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 (A, B)	Seryl-tRNA synthetase	polymer	455	53342.3	2	UniProt (O58441)	Pyrococcus horikoshii	Seryl-tRNA(Ser/Sec) synthetase, Serine--tRNA ligase, SerRS
2	C, H (A, B)	ADENOSINE MONOPHOSPHATE	non-polymer		347.2	2	Chemie (AMP) PubChem (16397049) PubChem (16760266) PubChem (224) PubChem (40467049) PubChem (40469468) PubChem (34768) PubChem (44348067) PubChem (83862) PubChem (45358029) PubChem (46874558) PubChem (40459109) PubChem (57358045) PubChem (57879893) PubChem (57879902) PubChem (46875232) PubChem (446048) PubChem (515384) PubChem (638042) PubChem (177678969) PubChem (6083) PubChem (1549371) PubChem (5316444) PubChem (92144436) PubChem (5742864) PubChem (122197642) PubChem (12358354) PubChem (12163610) PubChem (12358355) PubChem (162290139) PubChem (162946266) PubChem (171699505)
3	D, E, F, G, I... (A, B)	SULFATE ION	non-polymer		96.1	7	Chemie (SO4)
4	L, M (A, B)	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.