1LD3

Crystal Structure of B. subilis ferrochelatase with Zn(2+) bound at the active site.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Ferrochelatase	polymer	310	35389.7	1	UniProt (P32396) Pfam (PF00762) In PDB	Bacillus subtilis
2	A	ZINC ION	non-polymer		65.4	1	Chemie (ZN)
3		water	water		18.0	37	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	35389.7
Non-Polymers*	Number of molecules	1
	Total formula weight	65.4
All*	Total formula weight	35455.1

*Water molecules are not included.