36LW

Crystal structure of a Lysine--tRNA ligase (LysRS) from Pseudomonas aeruginosa

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)	Lysine--tRNA ligase	polymer	500	57420.0	2	UniProt (Q9HXU0)	Pseudomonas aeruginosa PAO1	Lysyl-tRNA synthetase,LysRS
2	C, D, I, J, K... (A, B)	CHLORIDE ION	non-polymer		35.5	6	Chemie (CL) PubChem (312)
3	E, F, M, N (A, B)	SODIUM ION	non-polymer		23.0	4	Chemie (NA) PubChem (923)
4	G, O (A, B)	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL	non-polymer		122.1	2	Chemie (TRS) PubChem (3777159)
5	H (A)	TETRAETHYLENE GLYCOL	non-polymer		194.2	1	Chemie (PG4) PubChem (8200)
6	P, Q (A, B)	water	water		18.0	996	Chemie (HOH)

Sequence modifications

A, B: 9 - 500 (UniProt: Q9HXU0)

PDB	External Database	Details
Met 1	-	initiating methionine
Ala 2	-	expression tag
His 3	-	expression tag
His 4	-	expression tag
His 5	-	expression tag
His 6	-	expression tag
His 7	-	expression tag
His 8	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	114839.9
Non-Polymers*	Number of molecules	13
	Total formula weight	743.2
All*	Total formula weight	115583.1

*Water molecules are not included.