3ST6 | pdb_00003st6

Structure of a M. tuberculosis Synthase, MbtI, in Complex with an Isochorismate Analogue Inhibitor

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
D	d3st6d_	Alpha and beta proteins (a+b)	ADC synthase	ADC synthase	ADC synthase	Salicylate synthase MbtI	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)
C	d3st6c_	Alpha and beta proteins (a+b)	ADC synthase	ADC synthase	ADC synthase	Salicylate synthase MbtI	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)
B	d3st6b_	Alpha and beta proteins (a+b)	ADC synthase	ADC synthase	ADC synthase	Salicylate synthase MbtI	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)
A	d3st6a_	Alpha and beta proteins (a+b)	ADC synthase	ADC synthase	ADC synthase	Salicylate synthase MbtI	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	ADC synthase	8041692	3001093	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	ADC synthase	8041692	3001093	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	ADC synthase	8041692	3001093	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	ADC synthase	8041692	3001093	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)
D	Chorismate_bind	e3st6D2	A: alpha bundles	X: Subtilisin-like	H: Subtilisin-like	T: Subtilisin-like	F: Chorismate_bind	ECOD (develop294)
C	RRM_1	e3st6C1	A: alpha bundles	X: beta-Grasp	H: HTH	T: winged helix domain	F: RRM_1	ECOD (develop294)
B	RRM_1	e3st6B1	A: alpha bundles	X: beta-Grasp	H: HTH	T: winged helix domain	F: RRM_1	ECOD (develop294)
A	Copper-bind	e3st6A1	A: alpha bundles	X: P-loop domains-like	H: Protein kinase/SAICAR synthase/ATP-grasp	T: Protein kinase	F: Copper-bind	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	3.60.120.10	Alpha Beta	4-Layer Sandwich	Anthranilate synthase	Anthranilate synthase	CATH (4.3.0)
C	3.60.120.10	Alpha Beta	4-Layer Sandwich	Anthranilate synthase	Anthranilate synthase	CATH (4.3.0)
B	3.60.120.10	Alpha Beta	4-Layer Sandwich	Anthranilate synthase	Anthranilate synthase	CATH (4.3.0)
A	3.60.120.10	Alpha Beta	4-Layer Sandwich	Anthranilate synthase	Anthranilate synthase	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00425	chorismate binding enzyme (Chorismate_bind)	chorismate binding enzyme	This family includes the catalytic regions of the chorismate binding enzymes anthranilate synthase, isochorismate synthase, aminodeoxychorismate synthase and para-aminobenzoate synthase.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Isochorismate synthase/isochorismate-pyruvate lyase mbtI	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding isomerase activity chorismate mutase activity catalytic activity intramolecular transferase activity isochorismate pyruvate lyase activity lyase activity carbon-oxygen lyase activity isochorismate synthase activity cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding isomerase activity chorismate mutase activity catalytic activity intramolecular transferase activity isochorismate pyruvate lyase activity lyase activity carbon-oxygen lyase activity isochorismate synthase activity intramolecular hydroxytransferase activity oxo-acid-lyase activity carbon-carbon lyase activity	catechol-containing siderophore biosynthetic process catechol-containing compound metabolic process secondary metabolic process siderophore biosynthetic process biosynthetic process peptide biosynthetic process secondary metabolite biosynthetic process siderophore metabolic process phenol-containing compound metabolic process phenol-containing compound biosynthetic process catechol-containing compound biosynthetic process metabolic process cellular process nonribosomal peptide biosynthetic process catechol-containing siderophore biosynthetic process catechol-containing compound metabolic process secondary metabolic process siderophore biosynthetic process biosynthetic process peptide biosynthetic process secondary metabolite biosynthetic process siderophore metabolic process phenol-containing compound metabolic process phenol-containing compound biosynthetic process catechol-containing compound biosynthetic process metabolic process cellular process nonribosomal peptide biosynthetic process peptide metabolic process biological process involved in interspecies interaction between organisms acquisition of nutrients from host iron acquisition from host biological process involved in interaction with host biological process involved in symbiotic interaction oxoacid metabolic process indole-containing compound metabolic process amino acid metabolic process organic acid biosynthetic process organic acid metabolic process alpha-amino acid metabolic process carboxylic acid biosynthetic process biogenic amine biosynthetic process indole-containing compound biosynthetic process L-tryptophan metabolic process small molecule metabolic process indolalkylamine biosynthetic process aromatic amino acid family biosynthetic process aromatic amino acid metabolic process small molecule biosynthetic process carboxylic acid metabolic process primary metabolic process L-amino acid biosynthetic process L-amino acid metabolic process L-tryptophan biosynthetic process proteinogenic amino acid metabolic process amine metabolic process amino acid biosynthetic process amine biosynthetic process proteinogenic amino acid biosynthetic process erythrose 4-phosphate/phosphoenolpyruvate family amino acid biosynthetic process biogenic amine metabolic process alpha-amino acid biosynthetic process monocarboxylic acid biosynthetic process benzene-containing compound metabolic process salicylic acid biosynthetic process salicylic acid metabolic process monocarboxylic acid metabolic process cellular response to stimulus response to nutrient levels inorganic ion homeostasis response to stimulus homeostatic process cellular response to starvation cellular response to iron ion starvation cellular response to nutrient levels intracellular iron ion homeostasis cellular homeostasis chemical homeostasis cellular response to stress intracellular monoatomic cation homeostasis response to stress monoatomic ion homeostasis intracellular chemical homeostasis response to starvation monoatomic cation homeostasis intracellular monoatomic ion homeostasis	cell periphery cellular anatomical structure plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR019999	Anthranilate synthase component I-like	Family
A, B, C, D	IPR019996	Salicylate synthase	Family
A, B, C, D	IPR005801	ADC synthase	Homologous Superfamily
A, B, C, D	IPR015890	Chorismate-utilising enzyme, C-terminal	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.