6UAP

Crystal structure of tryptophan synthase from M. tuberculosis - open form with BRD6309 bound

Replaces:  6DU1

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, E, G (A, C, E, G)	Tryptophan synthase alpha chain	polymer	276	28579.4	4	UniProt (P9WFY1) Pfam (PF00290)	Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)
2	B, D, F, H (B, D, F, H)	Tryptophan synthase beta chain	polymer	410	43562.7	4	UniProt (P9WFX9) Pfam (PF00291)	Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)
3	AA, BA, CA, DA, EA... (D, A, F, B, G...)	FORMIC ACID	non-polymer		46.0	23	Chemie (FMT)
4	HA, K (D, A)	1,2-ETHANEDIOL	non-polymer		62.1	2	Chemie (EDO)
5	KA, L, UA, W (F, B, H, D)	(2R,3S,4R)-3-(4'-chloro-2',6'-difluoro[1,1'-biphenyl]-4-yl)-4-(fluoromethyl)azetidine-2-carbonitrile	non-polymer		336.7	4	Chemie (H9V)
6	O, PA, U (B, F, C)	MALONIC ACID	non-polymer		104.1	3	Chemie (MLA)
7	FA, GA, P, QA, WA (D, B, F, H)	D-MALATE	non-polymer		134.1	5	Chemie (MLT)
8	IA, JA, TA, X, XA... (D, G, H)	ACETATE ION	non-polymer		59.0	6	Chemie (ACT)
9	AB, BB, CB, DB, EB... (B, C, D, E, F...)	water	water		18.0	302	Chemie (HOH)

Sequence modifications

A, C, E, G: 1 - 270 (UniProt: P9WFY1)

PDB	External Database	Details
His 271	-	expression tag
His 272	-	expression tag
His 273	-	expression tag
His 274	-	expression tag
His 275	-	expression tag
His 276	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	288568.6
Non-Polymers*	Number of molecules	43
	Total formula weight	3866.5
All*	Total formula weight	292435.2

*Water molecules are not included.