7QK5

In vitro assembled 266/297 - 391 tau filaments with KCl (10a)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E... (A, K, B, C, D...)	Microtubule-associated protein tau	polymer	441	45919.9	9	UniProt (P10636) Pfam (PF00418)	Homo sapiens (human)	Neurofibrillary tangle protein,Paired helical filament-tau,PHF-tau
2	AA, BA, DA, EA, J... (D, E, F, A, G...)	CHLORIDE ION	non-polymer		35.5	18	Chemie (CL)
3	CA, FA, GA, HA, IA... (E, F, G, A, K...)	POTASSIUM ION	non-polymer		39.1	18	Chemie (K)

Contents of the asymmetric unit

Polymers	Number of chains	9
	Total formula weight	413278.8
Non-Polymers*	Number of molecules	36
	Total formula weight	1341.9
All*	Total formula weight	414620.8

*Water molecules are not included.