9JJB

Class 1 state of the GfsA KSQ-ancestralAT chimeric didomain in complex with the GfsA ACP domain

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (A, B)	Polyketide synthase GfsA	polymer	605	63183.4	2	UniProt (E0D202) Pfam (PF00109) Pfam (PF02801) Pfam (PF16197)	Streptomyces graminofaciens	FD-891 synthase GfsA,loading and modules 1 to 4
2	B, D (C, D)	Polyketide synthase	polymer	94	10244.5	2	UniProt (E0D202) Pfam (PF00550)	Streptomyces graminofaciens	acyl carrier protein
3	E, F (C, D)	N-[2-(acetylamino)ethyl]-N~3~-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alaninamide	non-polymer		383.3	2	Chemie (9EF)

Sequence modifications

A, B: 13 - 876 (UniProt: E0D202)

PDB	External Database	Details
His 12	-	expression tag
Cys 197	Gln 197	engineered mutation

A, B: 877 - 934 (UniProt: E0D202)
C, D: 934 - 1025 (UniProt: E0D202)

PDB	External Database	Details
His 932	-	expression tag
Met 933	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	146855.6
Non-Polymers*	Number of molecules	2
	Total formula weight	766.7
All*	Total formula weight	147622.3

*Water molecules are not included.