2RIK

I-band fragment I67-I69 from titin

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Titin	polymer	284	31322.6	1	Pfam (PF07679) UniProt (by SIFTS) (O97791) In PDB	Oryctolagus cuniculus (rabbit)
2		water	water		18.0	479	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	31322.6
All*	Total formula weight	31322.6

*Water molecules are not included.