4IMP | pdb_00004imp

The missing linker: a dimerization motif located within polyketide synthase modules

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
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)
D	EUF08195	e4impD6	A: alpha duplicates or obligate multimers	X: Dimerization element domain in modular polyketide synthases (From Topology)	H: Dimerization element domain in modular polyketide synthases (From Topology)	T: Dimerization element domain in modular polyketide synthases	F: EUF08195	ECOD (1.6)
D	KR_1_SDR_x	e4impD4	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: KR_1_SDR_x	ECOD (1.6)
D	adh_short_C2_1	e4impD5	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: adh_short_C2_1	ECOD (1.6)
C	EUF08195	e4impC6	A: alpha duplicates or obligate multimers	X: Dimerization element domain in modular polyketide synthases (From Topology)	H: Dimerization element domain in modular polyketide synthases (From Topology)	T: Dimerization element domain in modular polyketide synthases	F: EUF08195	ECOD (1.6)
C	KR_1_SDR_x	e4impC4	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: KR_1_SDR_x	ECOD (1.6)
C	adh_short_C2_1	e4impC5	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: adh_short_C2_1	ECOD (1.6)
B	EUF08195	e4impB1	A: alpha duplicates or obligate multimers	X: Dimerization element domain in modular polyketide synthases (From Topology)	H: Dimerization element domain in modular polyketide synthases (From Topology)	T: Dimerization element domain in modular polyketide synthases	F: EUF08195	ECOD (1.6)
B	KR_1_SDR_x	e4impB2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: KR_1_SDR_x	ECOD (1.6)
B	adh_short_C2_1	e4impB3	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: adh_short_C2_1	ECOD (1.6)
A	EUF08195	e4impA1	A: alpha duplicates or obligate multimers	X: Dimerization element domain in modular polyketide synthases (From Topology)	H: Dimerization element domain in modular polyketide synthases (From Topology)	T: Dimerization element domain in modular polyketide synthases	F: EUF08195	ECOD (1.6)
A	KR_1_SDR_x	e4impA3	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: KR_1_SDR_x	ECOD (1.6)
A	adh_short_C2_1	e4impA2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: adh_short_C2_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
C	6.10.140.1830	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
C	3.40.50.11460	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)
C	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
B	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
A	6.10.140.1830	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
A	3.40.50.11460	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)
A	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Polyketide synthase extender modules 3-4	binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding vitamin binding modified amino acid binding ion binding anion binding phosphopantetheine binding sulfur compound binding acyltransferase activity 3-oxoacyl-[acyl-carrier-protein] synthase activity acyltransferase activity, transferring groups other than amino-acyl groups binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding vitamin binding modified amino acid binding ion binding anion binding phosphopantetheine binding sulfur compound binding acyltransferase activity 3-oxoacyl-[acyl-carrier-protein] synthase activity acyltransferase activity, transferring groups other than amino-acyl groups transferase activity catalytic activity erythronolide synthase activity fatty acid synthase activity	fatty acid metabolic process monocarboxylic acid biosynthetic process small molecule biosynthetic process oxoacid 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 biosynthetic process small molecule metabolic process metabolic process fatty acid metabolic process monocarboxylic acid biosynthetic process small molecule biosynthetic process oxoacid 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 biosynthetic process small molecule metabolic process metabolic process cellular process monocarboxylic acid metabolic process lipid metabolic process macrolide biosynthetic process polyketide metabolic process macrolide metabolic process secondary metabolic process antibiotic biosynthetic process antibiotic metabolic process polyketide biosynthetic process secondary metabolite biosynthetic process lactone metabolic process lactone biosynthetic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR016035	Acyl transferase/acyl hydrolase/lysophospholipase	Homologous Superfamily
A, B, C, D	IPR015083	Polyketide synthase NorB/C/GfsB-E-like, docking domain	Domain
A, B, C, D	IPR006162	Phosphopantetheine attachment site	PTM
A, B, C, D	IPR057326	Ketoreductase domain	Domain
A, B, C, D	IPR014030	Beta-ketoacyl synthase-like, N-terminal domain	Domain
A, B, C, D	IPR016036	Malonyl-CoA ACP transacylase, ACP-binding	Homologous Superfamily
A, B, C, D	IPR050091	Polyketide and Nonribosomal Peptide Biosynthesis Enzymes	Family
A, B, C, D	IPR020841	Polyketide synthase, beta-ketoacyl synthase domain	Domain
A, B, C, D	IPR036736	ACP-like superfamily	Homologous Superfamily
A, B, C, D	IPR014043	Acyl transferase domain	Domain
A, B, C, D	IPR014031	Beta-ketoacyl synthase, C-terminal domain	Domain
A, B, C, D	IPR041618	Polyketide synthase dimerisation element domain	Domain
A, B, C, D	IPR032821	Polyketide synthase, C-terminal extension	Domain
A, B, C, D	IPR009081	Phosphopantetheine binding ACP domain	Domain
A, B, C, D	IPR020806	Polyketide synthase-like, phosphopantetheine-binding domain	Domain
A, B, C, D	IPR036299	Polyketide synthase, docking domain superfmaily	Homologous Superfamily
A, B, C, D	IPR013968	Polyketide synthase-like, ketoreductase domain	Domain
A, B, C, D	IPR016039	Thiolase-like	Homologous Superfamily
A, B, C, D	IPR001227	Acyl transferase domain superfamily	Homologous Superfamily
A, B, C, D	IPR036291	NAD(P)-binding domain superfamily	Homologous Superfamily
A, B, C, D	IPR018201	Beta-ketoacyl synthase, active site	Active Site