4KY2

Transthyretin in complex with the fluorescent folding sensor (E)-7-hydroxy-3-(4-hydroxy-3,5-dimethylstyryl)-4-methyl-2H-chromen-2-one

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Transthyretin	polymer	127	13777.4	2	UniProt (P02766) Pfam (PF00576)	Homo sapiens (human)	ATTR, Prealbumin, TBPA
2	C, D (A, B)	7-hydroxy-3-[(E)-2-(4-hydroxy-3,5-dimethylphenyl)ethenyl]-4-methyl-2H-chromen-2-one	non-polymer		322.4	2	Chemie (1W3)
3	E, F (A, B)	water	water		18.0	250	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	27554.7
Non-Polymers*	Number of molecules	2
	Total formula weight	644.7
All*	Total formula weight	28199.4

*Water molecules are not included.