2G0Y

Crystal Structure of a Lumenal Pentapeptide Repeat Protein from Cyanothece sp 51142 at 2.3 Angstrom Resolution. Tetragonal Crystal Form

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	pentapeptide repeat protein	polymer	184	19790.9	1	Pfam (PF00805) UniProt (by SIFTS) (B1WVN5) In PDB	Cyanothece sp. ATCC 51142
2	A	CALCIUM ION	non-polymer		40.1	3	Chemie (CA)
3		water	water		18.0	16	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	19790.9
Non-Polymers*	Number of molecules	3
	Total formula weight	120.2
All*	Total formula weight	19911.1

*Water molecules are not included.