Annotations: 3FM2

CRYSTAL STRUCTURE OF A PUTATIVE HEME-BINDING PROTEIN (AVA_4353) FROM ANABAENA VARIABILIS ATCC 29413 AT 1.80 A RESOLUTION

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	WW	e3fm2B1	A: alpha arrays	X: HTH	H: Nudix	T: Nudix	F: WW	ECOD (v295)
A	Pkinase	e3fm2A1	A: alpha arrays	X: OB-fold	H: Nucleic acid-binding protein	T: Nucleic acid-binding protein	F: Pkinase	ECOD (v295)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.1570.10	Alpha Beta	3-Layer(aba) Sandwich	Heme iron utilization protein-like fold	HemS/ChuS/ChuX like domains	CATH (4.3.0)
A	3.40.1570.10	Alpha Beta	3-Layer(aba) Sandwich	Heme iron utilization protein-like fold	HemS/ChuS/ChuX like domains	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Uncharacterized protein, distantly related to a heme binding/degrading HemS (PF05171) family	cation binding ion binding binding metal ion binding small molecule binding	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR053733	Heme Transport and Utilization Superfamily	Homologous Superfamily
A, B	IPR010413	Intracellular heme transport protein HutX-like	Family

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

CoreTrustSeal

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.