Annotations: 4HEH

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	SidM_Rab1-act	e4hehB4	A: a/b three-layered sandwiches	X: DEATH domain	H: Ten stranded beta/alpha barrel	T: Ten stranded beta/alpha barrel	F: SidM_Rab1-act	ECOD (v294.1)
B	A2M_BRD	e4hehB2	A: a/b three-layered sandwiches	X: DP domain	H: DP domain	T: DP domain	F: A2M_BRD	ECOD (v294.1)
A	SidM_Rab1-act	e4hehA4	A: a/b three-layered sandwiches	X: DEATH domain	H: Ten stranded beta/alpha barrel	T: Ten stranded beta/alpha barrel	F: SidM_Rab1-act	ECOD (v294.1)
A	A2M_BRD	e4hehA2	A: a/b three-layered sandwiches	X: DP domain	H: DP domain	T: DP domain	F: A2M_BRD	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.10.1240.10	Mainly Alpha	Orthogonal Bundle	Methyltransferase, Methionine Synthase (B12-binding Domains)	Chain A, domain 1	CATH (4.3.0)
B	3.40.50.280	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Cobalamin-binding domain	CATH (4.3.0)
A	1.10.1240.10	Mainly Alpha	Orthogonal Bundle	Methyltransferase, Methionine Synthase (B12-binding Domains)	Chain A, domain 1	CATH (4.3.0)
A	3.40.50.280	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Cobalamin-binding domain	CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	AppA protein	blue light photoreceptor activity molecular transducer activity photoreceptor activity signaling receptor activity FAD binding flavin adenine dinucleotide binding binding nucleoside phosphate binding ion binding anion binding nucleotide binding heterocyclic compound binding small molecule binding	-	-

Chains	Accession	Name	Type
A, B	IPR007024	BLUF domain	Domain
A, B	IPR054140	AppA, four helical bundle	Domain
A, B	IPR054142	AppA, SCHIC domain	Domain
A, B	IPR036046	Acylphosphatase-like domain superfamily	Homologous Superfamily
A, B	IPR036594	Methionine synthase domain	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.

4HEH | pdb_00004heh