3C2R

Crystal structure of the quinolinate phosphoribosyl transferase (BNA6) from Sachharomyces cerevisiae complexed with the inhibitor phthalate

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Nicotinate-nucleotide pyrophosphorylase	polymer	295	32401.9	2	UniProt (P43619) Pfam (PF02749) Pfam (PF01729) In PDB	Saccharomyces cerevisiae (baker's yeast)	Quinolinate phosphoribosyltransferase [decarboxylating], QAPRTase
2	A, B	PHTHALIC ACID	non-polymer		166.1	2	Chemie (PHT)
3		water	water		18.0	101	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	64803.8
Non-Polymers*	Number of molecules	2
	Total formula weight	332.3
All*	Total formula weight	65136.1

*Water molecules are not included.