5WCL

NMR structure of the N-domain of troponin C bound to switch region of troponin I and 3-methyldiphenylamine (solvent exposed mode)

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, slow skeletal and cardiac muscles,Troponin I, cardiac muscle	polymer	120	13495.4	1	UniProt (P63316) UniProt (P19429) Pfam (PF13833) In PDB	Homo sapiens (Human)	TN-C,Cardiac troponin I
2	A	3-methyl-N-phenylaniline	non-polymer		183.2	1	Chemie (9XG)

Sequence modifications

A: 1 - 137 (UniProt: P63316)

PDB	External Database	Details
Ser 35	Cys 35	engineered mutation
Ser 84	Cys 84	engineered mutation

A: 138 - 163 (UniProt: P19429)

PDB	External Database	Details
Gly 164	-	expression tag
His 165	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	13495.4
Non-Polymers*	Number of molecules	1
	Total formula weight	183.2
All*	Total formula weight	13678.6

*Water molecules are not included.