2I4T

Crystal structure of Purine Nucleoside Phosphorylase from Trichomonas vaginalis with Imm-A

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C	Trichomonas vaginalis purine nucleoside phosphorylase	polymer	236	25951.8	3	UniProt (A2E7Y6) Pfam (PF01048) In PDB	Trichomonas vaginalis
2	A, B, C	PHOSPHATE ION	non-polymer		95.0	5	Chemie (PO4)
3	A, B, C	3,4-PYRROLIDINEDIOL,2-(4-AMINO-5H-PYRROLO[3,2-D]PYRIMIDIN-7-YL)-5-(HYDROXYMETHYL)-2S,3S,4R,5R	non-polymer		265.3	3	Chemie (UA2)
4		water	water		18.0	75	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	77855.4
Non-Polymers*	Number of molecules	8
	Total formula weight	1270.7
All*	Total formula weight	79126.1

*Water molecules are not included.