3AO9

Crystal structure of the C-terminal domain of sequence-specific ribonuclease

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-E5	polymer	116	12854.2	2	UniProt (P18000) Pfam (PF12106) In PDB	Escherichia coli
2	A, B	CADMIUM ION	non-polymer		112.4	4	Chemie (CD)
3		water	water		18.0	114	Chemie (HOH)

Sequence modifications

A, B: 2 - 116 (UniProt: P18000)

PDB	External Database	Details
Met 1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	25708.4
Non-Polymers*	Number of molecules	4
	Total formula weight	449.6
All*	Total formula weight	26158.1

*Water molecules are not included.