4M4M

The structure of Ni T6 bovine insulin

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	Insulin	polymer	21	2339.6	2	UniProt (P01317) In PDB	Bos taurus (bovine cow domestic cattle domestic cow)
2	B, D	Insulin	polymer	30	3403.9	2	UniProt (P01317) Pfam (PF00049) In PDB	Bos taurus (bovine cow domestic cattle domestic cow)
3	B, D	NICKEL (II) ION	non-polymer		58.7	2	Chemie (NI)
4		water	water		18.0	80	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	11487.1
Non-Polymers*	Number of molecules	2
	Total formula weight	117.4
All*	Total formula weight	11604.5

*Water molecules are not included.