5X3N

Crystal structure of DiUb-K6

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Polyubiquitin-B	polymer	76	8576.8	1	UniProt (P0CG47) Pfam (PF00240) In PDB	Homo sapiens (Human)
2	A	PHOSPHATE ION	non-polymer		95.0	3	Chemie (PO4)
3		water	water		18.0	67	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	8576.8
Non-Polymers*	Number of molecules	3
	Total formula weight	284.9
All*	Total formula weight	8861.7

*Water molecules are not included.