2L1R

The structure of the calcium-sensitizer, dfbp-o, in complex with the N-domain of troponin C and the switch region of troponin I

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Troponin C	polymer	89	10070.3	1	UniProt (P63316) Pfam (PF13833) In PDB	Homo sapiens (human)	TN-C
2	B	Troponin I	polymer	20	2219.7	1	UniProt (P19429) In PDB	HOMO SAPIENS	Cardiac troponin I
3	A	CALCIUM ION	non-polymer		40.1	1	Chemie (CA)
4	A	[(2',4'-difluorobiphenyl-4-yl)oxy]acetic acid	non-polymer		264.2	1	Chemie (SXK)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	12290.0
Non-Polymers*	Number of molecules	2
	Total formula weight	304.3
All*	Total formula weight	12594.3

*Water molecules are not included.