4JML

Crystal structure of the TolB(P201C)-ColicinE9 TBE peptide(A33C) complex.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Protein TolB	polymer	417	44716.6	1	UniProt (C9R0N0) In PDB	Escherichia coli
2	E	Colicin-E9	polymer	16	1639.6	1	UniProt (P09883) In PDB	Escherichia coli
3	A	CALCIUM ION	non-polymer		40.1	1	Chemie (CA)
4		water	water		18.0	282	Chemie (HOH)

Sequence modifications

A: 23 - 430 (UniProt: C9R0N0)

PDB	External Database	Details
Met 22	-	expression tag
Cys 201	Pro 201	engineered mutation
Leu 431	-	expression tag
Glu 432	-	expression tag
His 433	-	expression tag
His 434	-	expression tag
His 435	-	expression tag
His 436	-	expression tag
His 437	-	expression tag
His 438	-	expression tag

E: 32 - 47 (UniProt: P09883)

PDB	External Database	Details
Cys 33	Ala 33	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	46356.2
Non-Polymers*	Number of molecules	1
	Total formula weight	40.1
All*	Total formula weight	46396.3

*Water molecules are not included.