9Y81

Crystal structure of Glutamate-tRNA synthetase GluRS from Chlamydia pneumoniae

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)	Glutamate--tRNA ligase	polymer	526	60568.1	2	UniProt (Q9Z7Z3) Pfam (PF00749) Pfam (PF19269)	Chlamydia pneumoniae	Glutamyl-tRNA synthetase,GluRS
2	C, H, I, J, K... (A, B)	SULFATE ION	non-polymer		96.1	6	Chemie (SO4)
3	D, E, F, M, N... (A, B)	CHLORIDE ION	non-polymer		35.5	13	Chemie (CL)
4	AA, G, W, X, Y... (B, A)	1,2-ETHANEDIOL	non-polymer		62.1	6	Chemie (EDO)
5	BA, CA (A, B)	water	water		18.0	264	Chemie (HOH)

Sequence modifications

A, B: 14 - 518 (UniProt: Q9Z7Z3)

PDB	External Database	Details
Met -7	-	initiating methionine
Ala -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
Met 1	-	expression tag
Gly 2	-	expression tag
Thr 3	-	expression tag
Leu 4	-	expression tag
Glu 5	-	expression tag
Ala 6	-	expression tag
Gln 7	-	expression tag
Thr 8	-	expression tag
Gln 9	-	expression tag
Gly 10	-	expression tag
Pro 11	-	expression tag
Gly 12	-	expression tag
Ser 13	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	121136.2
Non-Polymers*	Number of molecules	25
	Total formula weight	1409.7
All*	Total formula weight	122545.9

*Water molecules are not included.