4P18

Crystal Structure of frog M ferritin mutant D80K

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, M...	Ferritin, middle subunit	polymer	176	20637.3	24	UniProt (P07798) Pfam (PF00210) In PDB	Rana catesbeiana (American bullfrog)	Ferritin M, Ferritin H', Ferritin X
2	P, C, R, T, H...	SULFATE ION	non-polymer		96.1	25	Chemie (SO4)
3	O, X, P, G, L...	1,2-ETHANEDIOL	non-polymer		62.1	51	Chemie (EDO)
4	A, Q	ACETATE ION	non-polymer		59.0	2	Chemie (ACT)
5	G, L, X, B, Q...	CHLORIDE ION	non-polymer		35.5	31	Chemie (CL)
6		water	water		18.0	5054	Chemie (HOH)

Sequence modifications

A, B, C, D, M, N, O, P, S, T, E, F, G, H, I, J, K, L, Q, R, U, V, W, X: 0 - 175 (UniProt: P07798)

PDB	External Database	Details
Lys 80	Asp 81	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	24
	Total formula weight	495294.6
Non-Polymers*	Number of molecules	109
	Total formula weight	6784.2
All*	Total formula weight	502078.7

*Water molecules are not included.