1IVS

CRYSTAL STRUCTURE OF THERMUS THERMOPHILUS VALYL-TRNA SYNTHETASE COMPLEXED WITH TRNA(VAL) AND VALYL-ADENYLATE ANALOGUE

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)	tRNA (Val)	polymer	75	24174.5	2
2	C, D (A, B)	Valyl-tRNA synthetase	polymer	862	98914.4	2	UniProt (P96142) Pfam (PF00133) Pfam (PF08264) Pfam (PF10458)	Thermus thermophilus	Valine-tRNA ligase, ValRS
3	E, F (A, B)	N-[VALINYL]-N'-[ADENOSYL]-DIAMINOSUFONE	non-polymer		444.5	2	Chemie (VAA)
4	G, H, I, J (C, D, A, B)	water	water		18.0	218	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	246177.8
Non-Polymers*	Number of molecules	2
	Total formula weight	888.9
All*	Total formula weight	247066.7

*Water molecules are not included.