Annotations: 5LKH

Cryo-EM structure of the Tc toxin TcdA1 in its pore state (obtained by flexible fitting)

External Resource: Annotation

Domain Annotation: ECOD Classification
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)
E	tRNA_anti-codon	e5lkhE1	A: alpha arrays	X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	F: tRNA_anti-codon	ECOD (v295.2)
D	tRNA_anti-codon	e5lkhD1	A: alpha arrays	X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	F: tRNA_anti-codon	ECOD (v295.2)
C	tRNA_anti-codon	e5lkhC1	A: alpha arrays	X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	F: tRNA_anti-codon	ECOD (v295.2)
B	tRNA_anti-codon	e5lkhB1	A: alpha arrays	X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	F: tRNA_anti-codon	ECOD (v295.2)
A		e5lkhA1	A: alpha arrays	X: Cysteine proteinases-like	H: Acid phosphatase/Vanadium-dependent haloperoxidase	T: Acid phosphatase/Vanadium-dependent haloperoxidase	F:	ECOD (v295.2)
A		e5lkhA2	A: alpha arrays	X: Cysteine proteinases-like	H: Acid phosphatase/Vanadium-dependent haloperoxidase	T: Acid phosphatase/Vanadium-dependent haloperoxidase	F:	ECOD (v295.2)
A	VCPO_2nd	e5lkhA4	A: alpha arrays	X: Cysteine proteinases-like	H: Acid phosphatase/Vanadium-dependent haloperoxidase	T: Acid phosphatase/Vanadium-dependent haloperoxidase	F: VCPO_2nd	ECOD (v295.2)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E	TcdA1	identical protein binding protein binding binding	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E	IPR018003	Insecticidal toxin complex/plasmid virulence protein	Family
A, B, C, D, E	IPR054141	TcdA1, receptor binding domain 2	Domain
A, B, C, D, E	IPR041079	Neuraminidase-like domain	Domain
A, B, C, D, E	IPR040840	Tc toxin complex TcA, C-terminal TcB-binding domain	Domain
A, B, C, D, E	IPR046839	ABC toxin, N-terminal domain	Domain
A, B, C, D, E	IPR041568	TcA receptor binding domain	Domain
A, B, C, D, E	IPR054144	TcdA1, receptor binding domain 1	Domain

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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.

5LKH | pdb_00005lkh

Cryo-EM structure of the Tc toxin TcdA1 in its pore state (obtained by flexible fitting)

External Resource: Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage