3REX

Crystal structure of the archaeal asparagine synthetase A complexed with Adenosine monophosphate

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	AsnS-like asparaginyl-tRNA synthetase related protein	polymer	294	34131.4	2	UniProt (Q9V228) Pfam (PF00152) In PDB	Pyrococcus abyssi	archaeal asparagine synthetase A
2	A, B	ADENOSINE MONOPHOSPHATE	non-polymer		347.2	2	Chemie (AMP)
3	A	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
4		water	water		18.0	389	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	68262.7
Non-Polymers*	Number of molecules	3
	Total formula weight	718.7
All*	Total formula weight	68981.5

*Water molecules are not included.