8ZUE

cryo-electron microscopy (cryo-EM) structure of the Hachiman defense system from Escherichia coli

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Anti-bacteriophage protein A	polymer	565	65024.6	1	UniProt (P52127) Pfam (PF14130) Pfam (PF08878)	Escherichia coli K-12
2	B (B)	Anti-bacteriophage protein B	polymer	729	83169.7	1	UniProt (P52126) Pfam (PF00270) Pfam (PF00271)	Escherichia coli K-12	Probable helicase AbpB

Sequence modifications

A: 1 - 538 (UniProt: P52127)

PDB	External Database	Details
Met -26	-	initiating methionine
Gly -25	-	expression tag
Ser -24	-	expression tag
Ser -23	-	expression tag
His -22	-	expression tag
His -21	-	expression tag
His -20	-	expression tag
His -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
Ser -16	-	expression tag
Ser -15	-	expression tag
Gly -14	-	expression tag
Leu -13	-	expression tag
Val -12	-	expression tag
Pro -11	-	expression tag
Arg -10	-	expression tag
Gly -9	-	expression tag
Ser -8	-	expression tag
His -7	-	expression tag
Ser -6	-	expression tag
Asp -5	-	expression tag
Glu -4	-	expression tag
Val -3	-	expression tag
Asp -2	-	expression tag
Ala -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	148194.2
All*	Total formula weight	148194.2

*Water molecules are not included.