1PND

ACCURACY AND PRECISION IN PROTEIN CRYSTAL STRUCTURE ANALYSIS: TWO INDEPENDENT REFINEMENTS OF THE STRUCTURE OF POPLAR PLASTOCYANIN AT 173K

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	PLASTOCYANIN	polymer	99	10493.6	1	UniProt (P00299) Pfam (PF00127) In PDB	Populus nigra
2	A	COPPER (II) ION	non-polymer		63.5	1	Chemie (CU)
3		water	water		18.0	171	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	10493.6
Non-Polymers*	Number of molecules	1
	Total formula weight	63.5
All*	Total formula weight	10557.2

*Water molecules are not included.