Annotations: 2DFI

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Creatinase/aminopeptidase catalytic domain-like	8003202	3000126	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Winged helix DNA-binding domain	8003204	3000034	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Creatinase/aminopeptidase catalytic domain-like	8003202	3000126	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Creatinase/aminopeptidase catalytic domain-like	8003202	3000126	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Winged helix DNA-binding domain	8003204	3000034	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Creatinase/aminopeptidase catalytic domain-like	8003202	3000126	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Phospholip_A2_1	e2dfiA1	A: alpha bundles	X: Profilin-like	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: Phospholip_A2_1	ECOD (develop294)
B	HTHP	e2dfiB1	A: alpha bundles	X: HTH	H: Nudix	T: Nudix	F: HTHP	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.90.230.10	Alpha Beta	Alpha-Beta Complex	Creatine Amidinohydrolase	Creatinase/methionine aminopeptidase superfamily	CATH (4.3.0)
A	1.10.10.10	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain	CATH (4.3.0)
B	3.90.230.10	Alpha Beta	Alpha-Beta Complex	Creatine Amidinohydrolase	Creatinase/methionine aminopeptidase superfamily	CATH (4.3.0)
B	1.10.10.10	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00557	Metallopeptidase family M24 (Peptidase_M24)	Metallopeptidase family M24	This family contains metallopeptidases. It also contains non-peptidase homologues such as the N terminal domain of Spt16 which is a histone H3-H4 binding module [3].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Methionine aminopeptidase	peptidase activity catalytic activity, acting on a protein initiator methionyl aminopeptidase activity aminopeptidase activity hydrolase activity exopeptidase activity catalytic activity metallopeptidase activity metalloaminopeptidase activity metalloexopeptidase activity cation binding ion binding binding metal ion binding peptidase activity catalytic activity, acting on a protein initiator methionyl aminopeptidase activity aminopeptidase activity hydrolase activity exopeptidase activity catalytic activity metallopeptidase activity metalloaminopeptidase activity metalloexopeptidase activity cation binding ion binding binding metal ion binding small molecule binding	proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR001714	Peptidase M24, methionine aminopeptidase	Family
A, B	IPR050247	Methionine Aminopeptidase Type 2	Family
A, B	IPR036388	Winged helix-like DNA-binding domain superfamily	Homologous Superfamily
A, B	IPR036390	Winged helix DNA-binding domain superfamily	Homologous Superfamily
A, B	IPR002468	Peptidase M24A, methionine aminopeptidase, subfamily 2	Family
A, B	IPR018349	Peptidase M24A, methionine aminopeptidase, subfamily 2, binding site	Binding Site
A, B	IPR036005	Creatinase/aminopeptidase-like	Homologous Superfamily
A, B	IPR028595	Methionine aminopeptidase, archaeal	Family
A, B	IPR000994	Peptidase M24	Domain

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.