5EY5

LBCATS

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	LBCATS-a	polymer	273	29958.0	2		synthetic construct	Tryptophan synthase alpha chain
2	B, D	LBCA-b	polymer	399	43634.3	2		synthetic construct	Tryptophan synthase beta chain
3	A, C	SN-GLYCEROL-3-PHOSPHATE	non-polymer		172.1	2	Chemie (G3P)
4	B, D	PYRIDOXAL-5'-PHOSPHATE	non-polymer		247.1	2	Chemie (PLP)
5	B, D	SODIUM ION	non-polymer		23.0	3	Chemie (NA)
6		water	water		18.0	398	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	147184.7
Non-Polymers*	Number of molecules	7
	Total formula weight	907.4
All*	Total formula weight	148092.1

*Water molecules are not included.