1TED

Crystal structure of a type III polyketide synthase PKS18 from Mycobacterium tuberculosis

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)
A	d1teda2	Alpha and beta proteins (a/b)	Thiolase-like	Thiolase-like	Chalcone synthase-like	Polyketide synthase PKS18, C-terminal domain	(Mycobacterium tuberculosis H37Rv ) [TaxId: 83332 ],	SCOPe (2.08)
A	d1teda1	Alpha and beta proteins (a/b)	Thiolase-like	Thiolase-like	Chalcone synthase-like	Polyketide synthase PKS18, N-terminal domain	(Mycobacterium tuberculosis H37Rv ) [TaxId: 83332 ],	SCOPe (2.08)
B	d1tedb2	Alpha and beta proteins (a/b)	Thiolase-like	Thiolase-like	Chalcone synthase-like	Polyketide synthase PKS18, C-terminal domain	(Mycobacterium tuberculosis H37Rv ) [TaxId: 83332 ],	SCOPe (2.08)
B	d1tedb1	Alpha and beta proteins (a/b)	Thiolase-like	Thiolase-like	Chalcone synthase-like	Polyketide synthase PKS18, N-terminal domain	(Mycobacterium tuberculosis H37Rv ) [TaxId: 83332 ],	SCOPe (2.08)
C	d1tedc2	Alpha and beta proteins (a/b)	Thiolase-like	Thiolase-like	Chalcone synthase-like	Polyketide synthase PKS18, C-terminal domain	(Mycobacterium tuberculosis H37Rv ) [TaxId: 83332 ],	SCOPe (2.08)
C	d1tedc1	Alpha and beta proteins (a/b)	Thiolase-like	Thiolase-like	Chalcone synthase-like	Polyketide synthase PKS18, N-terminal domain	(Mycobacterium tuberculosis H37Rv ) [TaxId: 83332 ],	SCOPe (2.08)
D	d1tedd2	Alpha and beta proteins (a/b)	Thiolase-like	Thiolase-like	Chalcone synthase-like	Polyketide synthase PKS18, C-terminal domain	(Mycobacterium tuberculosis H37Rv ) [TaxId: 83332 ],	SCOPe (2.08)
D	d1tedd1	Alpha and beta proteins (a/b)	Thiolase-like	Thiolase-like	Chalcone synthase-like	Polyketide synthase PKS18, N-terminal domain	(Mycobacterium tuberculosis H37Rv ) [TaxId: 83332 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Chalcone synthase-like	8027763	4000864	SCOP2 (2022-06-29)
A	SCOP2 Family	Chalcone synthase-like	8101790	4000864	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Thiolase-like	8040142	3000122	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Thiolase-like	8101791	3000122	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Thiolase-like	8101791	3000122	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Thiolase-like	8040142	3000122	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Thiolase-like	8040142	3000122	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Thiolase-like	8101791	3000122	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Thiolase-like	8101791	3000122	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Thiolase-like	8040142	3000122	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)
A	ACP_syn_III_C	e1tedA3	A: a/b three-layered sandwiches	X: Thiolase-like (From Topology)	H: Thiolase-like (From Topology)	T: Thiolase-like	F: ACP_syn_III_C	ECOD (1.6)
A	Chal_sti_synt_N	e1tedA2	A: a/b three-layered sandwiches	X: Thiolase-like (From Topology)	H: Thiolase-like (From Topology)	T: Thiolase-like	F: Chal_sti_synt_N	ECOD (1.6)
B	ACP_syn_III_C	e1tedB2	A: a/b three-layered sandwiches	X: Thiolase-like (From Topology)	H: Thiolase-like (From Topology)	T: Thiolase-like	F: ACP_syn_III_C	ECOD (1.6)
B	Chal_sti_synt_N	e1tedB1	A: a/b three-layered sandwiches	X: Thiolase-like (From Topology)	H: Thiolase-like (From Topology)	T: Thiolase-like	F: Chal_sti_synt_N	ECOD (1.6)
C	ACP_syn_III_C	e1tedC1	A: a/b three-layered sandwiches	X: Thiolase-like (From Topology)	H: Thiolase-like (From Topology)	T: Thiolase-like	F: ACP_syn_III_C	ECOD (1.6)
C	Chal_sti_synt_N	e1tedC2	A: a/b three-layered sandwiches	X: Thiolase-like (From Topology)	H: Thiolase-like (From Topology)	T: Thiolase-like	F: Chal_sti_synt_N	ECOD (1.6)
D	ACP_syn_III_C	e1tedD2	A: a/b three-layered sandwiches	X: Thiolase-like (From Topology)	H: Thiolase-like (From Topology)	T: Thiolase-like	F: ACP_syn_III_C	ECOD (1.6)
D	Chal_sti_synt_N	e1tedD1	A: a/b three-layered sandwiches	X: Thiolase-like (From Topology)	H: Thiolase-like (From Topology)	T: Thiolase-like	F: Chal_sti_synt_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.47.10	Alpha Beta	3-Layer(aba) Sandwich	Peroxisomal Thiolase	Chain A, domain 1	CATH (4.3.0)
B	3.40.47.10	Alpha Beta	3-Layer(aba) Sandwich	Peroxisomal Thiolase	Chain A, domain 1	CATH (4.3.0)
C	3.40.47.10	Alpha Beta	3-Layer(aba) Sandwich	Peroxisomal Thiolase	Chain A, domain 1	CATH (4.3.0)
D	3.40.47.10	Alpha Beta	3-Layer(aba) Sandwich	Peroxisomal Thiolase	Chain A, domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00195	Chalcone and stilbene synthases, N-terminal domain (Chal_sti_synt_N)	Chalcone and stilbene synthases, N-terminal domain	The C-terminal domain of Chalcone synthase is reported to be structurally similar to domains in thiolase and beta-ketoacyl synthase. The differences in activity are accounted for by differences in this N-terminal domain.	Domain
A, B, C, D	PF02797	Chalcone and stilbene synthases, C-terminal domain (Chal_sti_synt_C)	Chalcone and stilbene synthases, C-terminal domain	This domain of chalcone synthase is reported to be structurally similar to domains in thiolase and beta-ketoacyl synthase. The differences in activity are accounted for by differences in the N-terminal domain.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	pks18	acyltransferase activity acyltransferase activity, transferring groups other than amino-acyl groups transferase activity catalytic activity	organic substance metabolic process polyketide biosynthetic process secondary metabolite biosynthetic process biosynthetic process polyketide metabolic process organic substance biosynthetic process metabolic process secondary metabolic process fatty acid metabolic process monocarboxylic acid biosynthetic process small molecule biosynthetic process oxoacid metabolic process cellular biosynthetic process cellular metabolic process organic substance metabolic process polyketide biosynthetic process secondary metabolite biosynthetic process biosynthetic process polyketide metabolic process organic substance biosynthetic process metabolic process secondary metabolic process fatty acid metabolic process monocarboxylic acid biosynthetic process small molecule biosynthetic process oxoacid metabolic process cellular biosynthetic process cellular metabolic process carboxylic acid metabolic process lipid biosynthetic process primary metabolic process organic acid biosynthetic process organic acid metabolic process fatty acid biosynthetic process carboxylic acid biosynthetic process cellular lipid metabolic process small molecule metabolic process cellular process monocarboxylic acid metabolic process lipid metabolic process phenylpropanoid metabolic process olefinic compound biosynthetic process chalcone metabolic process phenylpropanoid biosynthetic process chalcone biosynthetic process organic cyclic compound metabolic process cellular ketone metabolic process organic cyclic compound biosynthetic process olefinic compound metabolic process ketone biosynthetic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR001099	Chalcone/stilbene synthase, N-terminal	Domain
A, B, C, D	IPR016039	Thiolase-like	Homologous Superfamily
A, B, C, D	IPR012328	Chalcone/stilbene synthase, C-terminal	Domain
A, B, C, D	IPR011141	Polyketide synthase, type III	Family

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.