2XTR

Structure of the P176A Colicin M mutant from E. coli

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	COLICIN-M	polymer	271	29486.5	2	UniProt (P05820) Pfam (PF14859) In PDB	ESCHERICHIA COLI
2	B	NITRATE ION	non-polymer		62.0	1	Chemie (NO3)
3		water	water		18.0	232	Chemie (HOH)

Sequence modifications

A, B: 1 - 271 (UniProt: P05820)

PDB	External Database	Details
Ala 176	Pro 176	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	58973.0
Non-Polymers*	Number of molecules	1
	Total formula weight	62.0
All*	Total formula weight	59035.0

*Water molecules are not included.