2CNU

Atomic resolution structure of SAICAR-synthase from Saccharomyces cerevisiae complexed with aspartic acid

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	PHOSPHORIBOSYLAMINOIMIDAZOLE-SUCCINOCARBOXAMIDE SYNTHASE	polymer	306	34545.2	1	UniProt (P27616) Pfam (PF01259) In PDB	SACCHAROMYCES CEREVISIAE (BAKER'S YEAST)	SAICAR SYNTHETASE
2	A	ASPARTIC ACID	non-polymer		133.1	3	Chemie (ASP)
3	A	SULFATE ION	non-polymer		96.1	7	Chemie (SO4)
4		water	water		18.0	708	Chemie (HOH)

Sequence modifications

A: 1 - 1 (PDB: 2CNU)
A: 2 - 306 (UniProt: P27616)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	34545.2
Non-Polymers*	Number of molecules	10
	Total formula weight	1071.8
All*	Total formula weight	35617.0

*Water molecules are not included.