8C3L

PaaR2 N-terminal domain in complex with nanobody 33

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (A, C)	Phage repressor protein CI	polymer	66	7881.1	2	UniProt (Q8XAD6)	Escherichia coli O157:H7
2	B, D (B, D)	Nanobody 33	polymer	117	12821.1	2		Lama glama
3	E, F, G, H, I... (A, B, C, D)	IODIDE ION	non-polymer		126.9	13	Chemie (IOD)
4	P, Q, R, U (C, D)	CHLORIDE ION	non-polymer		35.5	4	Chemie (CL)
5	V, W, X, Y (A, B, C, D)	water	water		18.0	164	Chemie (HOH)

Sequence modifications

A, C: 1 - 57 (UniProt: Q8XAD6)

PDB	External Database	Details
Gly 58	-	expression tag
Ser 59	-	expression tag
Ser 60	-	expression tag
His 61	-	expression tag
His 62	-	expression tag
His 63	-	expression tag
His 64	-	expression tag
His 65	-	expression tag
His 66	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	41404.4
Non-Polymers*	Number of molecules	17
	Total formula weight	1791.6
All*	Total formula weight	43196.0

*Water molecules are not included.