5UCM

Crystal Structure of Prolyl-tRNA Synthetase 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	Proline--tRNA ligase	polymer	579	64208.9	2	UniProt (Q9I502) Pfam (PF00587) Pfam (PF04073) Pfam (PF03129) In PDB	Pseudomonas aeruginosa	Prolyl-tRNA synthetase,ProRS
2	A, B	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
3		water	water		18.0	488	Chemie (HOH)

Sequence modifications

A, B: 1 - 571 (UniProt: Q9I502)

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

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	128417.9
Non-Polymers*	Number of molecules	2
	Total formula weight	48.6
All*	Total formula weight	128466.5

*Water molecules are not included.