3H90

Structural basis for the autoregulation of the zinc transporter YiiP

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, D (A, B, C, D)	Ferrous-iron efflux pump fieF	polymer	283	30973.9	4	UniProt (P69380) Pfam (PF01545) Pfam (PF16916)	Escherichia coli K-12
2	E, F, K, L, Q... (A, B, C, D)	MERCURY (II) ION	non-polymer		200.6	8	Chemie (HG)
3	AA, BA, G, H, I... (D, A, B, C)	ZINC ION	non-polymer		65.4	16	Chemie (ZN)
4	CA, DA, EA, FA (A, B, C, D)	water	water		18.0	265	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	123895.5
Non-Polymers*	Number of molecules	24
	Total formula weight	2651.3
All*	Total formula weight	126546.8

*Water molecules are not included.