4XKT

E coli BFR variant Y149F

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, E... (A, B, C, D, E...)	Bacterioferritin	polymer	158	18502.0	12	UniProt (E2QFJ1) Pfam (PF00210) UniProt (by SIFTS) (P0ABD3)	Escherichia coli
2	M, N, O, P, Q... (B, C, D, E, F...)	SULFATE ION	non-polymer		96.1	13	Chemie (SO4)
3	AA, BA, CA, DA, EA... (B, C, D, E, F...)	water	water		18.0	2769	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F, G, H, I, J, K, L: 1 - 158 (UniProt: E2QFJ1)

PDB	External Database	Details
Phe 149	Tyr 149	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	222024.2
Non-Polymers*	Number of molecules	13
	Total formula weight	1248.8
All*	Total formula weight	223273.0

*Water molecules are not included.