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CRYSTAL STRUCTURE OF A TRUNCATED FORM OF THREONYL-TRNA SYNTHETASE COMPLEXED WITH A SERYL ADENYLATE ANALOG

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	THREONYL-TRNA SYNTHETASE	polymer	401	46725.2	2	UniProt (P0A8M3) Pfam (PF00587) Pfam (PF03129)	Escherichia coli
2	C, E (A, B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	D, F (A, B)	5'-O-(N-(L-SERYL)-SULFAMOYL)ADENOSINE	non-polymer		433.4	2	Chemie (SSA)
4	G, H (A, B)	water	water		18.0	534	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	93450.4
Non-Polymers*	Number of molecules	4
	Total formula weight	997.6
All*	Total formula weight	94448.0

*Water molecules are not included.