2ZR2

Crystal structure of seryl-tRNA synthetase from Pyrococcus horikoshii complexed with ATP

Replaces:  2DQ1

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Seryl-tRNA synthetase	polymer	455	53342.3	2	UniProt (O58441) Pfam (PF02403) Pfam (PF00587) In PDB	Pyrococcus horikoshii	Seryl-tRNA(Ser/Sec) synthetase, Serine--tRNA ligase, SerRS
2	A, B	ADENOSINE MONOPHOSPHATE	non-polymer		347.2	2	Chemie (AMP)
3	A, B	SULFATE ION	non-polymer		96.1	7	Chemie (SO4)
4		water	water		18.0	72	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	106684.6
Non-Polymers*	Number of molecules	9
	Total formula weight	1366.9
All*	Total formula weight	108051.5

*Water molecules are not included.