7WSW

Cryo-EM structure of the Potassium channel AKT1 from Arabidopsis thaliana

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, D, C	Potassium channel AKT1	polymer	879	99413.9	4	UniProt (Q38998) Pfam (PF00520) Pfam (PF07885) Pfam (PF00027) Pfam (PF00023) Pfam (PF11834) In PDB	Arabidopsis thaliana (thale cress)
2	A, B, D, C	PHOSPHATIDYLETHANOLAMINE	non-polymer		734.0	4	Chemie (PTY)
3	A	POTASSIUM ION	non-polymer		39.1	3	Chemie (K)

Sequence modifications

A, B, D, C: 1 - 857 (UniProt: Q38998)

PDB	External Database	Details
Met -21	-	initiating methionine
Ala -20	-	expression tag
Ser -19	-	expression tag
Asp -18	-	expression tag
Tyr -17	-	expression tag
Lys -16	-	expression tag
Asp -15	-	expression tag
Asp -14	-	expression tag
Asp -13	-	expression tag
Asp -12	-	expression tag
Lys -11	-	expression tag
Ala -10	-	expression tag
Ser -9	-	expression tag
Asp -8	-	expression tag
Glu -7	-	expression tag
Val -6	-	expression tag
Asp -5	-	expression tag
Ala -4	-	expression tag
Gly -3	-	expression tag
Thr -2	-	expression tag
Ala -1	-	expression tag
Thr 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	397655.8
Non-Polymers*	Number of molecules	7
	Total formula weight	3053.4
All*	Total formula weight	400709.2

*Water molecules are not included.