1MDT | pdb_00001mdt

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d1mdtb1	All beta proteins	Common fold of diphtheria toxin/transcription factors/cytochrome f	Diphtheria toxin, C-terminal domain	Diphtheria toxin, C-terminal domain	Diphtheria toxin, C-terminal domain	(Corynephage beta ) [TaxId: 10703 ],	SCOPe (2.08)
B	d1mdtb2	Alpha and beta proteins (a+b)	ADP-ribosylation	ADP-ribosylation	ADP-ribosylating toxins	Diphtheria toxin, N-terminal domain	(Corynephage beta ) [TaxId: 10703 ],	SCOPe (2.08)
B	d1mdtb3	Membrane and cell surface proteins and peptides	Toxins' membrane translocation domains	Diphtheria toxin, middle domain	Diphtheria toxin, middle domain	Diphtheria toxin, middle domain	(Corynephage beta ) [TaxId: 10703 ],	SCOPe (2.08)
A	d1mdta1	All beta proteins	Common fold of diphtheria toxin/transcription factors/cytochrome f	Diphtheria toxin, C-terminal domain	Diphtheria toxin, C-terminal domain	Diphtheria toxin, C-terminal domain	(Corynephage beta ) [TaxId: 10703 ],	SCOPe (2.08)
A	d1mdta2	Alpha and beta proteins (a+b)	ADP-ribosylation	ADP-ribosylation	ADP-ribosylating toxins	Diphtheria toxin, N-terminal domain	(Corynephage beta ) [TaxId: 10703 ],	SCOPe (2.08)
A	d1mdta3	Membrane and cell surface proteins and peptides	Toxins' membrane translocation domains	Diphtheria toxin, middle domain	Diphtheria toxin, middle domain	Diphtheria toxin, middle domain	(Corynephage beta ) [TaxId: 10703 ],	SCOPe (2.08)

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Diphtheria toxin, middle domain	8037645	3001959	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Diphtheria toxin, C-terminal domain	8040181	3000694	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	ADP-ribosylation	8036997	3001208	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	ADP-ribosylation	8036997	3001208	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Diphtheria toxin, middle domain	8037645	3001959	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Diphtheria toxin, C-terminal domain	8040181	3000694	SCOP2B (2022-06-29)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Ldl_recept_b	e1mdtB1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: Phage tail fiber protein trimerization domain	T: Phage tail fiber protein trimerization domain	F: Ldl_recept_b	ECOD (v295.2)
B	Bcl-2	e1mdtB2	A: alpha arrays	X: Urease, gamma-subunit	H: p53 tetramerization domain	T: p53 tetramerization domain	F: Bcl-2	ECOD (v295.2)
B	RNA_pol_Rpb2_2	e1mdtB3	A: alpha arrays	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F: RNA_pol_Rpb2_2	ECOD (v295.2)
A	Ldl_recept_b	e1mdtA1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: Phage tail fiber protein trimerization domain	T: Phage tail fiber protein trimerization domain	F: Ldl_recept_b	ECOD (v295.2)
A	Bcl-2	e1mdtA2	A: alpha arrays	X: Urease, gamma-subunit	H: p53 tetramerization domain	T: p53 tetramerization domain	F: Bcl-2	ECOD (v295.2)
A	RNA_pol_Rpb2_2	e1mdtA3	A: alpha arrays	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F: RNA_pol_Rpb2_2	ECOD (v295.2)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.90.175.10	Alpha Beta	Alpha-Beta Complex	Diphtheria Toxin	domain 1	CATH (4.3.0)
B	1.10.490.40	Mainly Alpha	Orthogonal Bundle	Globin-like	Diphtheria toxin, translocation domain	CATH (4.3.0)
B	2.60.40.700	Mainly Beta	Sandwich	Immunoglobulin-like	Diphtheria toxin, receptor-binding domain	CATH (4.3.0)
A	3.90.175.10	Alpha Beta	Alpha-Beta Complex	Diphtheria Toxin	domain 1	CATH (4.3.0)
A	1.10.490.40	Mainly Alpha	Orthogonal Bundle	Globin-like	Diphtheria toxin, translocation domain	CATH (4.3.0)
A	2.60.40.700	Mainly Beta	Sandwich	Immunoglobulin-like	Diphtheria toxin, receptor-binding domain	CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	DIPHTHERIA TOXIN	macromolecule transmembrane transporter activity protein transporter activity transmembrane protein transporter activity transporter activity transmembrane transporter activity pentosyltransferase activity glycosyltransferase activity NAD+-diphthamide ADP-ribosyltransferase activity transferase activity catalytic activity toxin activity nucleotidyltransferase activity transferase activity, transferring phosphorus-containing groups identical protein binding macromolecule transmembrane transporter activity protein transporter activity transmembrane protein transporter activity transporter activity transmembrane transporter activity pentosyltransferase activity glycosyltransferase activity NAD+-diphthamide ADP-ribosyltransferase activity transferase activity catalytic activity toxin activity nucleotidyltransferase activity transferase activity, transferring phosphorus-containing groups identical protein binding protein binding binding	-	cellular anatomical structure extracellular region cell periphery plasma membrane membrane

Chains	Accession	Name	Type
A, B	IPR036799	Diphtheria toxin, receptor-binding domain superfamily	Homologous Superfamily
A, B	IPR000512	Diphtheria toxin (NAD+-dipthamide ADP-ribosyltransferase)	Family
A, B	IPR022404	Diphtheria toxin, receptor-binding domain	Domain
A, B	IPR036801	Diphtheria toxin, translocation domain superfamily	Homologous Superfamily
A, B	IPR022406	Diphtheria toxin, catalytic 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.