4ZAJ

2.2 Angstrom Crystal Structure of a Human Arginyl-tRNA Synthetase

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Arginine--tRNA ligase, cytoplasmic	polymer	601	68941.2	1	UniProt (P54136) Pfam (PF03485) Pfam (PF00750) Pfam (PF05746)	Homo sapiens (Human)	Arginyl-tRNA synthetase,ArgRS
2	B (A)	water	water		18.0	106	Chemie (HOH)

Sequence modifications

A: 1 - 588 (UniProt: P54136)

PDB	External Database	Details
Glu 589	-	expression tag
Asn 590	-	expression tag
Leu 591	-	expression tag
Tyr 592	-	expression tag
Phe 593	-	expression tag
Gln 594	-	expression tag
Ser 595	-	expression tag
His 596	-	expression tag
His 597	-	expression tag
His 598	-	expression tag
His 599	-	expression tag
His 600	-	expression tag
His 601	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	68941.2
All*	Total formula weight	68941.2

*Water molecules are not included.