4ME7

Crystal structure of Bacillus subtilis toxin MazF in complex with cognate antitoxin MazE

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)	mRNA interferase EndoA	polymer	116	13134.6	4	UniProt (P96622) Pfam (PF02452)	Bacillus subtilis subsp. subtilis	Endoribonuclease EndoA, Toxin EndoA, mRNA interferase MazF-bs, MazF-bs
2	E, F (E, F)	Antitoxin EndoAI	polymer	94	10931.4	2	UniProt (P96621) Pfam (PF01402)	Bacillus subtilis subsp. subtilis	Antitoxin MazE-bs, MazE-bs, EndoA inhibitor
3	G, H, I, J, K... (A, B, C, D, E...)	water	water		18.0	30	Chemie (HOH)

Sequence modifications

A, B, C, D: 2 - 115 (UniProt: P96622)

PDB	External Database	Details
Mse 1	-	expression tag

E, F: 2 - 93 (UniProt: P96621)

PDB	External Database	Details
Ser 0	-	expression tag
Mse 1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	74401.3
All*	Total formula weight	74401.3

*Water molecules are not included.