9VGK

Ancestral L-tryptophan synthase beta-subunit 1 complex with Trp-PLP

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D (A, B, C, D)	Ancestral L-tyrptophan synthase beta-subunit 1 K90A	polymer	397	43894.0	4		synthetic construct
2	E, F, G, H (A, B, C, D)	(E)-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-D-tryptophan	non-polymer		433.4	4	Chemie (VB4)
3	I, J, K, L (A, B, C, D)	water	water		18.0	174	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	175576.2
Non-Polymers*	Number of molecules	4
	Total formula weight	1733.4
All*	Total formula weight	177309.6

*Water molecules are not included.