Annotations: 5C8E

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	TetR_N	e5c8eA1	A: beta barrels	X: Cysteine proteinases-like	H: Cysteine proteinases	T: Cysteine proteinases	F: TetR_N	ECOD (v294.2)
E	TetR_N	e5c8eE1	A: beta barrels	X: Cysteine proteinases-like	H: Cysteine proteinases	T: Cysteine proteinases	F: TetR_N	ECOD (v294.2)
H	TetR_N	e5c8eH1	A: beta barrels	X: Cysteine proteinases-like	H: Cysteine proteinases	T: Cysteine proteinases	F: TetR_N	ECOD (v294.2)
G	TetR_N	e5c8eG1	A: beta barrels	X: Cysteine proteinases-like	H: Cysteine proteinases	T: Cysteine proteinases	F: TetR_N	ECOD (v294.2)
F	TetR_N	e5c8eF1	A: beta barrels	X: Cysteine proteinases-like	H: Cysteine proteinases	T: Cysteine proteinases	F: TetR_N	ECOD (v294.2)
D	TetR_N	e5c8eD1	A: beta barrels	X: Cysteine proteinases-like	H: Cysteine proteinases	T: Cysteine proteinases	F: TetR_N	ECOD (v294.2)
C	TetR_N	e5c8eC1	A: beta barrels	X: Cysteine proteinases-like	H: Cysteine proteinases	T: Cysteine proteinases	F: TetR_N	ECOD (v294.2)
B	TetR_N	e5c8eB1	A: beta barrels	X: Cysteine proteinases-like	H: Cysteine proteinases	T: Cysteine proteinases	F: TetR_N	ECOD (v294.2)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
G	1.10.1660.10	Mainly Alpha	Orthogonal Bundle	Multidrug-efflux Transporter Regulator	Chain: A	CATH (4.3.0)
G	1.10.1240.10	Mainly Alpha	Orthogonal Bundle	Methyltransferase, Methionine Synthase (B12-binding Domains)	Chain A, domain 1	CATH (4.3.0)
G	3.40.50.280	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Cobalamin-binding domain	CATH (4.3.0)
C	3.40.50.280	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Cobalamin-binding domain	CATH (utative)
B	1.10.1660.10	Mainly Alpha	Orthogonal Bundle	Multidrug-efflux Transporter Regulator	Chain: A	CATH (4.3.0)
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)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
J, L	26-mer DNA segment containing the CarH operator sequence (sense strand)	-	-	-
I, K	26-mer DNA segment containing the CarH operator sequence (antisense strand)	-	-	-
A, B, C, D, E A, B, C, D, E, F, G, H	Light-dependent transcriptional regulator CarH	DNA binding binding nucleic acid binding vitamin binding cobalamin binding tetrapyrrole binding heterocyclic compound binding small molecule binding transcription regulator activity DNA-binding transcription factor activity cation binding ion binding metal ion binding identical protein binding DNA binding binding nucleic acid binding vitamin binding cobalamin binding tetrapyrrole binding heterocyclic compound binding small molecule binding transcription regulator activity DNA-binding transcription factor activity cation binding ion binding metal ion binding identical protein binding protein binding	-	-

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F, G, H	IPR003759	Cobalamin (vitamin B12)-binding module, cap domain	Domain
A, B, C, D, E A, B, C, D, E, F, G, H	IPR009061	Putative DNA-binding domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H	IPR036724	Cobalamin-binding domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H	IPR047057	MerR transcriptional regulator	Family
A, B, C, D, E A, B, C, D, E, F, G, H	IPR006158	Cobalamin (vitamin B12)-binding domain	Domain
A, B, C, D, E A, B, C, D, E, F, G, H	IPR036594	Methionine synthase domain	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H	IPR000551	MerR-type HTH domain	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.

5C8E | pdb_00005c8e