06-29)
A	SCOP2 Family	Heme-binding protein A (HasA)	8098213	4001106	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Heme-binding protein A (HasA)	8098214	3000777	SCOP2 (2022-06-29)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B		e3ellB1	A: HTH	X: HTH	H: tetra-helical, lambda repressor-like	T: IL7	F:	ECOD (20:10:01)
A		e3ellA1	A: OB-fold	X: Nucleic acid-binding protein	H: Nucleic acid-binding protein	T: TPP_enzyme_C	F:	ECOD (20:10:01)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.30.1500.10	Alpha Beta	2-Layer Sandwich	Heme-binding Protein A	Chain: A	CATH (4.3.0)
A	3.30.1500.10	Alpha Beta	2-Layer Sandwich	Heme-binding Protein A	Chain: A	CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	HasAp (Heme acquisition protein HasAp)	cation binding ion binding binding metal ion binding small molecule binding	-	-

Chains	Accession	Name	Type
A, B	IPR010495	Haem-binding HasA	Family
A, B	IPR036912	Haem-binding HasA superfamily	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.

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