1B66

6-PYRUVOYL TETRAHYDROPTERIN SYNTHASE

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)	6-PYRUVOYL TETRAHYDROPTERIN SYNTHASE	polymer	140	15875.2	2	UniProt (P27213) Pfam (PF01242)	Rattus rattus (black rat)
2	C, E (A, B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	D, F (A, B)	BIOPTERIN	non-polymer		237.2	2	Chemie (BIO)
4	G, H (A, B)	water	water		18.0	259	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	31750.3
Non-Polymers*	Number of molecules	4
	Total formula weight	605.2
All*	Total formula weight	32355.6

*Water molecules are not included.